Jobs

We are embarking on a critical initiative to achieve ISO 81001 compliance for our esteemed client. ISO 81001 is a pivotal standard for health informatics, specifically focusing on the management and security of health information systems. This project aims to ensure Client's digital infrastructure aligns with the stringent requirements set forth by ISO 81001, safeguarding sensitive healthcare data and bolstering cyber resilience.

• Responsibilities:

  Conduct a thorough assessment of Client's existing IT infrastructure, policies, and procedures against ISO 81001 requirements.
  Identify gaps and vulnerabilities that need to be addressed to achieve compliance.
  Collaborate with cross-functional teams to design and implement robust security controls aligned with ISO 81001 standards.
  Deploy necessary security measures to protect Client's health information systems and data assets.
  Draft and enhance security policies, procedures, and guidelines tailored to ISO 81001 specifications.
  Ensure policies are communicated effectively and integrated into Client's operational framework.
  Perform risk assessments and develop risk management strategies to mitigate cyber threats and vulnerabilities.
  Implement proactive measures to enhance Client's cyber resilience in alignment with ISO 81001.
  Conduct training sessions and workshops to enhance cyber security awareness among Client staff.
  Foster a culture of security consciousness and best practices across the organization.
  Establish monitoring mechanisms to track ongoing compliance with ISO 81001 requirements.
  Conduct regular audits and assessments to ensure sustained adherence to security standards.
  Develop incident response protocols and procedures to swiftly address and mitigate security incidents.
  Continuously assess and refine security strategies based on emerging threats and industry developments.

• Mandatory Skills Description:

  Bachelor's degree in Cyber Security, Information Technology, or a related field.
  Proven experience in cyber security, particularly in compliance initiatives (ISO standards preferred).
  Strong understanding of health informatics and data security within healthcare environments.
  Excellent analytical skills with the ability to assess complex systems and processes.
  Effective communication skills to engage stakeholders and drive security initiatives forward.

On behalf of our client, we are looking for a Senior C# (.NET) and C++ Engineer.

About the Project

Cloud-based broadcasting platform that replaces traditional on-premise solutions.
The product enables users to create, manage, and deliver TV channels to Pay-TV and OTT platforms worldwide.

The core Engine is written in C++, with a wrapper layer in C#. The ability to design, write, and debug fluently in both languages is a base-level requirement.

Responsibilities:

- Design, develop, and debug C++ engine components

- Develop and maintain C# (.NET) wrapper layer

- Integrate C++ code into .NET applications using SWIG

- Work in Linux-based environments (Ubuntu servers, WSL)

- Ensure performance, stability, and reliability of the engine layer

- Collaborate with the engineering team on system-level improvements

Requirements:

- 5+ years of commercial experience with C# (.NET)

- 3+ years of commercial experience with C++

- Strong ability to design, write, and debug in both C# and C++

- Experience developing for Linux (Ubuntu servers, WSL)

- Experience integrating C++ with .NET (SWIG or similar tools)

- Strong understanding of system-level development and performance considerations

- Upper - Intermediate or higher level of English

Company offers:

- Long-term employment with possibilities for professional growth

- Fully remote work

- Reasonably flexible schedule

- 15 days of paid vacation

- Regular performance reviews

Join us as a Senior Node.js Developer and become part of a team that builds an innovative product with clean code, bold solutions, and a strong team spirit! You’ll work directly with stakeholders, influencing key decisions and driving product growth.

Zeely AI is a platform that leverages artificial intelligence to generate viral UGC videos and ad banners, and to launch effective ad campaigns on Facebook and Instagram — helping small businesses get noticed and grow. We already have 1 million users in the US, making us one of the Top 3 players in our vertical on the American market by active user count. 

Zeely is a stable product, growing more than 4x annually in the US, with a team of 130+ professionals. We are proud to be part of the Google for Startups Alumni community and official partners of Meta and TikTok. In 2024, Zeely was recognized among the Top 25 fastest-growing startups in Ukraine by Forbes.

