Yuki Mukasa
Engineer at 株式会社フラーレン
Tokyo, Japan
Summary
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RockstarYuki Mukasa is an experienced engineer based in Tokyo with 11 years building back-end systems using Go, Python, and PHP. After five years at Mercari, they now work at 株式会社フラーレン, bringing production-grade engineering practices to consumer-scale services. Their open-source contributions include maintenance and bug fixes on Hyperledger Iroha, where they tackled subtle numerical errors and helped reshape code structure by renaming DAO to Model, demonstrating attention to correctness and code hygiene in decentralized ledger software. Comfortable across languages and codebases, Yuki combines practical maintenance work with feature development to keep critical systems reliable. Colleagues would note a pragmatic engineer who prefers shipping robust fixes and clean architecture over flashy prototypes.
11 years of coding experience
6 years of employment as a software developer
Github Skills (8)
distributed-ledger10
c-language10
cprogramming-language10
blockchain10
distributed-ledger-technology10
code-review9
debug9
debugging9
Programming languages (6)
Github contributions (5)
hyperledger-iroha/iroha-dco
Jun 2017 - Jul 2017
Iroha - A simple, decentralized ledger
Role in this project:
Back-end Developer
Back-end DeveloperContributions:14 commits, 4 PRs, 8 pushes in 18 days
Contributions summary:Yuki primarily focused on fixing errors and applying review suggestions within the `iroha-dco` repository, a decentralized ledger project. Their contributions involved correcting ambiguous errors related to `fabs(double)` in the `peer_service` module and applying review comments. Furthermore, the user worked on renaming "DAO" to "Model" across the codebase. These changes indicate involvement in core back-end functionalities and code maintenance within the Iroha project.
ssidltconsensusp2piroha
a-r-g-v/dotfiles
Jan 2015 - Jul 2019
Contributions:17 pushes, 1 comment, 2 issues in 4 years 6 months
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