Jolyon Terwilliger is a senior software engineer and lead architect with 16 years building and operating SaaS applications from infrastructure to front-end across startups and mid-sized companies. He specializes in enterprise-grade application design using JavaScript/TypeScript, PHP (Zend), Go, React/React Native, and AWS, and has hands-on experience running Linux server farms and cloud architectures on AMI/RedHat/Ubuntu. At LiveAuctioneers he helped modernize bidding platforms with React, Go and Lambda APIs while maintaining legacy PHP systems, demonstrating an ability to balance rapid feature delivery with long-term architectural quality. He values clear architecture, team-wide code reviews, and pragmatic QA practices that blend automated tests with human inspection to catch real-world edge cases. Based in Portland, Maine, Jolyon brings systems-level thinking—having managed both Ops and dev responsibilities—to reliably ship resilient, scalable products.
16 years of coding experience
23 years of employment as a software developer
no degree, Literature, Music, no degree, Literature, Music at University of Southern Maine
Contributions:19 commits, 1 push, 4 tags in 8 years 6 months
animationjquerylightfluidjavascript
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Jolyon Terwilliger - Senior Software Engineer at LiveAuctioneers