John Hearn
Principal Software Engineer at Thoughtworks
Helston, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJohn Hearn is a Lead Software Engineer with 13+ years of hands-on experience building high-throughput, production-grade systems and leading teams through the full software lifecycle. He combines deep Java/JEE and Android expertise with a pragmatic, business-focused approach to estimation, delivery and DevOps practices, championing TDD, automation and continuous integration. As a Thoughtworks lead and former senior engineer at a low-latency trading platform, he’s comfortable designing for scale and partnering with data scientists to operationalise machine learning. He also teaches DevOps and Cloud Computing at the MSc level, reflecting a commitment to mentoring and translating complex cloud fundamentals into practical outcomes. Early career embedded and electronic design experience gives him an unusual ability to reason across hardware-software boundaries and bring disciplined engineering to diverse technical domains.
13 years of coding experience
27 years of employment as a software developer
Bachelor's degree, Physics, Bachelor's degree, Physics at University of Bristol
English, Spanish, Catalan
Github Skills (62)
android-development10
appbundle9
box2d9
android9
gradle-play-publisher9
apk9
gradle-plugin9
visualizations8
release-automation8
physics-engine8
automation8
mobile8
intellij8
sourceforge7
java7
Programming languages (9)
Github contributions (5)
johnhearn/notebooks
May 2017 - Sep 2021
Contributions:49 pushes, 1 branch in 4 years 4 months
johnhearn/johnhearn.github.io
Aug 2018 - Oct 2022
Contributions:144 commits, 1 PR, 202 pushes in 4 years 2 months
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