A summary of my professional experience across the SNS, banking, and fintech industries.
Smartiful Inc. (Aug 2023 – Current)
Video streaming app development & SNS (Wasai) · Tokyo, Japan · Team Leader
- Built a video streaming recommendation service architecture using AWS Personalize, MySQL, and Athena
- Improved recommendation algorithms by integrating NLP and image analysis with AWS Comprehend and Rekognition
- Grew Daily Active Users (DAU) from ~200 to 2,000 through targeted app improvements
Stack: Python · Java · TypeScript · Spring Boot · React · AWS · Firebase
Team: 15 members
HSBC Software Development (Guangdong) Ltd. (May 2021 – Sep 2022)
Data Warehouse Development & Operation · Market Treasury Team · Member
- Migrated a legacy ActivePivot system to a PostgreSQL-based data warehouse
- Led requirements coordination with end users through design and development
- Managed server maintenance and DB architecture
- Released 2 months ahead of schedule
Stack: Python · Django · PostgreSQL · Linux
Team: 5 members
Chaosource Network Technology Co., Ltd. (Nov 2016 – Apr 2021)
E-Wallet System Development & Operation · Cambodia · Member
- Designed and implemented the task management and operation platform end-to-end
- Handled database architecture and management with Java (Oracle)
- Set up infrastructure and deployment environments
- Reached 100,000 users and 3,000 partner stores within 10 months of launch
Stack: Java · Spring Boot · Linux
Team: 23 members