Callum Fraser
Engineering Manager at MancJS
Stevenage, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolCallum Fraser is an experienced engineering manager with 11 years building and leading front-end teams across finance, retail and travel, now managing engineering at Barclays. He combines hands-on JavaScript expertise with a track record of improving performance at scale—leading a migration that boosted a high-traffic site’s speed by over 35% and guiding internal tools used by 50,000 employees. A committed mentor and community organiser, he co-runs major Manchester tech groups and contributes to diversity, STEM and leadership initiatives. Known for practical process improvements, hiring and coaching senior engineers, he blends technical craft with people-first leadership to align engineering outcomes with business impact.
11 years of coding experience
13 years of employment as a software developer
Bachelor's Degree Computer Science With Games Development, Bachelor's Degree Computer Science With Games Development at University of Hull
Github Skills (5)
browser-detection4
javascript3
device-detection3
input-field3
react2
Programming languages (2)
Github contributions (5)
CallumJFraser/MageHand
Mar 2015 - Sep 2015
Contributions:149 pushes in 5 months
CallumJFraser/NorthWestTech
Aug 2019 - Jun 2020
Contributions:26 commits, 32 pushes, 1 branch in 10 months
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