Joel Braun is a Senior Software Engineer in San Francisco with 11 years of experience building and leading teams to deliver scalable, secure platforms used by millions. He has driven identity, authentication, and permissions work at Mindbody—migrating over 10 million users to OAuth2/OpenID Connect and designing a Zanzibar-inspired ACL system—before moving to Roblox to continue shaping large-scale services. Known for applying Domain-Driven Design and pragmatic architecture, he pairs rigorous engineering standards with practical organizational processes like reference architectures for async messaging. Joel’s background in security and early penetration testing informs a strong emphasis on safe, auditable systems, and he has a track record of turning complex domain models into maintainable implementations.
11 years of coding experience
8 years of employment as a software developer
California Polytechnic State University, San Luis Obispo
Contributions:15 PRs, 22 pushes, 1 branch in 6 months
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