Damus
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Btrust Builders
Meet Shammah Agwor, one of the 2025 BOSS alumni, a passionate software engineer from Port Harcourt, Nigeria 🇳🇬, who has steadily grown into an active Bitcoin open‑source contributor.

Shammah’s journey began long before joining the BOSS program. With a background in security engineering and years of experience in backend systems, he discovered his true calling in Bitcoin open‑source development.

Through the program, he deepened his work in Rust‑Payjoin, a privacy‑enhancing Bitcoin project focused on improving transaction privacy and disrupting common input ownership heuristics.

Today, Shammah continues to contribute full‑time to Bitcoin open-source. His work on Rust‑Payjoin includes major improvements like metrics collection for adoption tracking, caching mechanisms for performance, and better code structure for maintainability, all critical to strengthening Bitcoin’s privacy layer and reliability.

Shammah’s ongoing impact as a @nprofile1q...‑funded grantee reflects what’s possible for African developers who take that first step into the ₿OSS ecosystem.

Ready to start your own Bitcoin open‑source journey? Applications are now open for the 2026 ₿OSS Challenge, in partnership with Chaincode Labs.

This is your chance to gain hands‑on experience, mentorship, and a pathway into the global Bitcoin open‑source community, just like Shammah did.

đź”— Learn more about the program: https://blog.btrust.tech/btrust-builders-chaincode-labs-partner-again-for-the-2026-boss-challenge/

📝 Apply for the 2026 cohort: https://job-boards.greenhouse.io/chaincodelabs/jobs/4067627009