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April 12, 2026

Backend Developer (Node.js) – Integration & Backend Team

Mid • Remote

Bucharest, Romania

Backend Developer (Node.js) – Integration & Backend Team

 

Work model: fully remote in Romania

Assignment type: B2B

Project length: 6 months + extensions.

Project language: English.

Industry: Ad Tech industry

About the Role
We are looking for a Backend Developer to join our Integration & Backend team. You will build robust, scalable microservices that power our platform, using Node.js, Nest.js, and TypeScript.

 

Responsibilities

  • Develop and maintain backend microservices using Node.js and Nest.js.

  • Ensure scalability, performance, and reliability across backend systems.

  • Collaborate with frontend teams and product owners to deliver features.

  • Contribute to code reviews, testing, and continuous integration.

  • Support the design and improvement of backend architecture.

Key Requirements

  • Strong experience with Node.js, Nest.js, and TypeScript.

  • Proven track record in building scalable backend microservices.

  • Familiarity with serverless frameworks such as AWS Lambda.

  • Experience working in agile teams.

  • Previous experience with SaaS, e-commerce, or Adtech is meritorious.