Jeff Warner
Engineering Manager at onXmaps, Inc.
Denver, Colorado, United States
Summary
🤩
Rockstar🎓
Top SchoolJeff Warner is an accomplished engineering manager with 20+ years of progressive leadership across startups and enterprise organizations, currently leading the onX Offroad engineering team from Denver. He has a strong track record scaling global remote teams and delivering revenue-driving products—at Upwork he led messaging and AI teams that produced multiple $10M+ projects and boosted user adoption by 20%+. Jeff blends hands-on technical depth (mobile, cloud, Kubernetes, Go, Ruby on Rails) with operational rigor, having driven major performance improvements (6x indexing at Sourcegraph) and cut costs through build and CI/CD optimizations. He’s comfortable at both strategic and tactical levels, personally conducting hundreds of hires to grow engineering organizations and standardizing processes that increased delivery velocity 30%. Early experience founding Stormy Software and building high-usage iOS apps and SaaS platforms informs his product-minded engineering approach. He complements technical leadership with executive education from Harvard Business School, making him adept at aligning engineering outcomes to business impact.
10 years of coding experience
28 years of employment as a software developer
BA, Computer Science/Math, BA, Computer Science/Math at Bellarmine UniversityExecutive Management, Executive Management at Harvard Business School Executive Education
Chinese
Stackoverflow
226reputation
1kreached
2answers
0questions
Github Skills (22)
code-search10
code-generation10
code-intelligence10
sourcegraph9
react9
developer-tools9
code-interpreter9
python8
phpstorm6
meteor6
emacs6
webstorm6
editor6
cordova6
docker-desktop4
Programming languages (3)
Github contributions (5)
jjeffwarner/utils
Mar 2021 - Nov 2021
Contributions:24 pushes, 1 branch in 7 months
jjeffwarner/airtable
Jan 2025 - Jan 2025
Contributions:5 pushes, 1 branch in 1 day
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