Yuichi Hasegawa

長谷川裕一 · @xyuichiz

Cloud Infrastructure / DevOps / Vimmer

Cloud infrastructure engineer building and operating AWS infrastructure with Terraform at ExaWizards Inc. I've accumulated experience as a DevOps and frontend engineer since my student days.

Career

ExaWizards Inc. Full-time

Cloud Infrastructure

Building and operating AWS cloud infrastructure with Terraform.

Apr 2025 – Present

Education

Tokyo University of Science

Faculty of Science, Dept. of Applied Mathematics

Bachelor of Science

Matsuzaki Laboratory

卒業研究: Re-ranking of Code Generation Results Using Attention

Apr 2021 – Mar 2025

Achievements

The 2024 ICPC Asia Yokohama Regional Contest

32nd place

2024

ICPC 2024 Asia Yokohama Domestic Qualifier

29th place

2024

Talks

[B5] How Our ML-Heavy Organization Changed After Achieving AWS Advanced Tier — Organizational Transformation Through 'Ideal Training' and 'Operational Reality'

JAWS DAYS 2026

2026-03-07

At the end of 2024, ExaWizards achieved AWS Advanced Tier Partner status. This session explores how an ML-engineer-dominated organization built a cloud culture — balancing aspirational learning initiatives (AWS Jr. Champion selections, multiple certifications) with practical platform strategies and real-world challenges like implementing Amazon Bedrock.

Read the recap →