Summary
Sam Stelfox is a staff software engineer and engineering lead with 14+ years building secure, large-scale distributed systems and turning academic-grade ideas into production. He has designed petabyte-scale encrypted storage and custom journaled distributed filesystems, led engineering teams, and driven technical policy and SOC2-aligned security practices at startups. Proficient in Rust, Go, Python and Ruby (and "more Bash than I'd like"), Sam combines deep systems and embedded experience with ML-based anomaly detection to harden networks and DNS at global scale. He excels at balancing hands-on implementation with mentorship and organizational strategy, translating customer needs into robust architectures and operational practices. Based in Somerville, MA, he brings a rare blend of low-level systems craftsmanship and product-minded leadership that surfaces in both platforms and policies.
14 years of coding experience
17 years of employment as a software developer
Software Engineering, Software Engineering at Vermont Technical College