Jobs at Djinni

9829
  • Β· 100 views Β· 22 applications Β· 11d

    AI/ML Engineer to $3500

    Full Remote Β· Countries of Europe or Ukraine Β· 2 years of experience Β· English - None
    Responsibilities: LLM configuration and optimization (Mistral, LLaMa, Qwen or others) - fine-tuning, quantization, performance tuning; Assessing required computational resources, selecting the optimal infrastructure for model deployment (on-premise or...

    Responsibilities:

    • LLM configuration and optimization (Mistral, LLaMa, Qwen or others) - fine-tuning, quantization, performance tuning;
    • Assessing required computational resources, selecting the optimal infrastructure for model deployment (on-premise or cloud), and analyzing cost efficiency;
    • Implementing RAG to integrate models with vector databases;
    • Orchestrating interactions between multiple ML services (e.g., one model generates tags, and another validates task descriptions).
    • Developing a service for interacting with the model (API for predictions, model management, integration with our application).
    • Optimizing model performance for real-world usage.

     

    Requirements:

    • Experience with LLM models (Mistral 7B, GPT-3/4, LLaMA, Claude, Falcon, Bloom, etc.);
    • Understanding of Retrieval-Augmented Generation (RAG) and model integration with databases;
    • Proficiency in Python and libraries like PyTorch, TensorFlow, Hugging Face, and LangChain;
    • Experience in evaluating and optimizing infrastructure for AI deployments;
    • Experience in developing APIs for integrating AI models into business processes;
    • English level at least A2-B1.

     

    Nice to have:

    • Hands-on experience with fine-tuning and dataset preparation/annotation;
    • Experience with vector databases (Pinecone, Weaviate, FAISS);
    • Experience with Java.

     

    We offer:

    • Regular result-based salary reviews;
    • Comfortable working hours (10-19 Kyiv time zone);
    • Bonus system;
    • Established product-focused environment;
    • Range of tasks, from quick and simple to challenging investigation to run;
    • Cheerful & dynamic environment;
    • Friendly and open-minded team;
    • Virtual workspace with perspective to move into one of the offices;
    • Mentorship;
    • Attractive social package (unlimited and paid sick days, fully paid vacation, birthday day off, etc;)
    • Sport and English classes discounts.

     

    Hiring steps:

    • First interview with the Recruiter;
    • Technical interview with the Team Lead;
    • Job Offer.

     

     

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  • Β· 423 views Β· 25 applications Β· 11d

    AI Engineer (ML, Data Science, Quant) in Machine Learning Team

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 3 years of experience Β· English - B1
    Your expertise: High personal interest and self-development in AI / ML Experience in creating Production services as an ML Engineer Experience with Data Science and Quantitative Analysis activities. Will definitely be a plus: Experience with AI / ML...

    Your expertise:

    • High personal interest and self-development in AI / ML
    • Experience in creating Production services as an ML Engineer
    • Experience with Data Science and Quantitative Analysis activities.

     

    Will definitely be a plus:

    • Experience with AI / ML services for marketing and sales: product recommendation, retention, customer segmentation, personalization, or others
    • High personal interest in Quant, algorithmic strategies, Finance, DeFi
    • Experience with creating and supporting algorithmic strategies, including their risk management
    • Experience in systematically monitoring and evaluating the performance of AI/ML solutions with a set of KPIs
    • Experience with Agentic AI: multi-agent systems, complex prompt engineering, LLM finetuning
    • Experience with documenting solution architecture and experiment reports
    • Experience with Research & Development projects
    • Experience in AI / ML startups or personal pet projects

     

    What’s in it for you?

    • Opportunity to deal with top-notch technologies and approaches in a world-leader product company with millions of customers
    • Opportunity to make a difference for online privacy, freedom of speech, and net neutrality
    • Decent market rate compensation depending on experience and skills
    • Developed corporate culture: no micromanagement, culture based on principles of truth, trust, and transparency
    • Support of personal and professional development
      • coverage of costs of external trainings, conferences, professional literature
      • support of experienced colleagues
      • in-house events and trainings
      • regular knowledge sharing in teams
      • English classes and speaking clubs
    • Life-balance support
      • 25 working days of vacation
      • 5 days of paid sick leave per year without providing a medical certificate (no limitation on sick leaves with medical confirmation)
      • generous maternity leave program
    • Professionally strong environment, friendly and open atmosphere, ability to influence the product development and recognition for it

     

    You will be involved into:

    • Perform extensive ML and Data Science research for new AI / ML solutions
    • Develop new AI / ML solutions and participate in the architecture definition
    • Support and upgrade current AI / ML solutions used in Production

     

    About the company and project:

    ZONE3000 is proud to represent its partnership with Namecheap (www.namecheap.com). Namecheap was founded in 2000 on the idea that all people deserve value-priced domains delivered through stellar service. Today, Namecheap is a leading ICANN-accredited domain name registrar and web hosting company with over 16 million customers and 19 million domains under management β€” and we’re just getting started.

    Our culture is built on the values that we live every day: the way we work, the way we collaborate with our global network of colleagues and the way we relentlessly innovate solutions that meet the emerging needs of our customers.

