Jobs

Choice is a leading European food-tech B2B SaaS platform. We empower over 30,000+ restaurants across 20 countries to increase their revenue through a unified digital ecosystem: QR payments, online reservations, and delivery management.
With key offices in Prague and Warsaw, we are building a dynamic team of enthusiasts who value flexibility, zero bureaucracy, and the freedom to experiment. We are a start-up with a proven track record of success, actively scaling across Europe.
 

We’re looking for a Junior Manual QA/ Technical Support Engineer to join our growing team. In this role, you’ll work on integrating third-party systems and supporting partners to ensure everything runs smoothly.

You’ll collaborate closely with the team and act as a bridge between technical systems and business needs.

Key Responsibilities:

• Work on integrations with third-party systems (POS, payment gateways, marketplaces, and other partners).
• Support and troubleshoot integration-related issues.
• Read and analyze logs to identify and resolve problems.
• Communicate with partners and internal teams (Product/Tech) to ensure smooth integrations.
• Assist with setup, configuration, and testing of integrations.
• Monitor and ensure integrations are running correctly and efficiently.
   

Our Ideal Candidate:

• around 1 year of experience in a technical role (QA, Technical Support, Implementation, etc.).
• Has a basic understanding of APIs and integrations.
• Comfortable reading logs and troubleshooting issues (we’re happy to teach).
• Strong problem-solving mindset with attention to detail.
• Proactive, organized, and able to work independently in a remote setup.
• English level B2+

What We Offer:

• Opportunity to grow in an integration/technical role within a supportive team.
• Hands-on learning and development — we’ll help you build technical expertise.
• Company MacBook and all necessary tools for work.
• Vibrant team culture with regular team buildings and internal education.
• Stability and growth in a Forbes-listed international company.

Ready to start your journey with us? If you want to understand the heart of a SaaS business and grow alongside a top-tier team -let’s talk! Apply now and show us your drive.

Responsibilities:

• Launching, managing, and scaling advertising campaigns;
• Analyzing performance metrics and optimizing campaigns to maximize ROI;
• Generating creative ideas, briefing designers, and overseeing production;
• Preparing detailed performance reports;
• Collaborating with the analytics team and designers;
• Creating clear and structured technical tasks for cross-functional teams.

Requirements:

• At least 2 years of experience in traffic arbitration/media buying, including at least 1 year managing a PPC team;
• Experience in launching and scaling advertising campaigns with large budgets;
• ROI of 20–30%;
• Experience working with Binom, Keitaro, and similar tools;
• Strong skills in traffic scaling.

We’re looking for a hands-on Tech Lead to build autonomous drone systems and grow a Ukraine-based engineering team together with a Nordic high-tech client.

This is a hands-on Tech Lead role where you’ll work at the intersection of robotics, AI, and embedded systems, contributing directly to building real-world autonomous drone solutions.

Beetroot is a trusted tech partner helping companies build sustainable and high-performing engineering teams. In collaboration with our Nordic client, we are growing a Ukraine-based team that will play a key role in developing next-generation autonomous systems.

Our client is a fast-growing Nordic defense-tech company focused on building autonomous systems powered by robotics, AI, and embedded software. They operate in a highly innovative environment with a strong emphasis on rapid development, real-world testing, and delivering functional solutions quickly. The team collaborates closely across countries, combining deep technical expertise with a pragmatic, product-focused mindset.

In this role, you will directly impact the development of cutting-edge drone technologies, contributing to both product innovation and the growth of the local engineering team in Ukraine.

What you'll do in this role  

• Take technical ownership of the Ukraine-based part of the system
• Stay deeply hands-on with coding, debugging, and system design
• Actively contribute to development and testing
• Collaborate closely with the Swedish engineering team as one unit
• Support and mentor engineers locally (without heavy line management at this stage)
• Drive architecture decisions, code quality, and engineering standards
• Participate in planning, prioritization, and releases
• Help scale the team and establish local engineering practices
• Occasionally, travel to Sweden for workshops or team meetings.

