Craig Warren-johnston
Product Engineer at Geckoboard
Leeds, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolCraig Warren-johnston is a product-focused full-stack engineer with 11 years’ experience building user-facing web and mobile systems, currently shaping app usability and look-and-feel as a Product Engineer at Geckoboard. He has led internationalisation and templating efforts at fintech and consumer-focused companies, enabling global expansion and scalable notification systems that reduced support overhead. Comfortable across front-end frameworks (Vue/React), backend services and CI/CD, he’s delivered high-availability systems for products with hundreds of thousands of users and complex i18n requirements. A pragmatic technical architect and frequent solo contractor earlier in his career, he blends hands-on implementation with stakeholder-driven product decisions. Based in Leeds, he brings a knack for turning legacy estates into maintainable platforms while keeping a strong eye on polish and usability.
11 years of coding experience
11 years of employment as a software developer
BSc, Computer Science, BSc, Computer Science at Northumbria University
Stackoverflow
1reputation
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Github Skills (20)
antlr-grammar9
tabletop8
fltk8
dm8
csharp8
monogame7
unity3d6
grammar6
user-interface6
raymarching5
antlr5
cg5
scripting4
aseprite4
scripting-language4
Programming languages (1)
Github contributions (5)
craigmjohnston/grunsharp
Apr 2018 - Apr 2020
C# implementation of grun, the ANTLR grammar test rig. Not being actively worked on right now.
Contributions:2 releases, 7 commits, 6 pushes in 1 year 11 months
test-rigriggrammarcsharpantlr-grammar
craigmjohnston/nand2tetris
Aug 2023 - Dec 2023
Contributions:22 pushes in 3 months
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