Harry Martland
Principal Engineer at St John Ambulance
Stevenage, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolHarry Martland is a Principal Engineer with 11 years of experience, currently shaping core micro front-end services and observability at Booking.com Transport. He combines deep full-stack engineering—spanning scalable search systems, caching strategies, and continuous delivery—with leadership as Observability Guild Lead and mentor to engineers and new coders. Known for pragmatic documentation and code-review culture, he drives reliability and performance in high-concurrency, production systems. Outside work he volunteers as a St John Ambulance first aider and led vaccination volunteering, reflecting calm, practical leadership under pressure. He co-founded CodeWith to provide free mentoring, showing a long-term commitment to growing engineering talent. Based in Stevenage, he continually seeks challenging problems and balances hands-on delivery with coaching and community service.
11 years of coding experience
7 years of employment as a software developer
Bachelor's Degree, Computer Science, 1st Class Honours, Bachelor's Degree, Computer Science, 1st Class Honours at Bangor UniversityA Level, Computer Science, Maths, Chemistry and Physics (AS), A Level, Computer Science, Maths, Chemistry and Physics (AS) at Runshaw College
Stackoverflow
624reputation
85kreached
7answers
20questions
Github Skills (142)
expressjs10
python10
spring-security10
automation10
ruby-client10
rest-api10
home-assistant10
mqtt10
api10
rest10
raml10
home-automation10
garden10
onvif10
java10
Programming languages (13)
Github contributions (5)
HarryEMartland/blog
May 2019 - Dec 2023
Contributions:38 pushes, 1 branch in 4 years 7 months
HarryEMartland/multi-jmx
Jan 2016 - Apr 2016
Contributions:82 commits, 50 pushes, 3 branches in 2 months
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