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Long-time C++/C/assembly language developer in the video game and adjacent industries. I started out writing vehicle physics and game engines from scratch back before there were off-the-shelf game engines. I'm also a professional musician, regularly-gigging guitarist in various bands.…

Jim Buck

Game Developer, Programmer, Guitarist, +5

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Long-time C++/C/assembly language developer in the video game and adjacent industries. I started out writing vehicle physics and game engines from scratch back before there were off-the-shelf game engines. I'm also a professional musician, regularly-gigging guitarist in various bands.…

Available to hire

Long-time C++/C/assembly language developer in the video game and adjacent industries. I started out writing vehicle physics and game engines from scratch back before there were off-the-shelf game engines. I’m also a professional musician, regularly-gigging guitarist in various bands.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Polish

Advanced

Russian

Intermediate

Work Experience

Founder / Lead Developer at Twitchy Thumbs Entertainment, Inc.

September 1, 2005 - Present

Founder/Lead Developer building and shipping independent game projects and tooling. Led R&D on Text2Motion integration into Unity, explored proprietary data formats, and performed Blender-based animation research. Contributed to multiple startup titles and port work across platforms (PC, Mac, iOS, PlayStation). Built internal tools, debug visualization, and workflow improvements; mentored junior developers and coordinated cross-team collaboration.

Software Development Engineer at Amazon Prime Air

October 1, 2020 - September 9, 2025

Drove visualization and simulation tooling for autonomous drones. Implemented in C++/Python on Windows/Linux with Visual Studio Code workflows. Built back-end simulation visualization, integrated ImGui-based debugging interfaces, and collaborated with multiple internal teams to support drone delivery scenarios.

Software Engineer at Offboard Platform & Visualization Team (Amazon Prime Air)

January 1, 2022 - September 9, 2025

C++ development on Linux with Visual Studio Code. Built and enhanced 3D visualization and simulation components for autonomous vehicle fleets, mentored junior engineers, and contributed to internal documentation and tooling pipelines.

Developer at Amazon Game Studios

May 1, 2019 - September 9, 2025

Developed simulation/game tech in C++/Python (Visual Studio) for Lumberyard-based projects. Implemented gameplay/simulation logic, integrated PhysX, evaluated third-party physics engines, and contributed debugging and tooling improvements; supported cross-team collaboration and mentoring.

Lead / Senior Software Engineer at Sony Interactive Entertainment America (989 Studios)

May 1, 2000 - September 9, 2025

Led software engineering on PS2/PSP-era titles, including embedded work and graphics pipeline optimization. Ported and optimized games, contributed to cross-platform tooling, and mentored junior engineers.