We're looking for

• 5+ years of software development experience
• Strong Python skills + solid C++ understanding
• Previous experience as a Tech Lead or a strong Senior ready to step up
• Experience with robotics, drones (UAVs), or embedded systems
• Experience with computer vision (image/video processing, CV models, datasets)
• Familiarity with ROS or similar distributed systems is a strong plus
• Solid understanding of software engineering practices, Git, and agile
• Strong communication skills and English (B2–C1)
• Ownership mindset and ability to work in a fast-moving environment

How to knock our socks off

• Experience in defense, aerospace, or high-security environments
• Knowledge of cybersecurity principles
• Interest in autonomous systems and applied AI
• We welcome applications from veterans.
• Naming five or more dishes that include beetroot besides borshch.

✔ Not checking every box?

This job looks very exciting, but you hesitate to apply because of the confidence gap? Reach out to us anyway! Beetroot is an inclusive workplace that considers all applicants. We’re committed to openness — promoting equality and fostering an environment where different backgrounds, ideas, and experiences are not just accepted, but embraced. So let’s discover together whether we could be an excellent fit for each other.

Please send us your CV in English, and we'll be happy to discuss your application further.

Cartum is a European brand of the Ukrainian SaaS platform Horoshop, which has been helping entrepreneurs create and grow online stores for over 10 years. Today, more than 12,000 online businesses use our product, and we are активно expanding in the European market.
 

Moldova is one of the key directions of Cartum’s growth. That’s why we are looking for a Marketing Specialist who already has experience working with the Moldovan market and will help make our brand recognizable and in demand among local entrepreneurs — positioning Cartum as a leading e-commerce platform in the country.

Your main responsibilities:

• Analyze the Moldovan market, competitors, and local trends.
• Plan and execute marketing campaigns to promote Cartum in Moldova.
• Launch and manage SEO, SMM, PPC, and email marketing activities.
• Identify new channels for customer acquisition and brand awareness growth.
• Work with analytics tools: Google Analytics, Looker Studio, and others.
• Collaborate with design, sales, and product teams.
• Generate and test ideas to scale Cartum in the Moldovan market.
   

You might be our perfect match if you:

• Have at least 2 years of experience in B2B marketing.
• Have hands-on experience working with the Moldovan market (B2B or e-commerce).
• Understand the specifics of SaaS and e-commerce products.
• Are proficient in Google Analytics, Looker Studio, and other marketing tools.
• Can share proven success stories of promoting products or services.
• Have Upper-Intermediate English proficiency.

• Knowledge of Romanian (and/or Russian) for effective communication in the Moldovan market will be a strong advantage.

  
  We offer:

• A role in an ambitious international product that is actively growing.
• A team with no bureaucracy or micromanagement.
• Remote work.
• Paid vacation and sick leave.
• Education reimbursement for professional development.
• A competitive salary (discussed during the interview).
  
  If you want to scale a Ukrainian продукт in the Moldovan market and build a strong local бренд — let’s talk 🚀

UDS Systems is a Microsoft Solutions Partner specializing in Dynamics 365 CE (CRM), Power Platform, and Azure. Since 2007, we have been cooperating with leading European and US clients across the automotive industry, real estate, IT, finance and other ambitious industries.

We are looking for a new member of the UDS team — an experienced Multidisciplinary Designer with a wide range of skills.

Requirements:

• Experience in web design with UI/UX excellence, WCAG awareness and user-centered design mindset
• Expertise in product design
• Experience in designing system architecture and workflows
• Experience in graphic design
• Strong knowledge of brand identity, color schemes, typography, composition principles, and design trends
• Experience in preparing layouts for physical printing
• Presentation design skills
• Proficiency in key design tools such as Figma, Illustrator, Photoshop, AI tools
• Creativity
• Attention to detail

Nice to have:

• Motion / animation skills
• User research and cross-cultural design awareness

Responsibilities/tasks:

