Riko Ophorst
Rendering & Software Engineer
4+ years professional experience (incl. internships) Started working professionally in Sep 2018, including my initial internship at OTOY. Does not include internships from before that date.
C++, C, HLSL, GLSL, MSL, SPIRV
Vulkan, Metal, D3D11/12, CUDA, CMake, RTX, Windows, macOS, Linux
Raytracing & pathtracing
Realtime 3D rendering
R&D in Emerging Technologies
Cross-platform & porting
GPU & CPU optimizations
2 shipped products
4 shipped games
5 game jams
Creative Media & Game Technologies (BSc, July 2019)
At Breda University in the Netherlands
Jewel Academy
  • Shipped game
  • JavaScript
  • HTML5
  • Mobile
  • Internship project
What is Jewel Academy?
Jewel Academy is a magical match-3 game for the audiences CoolGames serve.
  • Complete hundreds of levels.
  • Match 3 of the same jewels and get points.
  • Set up combos and get amazing scores.
  • Make sure to complete the level in due time and in due moves, or you'll lose.
  • The further you get, the more mechanics you encounter.
Technical specifications
  • JavaScript
  • HTML5
  • Optimized for mobile and web
  • Built in around 3 months (Nov 2014 - Jan 2015)
  • 5 programmers, 3 artist
Play the game
Source is confidential, sorry.
My contribution to Jewel Academy
Together with 4 other programmers, I was responsible for the programming of this game. Some of my contributions to this game are:
  • Programmed much of the UI in the game.
  • Lots of bugfixing work on the game.
  • Providing tools for the team to ease working on the game.
  • Implemented analytics for the game.
  • Worked closely with artists to iterate over new assets.
textneedstobeherelol