    Namecheap has been on the market for 25+ years and is the 2nd largest domain registry in the world. We are the Namecheap Machine Learning Team.

    The team prototypes and develops innovative systems with AI and Machine Learning. At the moment, there are more than 10 Production systems in the areas of Emails, Payments, Customer Service, and Analytics. Some of them have proven quality at the level of global market leaders.

    The team provides all the conditions for active professional growth. The culture combines the best from enterprises and startups: a high level of professionalism, truly innovative technologies, friendliness, and stability.

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  • Β· 15 views Β· 2 applications Β· 11d

    Lead Full-Stack Developer (C#, Angular)

    Full Remote Β· Ukraine Β· 8 years of experience Β· English - B2
    Project description Our team is responsible for the development, integration, and support of corporate information systems designed to help business processes run with maximum efficiency. We develop a set of software products used by 15k+ Luxoft...

    Project description

    Our team is responsible for the development, integration, and support of corporate information systems designed to help business processes run with maximum efficiency.
    We develop a set of software products used by 15k+ Luxoft employees. Our solutions automate a wide range of business processes, including client relationship management, contract workflows, purchasing, business travel, budget planning, invoicing, recruitment, personnel administration, and time and resource management.
    We are looking for an experienced Software Developer with deep knowledge of architectural approaches to software design and implementation.

    Responsibilities

    Be part of an agile development team

    Participate in microservices architecture implementation

    Participate in architecture and system design reviews

    Understand the concepts of Clean Architecture and DDD

    Be able to conduct code reviews

    Have experience with the .NET 9 tech stack

    Be able to write maintainable code

    Skills

    Must have

    .NET 9

    DDD

    Clean Architecture

    Angular 19

    MS SQL

    Nice to have

    Advanced English

    Azure Kubernetes Services

    Azure DevOps (CI-CD, Docker, HELM)

    Enterprise Architecture

    EF Core

    Microservices architecture

    Elastic

    Redis

    Languages

    English: B2 Upper Intermediate

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  • Β· 29 views Β· 4 applications Β· 11d

    DevSecOps Engineer (Senior)

    Full Remote Β· EU Β· Product Β· 5 years of experience Β· English - None
    We are looking for a highly skilled and strategic Senior DevSecOps Engineer to lead our security operations and infrastructure automation initiatives. In this role, you will bridge the gap between development, security, and operations, ensuring our...

    We are looking for a highly skilled and strategic Senior DevSecOps Engineer to lead our security operations and infrastructure automation initiatives. In this role, you will bridge the gap between development, security, and operations, ensuring our on-premise environment remains secure, resilient, and efficient.

     

    You will act as a subject matter expert, leveraging cutting-edge tools like CrowdStrike to automate threat detection and response, while maintaining robust perimeter security via Cloudflare.

     

    KEY RESPONSIBILITIES:

    • Implementation and automation of security tools in the CI/CD process (SAST, DAST, SCA).
    • Analysis of vulnerabilities in code, infrastructure and containers.
    • Development and configuration of security monitoring systems, incident response.
    • Monitoring and improving the security level of on-prem infrastructures.
    • Interaction with developers, DevOps and security teams to implement secure practices.
    • Active participation in the processes of IAM configuration, management of certificates, secrets and access policies.
    • Conducting internal security audits, participation in external (e.g. penetration) tests.

     

    REQUIRED QUALIFICATIONS:

    • Experience: 5+ years of experience in DevSecOps, Security Engineering, or a related field, with at least 2 years in a Senior role.
    • Tooling Expertise: Deep hands-on experience with the following specific tools:

      - Baremetal/on-premise infrastructure

      - Docker (Docker Swarm is a strong plus)

      - Gitlab CI

      - CrowdStrike

      - Cloudflare

      - ELK.

    • SIEM Proficiency: Proven experience deploying and tuning SIEM solutions (e.g., Splunk, Elastic Security, Datadog, or similar).
    • Infrastructure: Strong background in managing on-premise infrastructure (physical servers, data centers, virtualization, networking).
    • Scripting: Proficiency in Python, Go, or Bash for automation and tooling.

     

    NICE-TO-HAVE:

    • Experience with Kubernetes and such tools as Wiz.io and Torq.
    • Previous involvement in high-load, regulated, or 24/7 production environments (e.g., iGaming, FinTech, telecom or similar).

     

    WE OFFER:

    • Fully remote work opportunity
    • Enhanced leave benefits:

      - 20 days of paid vacation

      - 5 paid days off

      - 14 paid sick leaves

    • Company clubs & communities
    • Celebration gifts for personal milestones
    • Corporate online events, raffles & challenges
    • Corporate English program
    • Corporate yoga classes
    • Team-building activities
    • Coworking compensation
    • Training and development programs (internal & external).
    More
  • Β· 124 views Β· 14 applications Β· 11d

    Backend Tech Lead (Java)

    Full Remote Β· EU Β· Product Β· 5 years of experience Β· English - B1
    Softsich is a young and ambitious international product tech company that develops scalable B2B digital platforms. We are looking for a Backend Java Tech Lead who will take technical ownership of the backend team working with a microservices, high-load...