• Working with cross-functional teams from the Marketing department and the Website team to the HR department, Product Managers, Developers and Stakeholders
• Participating in the creation and enhancement of our website, designing website layouts and UI elements, optimizing UX
• Creating advertising and graphic materials for UDS branding and marketing campaigns
• Developing visual concepts for social media
• Designing email newsletters, pitch desks and other materials
• Preparing files for print publishing
• Ensuring consistency with our brand identity and guidelines
• Working closely with the development teams to create visually appealing UI/UX solutions for clients’ projects (custom UI elements for CRM system, websites, portals, dashboards, etc.)
• Collaborating with the Product team to develop products and add-ons (upon request)

We offer the following benefits:

• Remote cooperation with flexible working hours
• Partial reimbursement for training and courses: 50% coverage of the cost of training courses, conferences by the company
• Covering Microsoft certifications costs
• Health insurance program after probation period
• Paid vacation and sick leaves
• Personal development plan
• Regular performance reviews and possible salary reviews
• Awesome corporate culture and colleagues with the strong UDS values: openness, expertise and development, stability and support, opportunities, and individual approach

More details about UDS:

Our website: uds.systems

Instagram:

— about office life: www.instagram.com/uds.systems_office

— business page: www.instagram.com/uds.systems

Hello everyone 👋

At Intobi, we're a software and product development company passionate about driving innovation and progress.

We help our clients succeed by delivering custom-built tech solutions designed to meet their unique needs.

Our expertise lies in developing cutting-edge Web and Mobile applications.

We are seeking a proactive Python Developer with at least 3 years of experience to join our engineering team. You will be responsible for the full lifecycle of data-driven applications, from building robust backend APIs to designing and maintaining complex data pipelines. The ideal candidate thrives in a DevOps-cultured environment and is eager to work with modern orchestration and cloud technologies.

Core Responsibilities:

— Data Pipeline Management: Develop, optimize, and maintain scalable data pipelines to ensure high-quality data flow.

— API Development: Build and maintain high-performance backend APIs using FastAPI.

— System Reliability: Proactively identify bottlenecks and improve system stability within existing infrastructures.

— Collaboration: Work closely with cross-functional teams to integrate AWS services and workflow orchestration tools into the production environment.

Required Qualifications:

— Experience: 3+ years of professional Python development experience.

— Databases: Strong proficiency in both SQL and NoSQL database design and management.

— DevOps Tools: Hands-on experience with Docker, CI/CD pipelines, and Git version control.

— Frameworks: Proven experience building applications with FastAPI.

— Cloud & Orchestration: Practical experience with AWS services and familiarity with Airflow (or similar workflow orchestration tools).

— Communication: Upper-Intermediate level of English (written and spoken) for effective team collaboration.

Preferred Skills (Nice to Have):

— Experience within the Financial Domain.

— Hands-on experience with Apache Spark and complex ETL pipelines.

— Knowledge of container orchestration using Kubernetes.

— Exposure to or interest in Large Language Models (LLMs) and AI integration.

Please send your CV here or via email

Should the first stage be successfully completed, you’ll be invited to a personal interview.

About Evestar
Evestar is a full-service eCommerce growth agency that helps fast-growing brands scale through data-driven marketing, creative excellence, and technology innovation. We work with global eCommerce companies to optimize their performance, automate their operations, and leverage AI to achieve sustainable growth.

About the Role
We’re looking for a Software Engineer with strong backend experience and a passion for building modern automation and AI-powered systems. In this role, you’ll be working on the development of intelligent workflows and integrations using NodeJS, Python, and platforms like n8n, Supabase, and Airtable.

You’ll collaborate with our data and automation teams to design, build, and optimize scalable systems that connect APIs, automate business logic, and leverage LLM models such as ChatGPT, Grok, and Gemini to enhance decision-making and workflow efficiency.

