Onlano
Backend DevelopmentOnsite

Senior Backend Developer (Node.js)

ayeT-Studios Career Portal - Startup

List, Hannover, ๐Ÿ‡ฉ๐Ÿ‡ช GermanyFull-time - Senior (4-7 years)0 applicantsCloses Jun 14, 2026

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Job description

Role overview

Join a fast-growing Ad Tech startup as a Senior Backend Developer, collaborating directly with the CTO to build real-time data processing systems. You'll design and develop scalable backend applications using Node.js, working across all stages of product development. Ideal for candidates who thrive in dynamic environments and enjoy solving complex technical challenges.

We seek someone with a proven track record in backend development, expertise in Node.js, and experience with real-time data processing. The role requires strong collaboration skills to translate business requirements into robust technical solutions.

Responsibilities

  • Develop and maintain high-performance backend applications using Node.js
  • Collaborate with CTO and cross-functional teams to design system architecture
  • Implement real-time data processing pipelines for ad tech solutions

Requirements

  • 4+ years of backend development experience
  • Expertise in Node.js and RESTful API design
  • Proven experience with real-time data processing systems

Benefits

  • Competitive salary with performance incentives
  • Flexible work hours with core collaboration periods
  • Professional development budget for certifications

Keywords

Node.jsbackend developmentreal-time data processingAPI designcloud infrastructure