Jon Freer

Principal Software Engineer at Shipt

San Clemente, California, United States
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Summary

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Senior
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Top School
Jon Freer is a Principal Software Engineer with eight years of experience building scalable, REST-first platforms and complex domain models across logistics and transportation. He has repeatedly led architecture and implementation efforts at companies like Uber Freight and Isometric Technologies, owning foundational systems such as compliance engines, multi-stop shipments, and high-throughput public APIs that handle up to a million requests weekly. Known for translating hard domain problems into robust, auditable solutions, he also drives engineering processes—mentoring peers, shaping interview programs, and improving CI, observability, and data ingestion pipelines. Based in San Clemente, California, Jon combines deep practical expertise in RESTful API design with a penchant for modeling and system design, and has a track record of reducing operational risk and scaling platforms to support new business modalities. An understated detail: despite a self-deprecating GitHub bio, his work has repeatedly enabled major business and cost-saving outcomes in large-scale freight systems.
code8 years of coding experience
job10 years of employment as a software developer
bookBachelor's Degree Computer Science, Bachelor's Degree Computer Science at Miami University
languagesEnglish
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Github Skills (68)

transit10
openstreetmap10
overpass-api10
switcher10
names10
flags10
javascript9
cartography9
generative-art9
wikidata9
mapbox-gl9
tiles9
maplibre-gl9
mapbox-gl-js9
shapely9

Programming languages (8)

TypeScriptC#VueJavaScriptGoHTMLJupyter NotebookPython

Github contributions (5)

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JonFreer/WMCycleData

Jun 2023 - Dec 2024

Contributions:46 PRs, 92 pushes, 1 branch in 1 year 6 months
JonFreer/BetterStreets

Nov 2022 - May 2024

Contributions:3 PRs, 11 pushes, 1 branch in 1 year 6 months
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Jon Freer - Principal Software Engineer at Shipt