Jonathan Contreras is a Lead Engine Programmer based in Madrid with 13 years of experience building and optimizing game engines and performance-critical C++ systems. He has progressed through senior engineering roles at studios including Glowmade, CD PROJEKT RED, Creative Assembly and Gameloft, bringing hands-on expertise in engine architecture, rendering and mobile-to-desktop performance trade-offs. Known for moving quickly from implementation to ship-ready systems, he now leads engine development at Glowmade after roles as Senior and Principal Engine Programmer. His background in computer engineering and early work with OpenCV hints at a pragmatic blend of low-level optimization and applied computer vision skills. Colleagues describe him as a technical leader who combines deep C++ craftsmanship with product-focused delivery.
13 years of coding experience
11 years of employment as a software developer
Bachelor's degree Computer Engineering, Bachelor's degree Computer Engineering at Universidad Politécnica de Madrid
Game Boy emulator written in C++ with SDL2, includes visual debugger.
Contributions:167 commits, 7 PRs, 156 pushes in 6 years 11 months
gameboygame-boyemulatorcppgame-boy-emulator
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Jonathan Contreras - Lead Engine Programmer at Glowmade