    Softsich is a young and ambitious international product tech company that develops scalable B2B digital platforms. We are looking for a Backend Java Tech Lead who will take technical ownership of the backend team working with a microservices, high-load architecture.

    This role is about leadership, architecture, and responsibility for the technical direction of the platform.

     

    Your key responsibilities will include:

    • Lead the backend team technically, ensuring architectural vision and technical standards.
    • Design, implement, and maintain high-load, scalable backend services using Java and Spring Boot.
    • Drive technical decisions and take full ownership of architectural solutions.
    • Ensure high code quality via best practices, reviews, and automation.
    • Optimize system performance and reliability across microservices.
    • Work with event-driven architectures and distributed systems.
    • Mentor developers, support skill development, and foster collaboration.
    • Collaborate with cross-functional teams to deliver reliable and scalable solutions.

     

    It’s a match if you have:

    • 5+ years of commercial experience with Java (17+/21) and Spring Boot.
    • Strong knowledge of the Spring ecosystem: Web, Security, Data, Scheduler, WebFlux.
    • Hands-on experience with microservices and high-load architectures, event-driven systems.
    • Practical knowledge of CI/CD, containerization (Docker), and deployment to Kubernetes (EKS).
    • Solid experience with Apache Kafka (producers/consumers, distributed topics, retry and error handling).
    • Experience working with databases: PostgreSQL, MongoDB / AWS DocumentDB, SingleStore.
    • Experience in designing and optimizing REST APIs.
    • Experience with monitoring and logging tools: Grafana, Prometheus, Micrometer, ELK.
    • Experience in technical leadership or mentoring engineering teams.
    • Ability to make and own architectural and technical decisions.
    • Strong communication skills, teamwork mindset, and analytical thinking.
    • English level β€” Upper-Intermediate.

     

    What we offer:

     

    – Flexible schedule and remote format or offices in Warsaw.

    – 24 paid vacation days, sick leaves, and health insurance (UA-based, other locations in progress).

    – A supportive, friendly team where knowledge-sharing is part of the culture.

    – Coverage for professional events and learning.

    – Birthday greetings, team buildings, and warm human connection beyond work.

    – Zero joules of energy to the aggressor state, its affiliated businesses, or partners.

     

    Send over your CV now β€” we’d love to get to know you better!

     

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  • Β· 123 views Β· 24 applications Β· 11d

    Middle Java Engineer

    Ukraine Β· 4 years of experience Β· English - B2
    N-iX is a software development service company that helps businesses across the globe develop successful software products. During 20 years on the market and by leveraging the capabilities of Easter Europe talents, the company has grown to 2000+...

    N-iX is a software development service company that helps businesses across the globe develop successful software products. During 20 years on the market and by leveraging the capabilities of Easter Europe talents, the company has grown to 2000+ professionals with a broad portfolio of customers in the area of Fortune 500 companies as well as technological start-ups. With its headquarters in Lviv, Ukraine, the company also has multiple development offices in the East European region and representative entities in the United States of America, Sweden, and Malta.

    Our client - one of the world's largest fashion retailers selling in 215 markets through its online platform or its 6,477 stores in 95 markets. By working closely together as a single company globally focused on the key elements of fashion production – design, manufacture, distribution, and retail. All the production is founded on three pillars – flexibility, digital integration, and sustainability.

     

    Responsibilities:

    • Be a part of the Scrum team and deliver value to users by developing high-quality functionality
    • Maintain and extend already existing applications
    • Actively participate in refinements, plannings, set estimations and follow commitments
    • 80% unit tests coverage is a must
    • Follow Eslint, Prettier, SonarQube and other code quality rules
    • Follow code review processes

     

    Requirements:

    • 4+ years of Java development, Maven
    • 2+ years of Spring framework and building Spring web applications
    • Familiar with the microservices concept
    • Experience developing REST interfaces
    • Design, coding and debugging skills
    • OOP, OOD, and Design Patterns proficient
    • Working knowledge of NoSQL (MySQL) DB technologies – Mongo DB
    • Understanding of Kafka, Kafka streaming
    • Familiar with GrayLog, Grafana
    • Strong knowledge of Unit testing
    • Basic understanding of Scrum and main aspects of working in Agile environment

     

    Nice to have:

    • Working experience in an Agile environment, a clear understanding of Agile methodologies mindset, and development practices applicable to them
    • Excellent communication skills, product-oriented mindset, focus on team results, willingness to continuous personal and team improvements
    • Upper-Intermediate English level (there will be a lot of communication with the client)

     

    We offer*:

    • Flexible working format - remote, office-based or flexible
    • A competitive salary and good compensation package
    • Personalized career growth
    • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
    • Active tech communities with regular knowledge sharing
    • Education reimbursement
    • Memorable anniversary presents
    • Corporate events and team buildings
    • Other location-specific benefits

    *not applicable for freelancers

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  • Β· 111 views Β· 16 applications Β· 11d

    Media Buyer/User Acquisition Manager

    Full Remote Β· Countries of Europe or Ukraine Β· 1 year of experience Β· English - B2
    Why is working at Applica even better than at a product company? Generally, people prefer working in product companies over outsourcing ones. We believe Applica is a unique type of product company that distinguishes itself even more from typical product...

