55K–70K EUR / year
Senior Fullstack TS Developer (backend-oriented)
FullstackRemote — France +/- 3 hours
Published on 2026-07-09
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About this role
Join lemlist as a Senior Fullstack TypeScript Developer, focusing on designing and developing features for their sales engagement platform. The role involves both frontend and backend development, along with optimizing the existing code base and supporting customer issues.
About the company
Lemlist is a sales engagement platform for personalized outbound campaigns. It helps GTM teams run multichannel sequences and improve reply rates.
The team
Tech
Stack
TypeScriptNode.jsMongoDB
What you'll do
- Design and develop new features from scratch
- Improve code base with refactoring and bug fixes
- Work on multiple projects simultaneously
- Assist customer support with technical issues
- Train fellow developers
What we're looking for
- Expert in TypeScript / Javascript with at least 5 years experience
- Proven track record in web applications
- Robust understanding of NodeJS and MongoDB
- Able to work independently on complex projects
- Comfortable with agile methodologies
- Fluent in French and English
Nice to have
- Experience in B2B SaaS startup
- Self-taught with personal projects
Benefits
- Salary + performance bonus
- Profit sharing
- Comprehensive medical coverage
- Meal tickets
- Remote work setup
Hiring process
- Interview with TAM
- Technical interview with VP of Engineering
- Technical interview with CTO
- Interview with CEO