With 11 YOE in software engineering, I've delivered high-performance systems across various sectors. I notably enhanced WealthNavi, a major financial consumer-facing app in Japan, which boosted sales by 30% and led to a successful IPO.

Experience

2024 — NowMetaSoftware Engineer

2024 — Now

Burlingame, California, United States

Wearables (ex-AR) Lab Infra Team at Reality Labs; Responsible for Automation Test Device Farm for Displayless AI Glasses with Python / Android / AOSP; Manged to scale the device farm to 600% for next-gen Displayless AI Glasses, with scaling in mind, platforimizing the device farm system with existing Displayless AI Glasses.

2023 — 2023Carnegie Mellon University School of Computer ScienceTeaching Assistant - Distributed Systems (15-440) - Fall '23

2023 — 2023

Pittsburgh, Pennsylvania, United States

Conducted Recitation, Office Hours for 300 students teaching concurrent programming in Go, designed HW, midterm questions

2018 — 2022WealthNavi Inc.Senior Software Engineer

2018 — 2022

Tokyo, Japan

Led a team to optimize a consumer-facing financial product (WealthNavi), transitioning successfully from startup to IPO. Spearheaded significant technical transformations, including introducing predictive and recommendation engines and migrating from monolithic to microservices architecture—enhanced infrastructure by migrating databases to AWS Aurora, optimizing front-end performance, and refining deployment pipelines.