    Why is working at Applica even better than at a product company?
     

    Generally, people prefer working in product companies over outsourcing ones.

    We believe Applica is a unique type of product company that distinguishes itself even more from typical product companies in the following ways:

     

    • You gain access to hypothesis testing at a speed and volume three to five times faster than in a typical product company. How is this possible? It’s because you won’t be bogged down by typical, mundane tasks such as endless meetings and planning. Your focus will primarily be on creating hypotheses, testing insights from analytics and user research, and scale accounts.
    • We manage multiple products simultaneously, mostly world-class startups, ensuring that you are never bored and have the opportunity to gain profound experience in various domains.
    • We tackle only the toughest issues for our products. Imagine us as the McKinsey in the world of mobile consumer apps.

     

    About the Role

    We’re looking for an Media Buyer/User Acquisition Specialist with experience in promoting consumer app.
     

    Key Tasks?

    • Create and manage app-specific campaigns on major paid advertising platforms, primarily Google Ads, Meta, and Apple Search Ads (ASA)
    • Compile and analyze data acquired from advertising campaigns to assess performance and inform strategies & analyze acquired data
    • Conduct competitor research to identify opportunities for improving clients’ app performance and ROI
    • Contribute to discussions and brainstorming sessions for new ideas to enhance various mobile products.
    • Participation in discussions and brainstorms of new ideas for scaling campaigns

     

    Skills and experience?

    • Proven experience in managing app campaigns
    • Strong written and verbal communication skills
    • Experience with Mobile Measurement Partners (MMPs) (e.g., AppsFlyer, Singular, Adjust)
    • Minimum of 1 year of experience in Media Buying or User Acquisition for apps
    • Experience in using Google Sheets and/or Business Intelligence (BI) tools
    • Upper-intermediate English proficiency (minimum B2 level)
    • Familiar with Slack, Notion, Google Drive, and Google Slides
    • Launching iOS campaigns (nice to have)
    • Prior agency experience (nice to have)

       

    What do we offer?

    • We offer both part-time and full-time opportunities
    • Work with world-class products, including apps that rank among the top in their categories on the App Store and Google Play and App Store Awards Winners!
    • Working with Tier 1 markets
    • Remote work with a flexible scheduleβ€”no traditional 9-to-5 hours
    • Join an international team of professionals and collaborate with product and growth experts from top apps in the industry
    • A wide range of projects, including mobile apps in categories such as Meditation, Health & Fitness, Education, Entertainment, and Fintech
    • Minimal bureaucracy, streamlined people management, and no unnecessary meetings
    • Opportunity to manage other paid channels and learn ASO
    • Competitive salary tailored to your expertise and expectations

       

    What your typical week will look like?

    • Campaign management
    • Produce client reporting
    • Conduct competitor research
    • Perform deep-dive analysis of campaigns
    • Generate hypotheses and ideate on new strategies
    • Collaborate with ASO and creative production teams
    • Interact with clients over Slack and Teams
    • Attend weekly and monthly meetings with clients

     

    Contact us if you:

    • Efficient (able to find ways to complete tasks more efficiently)
    • Always curious and eager to learn
    • Highly attentive to details
    • Able to generate your own insights and ideas
    • Enthusiastic about experimenting and taking calculated risks
    More
  • Β· 97 views Β· 8 applications Β· 11d

    C++ Software Engineer - Trading Platform (Ukraine) to $7000

    Office Work Β· Portugal, Ukraine (Kyiv) Β· Product Β· 4 years of experience Β· English - B2
    About Us: Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. This is a remote-first position based in Ukraine, with occasional...

    About Us:

     

    Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. 

     

    This is a remote-first position based in Ukraine, with occasional in-office presence in Kyiv expected when conditions permit.

     

    We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort. 


    What You’ll Do:

     

    • Design and deploy performance-critical components for large-scale trading infrastructure.
    • Develop high-frequency trading (HFT) systems in C++ with an emphasis on low latency and reliability.
    • Write modern, efficient code using the latest C++ standards.
    • Interface directly with cutting-edge networking hardware via kernel-bypassing drivers.
    • Conduct performance research to push the boundaries of our platform's speed and scalability.

       

    What We’re Looking For:

     

    • 3+ years of hands-on experience with C++ development.
    • Deep understanding of C++ standards (C++14, C++17; C++20 is a strong plus).
    • Hands-on experience with Python and/or Bash scripting.
    • Proficiency with Linux environments and system-level programming.
    • Solid grasp of multithreading, IPC, and concurrent systems.
    • Strong skills in latency and throughput optimization, including experience with profiling and PGO.
    • Knowledge of OOP and software design patterns.
    • Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
    • Excellent attention to detail, with a critical and quality-focused mindset.
    • Comfortable working independently or in small teams in a dynamic, high-speed environment.
    • Strong communication skills and upper-intermediate (or higher) English proficiency.
    • Curiosity and passion for financial markets and trading.

