Join the mission

Explore opportunities at 2150 and our portfolio companies

Working Student - Software Engineering TypeScript (m/w/d)



Software Engineering
Hamburg, Germany
Posted on Saturday, July 6, 2024


We seek a highly talented Software Engineering working student (Backend or Fullstack) to join our growing tech team. 1KOMMA5° is building Germany's largest one-stop-shop for sale, installation, and services related to solar, heat pumps, electricity, and charging infrastructure. And they are all connected! Be a part of our mission!

Deine Position

As part of a cross-functional team in the B2C domain, you will implement backend or fullstack solutions for our customers, improving our Heartbeat App and the underlying backend services.

Key responsibilities include:

  • Work collaboratively with product managers, product managers, designers, and developers
  • Discover, evaluate, implement, and deploy software solutions for our core customer-facing products
  • Maintain business-critical applications
  • Foster a culture of experiment-driven innovation within the team
  • Improve customer satisfaction by continuously reducing tech debt, improving the quality, and building software people love to use

Technologies you will work with include:

  • Backend: TypeScript, Node.js, NestJS
  • Web Frontend (if you want to go Fullstack): React, TypeScript, Next.js, Vercel
  • Mobile (if you want to go Fullstack): Flutter
  • Google Cloud Platform (Cloud Run, PubSub, CloudSQL, Firestore, BigQuery)
  • Datadog
  • Terraform
  • GitHub Actions

Dein Profil

  • You are enrolled at a university and contribute 20 hours per week
  • You are studying Computer Science or a comparable course of studies
  • You have first experience writing backend services with Node.js in TypeScript. Experience with React, Next.js, and Flutter is a plus.
  • You are passionate to write maintainable, documented, reusable, and testable code
  • You have a finger on the pulse of software engineering trends and are excited to learn industry best practices
  • You have an agile and result-oriented mindset, and you consider yourself a team player
  • You have very good written and spoken English skills. German is a plus.


  • You are part of a dynamic and highly motivated team with people who have proven that they can make things happen and move companies forward
  • With your work, you accelerate the "energy and mobility transition" and make a concrete contribution to the sustainable transformation of our energy infrastructure
  • You move in flat hierarchies and have direct contact with the managing directors as well as short decision-making paths
  • Work with and learn from other skilled engineers
  • You can work in one of our offices in Berlin, Hamburg, or Munich
  • See the direct impact of your work on a rapid-scaling user base
  • Create a healthy balance alongside your work and enjoy all the benefits of the EGYM Wellpass