Dai Okabayashi
Software Engineer at Merpay, Inc
Japan
Summary
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SeniorDai Okabayashi is a seasoned software engineer with 16 years of experience building products across Japan and the US, currently working at Merpay after a long tenure at Mercari. He has deep product-engineering experience from Mercari US and Mercari, plus earlier platform work at DeNA, giving him a strong background in consumer-facing payments and marketplace systems. Based in Palo Alto but rooted in Japan, he blends international engineering practices with local market insight. Colleagues rely on him for pragmatic, scalable solutions and steady delivery across distributed teams. Though not a prolific GitHub public contributor, his career track record reflects sustained impact on large-scale consumer services.
16 years of coding experience
10 years of employment as a software developer
Github Skills (106)
plack10
javascript10
clock10
recursive10
bootstrap10
css10
sass10
responsive10
chord-diagram9
html9
perl9
dump9
amazon-product-advertising-api9
pa-api9
viewer9
Programming languages (5)
Github contributions (5)
bayashi/WebService-BitFlyer
Jan 2018 - Jan 2023
bitFlyer Perl libraries https://bitflyer.jp/
Contributions:3 PRs, 5 pushes, 3 branches in 5 years
bitflyerperl
bayashi/Music-Chord-Note
Oct 2010 - Dec 2020
get Chord Tone List from Chord Name
Contributions:19 commits, 25 PRs, 19 pushes in 10 years 3 months
chord-diagramtonechordaudiopiano
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