Leah Hanson
Lead Software Engineer at Appian
Burnaby, British Columbia, Canada
Summary
👤
Senior🎓
Top SchoolLeah Hanson is a Lead Software Engineer with 14 years of experience building reliable, cloud-native infrastructure and developer tooling across startups and large tech companies. She has deep backend and DevOps expertise from roles at Appian, Fora, VMware Tanzu/Pivotal and Stripe, and early systems work at Google, pairing low-level C++ performance tuning with higher-level service and CI improvements. Leah has a strong track record in pair-programming and technical leadership, contributing to Kubernetes-related efforts at Pivotal and anchoring teams to deliver robust production systems. She is an active open-source contributor to the Cloud Foundry ecosystem, improving buildpacks and integration test suites for Python, PHP, Ruby and the official CF CLI. Based in Burnaby, BC, she combines pragmatic engineering with testing-first thinking—often improving error messages, test coverage and build reliability in ways that reduce operational toil. Colleagues describe her as a hands-on leader who scales teams by coaching, refactoring legacy systems, and shipping repeatable automation.
14 years of coding experience
12 years of employment as a software developer
Johns Hopkins UniversityComputer Science, Computer Science at Hacker School (now Recurse Center)
English
Github Skills (22)
cloud-foundry10
python10
pipenv10
testing10
vb610
test-framework10
ruby10
cf-cli10
vbe10
vbnet10
php10
go10
gemfile10
jruby10
buildpack10
Programming languages (17)
Github contributions (5)
cloudfoundry/cli
Jun 2018 - Jan 2019
The official command line client for Cloud Foundry
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:16 commits, 11 comments in 8 months
Contributions summary:Leah primarily contributed to the integration testing suite for the Cloud Foundry CLI. Their commits focused on adding new tests for the `delete-buildpack` and `create-buildpack` commands, including scenarios with multiple buildpacks and various edge cases. They also updated existing tests to ensure they functioned correctly. This work involved modifying test files, adding helper functions, and implementing test cases to cover different command behaviors and error conditions.
foundrycf-clicloud-foundrycloud-foundry-clicli
cloudfoundry/php-buildpack
Mar 2018 - Jul 2018
A Cloud Foundry Buildpack for PHP.
Role in this project:Backend & QA Engineer
Backend & QA EngineerContributions:26 commits, 2 PRs, 23 pushes in 4 months
Contributions summary:Leah primarily contributed to the integration testing of the PHP buildpack, focusing on ensuring compatibility with various PHP versions and dependencies. They improved test coverage by adding new tests, updating existing tests, and adjusting test configurations. Furthermore, they were responsible for improving the error messages in the tests and updating the buildpack to align with changes in the underlying libraries.
foundrycloud-foundryphpv2bbuildpack
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