Katsuya Tamai
Skills
Timeline
Professional experience for Katsuya Tamai
- Current 1 year and 5 months, since Sep 2024
Mobile Developer
Freelancer
- 1 year and 7 months, Feb 2023 - Aug 2024
Mobile Application Developer
NET DREAMERS Co., Ltd
- Project 1: Replacement an app with over 1 million monthly users. - Develop main hybrid page (WebView + Native). - Implemented AdMob advertising throughout the app. - internal release of a large app (Later released in September with 1 million monthly users.) - Project 2: Replacement other mobile app - Developed key pages such as login functions and race information. - Led development from initial requirements gathering to mid-stage completion.
- 2 years and 4 months, Oct 2020 - Jan 2023
Mobile App Development Engineer, Windows OS management
Sola K.K.
Mobile App Development Engineer, Windows OS management - Project 1: Windows OS management for a major supermarket client (Jun 2021 - Jan 2023) Responsibilities: - Created and managed batches, identified bugs and verified updates to increase problem resolution rate from 10% to 90%. - Project 2: Banking app operational support (Oct 2020 - May 2021) Responsibilities: - Implementation of camera functionality and blurring of cash cards in banking apps.
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