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

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.