Barney Hanlon
Door Supervisor at B Hanlon
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolBarney Hanlon is a seasoned software engineering leader with 13 years of experience building and migrating complex eCommerce and financial platforms, most recently serving as Head of Engineering at Deko and now working as a Door Supervisor in London. He blends hands-on development—particularly in PHP/Symfony, Typescript, and Java—with pragmatic technical leadership, guiding teams through large migrations, microservice adoption, and payment integrations across high-stakes retail and fintech environments. A proponent of Domain-Driven Design and clean code, Barney also contributes to notable open-source projects like PHPUnit, where his test refactoring work improved maintainability of a widely used testing framework. He has a track record of rapidly acclimating to legacy systems and tight deadlines—delivering features on time with distributed teams—and enjoys translating messy, acquired codebases into coherent product roadmaps.
13 years of coding experience
21 years of employment as a software developer
King Edward VI College, Totnes
Stackoverflow
661reputation
64kreached
14answers
3questions
apache
top-5%
Github Skills (16)
test-automation10
unit-testing10
testing-library10
php10
mstest10
teste10
ui-testing10
phpunit10
testing10
apache9
git6
nginx6
docker6
squid6
environment-variables6
Programming languages (11)
Github contributions (5)
sebastianbergmann/phpunit
Oct 2017 - Oct 2017
The PHP Unit Testing framework.
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:10 commits, 1 issue in 1 day
Contributions summary:Barney's contributions primarily involve refactoring and moving existing tests within the PHPUnit testing framework. They extracted test cases for specific constraints like `ArrayHasKey`, `DirectoryExists`, `GreaterThan`, `ClassHasAttribute`, and `ClassHasStaticAttribute` into their own dedicated test files. Additionally, the user moved tests from a general `ConstraintTest` to more specific `AttributeTest`, indicating a focus on organizing and structuring the test suite. These changes enhance maintainability and readability of the test code.
phpunit-testing-frameworkphpunittesting-tools
shrikeh/scuba-diving
Jan 2020 - Jan 2026
My personal site for scuba diving
Contributions:2 releases, 152 PRs, 331 pushes in 6 years 1 month
scubadivingscuba-diving
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