       

    Nice to have:

     

    • Experience developing high-performance, low-latency systems on Linux.
    • Familiarity with OS internals and kernel-level networking.
    • Understanding of financial instruments such as stocks, ETFs, futures, or options.
    • Protocol-level networking knowledge (TCP/UDP/IP stack insights are a plus).

     

    What we Offer:

     

    • Competitive compensation package
    • Performance-based bonus opportunities
    • Healthcare & Sports/gym budget
    • Mental health support, including access to therapy
    • Paid time off (25 days)
    • Relocation support (where applicable)
    • International team meet-ups
    • Learning and development support, including courses and certifications
    • Access to professional tools, software, and resources
    • Fully equipped workstations with high-quality hardware
    • Modern office with paid lunches

     

    Our motivation:

     

    We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

     

    Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

    More
  • Β· 47 views Β· 3 applications Β· 11d

    C++ Software Engineer - Trading Platform (Lisbon, Portugal) to $7000

    Office Work Β· Portugal Β· Product Β· 4 years of experience Β· English - B2
    About Us: Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. This position is open for relocation for in-office presence to...

    About Us:

     

    Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. 

     

    This position is open for relocation for in-office presence to Lisbon, Portugal or remote work from Ukraine, with in-office presence in Kyiv required once circumstances allow.

     

    We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort. 


    What You’ll Do:

     

    • Design and deploy performance-critical components for large-scale trading infrastructure.
    • Develop high-frequency trading (HFT) systems in C++ with an emphasis on low latency and reliability.
    • Write modern, efficient code using the latest C++ standards.
    • Interface directly with cutting-edge networking hardware via kernel-bypassing drivers.
    • Conduct performance research to push the boundaries of our platform's speed and scalability.

       

    What We’re Looking For:

     

    • 3+ years of hands-on experience with C++ development.
    • Deep understanding of C++ standards (C++14, C++17; C++20 is a strong plus).
    • Hands-on experience with Python and/or Bash scripting.
    • Proficiency with Linux environments and system-level programming.
    • Solid grasp of multithreading, IPC, and concurrent systems.
    • Strong skills in latency and throughput optimization, including experience with profiling and PGO.
    • Knowledge of OOP and software design patterns.
    • Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
    • Excellent attention to detail, with a critical and quality-focused mindset.
    • Comfortable working independently or in small teams in a dynamic, high-speed environment.
    • Strong communication skills and upper-intermediate (or higher) English proficiency.
    • Curiosity and passion for financial markets and trading.

       

    Nice to have:

     

    • Experience developing high-performance, low-latency systems on Linux.
    • Familiarity with OS internals and kernel-level networking.
    • Understanding of financial instruments such as stocks, ETFs, futures, or options.
    • Protocol-level networking knowledge (TCP/UDP/IP stack insights are a plus).

     

    What we Offer:

     

    • Competitive compensation package
    • Performance-based bonus opportunities
    • Healthcare & Sports/gym budget
    • Mental health support, including access to therapy
    • Paid time off (25 days)
    • Relocation support (where applicable)
    • International team meet-ups
    • Learning and development support, including courses and certifications
    • Access to professional tools, software, and resources
    • Fully equipped workstations with high-quality hardware
    • Modern office with paid lunches

     

    Our motivation:

     

    We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

     

    Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

    More
  • Β· 69 views Β· 4 applications Β· 11d

    Data Engineer

    Office Work Β· Ukraine (Kyiv) Β· Product Β· 5 years of experience Β· English - B2
    About Us: Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies, is looking for a Data Engineer to join our team. We are expanding an international, diverse team with experts in trading,...

    About Us:

    Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies, is looking for a Data Engineer to join our team.

    We are expanding an international, diverse team with experts in trading, statistics, engineering, and technology. Our disciplined approach, combined with rapid market feedback, allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort. 

    Role Highlights:
    We are seeking an experienced Senior Data Engineer to design, build, and maintain our comprehensive Data Lake for a fast-growing number of research and production datasets. This role combines hardware and platform infrastructure expertise with data engineering excellence to support our rapidly growing data assets (~200TB current, scaling ~100TB/year). 
     

    Responsibilities:

    • Architect and manage high-performance, scalable on-premise data storage systems optimized for large-scale data access and analytics workloads
    • Configure and maintain compute clusters for distributed data processing
    • Plan capacity and scalability roadmaps to accommodate 100TB+ annual data growth
    • Design and implement efficient monitoring and alerting systems to forecast growth trends and proactively react to critical states
    • Design, create, automate, and maintain various data pipelines
    • Enhance existing and setup new β€œdata checks” and alerts to determine when the data is β€œbad”
    • Design and implement a comprehensive on-premise Data Lake system connected to VAST storage solution for normalized market data across:
      • US Equities, US Futures, and SIP feeds
      • Other market data sources that will be further added
      • Security Definition data for various markets
      • Various private column data
    • Build and operate end‑to‑end data pipelines and SLA/SLO monitoring to ensure data quality, completeness, and governance
    • Analyze existing data models, usage patterns, and access frequencies to identify bottlenecks and optimization opportunities
    • Develop metadata and catalog layers for efficient data discovery and self‑service access
    • Design and deploy event‑driven architectures for near real‑time market data processing and delivery
    • Orchestrate ETL/ELT data pipelines using tools like Prefect (or Airflow), ensuring robustness, observability, and clear operational ownership
    • Ensure fault tolerance, scalability, and high availability across existing systems
    • Partner with traders, quantitative researchers, and other stakeholders to understand use cases and continuously improve the usability, performance, and reliability of the Data Lake  