Your key responsibilities:

• Developing and maintaining the back-end of web applications
• Designing and building REST APIs
• Working with PostgreSQL and Redis databases
• Integrating with third-party APIs
• Building and deploying applications on AWS (EC2, S3, CloudFront)
• Writing unit and integration tests
• Optimizing application performance
• Debugging and troubleshooting issues
• Writing technical documentation
• Conducting code reviews

What we’re looking for:

• 5+ years of commercial experience with Node.js applications
• 1+ years of experience with microservices architecture
• 2+ years of hands-on work with Redis and PostgreSQL/MySQL (data modeling, indexing, caching, ORM such as Prisma/TypeORM/Drizzle ORM)
• Experience with AWS
• 2+ years of experience with message brokers
• 1+ years of experience with Docker
• Understanding of scalable and reliable system design principles
• Experience with version control systems (Git)

Nice to have:

• 1+ years of experience with the NestJS framework
• Experience with payment systems
• Valid AWS certification
• Commercial experience with high-load systems
• Experience building back-end for iOS, Android, and web applications
• Experience with Terraform/Pulumi
• Commercial experience with AI APIs
• English level: Upper-Intermediate

Why it’s exciting to work with us:

• Work with cutting-edge technologies and contribute to building AI-powered tools
• Join a strong A-level team that motivates you to grow and achieve more
• Remote-first approach: work from anywhere, with the option to visit our offices in Warsaw and Kyiv
• Paid day offs and sick leaves — we care about your work-life balance
• Regular performance reviews to ensure your growth is transparent and rewarded
• Financial support — consultations for private entrepreneurs from our dedicated finance team

Recruitment process: Intro call > Test Task > Technical Interview > Final Interview > Reference check > Offer

Send us your CV — we’d love to get to know you better!

About the Company

 European deep-tech company developing innovative AI solutions at the intersection of sensor technology, data science, and machine learning. Our products transform complex data from physical sensors into accurate analytical insights for real-time decision-making across multiple industries, including environmental monitoring, product quality control, and applied research.

The team works at the intersection of artificial intelligence, signal processing, and experimental analytics, building advanced models for pattern recognition and predictive analysis based on complex datasets.

Responsibilities

-Process, clean, and validate data for building ML/DL models.

-Design, implement, and optimize Machine Learning and Deep earning models.

-Conduct experiments including training, testing, fine-tuning, and hyperparameter optimization.

-Analyze results and present insights clearly to the team.

-Improve data collection and preprocessing pipelines.

-Collaborate closely with the ML Lead and engineering team.

-Participate in selecting modeling approaches and experimental strategies.

-Work with sensor-generated and multidimensional datasets.

Requirements

-5+ years of experience in Data Science / Machine Learning / Deep Learning.

-Bachelor’s or Master’s degree in Computer Science, Engineering, Applied Mathematics, or a related field.

-Commercial experience building and deploying ML/DL models.

Strong understanding of algorithms:

-Classification and regression

-Clustering

-CNN and fully connected neural networks

-Time-series analysis

-Experience working with databases (SQL or solutions from Oracle Corporation).

Practical experience with:

-Python

-PyTorch or TensorFlow

-scikit-learn

-NumPy, Pandas

-Experience training models in cloud environments (e.g., Amazon Web Services).

-Experience working in a Linux environment.

-Experience using Git.

-English level sufficient for technical communication.

Nice to Have

-Experience working with sensor or experimental datasets.

-Understanding of signal processing or pattern recognition.

-Experience building experimental ML pipelines. 

Our Customer:

A global technology company developing real-time video augmentation and rendering infrastructure for broadcast and streaming environments.

Your tasks:

• Develop and maintain the backend pipeline to monitor, synchronize, and manipulate video streams such as SRT & HLS and MySQL resources on the cloud;
• Integrate and manage modules written both in C++ and Node.js;
• Implement a complex metadata system over AWS, including S3 security access and acceleration;
• Design and deploy backend architecture (NodeJs) to manage data allocation and pipeline control;
• Create and maintain a dashboard to monitor pipeline status and performance.

