Jobs at Djinni

Astecture Group / Acropolium

Astecture Group brings together several technology companies, including Acropolium, united by a shared vision of innovation, operational excellence, and a partnership-first mindset.

We are looking for a Marketing Lead who will drive marketing operations across the Group, build efficient processes, and coordinate collaboration between internal teams, marketing agencies, and external contractors.

This role is ideal for someone who enjoys building systems, leading marketing processes, and scaling marketing with modern tools — including AI.

What You’ll Do

Marketing Strategy & Leadership

• Define and execute the marketing strategy across Astecture Group companies
• Work closely with founders and leadership on marketing priorities and growth initiatives
• Develop and manage the marketing roadmap
• Identify new opportunities for brand growth and market expansion

Marketing Operations & Process Building

• Build and optimize marketing operations and workflows
• Establish effective collaboration between:
  • internal teams
  • marketing agency
  • external contractors
• Ensure transparency of marketing activities, priorities, and results
• Create documentation, processes, and internal marketing guidelines

Team & Contractor Management

• Coordinate the work of marketing agencies and freelancers
• Help scale and structure the marketing team as the company grows
• Define KPIs and monitor performance across marketing activities

Tools, Automation & AI

• Implement modern marketing tools and automation
• Introduce AI-powered solutions into marketing workflows
• Improve reporting, analytics, and marketing performance tracking

Market Research & Innovation

• Monitor marketing trends, tools, and emerging formats
• Track competitors and industry developments
• Proactively suggest new ideas and improvements for Group brands

Ideal Candidate Profile

• 5+ years of experience in marketing
• 2+ years in a leadership role (Marketing Lead, Head of Marketing, Growth Lead, or similar)
• Strong understanding of digital marketing and marketing operations
• Experience working with marketing agencies or external contractors
• Experience in B2B, tech, SaaS, or IT services
• Strong communication and stakeholder management skills
• Strategic mindset with strong organizational skills
• Interest in AI tools and modern marketing technologies

Nice to Have

• Experience in IT outsourcing or tech services
• Experience with LinkedIn marketing
• Experience building marketing processes from scratch
• Interest in employer branding or talent marketing

Hiring Process

1️⃣ Meeting with HRD & Recruiter — role overview, expectations, cooperation format
2️⃣ Meeting with the Founder — alignment on strategy, priorities, and leadership approach
3️⃣ Offer — welcome to the team 🚀

Astecture Group brings together several tech companies — including Acropolium — united by a shared vision of innovation, operational excellence, and a partnership-first mindset.

We're looking for a Head of Marketing who will own the marketing strategy across the Group, lead execution, and actively implement AI-driven approaches into everything we do.

This role is for a creative thinker with a structured mind — someone who generates bold ideas, builds systems to execute them, and is genuinely passionate about marketing and AI as a force multiplier.

What You'll Do

Strategy & Leadership

• Own the marketing strategy across the Group, aligned with business goals and growth targets

• Identify key growth channels, prioritize initiatives, and drive measurable impact

• Lead collaboration between internal teams, agencies, and contractors

• Build a scalable mix of in-house + outsourced marketing resources

• Set clear KPIs, track performance, and act as the key decision-maker for marketing

AI-Driven Marketing & Innovation

• Implement AI tools across marketing workflows — from content creation to analytics

• Explore and test new AI-driven growth opportunities before competitors do

• Drive automation and efficiency, making AI a core part of how we operate

Creative & Content Direction

• Generate and champion creative ideas for campaigns, positioning, and brand storytelling

• Bring fresh perspectives — challenge the status quo, experiment with formats and channels

• Ensure all marketing output is high-quality, on-brand, and resonates with our B2B tech audience

What We're Looking For

Must-have

• 3+ years in marketing, including strategic or leadership roles

• Strong experience in B2B / tech / SaaS marketing

• Hands-on experience with AI tools in marketing (content, automation, analytics)

• Understanding of AI-driven workflows and automation platforms (n8n, Zapier, Make, etc.)

