Les missions du poste
Important information
Contract type:
Permanent contract
Salary:
90 000€
Location:
Paris, France
Starting date:
Urgent
Work mode:
Onsite
Published on:
16 March 2026
What they need
We are working with an early-stage European tech startup building a high-impact B2B software product with strong technical ambitions and a long-term vision.
The company is now looking for its Founding Engineer, someone who wants to build the technical foundations from scratch, shape engineering culture, and grow into a CTO role over time.
This is a unique opportunity for an experienced backend engineer who wants to move from execution to ownership.
Responsibilities:
- Design and build the backend architecture from the ground up
- Develop core product features in Node.js or Python
- Define engineering standards, tooling, and infrastructure
- Set up deployment pipelines and production environments
- Make long-term architectural decisions
- Participate in product and technical strategy
- Help build the future engineering team
Tech direction (Exact stack still flexible - you will help define it ) :
- Backend: Node.js or Python
- API-first architecture
- Cloud infrastructure
- Modern development practices
- Scalable SaaS architecture
Profile wanted
- 5-10+ years of backend engineering experience
- Strong experience with Node.js and/or Python
- Experience building products from scratch or early-stage systems
- Comfortable making architecture decisions independently
- Interest in startup environments
- The role is fully English-speaking, so fluency in English is required