Required Experience and Skills:

• Over 5 years of experience with Node.js;
• Experience with AWS, including S3, RDS, and CloudFront;
• Experience in real-time video processing;
• Deep understanding of rendering synchronization techniques for multimedia content in a web browser environment;
• Hands-on experience with WebGL;
• Familiarity with DRM video streams (SRT, HLS) and Image Processing in the browser;
• Excellent problem-solving skills and attention to detail;
• Ability to work independently and in a collaborative team environment;
• Strong communication skills;
• English – Upper-Intermediate.

Would be a plus:

• Experience with database management, particularly MySQL;
• Experience with C++ realtime programming;
• Knowledge of modern DevOps practices and tools;
• Previous experience with sports broadcasting and AR technology.

Working conditions:

• Remote work;
• 5-day working week, 8-hour working day

About the project

Fintech project

Welcome bonus $1000 ❤️‍🔥

Requirements

• 5 + years of relevant experience in the IT industry, strong knowledge of including ECMAScript;
• 4 + years of experience with Node;
• Experience with NestJS;
• Experience with AWS;
• Experience with Aurora RDS;
• Experience with Serverless;
• Experience with NoSQL, PostgreSQL;
• Experience with Cognito;
• Experience with CI automation and test cases;
• English: Upper-intermediate.

Would be a plus

• Experience with Plaid integration;
• Experience with Google Cloud architecture.

What you will get

• Competitive compensation depending on experience and skills;
• English classes;
• Exciting and challenging projects all over the world on a long-term basis;
• Flexible working hours;
• Career development opportunity;
• Health/Sports Benefits;
• Informal and friendly atmosphere, a lack of bureaucracy and micromanagement;
• Paid vacation (18 working days) and 10 sick leaves;
• Unlimited work from home (remote) or in the office.

The Calendars builds an iOS app used by millions of people every day to plan their time. We’re looking for an iOS Engineer who wants to work on a large-scale product, contribute to the development of key features, and build a high-quality user experience as part of a strong team.

What you will do:

• Implement, document, maintain existing application functionality.
• Enhance the application's responsiveness. Identify and rectify bottlenecks and bugs.

• Collaborate with UX/UI designers to transform design mockups and wireframes into fully functional and visually appealing iOS application

   

About you:

• Experience developing applications using Swift and Objective-C.
• Understanding of iOS design principles, interface guidelines, and best practices.
• Strong understanding of SOLID, OOP patterns, concurrency patterns.
• Proficient in memory management and performance tuning.

• Comfortable working with UIKit, SwiftUI, Foundation, Combine, GCD, Swift Concurrency.

   

Would be a plus:

• Experience of working with calendar-related applications e.g. time zones, recurreint events, etc.
• Intstuments
• CI/CD
• StoreKit

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

Who we are    

We are a Ukrainian multiproduct company that creates database development and management tools, connectivity solutions, productivity tools, and data services for more than 500.000 clients from 120 countries. Among our clients, you can find such legends as Microsoft Corporation, Oracle America, IBM, Intel, and many more companies that deserve their place in the Fortune 100 and Fortune 500.    

Since 1997, we have been streamlining data workflows for professionals and teams with our intuitive and efficient software products. We’re committed to enhancing our customers' experience across the globe by minimizing data-related tasks and enabling them to focus on more inspiring goals. Whether it’s Fortune-100 companies or individuals, we provide a customer-centric approach, delivering high-quality solutions and exceptional support.    

Driven by passion, we play a substantial role in shaping the future of data management.    

Product that needs your engagement    

Connectivity product line offers a wide choice of world-class data connectivity solutions for various data connection technologies and frameworks: ODBC Drivers, ADO.NET Providers, Python Connectors, SSIS Data Flow Components, Excel Add-ins, Delphi Data Access Components, dbExpress Drivers, Web API Server, and more.   

Our connectivity solutions are used with thousands of data-driven applications and help enterprises manage data more efficiently and make better business decisions.    

Your future team of professionals    

You will join a dynamic team of professionals passionate about our product. The core team consists of a Team Lead, an Internet Marketing Manager, and a Content Writer, with additional support from the broader marketing team (acquisition, design, and analytics).   

