Matt Raffel
Principal Engineer at Tatman Games
Denver Metropolitan Area United States
Summary
👤
Senior🎓
Top SchoolMatt Raffel is a Principal Engineer with two decades of hands-on and leadership experience building mission-critical systems, currently architecting banking and identity solutions at Kiva. He combines greenfield development and legacy modernization expertise across languages such as Rust, C#, C++, and TypeScript, and designs microservices and cloud-native architectures deployed on AWS and Kubernetes. As a software architect and team lead he routinely guides cross-functional teams from concept through delivery, translating product goals into scalable, testable implementations and mentoring engineers. His work on decentralized identity, verifiable credentials, and Hyperledger Indy — including co-chairing the AnonCredentials W3C group — highlights a niche focus on privacy-preserving financial systems. Beyond enterprise software, he ships indie games with Unity as a one-person studio lead, demonstrating a creative, product-minded approach to engineering. Based in the Denver area, he blends strategic thinking with daily hands-on coding and rigorous TDD practices.
9 years of coding experience
19 years of employment as a software developer
University of Wisconsin-MilwaukeeWisconsin Lutheran College
Stackoverflow
1,187reputation
228kreached
15answers
37questions
Github Skills (93)
identity-framework10
docker-desktop9
ssi8
curses8
winforms8
copper8
typescript8
csharp8
aries7
editor7
dotnet7
crowd7
verifiable-credentials7
parser7
electron7
Programming languages (7)
Github contributions (5)
tatmanblue/ironbar
Oct 2019 - Feb 2022
.NET core block chain protocol
Contributions:63 commits, 22 PRs, 98 pushes in 2 years 5 months
dotnetssiblockchainidentity-frameworkself-sovereign-identity
tatmanblue/knowledgebase
Jan 2022 - Dec 2024
Contributions:80 pushes, 1 branch in 2 years 11 months
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