Senior Node.js Developer – energy tech project (f/m/x)

We are looking for a Senior Node.js Developer to join a project for a leading global energy‑tech company. You will help build an intelligent platform used to monitor and optimize energy usage in buildings. The work combines backend development, IoT integration, and modern cloud technologies. Your tasks • Develop backend applications that provide the API layer of the IoT platform using TypeScript and Node.js • Build and maintain backend services supporting mobile and web solutions • Use Node.js, TypeScript, and Kubernetes to deliver reliable and scalable systems • Integrate backend features with IoT devices, analytics modules, and other platform components • Ensure high performance, clean architecture, and smooth cooperation with other teams Requirements • Minimum 5 years of commercial experience in backend development • Strong knowledge of Node.js and TypeScript • Understanding of distributed systems and scalable backend design • Experience with containerized or cloud‑based environments (e.g., Kubernetes) • Ability to work in an Agile environment and deliver high‑quality code • Fluency in English • Residing in Poland required