Game Backend Developer

By May 25, 2018Jobs

Are you an ambitious backend developer with a passion for casual games? Can you create backend solutions for both single and multiplayer games? Can you keep scalability, performance under control and still keep it easy to maintain and expand? Do you want to contribute to online games that are played by millions around the world? Eager to work on a cool multi-player games? Than we have an excellent career opportunity for you!

With Flash disappearing and the overcrowded app-stores, HTML5 is now one of the fastest growing game platforms around. CoolGames is entirely focused on developing multi-player games for Messenger Platforms such as Facebook Instant Games. Using HTML5, but with no need to compromise on quality or gameplay experience.

We are therefore looking for an experienced Games Backend developer to strengthen our Studio and help us realize our international growth ambition.

Your key responsibilities:

  • Maintain our live backend solution which was developed in GameSparks
  • Analyze, design and implement new features
  • Support client developers integrating their games to the backend side
  • Help our Lead Game Developer and Head of Technology to define new backend solutions


  • At least 2 years of experience with backend programming for games
  • Experience with turn-based and real-time action multiplayer games
  • Proficient with OOP, Design Patterns, data structures and databases (relational and non-relational)
  • Solid knowledge of RESTful API’s, WebSockets and JS SDK’s
  • Good understanding of time complexity X space complexity
  • Professional experience with AWS is highly desirable
  • Professional experience with GameSparks is a plus

Your profile:

  • Pro-active and used to taking ownership and responsibility
  • Good team player and supportive to other departments
  • Excellent social, communication and presentation skills
  • Not afraid of new technologies and/or touching client code when required
  • Not afraid of debugging and optimizing code
  • Comfortable with Agile development processes and tools
  • Experienced with Git and CI/CD, build tools


  • A highly dynamic job with a competitive salary
  • 24 vacation days
  • Pension plan with a company contribution
  • An attractive office location in the center of Amsterdam
  • An open, informal and international company culture
  • A chance to get involved in one of the most creative, fast-moving industries in HTML5 technology
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