Responsibilities:

• Design, develop, and maintain backend systems and automation workflows
• Build and integrate APIs (REST, GraphQL, Webhooks, etc.) between different platforms
• Create and optimize database queries (SQL / Supabase)
• Implement AI-based logic using ChatGPT, Gemini, or other LLM APIs
• Collaborate with cross-functional teams to turn business needs into scalable tech solutions
• Troubleshoot, monitor, and improve system reliability and performance

Requirements:

• Strong experience with NodeJS and JavaScript (TypeScript is a plus)
• Experience with Python for scripting or backend logic
• Solid understanding of REST APIs, authentication (OAuth2), and third-party integrations
• Knowledge of SQL and experience with relational databases (PostgreSQL, Supabase, etc.)
• Familiarity with cloud services (AWS, GCP, or similar) and Docker
• Excellent communication skills and C1+ English (both written and spoken)

Nice to Have:

• Experience with n8n, Zapier, or Make
• Understanding of AI / LLM APIs (ChatGPT, Gemini, Claude, etc.)
• Experience with Airtable, Notion, or other productivity platforms
• Familiarity with eCommerce tech stacks (Shopify, Klaviyo, etc.)

Why Join Us:

• Work with a forward-thinking agency integrating AI and automation into real-world eCommerce
• Opportunity to experiment with cutting-edge tools and build AI-driven systems from scratch
• Collaborative, fast-paced environment with a focus on growth and innovation

Please note this is a project based engagement, not an inhouse position. The social package in this case (vacation, days off, sick leaves, public holidays, equipment, accounting support) isn’t covered by Selecto.

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Project Description: We are designing a flexible, scalable ecosystem of sports broadcasting platforms. We will design a Smart TV app, mobile app and website. The goal is to ensure a consistent and high-quality user experience across all digital touchpoints. The experience must serve a global, multilingual audience and perform reliably during major traffic spikes.
Domain: Broadcasting of sports events
What is expected: Design an ecosystem of platforms from scratch.
Team composition: Senior UX Designer, Senior UI Designer, UI Designer, Design Directors from the client’s side.
Engagement Duration: 6 months with a possibility of extension
Expected Working Hours: from 9 or 10 am Madrid time with a 1-hour break. Ideally, to involve a candidate who can occasionally travel to Madrid for onsite work with the client.

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Key Responsibilities

• Define and drive the design vision for a Smart TV and video broadcasting platform across various surfaces and device types.
• Lead, mentor, and grow a team of product designers, fostering a culture of craft and continuous improvement.
• Architect and own a scalable Design System built TV-first, extended to Web and Mobile.
• Partner with product and engineering to shape roadmaps and turn complex requirements into elegant solutions.
• Embed user research and insights into design decisions across the product.
• Establish design operations: contribution workflows, review processes, and documentation
• Travel periodically to Madrid to work on-site

Required Skills & Experience

• 7+ years of experience in Product, UX, or UI Design
• Proven experience designing Smart TV or large-screen interfaces
• Experience leading or mentoring a design team
• Strong expertise in building, scaling, and maintaining Design Systems
• Experience working on sports, media, or broadcasting digital products
• Strong systems thinking and component architecture skills
• Advanced proficiency in Figma (libraries, variables, components)
• Solid understanding of frontend implementation and developer collaboration
• Experience working on large-scale, multi-platform products
• Strong communication and stakeholder management skills

WHO WE ARE?

We are Edge Solutions Lab, a team of engineers with a strong background in product development of edge solutions and data platforms.

We have a long-term partnership with a customer in the US who is looking to expand their onsite team with talented engineers like you. This is an exciting opportunity to collaborate with industry leaders, work on impactful projects, and contribute to the development of next-generation data analysis technologies for healthcare, biotechnology, and research domains.
 

WHO WE ARE LOOKING FOR?

We are seeking a highly skilled Full Stack Developer to join our team, working on an innovative bioinformatics platform focused on simplifying the analysis and interpretation of RNA-sequencing data through intuitive web applications and cloud-backed services. In this role, as part of a team, you will be building, modifying, and improving user-facing web applications, implementing REST APIs and back-end business logic, and building and maintaining DAG pipelines in Airflow using Python to support data processing and analysis workflows that help researchers and scientists explore data, visualize results, and derive actionable insights.
 