    Requirements:

    • 5+ years of experience in data engineering or data platform roles
    • Proven experience with large‑scale data infrastructure (hundreds of TBs of data, high‑throughput pipelines)
    • Strong understanding of market data formats and financial data structures (e.g., trades, quotes, order books, corporate actions)
    • Experience designing and modernizing data infrastructure within on-premise solutions
    • Bachelor’s degree in Computer Science, Engineering or related field required; Master’s degree preferred or equivalent practical experience


    Tech Skills:

    • Data Engineering - Spark, Iceberg (or similar table formats), Trino/Presto, Parquet optimization
    • ETL pipelines - Prefect/Airflow or similar DAG-oriented tools
    • Infrastructure - High-performance networking and compute
    • Storage Systems - High-performance distributed storage, NAS/SAN, object storage
    • Networking - Low-latency networking (aware about DPDK and kernel bypass technologies. Data center infrastructure basics
    • Programming - Python (production‑grade), SQL, building APIs (e.g., FastAPI)
    • Data Analysis - Advanced SQL, Tableau (or similar BI tools), data profiling tools

    Nice to have:

    • Experience in HFT or financial services
    • Background in high‑frequency trading (HFT) or quantitative finance

    What we offer:

    • Competitive compensation package
    • Performance-based bonus opportunities
    • Healthcare & Sports/gym budget
    • Mental health support, including access to therapy
    • Paid time off (25 days)
    • Relocation support (where applicable)
    • International team meet-ups
    • Learning and development support, including courses and certifications
    • Access to professional tools, software, and resources
    • Fully equipped workstations with high-quality hardware
    • Modern office with paid lunches
       

    Our motivation:

    We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

     

    Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

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  • Β· 165 views Β· 24 applications Β· 11d

    Marketing Specialist

    Ukraine Β· 2 years of experience Β· English - B1
    At Solus Group, we don’t just support the Web3 industry β€” we help define it. Now we’re looking for a Mid/Senior Marketing Manager who’s ready to build, execute, and scale full-stack marketing strategies β€” and who’s not afraid to take ownership and...

    At Solus Group, we don’t just support the Web3 industry β€” we help define it.
    Now we’re looking for a Mid/Senior Marketing Manager who’s ready to build, execute, and scale full-stack marketing strategies β€” and who’s not afraid to take ownership and lead.

    This role isn’t about ticking tasks off a list. It’s about impact. You'll work across brand, content, and performance β€” and grow into a strategic leader in a company where ideas actually turn into action.


    This is an opportunity to step into a strategic marketing role with space to grow into Head of Marketing or even CMO.

     

    Key requirements:

    • 2+ years of commercial experience in performance marketing
    • Strong understanding of the Web3/crypto ecosystem (or hands-on experience)
    • Experience building and launching multichannel marketing strategies with clear tracking and analytics
    • Confident working cross-functionally with designers, writers, SEO & devs
    • Familiar with tools like Ahrefs, Google Analytics, Notion, Asana, Pipedrive

     

    Will be a plus:

    • Basic understanding of SEO and web development (you know how websites are structured, even if you’re not coding them)
    • Experience in both content and brand marketing
    • English level B2+

     

     

     What will be your responsibilities?

    • Develop and implement marketing & PR strategies across performance, content, and SMM
    • Launch and optimize lead generation campaigns
    • Set up KPIs, build analytics dashboards, and track campaign performance
    • Collaborate with designers, content creators, and SEO teams
    • React fast to trends and build marketing reactions around them
    • Handle both internal requests and client-facing marketing strategy when needed

     

     

    What do we offer for your growth?

    • Adaptive 24/7 schedule that allows you to sync your working hours with a team to ensure efficient communication
    • Convenient office in the eye-pleasing, comfortable district of Lviv, well-developed infrastructure, and fine views. The area is easy to reach from any part of the city
    • Competitive salary that depends on your experience and skills
    • Salary review each quarter
    • A friendly and cooperative team. We like to party, and we often organize company offsite. And we even have our own cook with Michelin reward (almost)
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  • Β· 232 views Β· 61 applications Β· 11d

    Business Development Manager

    Worldwide Β· 2 years of experience Β· English - None
    We are SOLUS Group - an alliance of Web 3.0 degen-companies: experts in marketing, fundraising, and consulting for tier 1 Web 3.0 businesses. Tame the bull with Solus. We’re now opening a role for a Business Development Manager β€” not someone who...

