Christopher Usiak
Software Engineer at Leaving our Legacy
Michigan, United States
Summary
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RockstarChristopher Usiak is a software engineer in Michigan with six years of hands-on experience building and maintaining game-focused server systems and tooling. He specializes in clean, readable, and performant code, contributing extensively to the QB-Core FiveM framework across back-end, client, and full-stack Lua work. His contributions improve core gameplay mechanics—vehicle systems, inventory drops, door locks, radial menus and job/gang management—often by refactoring logic, hardening against exploits, and optimizing database interactions. Comfortable across server-side systems and UI behavior, he blends pragmatic bug fixes with feature design, for example converting toggle interactions to hold/release and synchronizing object drops across clients. Active in open-source game mod infrastructure, he brings a detail-oriented mindset that favors maintainability and player-facing polish.
6 years of coding experience
Github Skills (24)
javascript10
event-handling10
clientside10
mysql10
qbs10
configuration-management10
fivem10
lua10
front-end-development10
qbcore-framework10
server10
server-side10
json9
databases9
database9
Programming languages (9)
Github contributions (5)
qbcore-framework/qb-management
Mar 2022 - Mar 2022
Management menu for jobs & gangs
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 10 commits, 9 PRs in 3 days
Contributions summary:Christopher primarily focused on back-end modifications, as evidenced by their changes to `sv_boss.lua` and `sv_gang.lua`. These commits involved refactoring code, updating database interactions, and adding exploit prevention measures, indicating a focus on improving the server-side functionality of the management menus. Furthermore, the user updated database queries to pull data from the `management_funds` table. The changes also included the addition of exploit bans.
menu-managementjobsmenu
qbcore-framework/qb-core
Jan 2022 - Jun 2022
FiveM RP Framework Core :muscle:
Role in this project:Back-end Developer
Back-end DeveloperContributions:19 reviews, 10 commits, 6 PRs in 4 months
Contributions summary:Christopher primarily focused on extending and maintaining the core functionality of a FiveM roleplay framework. Their contributions include adding comprehensive support for vehicle properties, addressing missing data, and refining vehicle-related functionalities. They also worked on optimizing and correcting features by removing outdated dependencies and correcting logic within core functions and events. These efforts focused on improving the core gameplay mechanics of the framework.
qbcorefivemmuscleazerothcoreframework
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