Senior Backend Engineer (Node.js / NestJS) – Greenfield Product
CarOnSaleBerlin, Germany • Munich, Bavaria, Germany
Posted March 11, 2026
Full Time
About the Company
We are building a new standalone product from the ground up and are looking for a Senior Backend Engineer to help design and build the system's foundation.
Job Description
We are looking for a Senior Backend Engineer to help design and build a new standalone product from the ground up using Node.js and NestJS.
Requirements
- 5+ years of backend engineering experience
- Strong experience with TypeScript, Node.js, and NestJS
- Experience designing scalable backend architectures
- Strong understanding of software design principles and maintainable systems
- Experience with relational databases (PostgreSQL or similar)
- Experience working with Git, CI/CD pipelines, and Docker
- Experience mentoring or supporting other engineers
- Experience working in agile teams (Scrum or Kanban)
- Strong communication skills in English
Benefits
- Real technical ownership – influence system design and architecture
- Modern engineering environment – Node.js, NestJS, and modern tooling
- AI-forward engineering culture
- Hybrid work model – office and remote options in Berlin or Munich
- Your gear, your choice – MacBook or Windows with the tools you prefer
- Growth and development – structured onboarding and coaching
- Collaborative team – ambitious engineers who enjoy building great products