Your future challenges   

• Become the market expert for Devart’s connectivity products by uncovering customer needs, industry trends, and emerging opportunities that shape product strategy 
• Craft clear and compelling product positioning and messaging that differentiates our solutions across multiple technologies and audiences 
• Lead and optimize go-to-market processes — from packaging to launch execution and lead generation, ensuring alignment across product, marketing, and acquisition teams 
• Transform customer insights, competitive analysis, and behavioral data into actionable recommendations that influence roadmap decisions and strengthen market leadership. 

Impact you will make    

• Conduct market and customer research to identify needs, buyer personas, ICPs, use cases, and value propositions 
• Analyze competitors’ products, pricing, tactics, and feedback to define opportunities and influence product strategy  
• Shape product positioning, packaging, brand assets, and how the product is presented to the market 
• Collaborate on pricing model development and feature prioritization to ensure the roadmap aligns with customer insights and market dynamics
• Manage core marketing activities: PAD files, website updates, release notes, email communications, catalog submissions, content creation 
• Create product overviews, content plans, and supervise their execution 
• Plan and manage product launches, ensuring alignment across messaging, channels, and success metrics  
• Drive acquisition strategies together with acquisition team across SEO, PPC, content marketing, design, and web 
• Lead production of educational materials for Devart Academy (videos, whitepapers, tutorials)  
• Develop retention programs through email sequences, loyalty flows, feedback loops, and targeted campaigns 
• Perform A/B testing on website content and features; maintain accuracy of product information and reviews 
• Conduct and analyze CSAT, CES, NPS surveys and user interviews with the product manager 
• Collect customer success stories and validate product investments 
• Analyze key metrics (Sessions, Users, Downloads, Orders, Revenue) in GA4, Power BI, Looker Studio, and marketing tools (Ahrefs, SERanking) 
• Research user behavior patterns and incorporate insights into the product roadmap 

Skills we are looking for    

• 3+ years of Product Marketing / Growth Marketing experience in B2B SaaS 
• Strong SEO expertise (content strategy, technical SEO, link building, CTR optimization)  
• Understanding of LLM/AI visibility trends and how to optimize product presence in AI search results  
• Proven track record of driving products into top market positions through organic growth  
• Upper-Intermediate+ English (written and spoken)  
• Familiarity with analytics and marketing tools (GA4, Looker Studio, Power BI, Ahrefs/Semrush, CRM, automation platforms)  

• Experience collaborating with cross-functional teams (acquisition, content, product, design, tech)  

   

Benefits you get   

• Maintain your work-life balance   

Manage your own working hours with our flexible schedule   

19 days of annual vacation granted on a pro-rata basis   

No overtimes required   

• Hybrid type of cooperation   

Whether you prefer to work remotely in the comfort of your home office or from one of our 4 offices, you can still take part in increasing the world`s awareness about quality Ukrainian products from any part of the world   

• Stay healthy   

Medical insurance from one of the top insurance companies in Ukraine with a wide range of included services, as well as special programs for relatives; and special options for those who live abroad.   

15 working days of sick leave per year — because your health is a priority.   

• Grow with us   

In-house English courses — increase your proficiency through our online courses and speaking clubs with a native speaker   

Online learning activities — workshops, lectures, and webinars to enhance your leadership, management, and self-awareness skills   

Experience exchange — we are proud of our team of professionals who gladly share their deep expertise in all kinds of fields with the rest of the team   

Promotions, rotations, and transitions — when you believe your skills could benefit a different role or team.   

• Stand with Ukraine!   

We have an active pro-Ukrainian position, and that means we help our army, our servicemen, and their families not only through constant donations and volunteering, but also through our military leave policy, special health insurance options, and financial help   

We are a perfect match if you share our values   

We are professionals in our field.   

We know how to turn up our professionalism to the maximum, because we are experts who enjoy solving complex tasks.   

We know how to focus on the product, think big, and at the same time delve deep into the details.   

We create a calm and friendly atmosphere within the company.   

We value the freedom of open and transparent communications.   

Radical honesty is embedded in the foundation of our culture.   

We are open to new things and constantly develop and practice regular knowledge sharing, which helps us evolve continuously.   

Most importantly, the company creates an environment where we can fulfill our potential upon a solid foundation.   

