Colin Tester
Software Engineer at Freelance
Greater Oxford Area United Kingdom
Summary
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SeniorColin Tester is a seasoned software engineer based in the Greater Oxford Area with over 20 years of web development experience and eight years of recent professional engagement. He specializes in building fast, stable, and accessible web experiences—covering front-end views, back-end stability, API development, performance optimization, and fault investigation. As a freelance practitioner and owner-operator since 2002, he delivers well-crafted, user-friendly solutions and advises clients on accessibility compliance and measurable performance improvements. Colin combines strong communication and punctuality with a focus on extensible architectures that bring tangible benefits to products and users, and he recently led the engineering of a cross-platform event curation tool designed for mobile and desktop reliability.
8 years of coding experience
Github Skills (4)
testing3
nodejs3
javascript3
ava2
Programming languages (2)
Github contributions (5)
Z-omo/com_colintester
Nov 2022 - Jan 2025
Contributions:58 pushes, 1 branch in 2 years 1 month
Z-omo/website
Sep 2017 - Aug 2022
Z-omo website – Helping to build elegant web experiences
Contributions:274 pushes, 3 branches in 4 years 11 months
experiencescssjavascriptomo
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