m@taiki.dev
Taiki is a software engineer focused on platform engineering, developer productivity, and service mesh. He builds and operates the Kubernetes platforms that product teams develop and run on.
Platform Engineering team. Builds and operates the Kubernetes platform that product teams develop and run on — routing infrastructure, developer productivity, and system reliability.
Platform team. Drove technical direction for developer productivity tools and security / compliance infrastructure across the GitHub organization — monorepo CI/CD, organization-wide GitHub Actions workflows, and secret scanning tooling. Spoke at Platform Engineering Kaigi 2024 on platform for security and compliance.
Discretionary short-term trading on Tokyo Stock Exchange small-caps, plus Nikkei 225 futures, crypto, and commodities — combining intraday execution with a longer-term macro view.
Consulting on service mesh and Kubernetes networking — research, design, and review.
Envoy data-plane work, mostly on the GetEnvoy project — Bazel build pipeline for distributing Envoy binaries and packages, plus AWS App Mesh integration.
Developer Productivity team. Built and operated the application platform for Cookpad's migration from its Rails monolith — at the time the world's largest, with 200+ engineers and 90M monthly active users — to microservices, covering service-to-service communication, authentication and authorization, core libraries, and CI/CD.
Flagship work: built and operated an in-house service mesh on Envoy, plus the authentication and authorization service with custom DB sharding for high scalability.
Mobile online game on an in-house game engine — front-end and back-end (over 1 million users). Built and improved the development / release workflow and CI/CD tool chain.
Online game back-end development. Built tool chains supporting game development.