• Experience working with agencies, freelancers, and cross-functional teams

• Strong project management skills; ability to build processes from scratch

• Creative mindset with a structured approach to execution

• English level: B1+

Big Plus

• Degree or formal education in marketing, communications, or related field

• Track record of launching creative campaigns with measurable results

• Experience building a marketing function from the ground up

We Offer

• High-impact leadership role across a group of tech companies

• Opportunity to build a modern AI-first marketing function from scratch

• Freedom in decision-making and real business impact

• Remote-first, flexible format

• Long-term collaboration

Hiring Process

1. Meeting with HRD & Recruiter

2. Meeting with Founder

3. Offer

DARE TO CONNECT with us

If you're a creative mind with a structured approach, passionate about marketing and AI — we'd love to talk.

demch.co - we're not just a web studio. We are a team of professionals assisting nonprofits (both civic and governmental) and media organizations focused on social changes in unveiling their digital potential.

We are looking for a Project Manager with Business Analysis skills — someone who can manage the full project lifecycle while deeply understanding client needs and translating them into clear technical and functional requirements. 

Responsibilities:

• Manage projects at all stages - from initiation to completion.
• Identify and thoroughly analyze client requirements agree on the Terms of Reference (ToR), organize interviews, and approve layouts.
• Design website structures, prepare ToR, and create project roadmaps.
• Organize and coordinate the work of the project team, including designers, developers, QA specialists, etc.
• Build constructive relationships with clients through regular communication and progress reporting at all stages of execution.

Required Skills:

• Proven experience in project management and/or business analysis.
• Experience in project planning from scratch, setting tasks, monitoring progress, and managing teams.
• Understanding of project management methodologies and the software development life cycle.
• Understanding of UX principles, structure design, and the website development process.
• Strong organizational skills, ability to structure and prioritize tasks, and make independent decisions.
   

You are our ideal candidate if you have:

• Experience writing ToR.
• Experience managing projects based on WordPress and Laravel.
• Experience with tools such as Worksection, Figma, Webflow, Airtable, Softr, Google Workspace, etc.

• English at B1+ level and native-level Ukrainian.

   

Will be a plus:

• Understanding of the specifics of the nonprofit sector (NGOs, government).
• Knowledge of SEO principles, digital marketing strategies, and database basics.
• Experience in volunteering or participation in public organizations.
   

What we offer:

• Stable and competitive monthly salary.
• Remote work with partially flexible hours.
• Full-time employment (8 hours/day, 5 days/week).
• Professional development under the guidance of an experienced mentor, team support, and opportunities for training and master classes.
• 15 days of paid vacation and 5 days of sick leave
• Сorporate English courses as part of our professional development program.
• Internal technical standards that ensure efficiency and quality.
• The opportunity to work on socially beneficial projects that help change Ukraine and the world.
  
   

Important: Please include in your CV/cover letter a detailed description of your work experience and a portfolio of relevant projects (with links and a short description of your role in each).
 

🚀 About Awesomic

Awesomic is a fast-growing SaaS platform that connects businesses with top creative and tech talents around the globe through an AI-driven algorithm. Since our launch in 2020, we’ve successfully delivered over 14,000 projects for 4,000+ clients, including Reface, Lift99, SilviaTerra, YC-backed startups, and various VC-funded companies.

Now Hiring: a Senior Full-Stack Developer (Laravel + React + AI)

We’re looking for a skilled Full-Stack Developer to join our team. You’ll work closely with our cross-functional teams to ensure the smooth integration of features and help deliver scalable, high-performing web solutions.

🌎 Location: Remote in Latin America (Mexico, Central and South America) and Europe (if CEST/WEST must overlap at least 5 hours with PT)
 

Key Responsibilities:

• Develop and maintain web applications with Laravel on the backend and React/Vue on the frontend.
• Collaborate with cross-functional teams, including Product, Design, and Marketing, to build new features and improve performance.
• Create AI projects/features.
• Integrate and manage APIs and third-party services.
• Optimize applications for maximum speed, scalability, and maintainability.
• Write clean, well-documented, and testable code.

Must-Have Skills:

• 5+ years of experience in full-stack development.
• 5+ years of experience with Laravel.
• Strong experience with React/Vue or other frontend frameworks.
• Advanced user with AI tools and has created AI applications/features.
• Experience working in a fast-paced startup environment.
• Creative and solution-oriented mindset.

