Michael Sage
Web Engineer at ASOS.com
Belfast Metropolitan Area United Kingdom
Summary
👤
Senior🎓
Top SchoolMichael Sage is a web engineer with 9 years of experience building high-traffic, customer-facing React and Next.js platforms using TypeScript, focused on UX, performance, accessibility, and maintainable code. He has driven end-to-end deliveries at scale—from owning the Topshop navigation at ASOS to modernising large codebases and governance for 200+ developers at Holiday Extras. Known for rapid impact, he delivers production-ready work within days, builds R&D proofs of concept that influence strategy, and resolves critical cross-team issues before launch. He mentors engineers, shapes frontend architecture, and translates complex Figma designs into scalable implementations while collaborating closely with product, design, QA, and backend teams. Outside core engineering he supports knowledge-sharing through documentation, presentations, and community activities, and even applies audio/visual skills to company podcasts. Based in Belfast, he blends hands-on delivery with a pragmatic, story-driven approach to empower developers and improve user outcomes.
9 years of coding experience
7 years of employment as a software developer
Foundation Degree Computer Software Engineering, Foundation Degree Computer Software Engineering at Belfast Metropolitan CollegeA Level Computing Spanish and Music, A Level Computing Spanish and Music at Lagan CollegeBachelor of Science - BS Computing Systems (Part-time), Bachelor of Science - BS Computing Systems (Part-time) at Ulster University
Spanish, Irish, Japanese
Github Skills (43)
json-schema9
google-bigquery9
monitoring9
nodejs9
data-visualization8
client-library8
elasticsearch8
prometheus8
grafana8
analytics8
visualize8
dashboard8
visualization8
json8
node-module8
Programming languages (6)
Github contributions (5)
holidayextras/jsonschema-bigquery
Oct 2018 - May 2019
Convert JSON schema to Google BigQuery schema
Contributions:7 PRs, 2 pushes, 1 comment in 6 months
googlegoogle-bigquerybigquerybigquery-schemajson-to-schema
holidayextras/incubator-airflow
Jul 2017 - Aug 2017
Contributions:1 release, 3 pushes, 1 tag in 12 days
incubatingapachebig-datasparkairflow
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