Corin Chellberg is a pragmatic software engineer with 12 years of experience building reliable backend systems in Ruby and Java and crafting React-based frontends and native apps. Previously at Stripe and Braintree, Corin owned and optimized payment processing integrations and rewrites, balancing performance, compliance, and cross-language SDK support. He pairs product-minded engineering — from early-stage startups to large-scale finance infrastructure — with a disciplined, user-focused approach honed by Lean Startup and OKR practices. Now training as a psychoanalytic candidate in New York, he brings a rare combination of technical depth and human-centered insight to software problems. Corin’s background in writing, mentoring, and documentation underpins clear communication across engineering and product teams.
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