Alex Withington-smith
Senior Software Engineer at PlayerData
United Kingdom
Summary
👤
Senior🎓
Top SchoolAlex Withington-smith is a senior full-stack engineer and former product manager with six years of experience building scalable web products and shipping end-to-end features. As an early founding-team member at BibliU he helped grow ARR from zero to $3M and contributed to the company’s product strategy through Series A, later returning to hands-on engineering roles across startups. He’s proficient in React, Node, Rails, PHP, MongoDB and PostgreSQL and has practical experience improving performance and delivery—taking a product’s Lighthouse score from the 30s to the 90s and implementing password-free auth to boost retention. At LiveLink Aerospace he designed a real-time WebSocket pipeline feeding AI-guided interceptors for a successful field demonstration, demonstrating an ability to deliver mission-critical, low-latency systems. Beyond work, he mentors and writes React curriculum for Code Your Future, bringing a teaching mindset to team leadership and developer experience. Based in the UK, Alex blends product intuition with strong execution, making him effective at turning ambiguous requirements into reliable, production-ready systems.
6 years of coding experience
8 years of employment as a software developer
Peter Symonds CollegeFull Stack Development, Full Stack Development at MakersBachelor of Arts (B.A.) Politics and International Relations, Bachelor of Arts (B.A.) Politics and International Relations at University of Kent
Github Skills (22)
twitter10
fmi10
explore10
twilio10
nodejs9
react9
javascript7
css7
recreate7
cli6
apply6
sql6
alm5
typescript5
wireframe5
Programming languages (4)
Github contributions (5)
CodeYourFuture/Module-Tools
Mar 2025 - Mar 2025
Contributions:41 reviews, 75 comments in 27 days
MykeNuLeng/GNTRF.IO-BNB
Nov 2020 - Nov 2020
Contributions:8 reviews, 120 commits, 34 PRs in 4 days
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