IN THIS ROLE YOU WILL:

• Design customer-facing Web UI, RESTful services, and APIs for a modern bioinformatics analysis platform.
• Design and maintain DAG pipelines in Airflow using Python to support data processing and analysis workflows.
• Design user interactions on web pages.
• Develop high-performance applications by writing testable, reusable, and efficient code.
• Develop effective SQL and NoSQL data layers by utilizing various databases.
• Develop integrations with third-party services using external APIs.
• Implement effective security protocols, data protection measures, and storage solutions.
• Collaborate with team members and stakeholders on the integration of various parts of the platform.
• Ensure that non-functional requirements such as security, performance, maintainability, scalability, usability, and reliability are considered when architecting solutions.
• Document processes, including database schemas, as well as prepare reports.

WHAT YOU BRING ALONG:

• At least 4 or more years of working experience in a Full Stack position.
• Strong proficiency in TypeScript, JavaScript ES6+, HTML5, and CSS3.
• Extensive knowledge of ReactJS and Next.js, along with their ecosystem and common frontend development patterns.
• Solid hands-on experience with Node.js and building applications in TypeScript.
• Experience with Airflow and DAG pipeline development using Python.
• Experience with RESTful architecture.
• Experience with OAuth2-based authentication and authorization flows.
• Proficiency in database design and hands-on experience with SQL, including PostgreSQL.
• Experience with event-driven architecture and messaging middleware (MQTT).
• Familiarity with common software development and management tools such as GitLab CI, Jira, and Confluence.
• Good understanding of common programming paradigms and architectural design patterns.
• Strong interpersonal, analytical, and organizational skills.
• Bachelor’s degree in Computer Science, Software Engineering, Information Science, or other related fields.

WILL BE A PLUS:

• Hands-on experience with containerization tools (Docker) and orchestration platforms (Kubernetes).
• Hands-on experience with development of cloud-native applications and utilizing AWS services (S3, ECS/EKS, RDS).
• Hands-on experience with Auth0.
• Experience working with billing providers, preferably Chargebee.
• Familiarity with R and experience working with data-processing or analysis pipelines written in R.
• Development of IoT applications.
• Experience with testing frameworks.

Dynamica Labs invites a Junior Project Manager /Customer Success Specialist for the implementation of Microsoft Dynamics 365 CRM system to our clients. This position is ideal for those looking to switch to IT, or those currently working in client-facing roles such as QA, BA, PM, Technical Support Specialist or similar. We also consider candidates without commercial experience in an IT company. We provide comprehensive training for transitioning into this role. 
 
Successful candidates can advance to positions such as Customer Success Manager (CSM), Senior Customer Success Manager, Solution Architect, or Senior Functional Consultant. 

 FUNCTIONAL RESPONSIBILITIES: 

• Participation in projects for the implementation of Microsoft Dynamics 365 CRM system. 
• Interaction with the development department in terms of writing tasks for system customization, controlling deadlines and quality of execution. 
• Configuring the Microsoft Dynamics 365 CRM system to fit the client's business processes. 
• Building strong relationships with clients to ensure excellent service levels. 
• Meeting deadlines and reporting on completed work.
   

    WHAT WE EXPECT FROM YOU: 

• Higher education 
• Desire to continuously learn new things 
• Technically savvy 
• English language proficiency at the upper-intermediate level or higher 

 
    WOULD BE A PLUS: 

• Higher education in technical or economic fields 
• Experience working in an IT company 
• Experience as a PM or project management courses 
  
   BENEFITS:  
• A London based company, Microsoft Gold Partner - Business system integrator 
• UK and US based clients only 
• Opportunities for self-realization, professional and career growth 
• Skilled management and mature processes 
• Interesting and diverse projects 
• Friendly team 
• Transparent payment system 
• Flexible work schedule, remote work 
• Paid public holidays, annual leave, sick days 
• Guidance, mentoring and training for Dynamics Sales and Marketing, HubSpot, ClickDimensions, MS PowerApps 
   
  Check out this video to learn more about the position:
  https://www.youtube.com/watch?v=gsM6z-38daI
   

If you have a desire to work in a dynamic team and develop in the field of Microsoft Dynamics 365, we look forward to seeing your CV! 

