Onlano
Backend DevelopmentOnsite

Senior Backend Developer (Node.js / TypeScript)

Skaelia - Agency

Loire-Atlantique, Pays de la Loire, ๐Ÿ‡ซ๐Ÿ‡ท FranceFull-time - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

EUR 50,000 - 55,000 / year

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Job description

Role overview

Skaelia seeks a Senior Backend Developer specializing in Node.js and TypeScript to join innovative technology clients. This role involves designing, building, and maintaining scalable backend systems for companies integrating cutting-edge solutions.

As a Senior Backend Developer, you'll collaborate with cross-functional teams to deliver high-performance APIs, optimize system architecture, and implement best practices in software development. The position requires expertise in modern backend frameworks and a commitment to technical excellence.

Responsibilities

  • Design and develop high-performance, scalable backend systems using Node.js and TypeScript
  • Implement RESTful APIs and microservices architectures for enterprise clients
  • Optimize database queries and system performance for mission-critical applications

Requirements

  • 5+ years professional experience in backend development with Node.js
  • Expertise in TypeScript and JavaScript frameworks for API development
  • Strong understanding of cloud infrastructure and containerization technologies

Benefits

  • Work with innovative technology leaders in the IT sector
  • Professional development opportunities through technical training programs

Keywords

Node.jsTypeScriptBackend DevelopmentAPI DesignRESTful ServicesScalable SystemsJavaScriptMicroservicesDatabase IntegrationCloud Technologies