Mike Cousins
Principal Software Engineer at Gilded
Calgary, Alberta, Canada
Summary
👤
Senior🎓
Top SchoolMike Cousins is a Principal Software Engineer and founder with 14+ years building modern, user-focused client applications and product ecosystems across web, mobile and cloud. He blends hands-on front-end expertise—especially React/TypeScript and UI/UX design—with backend experience in C#, ASP.NET and cloud platforms (Azure/AWS), and has repeatedly led teams from prototype to production at startups and scale-ups. As Co-Founder & CTO of Gilded and former Staff Engineer at Wealthsimple, he has shipped consumer-facing financial products and integrated AI-driven workflows into product delivery. He’s also a pragmatic technical leader who grew engineering teams, ran fractional-CTO programs for local startups, and maintained high release velocity and engagement in fast-moving companies. An active open-source contributor, his react-pdf-js work shows a focus on polish and cross-platform rendering details (hi-DPI, dependency updates, React v16 support). Based in Calgary, he pairs product design sensibility with a track record of turning complex domains—medical imaging to fintech—into simple, usable interfaces.
15 years of coding experience
19 years of employment as a software developer
B. Sc., Computer Science, B. Sc., Computer Science at University of Victoria
English, French
Stackoverflow
129reputation
8kreached
2answers
2questions
Github Skills (13)
pdf10
typescript10
typescripts10
react10
pdf-viewer10
typescript-types10
javascript8
vite8
s68
jscript8
superagent6
silverlight6
post6
Programming languages (11)
Github contributions (5)
mikecousins/react-pdf-js
Apr 2016 - Oct 2022
A React component to wrap PDF.js
Role in this project:
Front-end Developer
Front-end DeveloperContributions:34 releases, 7 reviews, 321 commits in 6 years 6 months
Contributions summary:Mike primarily focused on developing the front-end component for displaying PDFs using React. Their contributions include updating packages, fixing linting issues, refactoring the component, and adding support for style and className properties. They also worked on updating dependencies, integrating React v16 support, and making improvements to the rendering logic for hi-dpi displays and overall code cleanup. Their work resulted in improvements and added features to a React component for displaying PDF files.
pdfjsreact-componentreactpdfpdf-viewer
mikecousins/website
Jul 2020 - May 2026
My personal website
Contributions:7 PRs, 235 pushes, 6 branches in 5 years 11 months
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