What You’ll Get:

• Remote-first culture and flexibility.
• A fast-moving, collaborative team that’s changing how global businesses access talent.
• Direct collaboration with Awesomic’s co-founders (YC alumni and Forbes 30 Under 30 honorees).
• Unlimited vacation policy and flexible work culture.
• Full-time, long-term position with US working hours.
• A MacBook for work, mental health support, learning & development budget, and health insurance.
• The opportunity to work remotely or from one of our hubs in Warsaw, Kyiv, or Lisbon.
• A role that’s impact-driven, dynamic, and never boring.

If you’re passionate about building great products and working in a high-impact environment, we’d love to hear from you! 😎

🔎About SoftPlus Ukraine

SoftPlus Ukraine is a growing software development company with roots in Ukraine and partnerships around the globe. We collaborate with companies of all sizes and stages — from ambitious startups to established enterprises. What unites our team is a shared passion for technology, a commitment to quality, and a drive to keep improving every day.

Our people are at the heart of what we do. We’re a diverse team of skilled professionals working remotely across different cities and countries, yet closely connected through teamwork, knowledge-sharing, and mutual support.

📌The Role

We’re looking for a Trainee/Junior Full Stack Angular/.NET Developer who is eager to learn, grow, and contribute to real-world projects from day one. This is a great opportunity if you have a solid foundation in programming and want to put your skills into practice while building modern, user-friendly applications.

In this role, you’ll work closely with experienced developers, gaining hands-on experience in Angular, .NET Core, and MS SQL. You’ll be part of a supportive team that values collaboration, knowledge sharing, and continuous improvement.

📋Key Responsibilities

• Assist in identifying and fixing bugs and issues in the codebase
• Contribute to front-end development using Angular by designing and implementing user-friendly interfaces
• Support database maintenance tasks, including writing SQL queries and helping optimize performance
• Participate in code reviews with more experienced developers to learn best practices and coding standards
• Help refactor existing code to improve efficiency, readability, and maintainability
• Collaborate closely with senior developers, gaining hands-on experience and guidance in both front-end and back-end development

📝Requirements

• Completed or ongoing Bachelor’s degree in Computer Science or a related field
• Solid understanding of software development principles and best practices
• Demonstrated coding skills with pet projects available on GitHub (or similar platform), preferably in C#
• Hands-on (non-commercial) experience with:
  • .NET Core (EF Core, MVC, Onion Architecture, or CQRS)
  • SQL databases
• English proficiency at B1+ level
• Availability for a full-time schedule: 12:00 – 20:30 (Mon–Fri, including a 30-minute lunch break)
• Willingness to participate in regular team meetings during working hours
• Strong analytical and problem-solving skills
• Excellent communication and teamwork abilities

✅Would Be a Plus:

Experience with Angular (or any other JS) framework

What We Offer

💸  Paid probation period — 4 weeks of full-time, hands-on experience before official hiring

📈  Growth opportunities — clear paths for professional development and career advancement

🔋 Supportive culture — a friendly, collaborative environment where your ideas matter

🖥️  Modern projects — work with cutting-edge technologies on meaningful, real-world applications

💡 Talented team — join a motivated group of professionals who are always ready to share knowledge and help you grow

Join our team at SoftPlus Ukraine and contribute to the success of our innovative projects. 
Apply now!

We are looking for an enthusiastic individual with strong experience in manual testing (automated testing experience is a plus) for web and mobile products who is passionate about customer experience to join our team as a QA Engineer. You will work closely with development and product (UI/UX) teams to release and maintain new features without compromising on quality. 

Responsibilities: 

• Use, develop and maintain test cases and test plans for all user flows of web and mobile products.  
• Report bugs discovered during manual and automated test runs through Jira issue tracking application.  
• Evaluate tools/technologies to continue enhancing the manual and automated test plans and their execution.  
• Work collaboratively with other QA Engineers, UI/UX team and Developers.  
• Maintain related internal and external (customer-facing) technical documentation.  
• Consult team members on QA best practices.  

