Mayo Takanashi is a Senior Software Engineer based in Tokyo with eight years of hands-on experience building cloud-native infrastructure, API gateways, and database systems. A Kubernetes and CNCF Security TAG member, he contributes actively to open source—most notably to Kong’s gateway and IceFireDB, where he added core tests and CI automation for a web3-focused database. He blends backend engineering and DevOps practices, having implemented edge gateways, zero-trust patterns, secrets management, and PaaS components in production. Mayo’s recent roles include core gateway work at Kong and infrastructure engineering at Mercari and Woven by Toyota, reflecting a steady focus on scalable, secure platforms. He’s also a translator and community author, bringing technical writing and cross-cultural communication to cloud-native projects. Outside code, his GitHub bio hints at a reflective, creative side—“Life is Strange”—that surfaces in pragmatic but thoughtful engineering.
8 years of coding experience
4 years of employment as a software developer
International Business/Trade/Commerce, International Business/Trade/Commerce at Southeast University Chengxian College
Contributions:359 reviews, 162 commits, 192 PRs in 2 years 3 months
Contributions summary:Mayo primarily focused on bug fixes and enhancements within the Kong API gateway. They addressed issues related to configuration parsing in Nginx, config loading errors, and updating copyright years. They implemented and improved features related to upstream health checks, including header configurations. Moreover, the user removed deprecated configuration fields and removed the proxy schema field from the AWS lambda plugin.
@IceFireLabs -> IceFireDB is a database built for web3.0 It strives to fill the gap between web2 and web3.0 with a friendly database experience, making web3 application data storage more convenient, and making it easier for web2 applications to achieve decentralization and data immutability.
Role in this project:
Back-end Developer & Database Engineer
Contributions:27 commits, 2 PRs, 2 comments in 1 month
Contributions summary:Mayo's contributions center around adding tests for various commands related to string, hash, and list functionalities within the database. They implemented tests for key-value operations, including `Set`, `Get`, `MSet`, and increment/decrement operations. Furthermore, the user added tests for commands associated with hash and list data structures. The user also introduced GitHub Actions to automate tests.
fillweb2web3data-storageicefiredb
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Mayo Takanashi - Senior Software Engineer at Woven by Toyota