About the company:

Reyo Media Cyprus is a team passionate about technology, innovation, and research. We aim to offer full-cycle IT solutions for companies all over the globe. Our mission is to help people integrate technology into everyday life and to enable innovation through technology, offering SAAS product development and infrastructure solutions.

About the Job:

We’re looking for a motivated professional System Administrator/DevOps who is responsible for the maintenance of workstations remotely, CI/CD, and other automated processes that have been established by the current team if you love to bring standardization and scalability to the next level.

Your Main Responsibilities:

• Deploy, manage, and optimize cloud infrastructure for global web projects.
• Implement robust application security, performance optimization, and load balancing.
• Provide remote technical support and troubleshooting assistance via HelpDesk for distributed team members.
• Monitor information security and ensure compliance with best practices.
• Manage and enhance continuous integration and continuous deployment (CI/CD) processes.

Our Requirements:

• Minimum of 3-5 years experience as a System Administrator or DevOps Engineer.
• Strong hands-on experience with Terraform and Docker.
• Proficiency in administering web servers (Nginx, Apache, PHP, Selenium).
• Extensive experience with cloud platforms (AWS, DigitalOcean, GCP).
• Solid understanding of databases and caching systems (PostgreSQL, MySQL, Redis).
• Familiarity with monitoring tools (Zabbix,etc.).
• Proven expertise in managing CI/CD pipelines.
• Experience with log management solutions (Grafana, ELK stack, etc.).
• Experience with VPN protocols (OpenVPN, WireGuard).
• Experience with data warehousing solutions such as Snowflake is a plus.

Skills:

• Excellent organizational skills, attention to detail, and ability to multitask.
• Strong problem-solving abilities and teamwork orientation.

Why do we enjoy working here?

• A young and driven team of professionals who are willing to grow and bring value.
• People-centric culture.
• L&D - support your need to replenish your knowledge and acquire new skills to do your job better via paid Professional training & e-learning courses.
• Flexible working schedule. We don’t use any time-tracker. We opt for performance.

We’re rapidly growing and inviting a Payments Tech Support Specialist to our Paycord team.
If you’re ready for new challenges in a dynamic and fast-paced environment, this could be the perfect role for you.
You’ll be the bridge between merchants, the operations team, and the technical team, solving problems so that payments stay on track.

Requirements
 

• 2+ years of background as a technical support manager in PSP/Billing Support Team;
• Understanding of API documentation;
• Ability to communicate with merchants and payment providers;
• Experience in interactions with development and QA teams;
• English level – Upper-Intermediate;
• Sharp attention to detail, and a proactive approach to problem-solving;
• Stress resistance and the ability to work in a dynamic environment.

Responsibilities
 

• Communication with merchants and payment providers about technical aspects;
• Provide technical support to internal teams and merchants, and troubleshoot complex technical issues;
• Address issues and suggest potential solutions;
• Logs analysis, integration code review;
• Collaborate closely with Integration managers, QA, and Development teams.

Nice to have
 

• Experience with Postman (for API testing), Kibana (for log monitoring);
• Familiarity with Jira and Confluence for creating and tracking technical tasks;
• Understanding of SDLC and agile development processes.

Working conditions
 

• Fast-paced and dynamic environment. The fintech sector evolves weekly, so adaptability is key;
• You’ll have a direct line to developers and QA to get answers quickly;
• Expect a high-volume environment where prioritizing is key;
• You’ll see your fixes keep everything running well and help things move to the next stage;
• Every integration is a little different, so you’re always learning something new.
  
  
  Candidate journey:
  HR Interview -> Tech Interview -> Final Interview -> Reference check - > Job Offer

We are the creators of a new fintech era!
Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional companies.
Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT, and VISA.

The future of Web3 starts with you — join us as a Senior QA Engineer!

