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Full Stack Developer (3+ years experience)

Posted 2 Jul 2025
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Work experience
3 to 8 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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Join the team at Churned as a Full Stack Developer

As a Full Stack Developer, 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.

Churned is an Amsterdam based tech startup, founded in 2019 by a professor in Data science and two brothers. Fast growing and currently with 19 employees. We created a software product that uses AI to predict customer churn for companies with a subscription model. By integrating data into our AI prediction models, we help our clients answering the following four…


Churned is an Amsterdam based tech startup, founded in 2019 by a professor in Data science and two brothers. Fast growing and currently with 19 employees. We created a software product that uses AI to predict customer churn for companies with a subscription model. By integrating data into our AI prediction models, we help our clients answering the following four questions:
- Which customers have a high probability of churn?
- When do they churn?
- Why do they churn?
- How can we keep them?

IT
Amsterdam
Active in 5 countries
19 employees
80% men - 20% women
Average age is 27 years