Summary
Jon Thomasson is a Principal Engineer with nearly two decades of hands-on experience as a full-stack developer, specializing in C#, .NET Core, and SQL Server. He has spent his career building and maintaining education-focused software at CEDR Systems/CodeStack and the San Joaquin County Office of Education, translating complex requirements into dependable systems for nonprofit and public-sector users. Known for steady technical leadership, he progressed from long-term software developer to principal engineer while continuing to teach and mentor through Code Stack Academy. A California-based husband and father of five, Jon brings resilience and perspective to his work as a cancer survivor who balances high-velocity delivery with human-centered product goals. He pairs deep backend expertise with practical UI and DevOps experience, making him a pragmatic architect for mission-driven technology.
11 years of coding experience
19 years of employment as a software developer
Computer Science, Computer Science at Sierra College
Bachelor's degree, Liberal Arts and Sciences/Liberal Studies, Bachelor's degree, Liberal Arts and Sciences/Liberal Studies at The Master's University