Jason Chaffee
Java Developer IV - Consultant at PayPal
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolJason Chaffee is a founder and principal architect with 12+ years of experience scaling engineering organizations and designing mission-critical, cloud-native systems for companies like PayPal, Google, Capital One and Comcast. He blends player-coach leadership with deep hands-on expertise in event-driven architectures, federated SSoT data stores, and Kubernetes-based infrastructures to move teams from 0-1 and 1-10. Currently pioneering AI-native engineering at ZeroOverhead.ai, he’s built a hybrid vector+graph memory layer and multi-agent platform that preserves long-term decision lineage and automates self-correcting engineering canon. A pragmatic advocate for operational excellence, he drives delivery improvements through DORA/SPACE metrics and AI-augmented SDLCs, having implemented Claude/Gemini/Codex workflows in production. Jason’s background spans fintech ledgers to high-concurrency streaming systems, and he’s known for turning complex architectural constraints into measurable business outcomes while mentoring the next generation of technical leaders.
12 years of coding experience
17 years of employment as a software developer
University of Kansas
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (58)
api-specification10
rest-api10
tty9
java9
ber9
swagger9
rest9
specification9
api9
openapi9
logbook8
sbt-plugin8
swagger-ui8
jarjar8
sbt-assembly8
Programming languages (5)
Github contributions (5)
dogote/json-patch
Jan 2017 - Mar 2019
An RFC 6902 (JSON Patch) and reverse, plus RFC 7386 (JSON Merge Patch), implementation in Java using Jackson (2.2.x)
Contributions:3 commits, 2 PRs, 11 pushes in 2 years 2 months
patchdelta2-xmergerfc
jasonchaffee/macosx
Aug 2016 - Dec 2022
Contributions:46 pushes, 1 branch in 6 years 5 months
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.