Marc O'leary
Senior Software Developer at Shift
Plymouth, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolMarc O'Leary is a senior software developer with over 15 years of hands-on experience building scalable full‑stack systems, currently focused at Shift after a long tenure modernizing MessageCloud’s platform. He specialises in PHP and JavaScript (Node.js/React/Vue) and has deep operational experience with MySQL, NoSQL, caching, queues, Linux server administration and AWS-driven microservice architectures. Marc has led major initiatives including a high‑performance bulk messaging platform, country-wide mobile network integrations, and a renovated Payforit API, pairing engineering with clear client-facing documentation. He emphasises reliability through CI/CD, monitoring and pragmatic refactors of legacy code, and has recruited and mentored developers as part of that evolution. Based in Plymouth, he balances engineering rigor with a dependable, punctual work ethic and brings a practical eye for translating business data into actionable insights. Outside work he’s a family-focused runner and gamer, a detail that underlines his steady, long-term commitment to both projects and people.
11 years of coding experience
16 years of employment as a software developer
First Class BSc (Hons), Computer Science, First Class BSc (Hons), Computer Science at University of Exeter
English, French, German
Github Skills (25)
bootstrap9
sms9
bootstrap-theme9
serverless8
html8
css8
sms-gateway8
zendesk-api8
reverse-proxy7
devops7
artificial-intelligence7
ai7
api-gateway7
microservices7
kubernetes-ingress6
Programming languages (5)
Github contributions (5)
marcoleary/http-post-tester
Sep 2015 - Oct 2019
Given a list of URLs to test, do an HTTP POST to each and report back on any non-200 responses.
Contributions:2 releases, 21 PRs, 23 pushes in 4 years 1 month
urlsstress-testingssltestingfiddler
MessageCloud/gateway-php
Apr 2016 - Oct 2018
:cloud: A library to assist with the sending of SMS messages through MessageCloud Gateway.
Contributions:1 release, 15 commits, 7 PRs in 2 years 6 months
smssms-apismscsmsmessagesms-gateway
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.