Jonathan Keslin is a Senior Principal Engineer with 16+ years in software and nearly half that time leading teams to deliver scalable web and cloud experiences. He blends hands-on engineering—across front-end React/JS, middle-tier APIs, back-end systems and cloud infrastructure—with senior leadership responsibilities like setting technical vision, roadmaps, and cross-team alignment. Known for staying "in the code," he drives architecture reviews, builds developer tools, and fosters internal open-source practices to help diverse teams learn and experiment. A longtime web enthusiast, he’s contributed meaningful back-end work to open-source projects such as python-ring-doorbell by adding device support and tests. Based on the Seattle eastside, he’s open to remote or hybrid engineering leadership roles where technical depth and culture-building matter.
9 years of coding experience
19 years of employment as a software developer
Master of Science (MS), Computer Science and Engineering, Master of Science (MS), Computer Science and Engineering at University of Washington
Python Ring Door Bell is a library written in Python 3 that exposes the Ring.com devices as Python objects.
Role in this project:
Back-end Developer
Contributions:2 releases, 2 reviews, 19 commits in 1 month
Contributions summary:Jonathan significantly expanded the functionality of the Python Ring Doorbell library by adding support for Ring Lighting Transformer devices (beams) and light groups. This involved implementing new classes, methods, and attributes to interact with these devices, including light control features. Furthermore, the user updated the testing suite to include the new device types and capabilities, and enhanced the documentation. The user also ran Black to fix lint issues.
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Jonathan Keslin - Senior Principal Engineer at Atlassian