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

Backend Developer (Node.js) – Integration & Backend Team Work model: fully remote in RomaniaAssignment type: B2BProject length: 6 months + extensions.Project language: English.Industry: Ad Tech industryAbout the RoleWe 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. ResponsibilitiesDevelop 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 RequirementsStrong 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.