Yota Hamada
Software Engineer at Descarty
Tokyo, Japan
Summary
🤩
Rockstar🎓
Top SchoolYota Hamada is a Tokyo-based software engineer with over a decade of hands-on experience building backend systems, CI/CD pipelines, and rapid production features across finance, gaming, and enterprise domains. Currently contributing to AI workflow and developer tooling—authoring the open-source Dagu workflow engine—and working on Ethereum developer platforms, he blends practical system design with open collaboration. His background ranges from low-latency game backends and ETL libraries to leading fast internal product delivery using serverless and CLI-driven tooling. Known for improving test infrastructure and code structure in open-source projects, he brings a pragmatic focus on reliability and developer experience. Unusually for an engineer, his formal education is in law, which complements his technical career with strong analytical and process-oriented thinking.
11 years of coding experience
15 years of employment as a software developer
Bachelor's Degree, Laws, Bachelor's Degree, Laws at Meiji University
Chinese, Japanese
Github Skills (6)
go10
testing10
continuous-integration9
unit-testing9
automations7
automation7
Programming languages (6)
Github contributions (5)
dagu-org/dagu
Apr 2022 - Jan 2023
A compact, portable, and language-agnostic workflow engine. It aims to solve greater problems.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:142 releases, 84 reviews, 943 commits in 8 months
Contributions summary:Yota primarily worked on improving the testing infrastructure and the structure of the project. They fixed test-related issues by modifying configuration files and test code across multiple files. Additionally, they refactored various parts of the code, which included fixing Go package path issues and improving the overall code quality.
directed-acyclic-graphgolangsolveweb-uiproblems
go-dew/dew
May 2024 - Oct 2024
Contributions:9 releases, 18 PRs, 124 pushes in 4 months
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