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LEAD DEVELOPER BACKEND JS - CLIENT FINAL (SANTE) (F/H)

Levallois-Perret, Nanterre💼 Full-time🗓 2026-03-17 → 2026-08-10

Core

Lead Backend Developer responsible for designing, optimizing, and supervising critical health applications used by healthcare professionals and patients.

Role type

Senior IC backend developer (technical lead)

Builds

Critical healthcare applications

Domain

Healthtech / SaaS

Deliverable

production ML models | product features

Required skills

JavaScript/TypeScript, Node.js, microservices architecture, relational databases (PostgreSQL, MariaDB), NoSQL (MongoDB, Redis), AWS, technical leadership, code quality assurance

Preferred skills

Hono or NestJS frameworks, Agile methodologies

Technologies

Node.js, Hono, NestJS, PostgreSQL, MariaDB, MongoDB, Redis, AWS

Responsibilities

Supervise project progression and define technical choices, mentor and upskill a team of developers, ensure code quality and best practices, collaborate with Technical Architect and Frontend Lead

Seniority

Senior, hands-on IC with leadership responsibilities

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