Senior Backend/Fullstack Developer with Node.js and TypeScript

Tech stack:

TypeScript & Node.js (core technologies)

Postgre

SQL

DevOps (AWS + Azure)

Requirements:5 years of experience in backend development

Strong commercial experience with TypeScript and Node.js (key requirement)

Experience designing and developing scalable backend services and microservices

Experience with: DevOps (AWS + Azure)

Solid knowledge of PostgreSQL and database design for scalable, high-performance systems

• Good understanding of Docker and Kubernetes
• Experience designing and developing REST and/or gRPC AP
• IsStrong communication and problem-solving skillsVery good command of English
• Nice to have:

Experienced in using AI tools in day-to-day workflow

• Experience with Golang, Angular / Svelte
• Fluent German
• Project description:

You will join the development of an advanced digital twin platform for the energy transition, designed to unify energy and climate-related data into a single, comprehensive solution.

The platform supports stakeholders involved in energy transformation by providing data-driven insights and decision-making tools. It addresses key challenges such as CO₂ balancing, renewable energy expansion, power grid planning, and municipal heating strategies.

Built on a modular and scalable architecture, the solution enables complex analytics and supports real-time insights in a rapidly evolving energy sector.

Main responsibilities:

Design, develop, and maintain scalable backend services using TypeScript/Node.js as the primary technology stackBuild and optimize PostgreSQL data models and queries

Develop and maintain APIs using gRPC and REST

Containerize applications with Docker and manage deployments on Kubernetes (AWS)

Ensure system scalability, performance, and reliability

Collaborate with frontend (Angular) and backend (NestJS) teams

Participate in agile ceremonies, code reviews, and continuous improvement initiatives