Jeff Onsea

Game and Software Developer

CheckOut my Games

About Jeff

Absolutely in love with videogames. I play them and i make them. I am specialized in videogame development using Unity with C#. Although i also have knowledge regarding other programing languages and engines like C++ and Unreal Engine.

Making videogames is more of an art for me than anything else. Obtaining a perfect harmony between gameplay, story and intelectual challanges is the greatest job you can achieve.


What can Jeff do?

  • Programming languages: C++, C#, Java, PHP, JavaScript
  • Engines: Unity and Unreal Engine 4
  • Other stuff: OOP design, AI, Networking, gameplay and graphics programming.
  • Languages: Spanish, English & Dutch


Recent Projects



Unreal Engine Developer

Developing realtime applications for the automotive industry.


QA Tester

Tested the company's streaming platform and the games that run on it.

Higgs Boson Entertainments

Game Developer

Developed mobile games and a MMORPG naval simulation game for Steam.


Back-end developer PHP

Developed the company's intranet and tools.


University Degree

Game Design and Development at ESNE