CML Team

If you’re excited to work in an agile team known for fast and efficient decision-making—and want to contribute with your strong JavaScript expertise—don’t hesitate to reach out 🚀

Your responsibilities:

• Conceptualize and implement high-quality features, diagnose bugs, and deliver effective solutions
• Optimize existing code and database queries for performance, scalability, and testability
• Collaborate with local and international agile teams

• Design and implement new product features

   

Requirements:

• Strong experience with TypeScript and React.js
• Familiarity with Next.js and MobX for state management
• Basic to intermediate experience with Node.js (as a secondary skill)
• Solid understanding of backend fundamentals (APIs, data flow, client-server interaction)
• Understanding of software architecture and project structure (scalable and maintainable solutions)

• Spoken English for effective communication

   

Nice to have:

• Experience with backend development beyond Node.js
• Knowledge of ffmpeg for media processing

• Experience integrating ChatGPT or other AI tools

   

What we offer:

• A unique opportunity to join a fast-growing international scale-up with an open and motivated team
• Competitive compensation, including 20 paid vacation days and sick leave
• Comfortable office in the heart of Kyiv, with remote flexibility
• Flexible working hours
• Access to tech talks, hackathons, and global conferences

If this sounds like your next challenge—let’s talk!

We're seeking a talented .NET Developer to help shape the future of blockchain technology in innovative startup. If you're ready to make a real impact in a cutting-edge industry, we'd love to hear from you!
 

Core Competence:
 

• At least 2 years of professional experience in software development with a strong foundation in C#, ASP.NET Core, and Entity Framework.
• Proficiency in managing IIS, MS SQL, Visual Studio, and Docker environments.
• Familiarity with ODBC, LINQ, NUnit, xUnit, NuGet, and RESTful APIs, alongside Git for version control.
• Sound understanding of client-side and server-side architectures.
• Strong analytical thinking, with a structured, math or engineering-oriented mindset and a focus on delivering results.
   

Preferred Qualifications:
 

• Knowledge of ReSharper, experience with Azure, and familiarity with NoSQL databases.
• Experience with AWS and Linux system administration is an asset.
• Active participation in hackathons demonstrates innovative thinking and problem-solving skills.
• Upper-intermediate level of English for clear and effective communication in a global team.
   

What We Offer You:
 

• Competitive Compensation: Your skills and experience will be rewarded with a salary aligned with industry standards and your career ambitions.
• Innovative Work Environment: Be part of a forward-thinking FinTech startup with a culture of continuous learning, including tech talks and participation in hackathons.

• 20 paid vacation days, 3 paid sick days, and a flexible schedule for work-life balance.

   

We're seeking a talented React Developer to join the Retail Broker Web team and contribute to the development of a secure, scalable trading platform. You will play a key role in building and maintaining a modern web application, ensuring high performance, reliability, and compliance while delivering seamless access to trading and account services for users. If you're passionate about modern web technologies and fintech products, we'd love to hear from you!
 

Core Competence:
 

• At least 3+ years of professional experience in web development with a strong focus on React and modern front-end architecture.
• Solid knowledge of TypeScript, Redux, and RxJS for building scalable and maintainable applications.
• Experience in designing, developing, and testing modern web applications.
• Strong understanding of web development principles, performance optimization, and responsive design.
• Proven ability to troubleshoot, debug, and resolve complex technical issues.
• Experience working with Git and within agile development environments.
• Upper-intermediate level of English for effective collaboration within an international team.
   

Preferred Qualifications:
 

• Experience working with design systems and UI component libraries such as MUI or styled-components.
• Familiarity with Express.js and backend communication patterns.
• Experience with analytics and monitoring tools such as Sentry or Google Analytics.
• Prior experience working with fintech, trading platforms, or financial applications.
• Interest in trading, investing, or wealth management products.
   

What We Offer You:
 

• Competitive compensation aligned with market standards and your professional expertise.
• Opportunity to work on a modern fintech product within a collaborative agile team.
• Professional growth through working with modern technologies and scalable systems.
• Flexible work environment with a strong focus on productivity, collaboration, and continuous improvement.

About us

We build AI-powered solutions that solve real business problems. You’ll work with the latest technologies and implement production-grade AI features, including RAG pipelines, agentic and multi-agent workflows.

Responsibilities

• Solve engineering problems related to process automation, knowledge systems, and agentic / multi-agent architectures.
• Design, build, and maintain AI-powered features that go beyond basic LLM API calls.
• Develop backend services using Node.js (Express, Fastify, or NestJS).
• Implement and iterate on RAG pipelines (retrieval strategies, chunking, evaluation, quality improvements).
• Integrate external APIs, payment systems, and authentication flows.
• Design clean REST APIs and ensure reliable client–server communication.
• Work with PostgreSQL.

Requirements

• Strong problem-solving mindset, creativity, and ability to learn quickly.
• Solid Node.js experience in production (2+ years).
• Practical experience and strong interest in LLM-based systems, not just simple ChatGPT-style wrappers, including:
  • RAG
  • LangChain (bonus: LangGraph, LangSmith)
  • Prompt engineering
• Understanding of backend fundamentals: APIs, databases, performance, and debugging.

Nice to have

• Experience with Python and FastAPI.
• Redis, queues, caching.
• AWS or GCP familiarity.
• CI with GitHub Actions.
• Monitoring and tracing tools (Prometheus, Grafana, OpenTelemetry).

What we offer

• Competitive salary and bonuses
• Remote-first culture
• Flexible schedule
• Open-minded, results-driven environment
• Product ownership and impact