Full Stack Developer (3+ years experience)

Churned; Amsterdam; Hybrid; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Competitive Salary

Fast-Growing AI Startup

Prime Office Location

Cutting-Edge Technology

Growth Opportunities

Flexible Work Options

Ambitious & Supportive Team

Job summary

Churned is seeking a skilled Full Stack Developer to design, develop, and deploy features across the entire stack. You’ll collaborate with product managers, designers, data scientists, and engineers to deliver impactful experiences while continuously evolving your stack and workflow.

You will work in a fast-growing AI startup environment with cutting-edge technology and a strong emphasis on productivity. This role offers hybrid work options from our Amsterdam office and generous growth

Qualifications

• 3+ years of full stack development experience.
• Strong knowledge of modern JS/TS frameworks (React/Next.js/Node.js).
• Backend experience with Python and databases (SQL/NoSQL).
• Experience with cloud services (GCP or similar).

Responsibilities

• Design and build scalable features across frontend and backend.
• Write clean, testable code and contribute to architecture decisions.
• Collaborate with product, design, data science and engineering teams.
• Prototype and release product improvements quickly.
• Mentor teammates and promote engineering best practices.

Skills

3+ years experience

JavaScript/TypeScript

React/Next.js/Node.js

Python

SQL/NoSQL

Cloud services (GCP)

Tools

Cursor

Lovable

Claude

Job description

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.