Trainee .NET developer (with German)

InnowiseWarsawnofluffjobspublished 10/20/2026
Must-have:C#Git

About the company

Innowise Group is an international IT company founded in 2007. We have been developing software for 18 years and have implemented more than 1300+ projects for clients from 30+ countries. Innowise Group brings together about 2600 professionals, and our development centers are located in Poland, Lithuania, Belarus, Ukraine and Georgia.

Requirements

  • Understanding of SOLID principles and OOP
  • Knowledge and application of design patterns
  • Understanding of asynchronous programming principles in C# and practical experience
  • Experience with ASP.NET Core Web API
  • Experience with Entity Framework
  • Experience with SQL
  • Conversational German at B1+ level

Would be a plus

  • Experience working with third-party APIs
  • Experience with MediatR
  • Link to a GitHub repository with projects
  • Conversational English at B1+ level
  • Understanding of SOLID principles and OOP
  • Knowledge and application of design patterns
  • Understanding of asynchronous programming principles in C# and practical experience
  • Experience with ASP.NET Core Web API
  • Experience with Entity Framework
  • Experience with SQL
  • Conversational German at B1+ level

Would be a plus

  • Experience working with third-party APIs
  • Experience with MediatR
  • Link to a GitHub repository with projects

Must have:

  • .NET
  • ASP.NET MVC
  • Entity Framework
  • SQL
  • C#