Bill Valeriote is a software engineer with 13 years of experience building production systems in the San Francisco Bay Area. He spent six years at Square and now contributes to Persona, bringing deep front-end and compiler experience to product-focused engineering. His background includes porting and re-architecting a live CSS preview engine from JavaScript to TypeScript and work on parsers, compilers, and a CIL-to-C decompiler, showing a taste for language and tooling challenges. A University of Waterloo graduate in Combinatorics & Optimization with joint Computer Science honors, he combines strong theoretical foundations with pragmatic implementation skills. Colleagues would describe him as a practical problem-solver who moves between UI work and low-level tooling without losing sight of product impact. Based in San Francisco, he prefers tackling sticky technical debt and systems that improve developer productivity.
13 years of coding experience
6 years of employment as a software developer
B. Math Honours Combinatorics & Optimization Joint Honours Computer Science Minor Philosophy, B. Math Honours Combinatorics & Optimization Joint Honours Computer Science Minor Philosophy at University of Waterloo
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.