Bethuel Mmbaga is a software engineer with 8 years of experience based in Dar es-Salaam, Tanzania, who turns complex challenges into simple, reliable solutions. Currently at NetBird, he focuses on secure, production-grade backend work—most notably integrating multiple Identity Providers (Keycloak, Azure, Okta, Google Workspace, Zitadel) and enhancing auth features like PKCE and JWT group-based access control for a WireGuard®-based overlay network. Prior roles at Techcraft reinforced his full-stack problem solving and operational mindset, informed by a BSc in Telecommunications Engineering from the University of Dar es Salaam. He brings a strong security and identity orientation to distributed systems, pairing curiosity with a pragmatic drive for meaningful impact. Colleagues rely on him to untangle authentication and session challenges that often block cross-team deployments.
8 years of coding experience
3 years of employment as a software developer
Bachelor of Science - BS, Telecommunications Engineering, Bachelor of Science - BS, Telecommunications Engineering at University of Dar es Salaam (UDSM)
Connect your devices into a secure WireGuard®-based overlay network with SSO, MFA and granular access controls.
Role in this project:
Back-end Developer
Contributions:209 reviews, 245 PRs, 985 pushes in 2 years
Contributions summary:Bethuel primarily focused on integrating and managing Identity Providers (IdPs) within the Netbird system. Their contributions involved adding and integrating Keycloak, Azure, Zitadel, Okta, and Google Workspace IdP managers. They also implemented and improved the support for features related to user authentication and authorization, including adding support for PKCE,JWT group-based access control, and handling user session expiry.
Connect your devices into a single secure private WireGuard®-based mesh network with SSO/MFA and simple access controls.
Contributions:204 pushes, 15 branches in 4 months
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