This is my public resume Email when you want detail information.

Work Experience

Software Engineer at EJN

August 2023 - Current / South Korea, Seoul

| About EJN Co., Ltd.

• A company that primarily develops services like Twip and Tgd (Link).
• Creating various products to provide value to creators and viewers.

| Responsibilities

• Maintenance and development of Tgd backend.
• Maintenance and development of Twip backend, including new features.
• Developing API servers based on NestJS and TypeScript.

——

Software Engineer at TESSA

December 2020 - July 2023 / South Korea, Seoul

| About Tessa Co., Ltd.

A service that sells fractional ownership of art pieces, allowing people to buy art from small amounts (Link).

| Responsibilities

• Development of API servers using NodeJS.
• Backend office development to support operations.
• Design and development to handle sudden spikes in traffic.
• Conversion of code written in CommonJS to TypeScript.
• Transition from a monolithic MVP service to a Microservices (MSA) architecture.
• Building and operating company-wide Business Intelligence using an open-source data visualization tool (Redash).

——

Software Engineer at Dtonic

February 2019 - December 2020 / South Korea, Gyeonggi-do AnYang-Si

| About Dtonic Co., Ltd.

A development and solution provider specializing in spatiotemporal big data (Link).

| Responsibilities

• Development of REST APIs based on Spring.
• Specializing in spatiotemporal big data development and solution creation.
• Construction of on-premises big data systems based on HDP.
• Building data ETL pipelines based on Spark/Yarn.

Contact

📧 [email protected]

☎ (+82) 10.2786.4575

📍 South Korea, Seoul

Skils

NodeJS(Typescript, NestJS, Express, Sequelize)

SQL(PostgreSQL, MySQL)

AWS

Git

Resume Language

(🇺🇸 EN / 🇰🇷 KR)