Our Hiring Process   

• Recruitment Interview   
• Test Task
• Technical Interview   

• Offer Call   

   

We strive to ensure transparency and openness in the hiring process, and we understand the importance of providing timely feedback. If your resume meets the job requirements, we will contact you to clarify details and schedule an interview within 2 weeks after your application is submitted.    

The timeframe for feedback between interview stages may take up to 2 weeks. 

About the Role

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.

Requirements

Must-have:
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).

About the role:

We are looking for Web UA Manager to join our team for our new fast-growing AI-powered web project MySpicy.ai, focused on AI virtual dating experience.

Your Impact

• Take ownership, manage, and optimize paid campaigns across Facebook Ads, Google Ads, TikTok
• Analyze campaign performance, test hypotheses, and scale successful strategies
• Collaborate cross-functionally with product, creative, and analytics teams to align acquisition goals
• Launch campaigns, write briefs, troubleshoot issues, and dive into data as needed
• Identify new growth opportunities and continuously improve conversion funnels
• Monitor and manage acquisition spend to meet performance KPIs

Requirements

• 3+ years of experience in web user acquisition, performance marketing, or growth marketing
• Proven track record running Facebook and Google Ads with strong ROI
• Strong understanding of subscription-based monetization models
• Experience with multiple quiz set-ups
• Analytical mindset with experience in A/B testing
• Experience with budgets 100k+ monthly
• Familiarity with tools like Google Analytics, Meta Ads Manager, and performance tracking platforms
• Comfortable working independently in a fast-paced, remote environment

What We Offer

• A passionate, skilled team with zero bureaucracy — just results
• Competitive salary that lets you focus on your work and personal growth
• Professional development: access to courses, workshops, and a corporate library
• 20 days of paid vacation, health insurance, and regular sports activities
• A collaborative culture: team buildings and fun events inside and outside the office

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!

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, 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!

Pine Software Technology Ltd is a software company specializing in trading technology solutions for regulated brokers and trading firms. The company provides Software-as-a-Service (SaaS) products designed to support electronic trading, brokerage operations, risk management, and financial data analysis.

As a Senior Site Reliability Engineer (SRE), you will be responsible for ensuring the reliability, availability, and scalability of our products and infrastructure. You will work closely with DevOps, engineering, and stakeholder teams to build and maintain robust observability, automation, and incident management practices.

Responsibilities

 

• Define, implement, and continuously monitor SLA, SLO, and SLI to measure and improve product availability and reliability.
  
   
• Design, configure, and maintain monitoring and alerting systems, including Grafana, VictoriaMetrics, Alertmanager, Grafana OnCall, Kibana, and Elasticsearch; integrate new observability tools as needed.
  
   
• Implement and maintain distributed observability solutions, including monitoring, tracing, and OpenTelemetry-based stacks.
  
   
• Ensure stability, high availability, and reliability of infrastructure and production systems.
  
   
• Participate in incident response, root cause analysis, and post-mortem reviews; drive corrective and preventive improvements.
  
   
• Take part in knowledge-sharing sessions, internal trainings, and documentation efforts; contribute to mentoring and hiring processes when needed.
  
   
• Participate in software release planning and collaborate with stakeholders and management on infrastructure and capacity requirements.
  
   
• Collaborate with stakeholders on the design, maintenance, and regular validation of backup and disaster recovery systems.
  
   
• Provide support to managers, developers, and QA engineers on monitoring, observability, and system analysis topics.
  
   

Job requirements

• 7+ years of total working experience
   
• HashiCorp Stack: Consul, Vault, Packer, Nomad, Terraform
   
• Configuration Management: Ansible
   
• Google Cloud Platform (GCP): VPC, GKE, Firewall, Cloud Storage, Compute Engine, Artifact Registry
   
• Kubernetes: GKE and on-premises solutions, Helm, Argo CD, SSO
   
• Containerization: Working with containers (Docker / containerd / Podman); building and running containers
   
• CI/CD: GitLab
   
• Networking: Strong fundamentals of network architecture and protocols
   
• Programming Languages: Bash, Python
   
• Operating Systems: Linux (Debian-based ~85%, RHEL-based ~15%), Windows family (~5%)
   
