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Full Stack Developer (3+ years experience)

Posted 19 Aug 2026
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Work experience
3 to 6 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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As a Full Stack Developer (3+ years experience), you’ll play a key role in designing, developing, and deploying features across our entire stack. You’ll work closely with product managers, designers, data scientists, and engineers to deliver impactful experiences. You’ll also be encouraged to experiment with modern tools that increase productivity, like Cursor, Lovable, and others that excite you. We’re looking for someone who’s not only solid in fundamentals but also curious and eager to continuously evolve their stack and workflow.

Our Benefits

  • Competitive Salary

  • Fast-Growing AI Startup

  • Prime Office Location

  • Cutting-Edge Technology

  • Growth Opportunities

  • Flexible Work Options

  • Ambitious & Supportive Team

This is what you like doing

  • Design and build scalable, maintainable features across frontend and backend systems.

  • Write clean, testable code and contribute to system architecture decisions.

  • Collaborate with the team to rapidly prototype, iterate, and release product improvements.

  • Use and introduce new developer tools and workflows that boost team productivity and quality.

  • Review code, mentor junior developers, and actively shape engineering best practices.

You recognize yourself in this

  • 3+ years of experience in full stack development.

  • Strong experience with modern JavaScript/TypeScript frameworks (e.g. React, Next.js, Node.js).

  • Solid backend experience with languages and frameworks such as Python, Node.

  • Comfortable working with APIs, databases (SQL/NoSQL), and cloud services (e.g. GCP or similar).

  • Passion for developer tools, productivity, and clean code.

  • Experience with or interest in tools like Cursor, Lovable, Claude or other modern engineering workflows.

  • Proactive, self-driven, and comfortable working in a dynamic environment.

  • Fluent in English.

This is what you look for in a job

  • A high-impact role in a product-led, fast-moving company.

  • Full ownership and trust to experiment with new tools and workflows.

  • Collaboration with smart, driven teammates in engineering, data, and product.

  • A flexible and supportive working environment (hybrid possible).

  • Competitive salary and benefits.

We are a VC-funded AI startup based in Amsterdam. Our proprietary Predictive & Prescriptive AI engine is developed entirely in-house to solve the complex challenges of high-volume subscription retention. Churned tells you exactly which subscribers are about to leave, what to offer them, and triggers the action automatically. The Churned team is young and highly international, with over 10 nationalities working together in our office next to the Amstel.

IT
Amsterdam
Active in 5 countries
25 employees
50% men - 50% women
Average age is 27 years