We are looking for a

Intermediate Full Stack Developer (m/f/d)



  • Developing new features for our web application that manages PreonLab simulations and analyzes the results
  • Reviewing code and providing constructive feedback about the team’s contributions to the codebase(s)
  • Ensuring the reliability of the application everywhere that it’s deployed
  • Maintaining our web app through all stages of the product cycle
  • Communicating with other teams to improve company effectiveness
  • Investigating and understanding user needs to optimize the user experience
  • Mentoring junior developers in less technical areas of software development: design principles and patterns, communication, architectures, etc.


  • Completed studies in a computing-adjacent field and/or sufficient experience in a related industry
  • Experience level “intermediate”: 3+ years of experience working with web technologies, preferably in an agile(-ish) workflow
  • Advanced knowledge of and professional experience with Python, Django, Angular, PostgreSQL, Celery
  • An understanding that documentation, testing, and a focus on usability are the only way your code will ever be useful
  • Optionally, experience with Docker, nginx, WebGL (ThreeJS), GitLab CI, C++


  • Growth: Work with a team of leading experts in particle-based fluid simulations from various fields such as Math, Numerics, Mechanical Engineering and Computer Science. Personal and technical advancement every day.
  • Flexibility: Work whenever you want from wherever you want. Flat hierarchies where your ideas matter. Choose your preferred OS and your development environment.
  • Scale: Permanent employment at fair conditions.
  • Fun: Table soccer, smoothies, coffee, fruits & snacks, after work activities. There is more than just work.

We at FIFTY2 love great technical products!
With our software, customers can test and optimize the functionality of their product ideas quickly and cost-effectively. Our simulation and visualization software, PreonLab, is used worldwide by leading producers in the automotive, machine and household appliance industries. PreonLab convinces our customers with its unique performance in calculation and extraordinary efficiency in use.

We are looking forward to your application
Apply now!