• Databases: PostgreSQL, MySQL, MongoDB
   
• Caching Solutions: Redis, Memcached
   
• Message Queues: RabbitMQ, Kafka
   
• Load Balancing & API Gateways: HAProxy, KrakenD, Kubernetes Gateway API
   
• Monitoring & Observability: Prometheus / VictoriaMetrics, Grafana, ELK Stack (Elasticsearch, Logstash, Kibana), OpenTelemetry, Vector, Netdata
• Ukrainian - Fluent, English - Intermediate

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Would be a plus

‍

• General knowledge and understanding of financial, stock, and options markets.
• Amazon Web Services (AWS)
• Virtualization solutions on bare-metal platforms
• Experience with high-load systems and very high peak loads
• Experience with hybrid infrastructures (multi-cloud, cloud + bare-metal, mixed operating systems, etc.)
• GrafanaLabs Stack

Company offers

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• Care from Day One – medical insurance immediately upon starting work, including dental care, massage and professional psychological support because your well-being matters
• Work-Life Balance – 25 days of paid vacation + 30 days of sick leave, so you can recover without unnecessary stress
• Investment in your energy – partial reimbursement for any sports  activities that empowers you.
• Growth – partial coverage for English or Ukrainian language courses + a fixed budget for professional development. Choose what suits you best!
• Knowledge Library – books in the office and access to the Kuka online library to learn, grow, and find inspiration.
• Island Relaxation 14 days a year – enjoy a getaway at the corporate villa in Cyprus.
• Office of the Future – work at Unit City, where everything is designed for productivity, even during power outages or Modern Office in Larnaca – a stylish space for inspiration: open areas, cozy lounges, and functional meeting rooms – all for your comfort.

‍

Join the Pine Software team, where your talents and aspirations will be recognized! We offer a dynamic work environment, opportunities for professional growth, and support at every step of your career path. Start your journey to success with us—apply today and take the first step towards your bright future!

Pine Software is an equal opportunity employer. We encourage applications from candidates of all backgrounds and experiences. Please note, that only shortlisted candidates will be contacted. Thank you for considering Pine as your next career move!

About

EdSpan is an innovative EdTech company dedicated to creating cutting-edge learning experiences that empower the next generation of students. Our collaboration with a US-based private school network helps us better understand user needs while expanding our B2C and B2B products to a broader audience. Our current focus includes an AI-guided tutoring experiences, a peer-to-peer tutoring platform, and a custom learning management system.

We operate within a framework of clearly defined processes supported by automation for routine tasks, and open, productive collaboration across the team. Our workflows are based on Agile principles, with daily stand-ups, bi-weekly sprints, and other key Scrum practices. At the same time, we keep meetings to a minimum to ensure everyone can stay focused on delivering high-quality results and continuing to grow professionally.

Requirements

• 4+ years of NodeJS experience (any of TypeScript-based frameworks)
• 3+ years of Angular experience (including Angular Material and RxJS)
• Good understanding of OOP principles and best practices (DRY, KISS, SOLID)
• Familiarity with Domain-Driven Design (DDD)
• Strong knowledge of relational databases (MySQL, PostgreSQL, etc.) and good understanding of non-relational databases (Redis, OpenSearch, or other)
• Practical experience with Docker, docker-compose, and CI/CD pipelines
• Experience writing unit and integration tests

• Intermediate level of English (B1) or above

   

Would be a plus

• Hands-on experience working with Large Language Models (LLMs) - third-party integrations or hosted models, Retrieval-Augmented Generation (RAG) pipelines, LLM Engineering Platforms
• Practical knowledge of cloud infrastructure (AWS or other providers) beyond basic object storage and compute instances

• Familiarity with real-time communication technologies such as WebSockets or WebRTC

   

Responsibilities

• Lead the development of our NodeJS services, implement new features following architecture guidelines, review the code of your peers
• Write code following best practices, common design patterns, and Domain-Driven Design ideas
• Integration with 3rd party services (including LLMs, Payment Service Providers, Text-to-Speech, realtime communication and more)
• Debug and fix issues on staging and production environments
• Preparing Swagger schema definitions and implementing automated tests
• Scope decomposition and task estimation
• Participate in daily meetings and other scrum rituals