Ryan Bahniuk
Senior Staff Software Engineer at Chime
Chicago, Illinois, United States
Summary
👤
Senior🎓
Top SchoolRyan Bahniuk is a Senior Staff Software Engineer with 11 years of experience architecting 0-to-1 systems for high-growth companies, currently leading AI-driven automation and disputes strategy at Chime. He has a strong track record building fraud prevention, authentication, and payment platforms—creating vendor-agnostic device intelligence and step-up authentication systems now patent-pending. Ryan combines hands-on engineering (from SDKs and APIs to ML-driven decisioning and streaming) with organizational leadership, having founded teams, scaled a Chicago engineering office, and mentored hires across Trust & Safety. Notably, he translated 50+ manual workflows used by 2,000+ offshore agents into agentic AI workflows that reduce OpEx while preserving regulatory fidelity. Based in Chicago with a BBA from Notre Dame, he blends product sensibility with pragmatic infrastructure design to turn complex risk and payments problems into scalable, auditable systems.
11 years of coding experience
16 years of employment as a software developer
BBA, BBA at University of Notre Dame
Github Skills (72)
scss-variables10
relay8
json8
testing7
ruby7
rails7
jsdom7
unit-testing7
nodejs7
sass7
braintree7
visa6
payment-service6
composite6
javascript6
Programming languages (4)
Github contributions (5)
ryanbahniuk/scss-to-json
Oct 2015 - Oct 2017
A package to require SCSS variables in JSON format
Contributions:10 commits, 13 PRs, 23 pushes in 2 years
requirescss-variablesjson-formatscssjson
ryanbahniuk/sassaby
May 2015 - Jun 2016
A Unit Testing Library for SASS written in Node
Contributions:15 commits, 25 PRs, 46 pushes in 1 year 1 month
sassjsdomtestingjavascriptunit
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