Java Backend Engineer | Freelance | Dortmund (Hybrid Working) German Speaking

Your Tasks:
- Further development and customisation of the clients software products with the programming language Java.
- Configuration, customise and development of software in the areas of user interfaces, business logic and databases.
- Support of applications.
- Carrying out software upgrades as well as programme tests.

Your Profile:
- Knowledge of object-oriented programming desirable.
- Development with Java/ C# and in dealing with databases
- Strong proficiency Spring Framework.
- Experience with Kotlin is a plus.
- Proficiency in JavaScript and TypeScript.
- Hands-on experience with React and building micro-frontend applications.
- Solid understanding of RESTful APIs and backend development principles.

#Key data
- Start: June
- Hybrid working - Dortmund
- Duration: Initial order until the end of the year - Extensions possible
- Full time
-Fluent German and English