Kate Caldwell is a Technical Lead with nine years of software engineering experience, currently driving front-end focused React, TypeScript, and GraphQL work at HubSpot in New York. She has progressed through individual contributor to technical leadership roles at HubSpot after delivering measurable product impact earlier at ZX Ventures, where her React replatform reduced bounce rates by 41% for a high-traffic site. A full-stack developer with a front-end bias, she combines rigorous test discipline (maintaining high coverage) with pragmatic product thinking and a reputation for relentlessness and strong work ethic. Her background spans web product engineering, editorial program management, and immersive bootcamp training, giving her a rare mix of technical depth and stakeholder-facing communication skills. She also brings experience freelancing and shipping frequent releases for millions of monthly sessions, which informs her ability to balance velocity with quality.
9 years of coding experience
8 years of employment as a software developer
Music Theory, Arranging, and Songwriting, Music Theory, Arranging, and Songwriting at Berklee College of Music
The King's Academy
Bachelor of Arts (BA), Writing, Literature, and Publishing, Bachelor of Arts (BA), Writing, Literature, and Publishing at Emerson College
Contributions:22 PRs, 20 pushes, 12 branches in 26 days
writing-app
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