Preferred Experience

Must-haves:

Experience: 5 to 8 years in data engineering or data analytics, including at least 1 to 2 years managing a team (feedback, growth, hiring).
Pipelines in production: You have designed and run data pipelines (ETL/ELT) in production, with real stakes around quality, resilience and governance.
Data for AI: You have contributed to AI features in production, on data preparation, evaluation or integration into an existing product.
Hands-on every day: You still build regularly (SQL, Python, pipelines), use AI every day in your work, and are comfortable with pair programming and TDD.

Nice to have: These skills remain optional.

Experience fine-tuning or deploying open-weight models in production.
Some software development experience, ideally in TypeScript, the language of our stack.

Compensation and setup :

Package: €90K to €100K gross per year.
Perks: 7 weeks of paid leave per year, Alan health insurance, Swile meal card, a company event every quarter and an annual offsite.
Location: Our offices are in Paris 10th and we favor a Paris-based profile, with a hybrid setup.
Start date: From January 2027.
Languages: Fluent French and English.

Recruitment Process

Screening call with TA (30 min).
Management interview with Bertrand, VP Engineering (45 min): your management experience and your player-coach approach.
Technical interview with Alan, Head of Tech (1h45): Bring Your Own Code on one of your projects, your technical choices and how you use AI, followed by a data pipeline exercise.
Meet the Team: an informal coffee chat with the Lighthouse team.
Founder check with Octave, co-founder (30 min): vision, mission and Lighthouse strategy.