Leszek Zychowski
Senior Security Engineering Manager at YOLOnerds
Greater Chicago Area United States
Summary
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Rockstar🎓
Top SchoolLeszek Zychowski is a Senior Security Engineering Manager with 11 years of experience building secure product, infrastructure, and data platforms, currently leading distributed teams at Okta focused on secrets management and customer data deletion. He has launched multiple services into beta, built solutions that track hundreds of thousands of secrets, and driven end-to-end initiatives from architecture through EA readiness. Previously he embedded into product teams at Auth0 to perform threat modeling, security reviews, and vulnerability remediation across dozens of SDKs and languages, identifying hundreds of issues. A hands-on leader and recruiter, he has hired and onboarded multi-disciplinary engineers globally and scaled security teams from the ground up. Outside corporate security, he co-founded YOLOnerds to ship Unreal Engine games, reflecting a long-standing blend of systems engineering, product thinking, and creative entrepreneurship. He holds a BS (magna cum laude) and an MS in Computer Science from the University of Illinois Springfield, pairing academic rigor with practical, production-focused delivery.
11 years of coding experience
19 years of employment as a software developer
High School, High School at St Patrick High SchoolBiology General, Biology General at College of DuPageMaster’s Degree Computer Science, Master’s Degree Computer Science at University of Illinois Springfield
English, Polish, German, Norwegian
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (75)
authentication10
auth0-deploy-cli10
auth10
nodejs-client10
webtask10
params9
cli9
angular9
swift9
node-module9
javascript8
passportjs8
xml-encryption8
cordova-plugin8
expressjs8
Programming languages (8)
Github contributions (5)
lzychowski/lzychowski.github.io
Apr 2015 - Nov 2019
Contributions:159 pushes, 1 branch in 4 years 7 months
goextend/ZeroCRM
Apr 2018 - Aug 2018
Contributions:8 releases, 58 commits, 7 PRs in 3 months
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