Ryan Leavengood
Boynton Beach, Florida, United States
Summary
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SeniorRyan Leavengood is a seasoned Senior Software Engineer with 20 years of experience building cloud-native back-end systems, currently improving developer experience and cloud architecture at American Express. He brings nearly a decade of Go expertise alongside deep experience in Ruby and Java, and has designed high-scale GraphQL and REST APIs, streaming systems with Kafka, and time-series solutions in AWS. Ryan has operated multiple large Kubernetes clusters across regions and has repeatedly driven performance and reliability improvements for security platforms at Secureworks. He mentors by example, favors well-tested, long-lived code, and contributes to open-source projects like the Haiku OS where he improved UI and screen-saver behavior. Off-hours he cultivates Florida native plant habitat, a detail that reflects his patience and systems-thinking applied both to gardens and distributed systems.
20 years of coding experience
Github Skills (7)
c-language10
cprogramming-language10
haiku10
operating-system10
human-interface9
graphical-user-interface9
user-interface9
Programming languages (12)
Github contributions (5)
haiku/haiku
Apr 2006 - Feb 2020
The Haiku operating system. (Pull requests will be ignored; patches may be sent to https://review.haiku-os.org).
Role in this project:
Back-end Developer
Back-end DeveloperContributions:324 commits in 13 years 11 months
Contributions summary:Ryan primarily contributed to the Haiku operating system, focusing on enhancements to the screen saver functionality and user interface elements. Their work included fixing bugs, enabling features by default, implementing keyboard shortcuts, and addressing window behavior. The contributions span across code related to the screen saver, including the input server filters and the screen blanker, and UI components like the terminal.
operating-systembeoshaiku
leavengood/donation_tracker
Sep 2014 - Aug 2022
This is a tool to help track donations made to Haiku, Inc, the non-profit behind the Haiku project.
Contributions:39 commits, 2 PRs, 12 pushes in 8 years
user-interfaceweb-apphaikunon-profitprofit
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