SINGU
Kraków / Global
Kraków / Global
About the Role We're seeking a Full Stack Developer to join our product team and contribute across backend architecture and customer-facing interfaces. You'll collaborate with the Team Lead, Product Manager, and Product Designer to build reliable, secure, high-quality software. As part of the team, you'll participate in code reviews, uphold strong testing practices, and effectively use AI-assisted development tools like Cursor or Claude Code. What You'll Do Backend Development Build and evolve backend applications in .NET 10 and C# 14 Design REST APIs that are consistent, secure, and well-documented Work with PostgreSQL database structures, and help optimize queries, indexes, and overall performance Frontend Development Build user interfaces in Angular/React and TypeScript Take an active role in our frontend rewrite using Angular/React Ensure UI implementations are performant, maintainable, and true to the product design Quality & Testing Treat unit and integration testing as a core part of development, not an afterthought Participate in code reviews with clear, constructive feedback Write clean, secure, maintainable code aligned with our standards AI-Assisted Development Use AI tools (Cursor, Claude Code, or similar) to accelerate development, code analysis, and refactoring Critically evaluate the correctness, quality, security, and performance of AI-generated code before it ships Delivery & Collaboration Work within GitHub and CI/CD to deliver features reliably and on time Collaborate closely with your Team Lead, Product Manager, and Product Designer, and actively participate in Agile ceremonies Share knowledge with the team What We're Looking For Solid hands-on experience with .NET and C# Experience building interfaces in Angular/React and TypeScript Experience designing REST APIs and working with PostgreSQL A genuine testing habit — unit and integration tests as standard practice Comfort participating in code reviews and giving direct, useful feedback Practical experience with AI-assisted development tools, and the judgment to critically assess what they produce Good command of English and strong collaboration skills within a cross-functional team Why This Role Matters This isn't just about shipping features — it's about contributing to a team that raises its own technical bar. You'll have real input into technical decisions, architecture, and process, working alongside a Team Lead, Product Manager, Product Designer, and the wider Engineering and Platform teams.
Kraków / Global
Kraków / Global
Kraków / Global
Kraków / Global
Kraków / Global
Kraków / Global