David Corwin
Founder And CEO at Vivorae
Bothell, Washington, United States
Summary
👤
Senior🎓
Top SchoolDavid Corwin is a problem-solving software leader with 11 years of experience building cloud-native systems, research tools, and scalable web applications as founder/president of Practical Porpoise and in senior engineering roles at Pfizer, Seagen, and 18F. He blends hands-on backend development (notably contributing to Login.gov’s identity-idp) with a strong academic foundation in applied mathematics and computational research, having authored peer-reviewed work from his time in clinical modeling. David has led small teams and cross-organizational integrations, accelerating cloud adoption, designing lab management tools, and simplifying complex compliance burdens for government customers. He is equally comfortable refactoring legacy systems and designing greenfield products, with a track record of improving maintainability and performance across stacks. Based in Bothell, WA, he brings a rare mix of scientific rigor, product-minded engineering, and entrepreneurial drive that surfaces practical, data-driven solutions.
11 years of coding experience
19 years of employment as a software developer
MS, Applied Mathematics, MS, Applied Mathematics at University of WashingtonBachelor of Business Administration - BBA, Accounting and Computer Science, Bachelor of Business Administration - BBA, Accounting and Computer Science at University of MichiganBS, Mathematics, BS, Mathematics at Northwestern University
English
Github Skills (6)
activerecord10
ruby-rails10
devise10
rails10
ruby10
oid9
Programming languages (15)
Github contributions (5)
18F/identity-idp
Mar 2018 - Jul 2018
Login.gov Core App: Identity Provider (IdP)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:48 commits, 76 PRs, 150 pushes in 4 months
Contributions summary:David primarily contributed to the back-end logic and data management of the `identity-idp` repository, a core application for Login.gov's Identity Provider (IdP). They focused on refactoring existing code, like removing vendor session IDs and ensuring the use of new API's to decouple parts of the codebase for maintainability. The user also updated and refined existing code and tests within the IdP's infrastructure, as evidenced by the code changes across multiple files like `idv_result.rb` and various spec files.
identity-providercivic-techrailsidentityoidc
18F/federalist-uswds-gatsby2
Nov 2019 - Feb 2020
A template for Federalist that uses Gatsby and USWDS 2.0
Contributions:37 commits, 10 PRs, 29 pushes in 2 months
gatsbyjsuswds
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