Charlie Ozinga
Business Owner Full-stack Engineer at Self-employed
Denver, Colorado, United States
Summary
👤
Senior🎓
Top SchoolCharlie Ozinga is a seasoned full-stack engineer and entrepreneur with 12 years of experience building cloud-native SOA/SaaS web applications and APIs. Based in Denver, he has delivered scalable integrations and developer-friendly services at UiPath and Cloud Elements and now runs a niche game tools business while owning the full product lifecycle. He combines hands-on backend work—demonstrated by contributions to the widely used Rust package manager cargo, where he added and tested features like sync-lockfile—with frontend and deployment expertise. Charlie is comfortable designing prototypes through production systems, emphasizing robust, secure deployments and pragmatic business planning. His background includes multimedia and 3D gaming innovations at RealD and long-term Java enterprise development, giving him a rare mix of consumer-facing product sensibility and enterprise-grade engineering rigor.
12 years of coding experience
25 years of employment as a software developer
MS Computer Science, MS Computer Science at Colorado School of Mines
English
Github Skills (11)
testing10
command-line-interface10
rust10
cargo10
package-management10
command-line10
cli10
workspace9
management9
workspaces9
git8
Programming languages (6)
Github contributions (5)
rust-lang/cargo
Sep 2020 - Nov 2020
The Rust package manager
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:7 commits, 1 PR, 4 comments in 1 month
Contributions summary:Charlie contributed to the `cargo` package manager by implementing and testing new features. Their work included adding a `sync-lockfile` command and modifying existing commands to include this new functionality. They also wrote tests to ensure the correct behavior of the `sync-lockfile` feature, specifically verifying platform-specific dependencies and workspace updates. Furthermore, they addressed testsuite-related issues and provided formatting fixes.
rustpackage-managercargo
chaaz/versio-actions
Sep 2020 - Dec 2022
Some GitHub actions for versio
Contributions:3 releases, 1 review, 29 commits in 2 years 3 months
versio
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