Jon Gellin
Principle Software Engineer at Salesforce
Chapel Hill, North Carolina, United States
Summary
🤩
Rockstar🎓
Top SchoolJon Gellin is a Principal Software Engineer based in Chapel Hill with a 17-year track record of building and delivering production-grade software at scale, currently driving platform and tooling work at Salesforce. He blends deep engineering craft with hands-on full-stack contributions—most notably enhancing the popular Salesforce Extensions for VS Code by implementing SOQL language features, query execution improvements, and telemetry refinements. With roots at IBM and advanced training in computer science (Case Western Reserve University and NC State), he comfortably navigates both legacy enterprise systems and modern developer tooling. Known for pragmatic design and mentoring, Jon focuses on turning complex domain needs into reliable, developer-friendly solutions.
6 years of coding experience
3 years of employment as a software developer
Master of Computer Science, Computer Science, Master of Computer Science, Computer Science at North Carolina State UniversityBS, Computer Science, BS, Computer Science at Case Western Reserve University
Github Skills (9)
soql10
typescript10
typescripts10
vscode-extension10
salesforce10
typescript-types10
javascript9
lightning4
apex4
Programming languages (3)
Github contributions (5)
forcedotcom/salesforcedx-vscode
Jan 2020 - Oct 2022
Salesforce Extensions for VS Code
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:95 reviews, 23 commits, 36 PRs in 2 years 8 months
Contributions summary:Jon contributed to the SOQL (Salesforce Object Query Language) extension for VS Code, focusing on features related to SOQL queries and the SOQL Builder UI. They implemented the SOQL language client with associated features like code completion, and SObject integration, and also worked on improvements to the query execution flow. The user also made changes to the extension's telemetry and refactored channel services.
vscode-debuggervscode-extensionlightningvscodesalesforce-developers
jgellin-sf/cli-packages
Dec 2019 - Jan 2020
Contributions:12 pushes, 3 branches in 25 days
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.