Requirements:

Education & Experience:
- Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related STEM field
- 3+ years of experience in QA engineering or software testing
- Experience in high-throughput or low-latency environments (ideally quantitative systems, HFT, or financial applications)

Core Technical Skills:
- Strong knowledge of testing methodologies, version control, and SDLC best practices
- Strong mathematical background (probability theory, statistics, numerical methods relevant to trading strategy development)
- Experience testing REST APIs and WebSocket-based services
- Hands-on experience with monitoring and observability tools (e.g., Grafana, Prometheus, Kibana)
- Proficiency in writing SQL queries for data validation and debugging
- Familiarity with Linux command-line tools and Docker
- Confidence working with shell commands, logs, system tools, and process monitoring
- Experience with API testing tools (e.g., Postman)
- Proficiency in scripting/programming languages (Python)
- Experience with test automation frameworks (e.g., Pytest, Selenium, Pandas)
- Familiarity with version control systems and CI/CD workflows

Trading Systems Knowledge:
- Understanding of market microstructure and trading products (spot, futures, swaps)
- Ability to reason through quantitative problems and collaborate with researchers to implement models
- Familiarity with low-latency and high-frequency trading (HFT) systems

Problem-Solving & Analytical Skills:
- Strong analytical and problem-solving skills
- Commitment to testing and quality assurance
- Proven ability to independently solve complex technical challenges with real industry impact
- Experience with automated testing, continuous integration, and deployment processes

Mindset & Soft Skills:
- Passion for technology, problem-solving, and continuous learning
- Intellectual curiosity and drive to grow in the quantitative finance industry
- Team player with strong communication skills
- Reliable and predictable availability to support production trading systems.

Обов'язки

As a QA Engineer, you will be an integral part of a high-performance team focused on:
- Low-latency infrastructure
- HFT and quantitative systems
- Real-time risk management tools
- You will work closely with developers, analysts, and system engineers to ensure the profitability, scalability, and reliability of our systems.

Key Responsibilities:
- Design, develop, and execute comprehensive test plans for trading infrastructure and internal tools, ensuring low latency, high availability, and scalability
- Build and maintain automated test suites for real-time quantitative systems and APIs
- Collaborate closely with developers and analysts to clarify requirements, align on edge cases, and ensure proper test coverage
- Investigate and debug issues in complex distributed systems
- Contribute to performance testing, latency benchmarking, and system monitoring
- Support CI/CD pipelines with automated testing strategies
- Maintain high standards of test coverage and documentation

Work conditions:

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.
Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.
Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.
Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.

Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— Additional days off for national holidays.

With us, you’ll dive into the world of unique blockchain technologies, reshape the crypto landscape, and become an innovator in your field. If you’re ready to take on challenges and join our dynamic team, apply now and start a new chapter in your career!
Let’s Build the Future Together!

 What you will do

• Participate in QA activities across the full product development lifecycle
• Design test strategies, test cases, and end-to-end scenarios for backend systems and REST APIs
• Execute tests, identify issues, analyze root causes, and verify fixes
• Build and improve automation infrastructure and testing utilities
• Perform API, integration, system, and performance testing
• Monitor quality and performance metrics
• Define and improve QA processes, benchmarks, and quality standards
• Create analytical reports and visualizations to support product validation
• Design KPI-based validation frameworks for optimization performance
• Validate algorithmic outputs using data analysis and quantitative methods

Requirements

• 5+ years of commercial experience as SDET or Test Automation Engineer
• Strong Python skills
• Experience with API testing and microservices
• Experience designing and implementing test strategies
• Strong understanding of functional, integration, and performance testing
• Hands-on experience with NumPy and Pandas
• Experience analyzing large datasets and interpreting results
• Ability to validate algorithmic outputs using data-driven approaches
• Strong problem-solving skills and ownership mindset
• Good communication and collaboration skills

Nice to have

• Experience with Pytest
• Experience with matplotlib, plotly, or seaborn
• Experience with Rust or willingness to learn
• Exposure to GIS projects
• Experience with large-scale datasets or big data environments
• Background in statistics, operations research, or applied mathematics
• Mentoring experience

