Steven Massey
Product Manager Lead Product Designer at Plucky
United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolSteven Massey is a product leader and designer with eight years of experience building high-conversion digital products and design systems across gaming, betting, and publishing. At Plucky he combines sole product management and design responsibilities to deliver rapid iterations, achieving a 92% registration-to-deposit funnel and lifting reinvestment rates from near 0% to ~20%. He previously led redesigns that shifted companies to self-serve models, created multi-product design systems, and helped secure £2.3m in VC follow-on funding through polished onboarding at Detected. Comfortable in hands-on technical contexts, he’s contributed low-level optimisations to the wasm3 WebAssembly runtime, reflecting a rare blend of product strategy, UX craft, and backend curiosity. Based in the UK with an MSc in Creative Digital Media, he excels at turning complex business goals into measurable product outcomes and repeatable processes.
8 years of coding experience
3 years of employment as a software developer
MSc in Creative Digital Media Mobile Smart Device and Dynamic Web Applications, MSc in Creative Digital Media Mobile Smart Device and Dynamic Web Applications at Technological University Dublin
Github Skills (6)
c1710
memory-management10
low-level-programming10
webassembly10
c1110
testing8
Programming languages (2)
Github contributions (5)
wasm3/wasm3
Dec 2019 - Aug 2021
🚀 A fast WebAssembly interpreter and the most universal WASM runtime
Role in this project:
Back-end Developer
Back-end DeveloperContributions:251 commits, 2 PRs, 151 pushes in 1 year 8 months
Contributions summary:Steven contributed to the development and optimization of the WebAssembly interpreter. Their work involved implementing and modifying low-level operations, including support for remainder calculations, memory store, and memory fill. They also made various enhancements to the code, improving performance and addressing issues related to out-of-bounds memory access, showcasing a focus on core interpreter functionality.
containersscriptingcosmopolitanedge-computingdevops
soundandform/m3
Jul 2019 - Nov 2019
A high performance WebAssembly interpreter in C. Moved here:
Contributions:31 commits, 26 pushes, 1 branch in 4 months
rustruntimewebassemblycompilerperformance
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