Hideyuki Kikuma
Software Engineer at Mercari, Inc.
Kawasaki, Japan
Summary
🤩
Rockstar🎓
Top SchoolHideyuki Kikuma is a seasoned software engineer with 14 years of experience specializing in Android development, Java, Oracle/SQL and web technologies. He has driven mobile and platform work across major Japanese products—contributing to mixi’s official apps, the minimo Android app, and game SDKs for XFLAG—while currently applying his skills at Mercari. Practically minded, he implements end-to-end Android features from UI and serialization to networking, as shown in his contributions to an Android training repository. Early career system-architecture work on high-traffic recruitment and coupon sites gives him strong backend and operational insight that complements his mobile focus. Based in Kawasaki, Japan, he blends hands-on coding with platform-level API and SDK development, making him effective at shipping robust client-server integrations.
14 years of coding experience
14 years of employment as a software developer
bachelor, electronics, bachelor, electronics at 東京工科大学
Japanese
Github Skills (12)
javas10
mobile-development10
android10
native-android10
android-development10
java10
serialization9
data-serialization9
json9
networking8
ui-design8
sharedpreferences7
Programming languages (4)
Github contributions (5)
mixi-inc/AndroidTraining
May 2013 - Oct 2018
Training course repository for android app development
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:287 commits, 103 PRs, 52 pushes in 5 years 5 months
Contributions summary:Hideyuki implemented Android UI elements and functionality related to serialization and storage. They added Java code for creating a network client to generate JSON data and mapped data to User class. Also, they created main and detail activities and set up their layouts. The user's focus was on developing basic Android app functionality, including layouts, networking and UI components.
androidtrainingandroid-appkotlinandroid-app-development
mixi-inc/AndroidTraining-TODO-App
Mar 2015 - Jun 2015
Contributions:67 commits, 14 PRs, 5 pushes in 3 months
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