I have three years of experience as a backend engineer with expertise in Node.js, Java, and SQL. I am passionate about optimizing backend applications and developing scalable, flexible systems. I have successfully led projects to enhance performance and streamline batch processing.
| Category | Technologies |
|---|---|
| Backend |  ,  , |
| Database |  , , |
| Infra |  ,  ,  ,  ,  |
Xingxing
Seoul, South Korea | Aug 2022 โ Aug 2024
- Developed backend using Node.js and Fastify
- Optimized MongoDB performance
- Managed AWS ECS and EC2 infrastructure
Sellerline
Seoul, South Korea | Apr 2022 โ Jul 2022
- Developed backend using Spring Boot
- Implemented financial data integrity checks
- Managed AWS EC2 infrastructure