Koya Tamura
Growth Marketer at Tradecraft
San Francisco Bay Area United States
Summary
👤
Senior🎓
Top SchoolKoya Tamura is a growth marketer and seasoned software engineer with 14 years of experience who blends hands-on development, team building, and startup leadership. As co-founder and engineering lead at GameWith, he helped scale a high-traffic gaming site to hundreds of millions of monthly pageviews using PHP, DDD, and AWS while recruiting and managing a compact mobile app team. He’s delivered mobile and web products across Mixi and GameWith, authored iOS training materials (open-sourced on GitHub) and an iOS book, and continues sharpening growth and product skills at Tradecraft in the Bay Area. Comfortable across full-stack web, mobile (Swift), and cloud infrastructures (AWS/GCP/Firebase), he has a knack for turning platform-level architecture into product growth. An educator at heart, he’s known for running internal training programs that amplify engineering talent beyond his immediate teams.
14 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Master's degree, Culture and Information Science, Bachelor's degree, Master's degree, Culture and Information Science at 同志社大学
Github Skills (9)
mobile-application10
objective-c10
ios10
mobile-development10
app-dev10
implement10
navigation-drawer9
navigationview9
navigationbar9
Programming languages (3)
Github contributions (5)
mixi-inc/iOSTraining
Apr 2013 - May 2013
Training course repository for iOS app development
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:112 commits in 1 month
Contributions summary:Koya primarily focused on developing the iOS application, as evidenced by code modifications within the `MixiSampleViewController.m` and other project-specific files. Their contributions include adding images and integrating modal view controllers and navigation, enhancing the user interface and user flow of the training application. They also made changes related to memory management and various UI element integration, providing examples for iOS app development training.
backportios13ios-apptrainingswift
tamotamago/zenn-contents
Sep 2021 - Sep 2021
Contributions:5 pushes, 1 branch in 2 days
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