    We are SOLUS Group - an alliance of Web 3.0 degen-companies: experts in marketing, fundraising, and consulting for tier 1 Web 3.0 businesses.
    Tame the bull with Solus.
     

    We’re now opening a role for a Business Development Manager β€” not someone who β€œfollows a sales script”, but someone who knows how to spot opportunities, build relationships, and create momentum.
     

    This role is built for someone who wants more autonomy, more ownership, and more strategic influence - not just tasks.
    You’ll have access to our warm network, work directly with founders, and shape how Solus enters new markets and major deals.
     

    Your Impact:
    - Build and manage your own high-value BD pipeline with full visibility and support
    - Drive new business opportunities across Tier1/2 projects
    - Communicate and negotiate with founders, C-level executives, investors, and ecosystem leaders
    - Identify industry trends, emerging opportunities, and "strategic entry points"
    - Collaborate with marketing, outreach, and leadership teams to close meaningful deals
    - Influence go-to-market strategies and help shape the growth direction of Solus Group
     

    Who You Are:
    - 2–4+ years of experience in Business Development, Sales, Venture, or Ecosystem Growth
    - Strong understanding of Web3, blockchain dynamics, and market trends
    - Experience communicating with senior-level profiles (founders, investors, VCs, C-level)

    - Your warm network in web3 - it's something more than connection on LinkedIn.
    - Excellent negotiation and storytelling skills β€” you build trust, not pressure
    - Strong analytical thinking: you understand value, not just numbers
    - Fluent English (B2–C1) with confidence in global communication
    - Builder mentality β€” proactive, strategic, and comfortable with autonomy
     

    What You Get:
    - Ownership of your BD function β€” lead the roadmap, not just execute it
    - Access to Solus’ Tier-1 network and warm introductions from founders
    - Freedom to build your own approach, your own pipeline, your own playbook
    - Cross-ecosystem collaboration: marketing, growth, fundraising, and capital
    - Performance-based bonuses tied to high-ticket deal flow
    - The option to co-create new service lines, BD structures, or revenue-share initiatives
     

    🀝 And of course, our signature Solus perks:
    - Adaptive 24/7 schedule β€” we care about outcomes, not hours
    - Beautiful office in Lviv with great views, top infrastructure, and a relaxed atmosphere
    - Competitive salary + performance-based bonuses
    - Quarterly compensation reviews
    - A team that mixes expertise, ambition, and a bit of chaos β€” in the best way
    - Offsites, team events, and (almost) Michelin-level chef in the office

    More
  • Β· 200 views Β· 40 applications Β· 11d

    Language Program Manager

    Full Remote Β· Worldwide Β· Product Β· 2 years of experience Β· English - None
    Requirements: 2+ years of experience in academic coordination, educational program management, or operations in a training/edtech environment. Strong organizational and project management skills, with the ability to prioritize and balance multiple...

    Requirements:

    • 2+ years of experience in academic coordination, educational program management, or operations in a training/edtech environment.
    • Strong organizational and project management skills, with the ability to prioritize and balance multiple tasks.
    • Analytical thinking: ability to collect, interpret, and present data to drive process improvements.
    • High attention to detail in documentation, reporting, and process control.
    • Problem-solving and decision-making skills with a proactive approach.
    • Confident user of Google Workspace (Docs, Sheets, Calendar) or MS Office Suite.
    • Adaptability and stress tolerance in a fast-paced environment.
    • Customerand results-oriented mindset.
    • Good command of English is not obligatory, but will be a plus.

     

    Will be plus:

    • Experience in language training
    • Additional languages (Azerbaijanian, Turkish, Arabic)

     

    Responsibilities:

    • Planning and organization of teachers’ work
    • Managing the process of creating and optimizing class schedules, taking into account resource capacity and business priorities.
    • Coordinating substitutions and schedule changes.
    • Ensuring transparent and timely communication with teachers and students regarding updates.
    • Work with prospective students
    • Processing incoming applications and inquiries.
    • Providing course consultations.
    • Optimizing student allocation processes to improve retention and satisfaction.
    • Formation of study groups
    • Matching students by level and schedule.
    • Maintaining up-to-date group lists and updating information when changes occur.
    • Administrative records and control
    • Ensuring teachers meet requirements for maintaining academic documentation.
    • Monitoring contractors’ performance in accounting, reporting, and documentation.
    • Coordinating with translation contractors and monitoring deadlines.
    • Overseeing the timeliness and quality of contractors’ reports.
    • Collaborating with other departments to ensure smooth processes.
    • Establishing a systematic feedback process from students and teachers, preparing analytics to improve learning processes.
    • Collecting data for reports on key performance indicators for stakeholders.

