Tom Van Der Kleij is a freelance full-stack software engineer with 11 years of experience building web, mobile and complex desktop systems, primarily in .NET. He blends front-end UX sensibilities (WinForms/WPF, web) with backend engineering, CI/CD and scalable media backends—having optimized a webplayer that streams tens of terabytes of 3D video. Comfortable across C#, C++ and mobile stacks, he has led teams as scrum master and delivered tested, deployable systems at the press of a button. An active open-source contributor, he has reverse-engineered and reimplemented core game mechanics for the popular OpenRCT2 project, demonstrating strong reverse-engineering and low-level problem solving. With an MSc in Artificial Intelligence, he brings an analytical, systems-oriented mindset to product decisions and technical design. Colleagues describe him as hardworking, collaborative and pragmatic about choosing the right tool for the job.
11 years of coding experience
6 years of employment as a software developer
MSc in Artificial Intelligence, Autonomous Perceptive Systems and Multi-agent Systems, MSc in Artificial Intelligence, Autonomous Perceptive Systems and Multi-agent Systems at University of Groningen
An open source re-implementation of RollerCoaster Tycoon 2 🎢
Role in this project:
Back-end Developer
Contributions:7 commits in 2 days
Contributions summary:Tom primarily contributed to decompiling and reimplementing core game functions within the openrct2 project. Their work involved reverse engineering and decompiling functions like `peep_create` and `move_sprite_to_list`, as well as modifying other game functions. The user focused on the underlying mechanics of object creation and game logic, renaming and refactoring functions to improve code clarity. These changes touched core components related to the creation of sprites, which are integral to the game's function.
Contributions:45 commits, 2 PRs, 37 pushes in 2 years 4 months
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Tom Van Der Kleij - Freelance Software Engineer at Tom Commits