Senior Full Stack Developer

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Senior Full Stack Developer (TypeScript / React / Node.js)

Location: Remote
Contract: B2B
Rate: Up to 150–160 PLN/hour
Duration: 6 months with a strong possibility of extension
Start: ASAP

About the project

We are looking for an experienced Senior Full Stack Developer to join an international product development team. You will work on building and enhancing scalable software solutions in a modern technology stack, collaborating with experienced engineers in an agile environment.

Your responsibilities

• Design, develop, and maintain scalable full stack applications.

• Build high-quality backend services and modern frontend solutions.

• Develop and integrate REST APIs.

• Work with PostgreSQL and Kafka-based architectures.

• Collaborate with cross-functional, international teams.

• Apply AI-powered coding tools to improve development efficiency and code quality.

Requirements

• 8+ years of commercial software development experience.

• Strong experience with TypeScript on both the frontend and backend.

• Hands-on experience with React and Node.js/NestJS.

• Solid knowledge of PostgreSQL, REST APIs, and Kafka.

• Experience designing and building scalable systems or software products.

• Daily use of AI coding tools such as Claude Code, Cursor, Codex, GitHub Copilot, or similar (must have).

• Very good English communication skills (B2+/C1, must have).

Nice to have

• Experience building SaaS products.

• Experience developing on-premise software solutions.

Recruitment process

The recruitment process includes a technical assignment (approximately 5 hours). During the task, you are welcome and encouraged to use AI coding tools, as we value modern software development practices.