     

    Benefits:

    • An exciting and challenging job in a fast-growing business groups, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
    • Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
    • Beautiful offices in Warsaw, Limassol, Kyiv, Almaty, Yerevan β€” work remotely or on-site with comfort and enjoy the opportunity to build a network of connections with professionals day by day
    • Modern corporate equipment based on macOS or Windows and additional equipment are provided
    • Paid vacations, sick leave, personal events days, days off
    • ️Corporate health insurance program for your well-being
    • Referral program β€” enjoy cooperation with your colleagues and get the bonus
    • Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
    • Rewards program for mentoring and coaching colleagues
    • Free internal English courses
    • Yoga classes to help you stay active and energized
    • In-house Travel Service
    • Multiple internal activities: online platform for employees with quests, gamification, presents and news, RedCore clubs for movie / book / pets lovers, special office days dedicated to holidays
    • Corporate events, team buildings
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  • Β· 159 views Β· 16 applications Β· 11d

    Treasurer

    Hybrid Remote Β· Worldwide Β· Product Β· 2 years of experience Β· English - A2
    Requirements: A FinTech Treasurer is a specialist responsible for managing cash flows, controlling payments and liquidity, as well as planning the cash flow budget. To perform their duties, they manage bank accounts, interact with banks, carry out...

    Requirements:

    • A FinTech Treasurer is a specialist responsible for managing cash flows, controlling payments and liquidity, as well as planning the cash flow budget.
    • To perform their duties, they manage bank accounts, interact with banks, carry out management instructions, control accounts receivable and payable, and maintain financial reporting.

     

    Responsibilities:

    • Monitoring and controlling liquidity balances for FinTech group companies (crypto and fiat) by products (daily liquidity balance control, initiating top-ups through requests).
    • Performing internal crypto and fiat operations, ensuring correct reflection of transfers (balance movements at clients’ request, account top-ups for bank fees).
    • Processing cryptocurrency payouts and exchanges at clients’ request, as well as payouts via APM.
    • Generating reports for FinTech perimeter companies, exporting files and saving them to disk.
    • Coordinating high-risk transactions with the AML manager within the scope of requests and own responsibilities during payment processing.

     

    Benefits:

    • An exciting and challenging job in a fast-growing business groups, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
    • Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
    • Beautiful offices in Warsaw, Limassol, Kyiv, Almaty, Yerevan β€” work remotely or on-site with comfort and enjoy the opportunity to build a network of connections with professionals day by day
    • Modern corporate equipment based on macOS or Windows and additional equipment are provided
    • Paid vacations, sick leave, personal events days, days off
    • ️Corporate health insurance program for your well-being
    • Referral program β€” enjoy cooperation with your colleagues and get the bonus
    • Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
    • Rewards program for mentoring and coaching colleagues
    • Free internal English courses
    • Yoga classes to help you stay active and energized
    • In-house Travel Service
    • Multiple internal activities: online platform for employees with quests, gamification, presents and news, RedCore clubs for movie / book / pets lovers, special office days dedicated to holidays
    • Corporate events, team buildings

     

     

     

    More
  • Β· 213 views Β· 97 applications Β· 11d

    Full-Stack Developer (middle)

    Worldwide Β· Product Β· 2 years of experience Β· English - B1
    EAY Impact is a global digital marketing company and a partner to leading platforms like Google, TikTok, and Meta. We develop high-performance ad optimization solutions that help PPC specialists automate and scale campaigns through seamless integration...

    EAY Impact is a global digital marketing company and a partner to leading platforms like Google, TikTok, and Meta. We develop high-performance ad optimization solutions that help PPC specialists automate and scale campaigns through seamless integration and advanced analytics.

     

    We are currently in an active development phase and are looking for an experienced Middle Full-Stack Developer to join our engineering team. In this role, you will take ownership of technical decisions and build high-quality solutions that directly align with our business goals.

     

    What you’ll help us to do:

    - Design and implement low-latency, high-availability, and performant solutions using the Cloudflare ecosystem;

    - Integrate scalable data storage solutions (D1, KV);

    - Create and maintain data processing and API pipelines;

    - Develop and optimize web interfaces for ad campaign management and monitoring;

    - Effectively handle multiple priorities, organize workload, and meet deadlines

     

    Here’s the experience that will help you to do the job:

    - 2+ years of Full-stack Software Development experience;

    - Frontend: Strong expertise in Next.js (App Router, Server Components), React, and TypeScript;

    - Backend & Infrastructure: Deep understanding of the Cloudflare Platform (Workers and Pages);

    - Data Storage: Hands-on experience with Cloudflare D1 (Serverless SQL) and Cloudflare KV;

    - Database & ORM: Proficiency in Drizzle ORM and the ability to write/optimize SQL queries;

    - Experience with CI/CD pipelines.

     

    We are also interested in your soft skills:

    - Ability to work on a variety of tasks with a high level of uncertainty;

    - Adaptable in approach and communication;

    - Eager problem-solver and strong team collaborator;

    - Detail-oriented and committed to delivering high-quality results.

     

    What you’ll get from working with us:

    - Competitive salary in a fast-growing company;

    - Paid days off and sick leaves;

    - Full reimbursement of professional certifications;

    - Compensation for English classes;

    - Career growth in a team of professionals and a knowledge-sharing atmosphere;

    - Team building and corporate activities

     

    Our stages:

    First screening β€” Technical interview β€” Offer

    More
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