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Lead Fullstack Engineer (Typescript/Node.js) with Germanconfidential • Hofheim am Taunus, Hofheim am Taunus, DE
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Lead Fullstack Engineer (Typescript/Node.js) with German

Lead Fullstack Engineer (Typescript/Node.js) with German

confidential • Hofheim am Taunus, Hofheim am Taunus, DE
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Stellenbeschreibung

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.


Tech stack

  • TypeScript & Node.js (core technologies)

  • Golang (microservices, gRPC-based services)

  • Python (ETL-related components)

  • PostgreSQL

  • Redis (Key-Value stores)

  • gRPC & REST APIs

  • Docker & Kubernetes

  • AWS (cloud infrastructure)

  • RabbitMQ / AWS SQS (event-driven architecture)

  • NestJS

  • Angular / Svelte (collaboration exposure)


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

  • Fluent German (C1/C2) – mandatory, with the ability to communicate confidently with business stakeholders and clients

  • Experience working directly with clients, including requirements gathering, solution discussions, and ongoing collaboration

  • Experience with AWS services and cloud-based environments

  • 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 APIs

  • Ability to work independently, take ownership, and drive solutions from concept to delivery

  • Strong communication and problem-solving skills

  • Very good command of English


Nice to have

  • Experience with Golang

  • Experience with Python (especially in ETL processes)

  • Familiarity with NestJS framework

  • Knowledge of event-driven architectures (RabbitMQ, AWS SQS)

  • Exposure to Angular or Svelte frontend technologies

  • Knowledge of the energy or electric energy industry domain

  • Experience working within highly agile environments

  • Experience using AI tools in day-to-day work


Main responsibilities

  • Design, develop, and maintain scalable backend services using TypeScript/Node.js as the primary technology stack

  • Contribute to the development of microservices built with Golang and Python

  • Collaborate directly with German-speaking clients and stakeholders to understand requirements and propose technical solutions

  • Build 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)

  • Contribute to architecture decisions for distributed systems

  • Ensure system scalability, performance, and reliability

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

  • Work independently from concept to production delivery

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


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Lead Fullstack Engineer (Typescript/Node.js) with German • Hofheim am Taunus, Hofheim am Taunus, DE