Zachary Marion
Staff Software Engineer at Coinbase
San Francisco, California, United States
Summary
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RockstarZachary Marion is a Staff Software Engineer based in San Francisco with 11 years of experience, currently focused on performance engineering at Coinbase. He brings deep front-end expertise, particularly in React Native performance optimization, and a practical obsession with making mobile apps feel fast and reliable. Known for bridging product needs and implementation details, he thrives on diagnosing subtle runtime issues and delivering measurable UX improvements. Colleagues rely on him for mentoring and architectural trade-offs that balance velocity with maintainability. Though primarily centered on mobile performance, he pairs that specialty with a systems-minded approach to scale and instrumentation.
11 years of coding experience
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (152)
python10
gpu10
rest10
reactive-programming10
normalizr10
webgl10
flamegraph10
fetch10
viewer10
machine-learning10
reactnativemodules10
state-management10
react10
async9
javascript9
Programming languages (11)
Github contributions (5)
davegay11/Trump-Tweets
Mar 2017 - May 2017
Data Mining for Humanities Final Group Project
Contributions:45 commits, 20 PRs, 48 pushes in 1 month
data-mining
flamedeck-org/flamedeck
May 2025 - Jul 2025
Monorepo for FlameDeck
Contributions:124 pushes, 2 branches, 18 tags in 2 months
monorepoflamegraphperformancetraces
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