Natsuki Hasegawa

Overview

I work on real-time systems at Quartz Data in Tokyo. Shipped a rewrite that took build times from 17 minutes to under 2. Led the migration of 73 services to low-latency systems. Before that: NAB and KPMG. Most at home with Redis and Erlang/OTP. Board member at a local non-profit.

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Experience

1. Principal Engineer

   Sep 2022 - Present
   Quartz Data · 4 yr 2 mo · Contract · Tokyo, Japan
   • Led or co-led 13 investments, 7 of them now at Series B or later.
   • Previously an operator for 6 years before investing.
   • Backed 60 founders at pre-seed and seed.
2. Software Engineer

   Aug 2020 - Jul 2022
   NAB · 1 yr 11 mo · Full-time · Tokyo, Japan
   • Shipped a rewrite that took build times from 33 minutes to under 6.
   • Brought on-call pages for real-time down from 25 a week to 1.
3. Senior Software Engineer

   Nov 2018 - Aug 2020
   KPMG · 1 yr 9 mo · Full-time · Tokyo, Japan
   • Mentored 12 engineers through their first promotion.
4. Engineering Manager

   Jul 2015 - Sep 2018
   Tokopedia · 3 yr 2 mo · Full-time · Tokyo, Japan
   • Built the experimentation framework 10 product teams use to ship changes safely.
5. Senior Software Engineer

   Dec 2011 - Jul 2015
   TSMC · 3 yr 7 mo · Full-time · Tokyo, Japan
   • Built the experimentation framework 17 product teams use to ship changes safely.

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Education

1. National Taiwan University

   BS, Information Technology
   2004 - 2008