Alex Jeffrey
Senior Software Engineer at SevenRooms
Leeds, England, United Kingdom
Summary
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SeniorAlex Jeffrey is a Senior Software Engineer based in Leeds with over a decade of experience shaping code and platform architecture to accelerate development teams. He primarily works in Node.js and React/Redux and has a track record of leading frontend and platform efforts across startups and larger firms, from William Hill and Sky to roles as Principal Engineer and Managing Director. Alex blends hands-on implementation with architectural thinking—optimising developer velocity, testability, and maintainability—while moving between contractor, leadership, and CTO responsibilities. His career includes long-term product stewardship (Beacon Studios) alongside rapid-impact contracts, showing he can both build and sustain engineering organisations.
10 years of coding experience
15 years of employment as a software developer
Github Skills (95)
javascript10
playing10
redux10
web-application9
css9
frontend9
typescript9
kiosk9
vue9
nodejs9
mongodb9
html8
dependency-injection8
inversion8
inversion-of-control8
Programming languages (6)
Github contributions (5)
ajeffrey/civarium
Sep 2020 - May 2021
isometric software vivarium that simulates a mini civilization
Contributions:22 commits, 5 PRs, 38 pushes in 7 months
gamevivariumemergent-behaviorzero-player-gameisometric
ajeffrey/habitica-mini-ui
Sep 2019 - Sep 2020
Habitica alternative interface
Contributions:5 PRs, 5 pushes, 1 branch in 1 year
habitica
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