Eoin Mccarthy is a Principal Web Engineer with a decade of experience building full-stack web products and leading engineering teams across startups and nonprofits. He has held technical leadership roles including CTO and Staff/Principal Engineer, shaping product and hiring at edyn.care and now driving web platform work at Oxa from London. Comfortable across Node.js, React and serverless architectures, he has delivered high-throughput analytics systems and production services integrating databases like MongoDB/DynamoDB and search with Elastic. Eoin combines hands-on implementation with people leadership—setting up bootcamps and scaling small engineering teams into product-focused organisations. He brings an engineering-mathematics background and a track record of turning complex ingestion and observability requirements into reliable, scalable systems. A practical technologist, he also recruits and grows talent, actively advertising and building teams for early-stage product growth.
10 years of coding experience
8 years of employment as a software developer
Exeter School
Full stack web development, Full stack web development at Founders and Coders
The University of Hong Kong (HKU)
Master of Engineering (MEng) Engineering Mathematics, Master of Engineering (MEng) Engineering Mathematics at University of Bristol
Contributions:64 commits, 6 PRs, 27 pushes in 6 months
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