Requirements: 

• 4–7 years experience with web and mobile app manual QA; automated testing experience is a big plus.  
• Understanding of Service Oriented Architecture, Object Oriented Design, and Design Patterns.  
• Basic competency with Git Source Control is required.  
• RESTful services experience is a plus.  
• Experience with Agile software development methodology (SCRUM) and working in such environments.  
• Maintain a healthy balance of disciplined test planning with day-to-day flexibility.  
• Background working on mature, 24/7 SaaS web and mobile applications.  
• Comfortable with and have experience working in small, fast-moving companies with “just enough” process. 

We are looking for an experienced BI Analyst who will take ownership of building, maintaining, and optimizing our business intelligence infrastructure. The ideal candidate is passionate about data, analytics, and modern BI tools, and can translate complex data into actionable insights that drive business decisions.

HOW YOU WILL MAKE AN IMPACT

• Develop and maintain semantic data models in Power BI (Pro license or higher).
• Design and build reports and dashboards based on business requirements.
• Write complex DAX measures and calculations.
• Work with multiple data sources (databases, Google Sheets, etc.) and manage data connectivity (gateways).
• Administer Power BI, including managing permissions and RLS (Row-Level Security).
• Monitor BI trends and implement new Power BI features and AI capabilities into existing and new reports.
• Optimize performance and loading speed of reports and data models.
• Write and optimize SQL queries in BigQuery and MySQL (experience with ClickHouse is a plus).
• Use CTEs and window functions in query development.
• Collaborate with developers to define and document technical requirements for new data sources.
• Experience with Google Cloud Functions and Airflow is a strong advantage.

WHAT WILL HELP YOU SUCCEED IN THE ROLE

• 2+ years of professional experience working with Power BI (not freelance projects).
• Hands-on experience with BigQuery and MySQL (ClickHouse is a plus).
• Strong proficiency in SQL (CTE, window functions).
• Practical experience in data modeling and report optimization.
• Understanding of data governance, access management, and RLS principles.
• Analytical mindset and attention to detail.
• Intermediate or higher level of English (for documentation and communication).

Nice to Have

• Experience with Tableau or Looker Studio.
• Background in Google Cloud Platform or other cloud ecosystems.
• Interest in implementing AI tools within BI systems.

WHY YOU’LL LOVE IT HERE:

• Flexible working hours and a remote work setup, so you can plan work around your life and not your life around work!
• Unlimited vacation days and paid sick leave—because your rest matters.
• A competitive compensation that truly reflects your skills and expertise.
• Employee referral bonus and gifts to celebrate your special occasions.
• 50% financial support for learning expenses to supercharge your professional growth!
• A positive atmosphere where you always feel respected and truly belong.
• Inspirational team-building activities that turn colleagues into best friends.
• Wellness benefits: We’ll support your sports passions, from yoga classes to gym memberships.
• Co-working space reimbursement to save your nerves from always working from home :)

Senior iOS Developer (Swift, iMessage / App Extensions)

We are hiring a Senior iOS Developer for a product build involving iMessage app functionality and extension-based architecture.

This role requires a developer who is genuinely senior — someone who can work confidently within Apple platform constraints, make pragmatic architectural decisions, and deliver a stable product without excessive hand-holding.
 

Must-Have Requirements
    •    Strong commercial experience with Swift and native iOS development
    •    Proven experience shipping production iOS apps
    •    Strong understanding of app architecture, persistence, lifecycle, and platform limitations
    •    Ability to work independently on ambiguous product problems
    •    Experience making sound engineering trade-offs without overcomplicating the solution

Big Advantage
    •    Experience with Messages framework, iMessage apps, or App Extensions
    •    Experience with Core Data / SQLite
    •    Experience with local-first product logic
    •    Experience working on products where privacy/API restrictions directly shape the UX

We Are Not Looking For
    •    Junior/Mid-level developers who still need technical direction on architecture
    •    Candidates whose experience is mostly limited to standard UIKit/SwiftUI screens with basic APIs
    •    Developers who rely heavily on backend-heavy patterns for solving mobile-first problems
    •    People who struggle to reason through Apple framework limitations independently

Role Focus

You will own implementation of a native iOS product with non-standard platform constraints, including:
    •    conversation-scoped logic
    •    local storage
    •    insertion/retrieval flows
    •    app/extension lifecycle behavior
    •    edge-case handling
    •    release readiness
 

About SlotCatalog
 

SlotCatalog is a leading intelligence and data platform in the online casino industry. We serve both players and industry stakeholders by tracking slot games, providing performance insights, and managing large-scale structured data.
 

