Joe Hartzell is a Principal Software Engineer with 8 years of hands-on experience building full-stack and cloud-native applications, currently driving architecture and delivery at HawkEye 360. He brings strong expertise in TypeScript, C#, Java, Postgres, and DevOps practices, blending frontend craftsmanship with backend systems thinking from roles at AWS and Harris Computer. Joe also maintains a longstanding freelance project — an online deli ordering app — showcasing his product-focused, end-to-end ownership. Known as a self-described TypeScript wizard and C# fanatic, he pairs pragmatic engineering with curiosity for cutting-edge tech. Based in Pennsylvania, he leverages an Associate's in Computer Programming and continuous self-driven work to punch above the degree, leading teams and systems toward reliable, scalable outcomes.
8 years of coding experience
9 years of employment as a software developer
Associate's degree Computer Programming, Associate's degree Computer Programming at Bradford School
A toolset for creating Relay.js compatible GraphQL servers in dotnet.
Contributions:1 PR, 14 pushes, 2 branches in 1 month
urqldotnetrelayrelay-moderngraphql
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Joe Hartzell - Principal Software Engineer at Self-Employed