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Senior Fullstack TS Developer (backend-oriented)

Lemlist · Marseillesenior

In short

  • ▸Desarrollador fullstack senior en TypeScript con enfoque en backend, construyendo features nuevas en una plataforma SaaS B2B.
  • ▸Trabajas en múltiples proyectos, optimizas código, resuelves incidencias técnicas y formas a otros desarrolladores.
  • ▸Empresa bootstrapped, rentable y de crecimiento acelerado, con alta autonomía y trabajo remoto global.

You speak French and English

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What they ask for

  • ✓Experto en TypeScript/JavaScript con 5+ años de experiencia
  • ✓Experiencia comprobada en desarrollo de aplicaciones web
  • ✓Conocimiento sólido de Node.js y MongoDB
  • ✓Capacidad para trabajar de forma autónoma y asumir ownership de proyectos complejos
  • ✓Habilidad para aprender rápido y adaptarse a metodologías ágiles
  • ✓Dominio del inglés y francés, con disponibilidad en zona horaria francesa

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

TypeScriptJavaScriptNode.jsMongoDBFrontend integrationBackend developmentMongo optimizationCustomer supportAgile methodologiesGather

Who should you write to at Lemlist?

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About us 👇🏼 lemlist is the sales engagement platform that gives sales teams the unfair advantage they deserve. Bootstrapped since day one, we’ve grown from 0 to $54M ARR in 8 years, without raising a single dollar. Today, we’re a profitable B2B SaaS company valued at $150M+, trusted by 40,000+ sales teams worldwide to book more meetings and close more deals. We're looking for a Senior Fullstack TypeScript Developer to join our team. You'll be responsible for designing and developing new features for our SaaS products. We need someone who is passionate, autonomous, and loves technical challenges. js a lot. Your main missions will be: Design and develop new features from scratch, both on the frontend and backend, Independently developing new features that enhance user experience and increase product functionality. Improve the code base with refactoring, bug fixes, and optimization Work on multiple projects simultaneously Help the customer support team on technical issues, providing prompt and effective solutions Facilitating knowledge sharing and capacity building by training fellow developers, enhancing overall team competency and productivity. Key results Within 3 months you will have Successfully onboarded and integrated into the team Developed a deep understanding of our B2B SaaS products and their technical requirements Contributed to the development of new features and improvements to our existing code base Within 12 months you will have Played a key role in the development and delivery of multiple successful projects Made significant contributions to the optimization and scalability of our software products What’s in it for you? Work in a profitable, bootstrapped, and high-growth company that doesn’t rely on external funding to live. You will have the opportunity to make a lasting impact on a suite of products that are changing the game in multiple industries. Work with passionate senior engineers who share their knowledge and expertise Great ownership of your work. You will be part of a dynamic, innovative, and passionate team that respects autonomy and encourages individual input. No endless meetings Full remote policy You will grow professionally and personally, enhancing your technical skills and expanding your global network. Preferred experience Must have You’re an expert in TypeScript / Javascript with at least 5 years of XP You have a proven track record in building and maintaining web applications. Nice to have You have a first experience in B2B SaaS startup You are self-taught, you have been developing personal projects since you were a child or in the evenings and weekends.

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