Christopher Castle
Software Engineer Consultant at Self-employed
Seattle, Washington, United States
Summary
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Rockstar🎓
Top SchoolChristopher Castle is a versatile software engineer consultant with 15 years of experience building analytics, data-visualization, and internal tooling across cloud and embedded domains. He blends hands-on engineering (Ruby, Python, TypeScript, Go, Node.js, SQL, AWS) with product strategy and developer advocacy, having led devrel teams at Heroku and Render and founded an IoT hardware+SaaS startup. Christopher has deep experience in data pipelines and ETL at scale (Hadoop/EMR, MapReduce) and has improved developer onboarding and tooling through CLI and web service projects. He contributes front-end improvements to notable open-source projects like Kolibri, focusing on performance and maintainable UI code. Comfortable from low-level firmware to high-level product vision, he’s also run a C corp and taught teammates and customers technical skills. Based in Seattle, he balances technical curiosity with outdoors pursuits—skiing and cycling—that inform his collaborative, disciplined approach.
15 years of coding experience
15 years of employment as a software developer
The Taft SchoolBA Mathematical Sciences and Economics, BA Mathematical Sciences and Economics at Colby College
Stackoverflow
615reputation
232kreached
5answers
0questions
Github Skills (19)
javascript10
ui-components10
lodash10
front-end-development10
vue10
vue-jsx10
ed255199
edtech9
offline-web-app8
offline-app8
shell6
macos6
tmux6
nodejs6
command-line6
Programming languages (25)
Github contributions (5)
learningequality/kolibri
Mar 2020 - Apr 2020
Kolibri Learning Platform: the offline app for universal education
Role in this project:
Front-end Developer
Front-end DeveloperContributions:7 commits, 1 PR, 4 comments in 9 days
Contributions summary:Christopher primarily focused on front-end development within the Kolibri Learning Platform. Their contributions centered on refining the device settings page, including sorting language options and refactoring code for better performance. They updated the UI components, including utilizing the standard lib map function instead of lodash, and added a util function. They also ensured the code was up-to-date with tree shaking improvements.
learning-platformoerofflineoffline-firstkolibri
crcastle/ctrl.industries
Oct 2015 - Jun 2023
ctrl.industries site
Contributions:31 pushes, 2 branches in 7 years 9 months
javascriptctrlindustries
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