The business is profitable, fast-growing, and SEO-driven, with strong traction in both organic user acquisition and direct B2B partnerships. We are now entering an exciting new phase — expanding into regulated markets, direct media sales, and AI-powered tools — and we’re building the team that will take us there.
 

The Opportunity: Chief Technology Officer

We’re hiring a CTO to lead our technology function at a pivotal stage in our journey. Until now, the tech side has been led by our founder, who will transition into a product-focused role — meaning you will take full ownership of the technical direction, backed by deep product and business insight.
 

This is a rare opportunity to join a profitable, product-led company where your decisions will directly shape the platform, team, and future of the business. You’ll be instrumental in building an independent, scalable tech function from the ground up.
 

What You’ll Do:

• Own and evolve the company’s technical architecture, from infrastructure to internal tools and data pipelines
• Write and review high-quality, scalable code, especially on complex architectural pieces
• Build and lead a lean, high-performing development team (currently ~10 and growing)
• Translate business needs (SEO, monetization, media sales, traffic analytics) into clear product and engineering priorities
• Drive the development of internal and external-facing tools (e.g., dashboards, targeting systems, reporting interfaces)
• Collaborate closely with product, marketing, and commercial leads to accelerate growth
• Build systems that scale with high-volume data ingestion, automation, and high-traffic user flows
• Participate in strategic planning and ensure technical initiatives are aligned with business goals
   

What We’re Looking For:

• 10+ years of experience in software development, with significant time in leadership roles
• Strong backend expertise: PHP/Laravel/Symfony, SQL/NoSQL, AWS or other cloud platforms
• Comfort with modern frontend frameworks
• Experience in SEO-heavy products, media tech, or affiliate marketing
• Working knowledge of digital advertising infrastructure (pixels, tags, tracking, attribution)
• Understanding of monetization models: CPM, CPC, CPA, RevShare
• Background in data automation, scraping, or BI pipelines
• Solid grasp of UX/UI best practices
• Strong communication skills and fluency in English
• Proven ability to hire, mentor, and retain engineering talent
• Pragmatic and business-minded: able to balance speed, quality, and scalability
   

Bonus Points:

• Background in iGaming, slot games, or online entertainment
• Familiarity with AI/ML experimentation or productization
• Experience scaling platforms to millions of monthly users
• Hands-on experience with DevOps, CI/CD, and cloud security
   

What We Offer:
 

🎯 Autonomy & Impact
Join at a strategic stage and help shape both product and culture. Your voice will matter.

🏡 Remote & Flexible
Work from anywhere with a flexible schedule tailored to your productivity and time zone.

🌴 Time Off
Enjoy 28 paid vacation days plus a day off on your birthday — because life outside work matters.

🩺 Health & Recovery
We offer paid sick leave to support your well-being.

📚 Learning & Tools
Access to English courses, an internal library, reimbursement for learning resources.

Ready to shape the future of a high-impact product in a growing industry? Let’s talk.

Main goals:

* Management of the process of implementation and refinement of projects: prioritization of tasks, checking the status of tasks, monitoring deadlines, solving problems on tasks, managing tasks on Workflow.

* Analysis of the business logic of the project, the proposal of the optimal functionality to achieve the goals of the project.

* Writing technical specifications, decomposition and prioritization into tasks.

* Regular communication with clients.

* Conducting trainings for client representatives in person and remotely.

* Collection of project requirements.

* Communication with the development team, coordination of the workflow: development, initial testing, work with requirements.

* Project reporting.

What is important for this role

* Planning, implementation and project management.

* Understanding SDLC.

* Understanding the principle of client-server interaction.

* Experience with task tracking systems (Jira).

* Understanding and skills of using Scrum and Kanban frameworks, Agile principles.

* Skills in maintaining technical documentation.

* Ability to present information effectively.

* Personal qualities: excellent communication skills, high level of self-organization and time management, consistency, ability to work in a team, multitasking.