Tech stack

Python, API Testing, Microservices, NumPy, Pandas, Rust, Kotlin, AWS, Docker, Kubernetes, Terraform

We offer

• Compensation: up to 4800 USD gross
• Salary review once a year based on performance review results
• Cooperation via Diia.City / Diia Employment
• Possibility of reservation from mobilization in accordance with current legislation and internal company policy
• Remote-first work format
• Paid vacation and sick leave (depending on cooperation format / jurisdiction)
• Medical insurance: basic coverage + mental health and vision care (depending on package)
• Well-being initiatives: online yoga / movement sessions and activities to support work-life balance
• Learning and development: courses, webinars, certification support, and internal knowledge-sharing sessions
• Community and events: internal events, meetups, and team activities
• Recognition and gifts: celebration of important milestones, gifts, and thoughtful team attention
• Autonomy and impact: no micromanagement, possibily of make influence on technical decisions and engineering practices
• Supportive professional environment, open communication, and minimum bureaucracy

We’re looking for a Full-Stack Developer with strong Python backend experience and modern React / Next.js frontend skills to help build secure, scalable AI-powered healthcare applications.

You’ll work on APIs, data-intensive systems, and intuitive UIs used for clinical insights and AI-driven workflows.

Backend Requirements (Python)

Required

• 4+ years of professional experience with Python

• Experience with PostgreSQL or other relational databases

  (schema design, indexing, query optimization)

• Experience building RESTful and async APIs

  (FastAPI, asyncio, aiohttp, or similar)

• Strong understanding of Python concurrency and parallelism
• Experience with ORMs (SQLAlchemy or similar)
• Background job systems (Celery, RQ, or similar concepts)

• Experience integrating AI / LLM services

  (OpenAI, Anthropic Claude, LlamaIndex)

• Experience with vector search / embeddings

  (pgvector, OpenSearch, Pinecone, or similar)

• Message queues: Redis, RabbitMQ, Kafka
• Familiarity with AWS: S3, EC2, RDS, CloudFront, SES, OpenSearch
• Experience writing tests with pytest (including async tests)

Nice to have

• Experience with HIPAA compliance
• Background in healthcare, medical data, or EMR systems
• Familiarity with FHIR APIs

Frontend Requirements (React)

Required

• 3+ years of experience with React 18+
• Strong TypeScript skills (strict mode)
• Experience with Next.js (App Router, SSR concepts)
• Tailwind CSS (utility-first, responsive layouts)
• Component libraries: Radix UI or similar
• State management: Zustand and/or React Context
• Data fetching: SWR or similar
• Forms: React Hook Form + validation libraries
• Data tables (TanStack Table, virtual scrolling)
• Frontend testing: Jest, React Testing Library
• Familiarity with Feature-Sliced Design (FSD)
• Strong understanding of accessibility (WCAG 2.1 AA)
• Experience with WebSockets for real-time features
• PDF rendering (PDF.js or similar)
• Comfortable with Git workflows and code reviews

Backend Responsibilities

• Design, implement, and maintain secure, well-documented APIs
• Build backend services for AI chat and clinical insights
• Parse and process data from documents, EMRs, and third-party APIs
• Design and optimize PostgreSQL data models
• Efficiently handle large datasets and historical patient records
• Integrate backend systems with LLMs and vector databases

Frontend Responsibilities

• Build and maintain responsive, accessible UI components
• Implement complex UI features: forms, tables, dashboards, real-time updates
• Follow Feature-Sliced Design principles
• Manage global and feature-level state effectively
• Integrate frontend with backend APIs
• Optimize performance for large datasets
• Build data visualizations and clinical timelines
• Monitor and improve Core Web Vitals and bundle size

Benefits

• Opportunities to work on diverse and challenging projects;
• A supportive and collaborative team environment;
• 12 vacation days per year;
• 5 sick days per year;
• English classes;
• Access to therapist and psychologist support for mental well-being.