Experience and qualifications

* Higher education

* 4+ years of experience as a Project Manager or Account Manager

* Level of English - Upper Intermediate and above (spoken and written)

* Experience in developing web applications.

Will be a plus:

* Availability of technical background, management experience in mobile development or development of ERP / CRM systems

The development of our colleagues is the success of the company, so we have created the most comfortable conditions:

*Remote work

   Work in the office Bulgaria, Sofia is possible.

* Work schedule Mon-Fri 10:00-18:30 (flexible schedule possible).

* Official employment/FOP.

* Paid vacation and sick days.

About us:

Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies.
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’re looking for a Junior Talent Sourcer / Recruiter to help identify and engage exceptional technical and quantitative talent. You will support sourcing, outreach, and interview coordination while learning to operate in a fast-paced, high-standard environment. 
This role is ideal for someone ambitious, detail-oriented, and motivated by performance and impact.

Please note: This role requires in-office presence in one of our locations - Kyiv, Ukraine or Lisbon, Portugal.

Responsibilities: 

• Build and maintain candidate pipelines for highly selective technical roles (quant research, software engineering, trading operations, infrastructure) to support current and future hiring needs.
• Proactively source, identify, research, and engage active and passive candidates via LinkedIn, GitHub, Djinni, job boards, referrals, and niche communities (quant, code/dev, competitive programming), leveraging creative sourcing strategies (Boolean search, social networks, community channels).
• Identify and shortlist relevant profiles based on experience, achievements, tech stack, and location.
• Conduct initial screening, including resume evaluation against role requirements.
• Run outreach campaigns and manage candidate engagement, including personalized messaging, follow-ups, screening requests, and pipeline nurturing.
• Partner with senior recruiters and hiring managers to support the full recruitment cycle, including interview coordination, scheduling, and calendar management.
• Maintain and update the ATS, ensure accurate daily candidate status tracking, and support overall pipeline hygiene.
• Support market and talent research (hiring trends, layoffs, competitors, new sourcing channels).

Requirements:

• Bachelor’s Degree.
• Upper-Intermediate or higher level of English.
• 2+ years of experience in technical recruitment, talent sourcing, or recruitment coordination in a fast-paced environment (software, fintech, gamedev or similar).
• Experience sourcing/recruiting in the US market.
• Proactive sourcing skills (LinkedIn Recruiter, Boolean search).
• Proficiency with modern recruiting tools (including LLM-based tools).
• Experience with ATS (Greenhouse, Lever, or similar) is highly beneficial.
• Strong communication and negotiation skills.
• Ability to work independently, proactively in a fast-paced, high-performance environment with high-quality standards.
• Strong organizational skills, attention to detail.
• Ownership mindset.
• Interest in the trading domain will be a plus.

What We Offer:

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

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, allowing you 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!

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 “data checks” and alerts to determine when the data is “bad”
• 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!

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!

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!

The client is one of the largest global independent private equity fund administrators, administering over $300 billion of private capital on behalf of its clients with offices in New York, San Francisco, Boston, Stamford, Dallas, and Luxembourg. They offer private fund sponsors a best-in-class combination of people, process, and technology, enabling fund sponsors to most effectively manage their operational infrastructure, financial reporting, and investor communications.

The client represents the most experienced and longest-tenured team in the private equity fund administration industry, with broad expertise across buyout, funds of funds, real estate, energy, infrastructure, credit, co-investment, hybrid funds, feeder funds, venture capital, retail, and managed accounts.

The project aims to provide well-prepared and formatted analytic data for the customer.

Requirements:

• 1+ years QA experience
• REST API
• Web applications
• Postman
• Basic automation

Job Responsibilities:

• Support end-to-end testing of an enterprise AI-powered chatbot integrated with backend APIs and web UI. 
• Work under guidance of QA Lead and participate in regression, API validation, UI testing and golden dataset execution.
• Execute golden dataset test cases
• Compare structured outputs against expected results
• Validate response format consistency
• Flag hallucination-like deviations
• Re-run manual drift validation scenarios
• Execute API tests
• Run regression test suite
• Support performance test execution
• Log defects clearly with reproduction steps