Contact

• Email: [email protected]
• LinkedIn: https://www.linkedin.com/in/sung-ju-yea-84b99920a
• Github: https://github.com/UponTheSky
• Dev Community: https://dev.to/uponthesky

Experience

Software Engineer

Picky, Seoul, South Korea – (Jan 2024 - Present)

• Implementing Backend API using Java, with assisting Frontend tasks using Next.js
• Helping non-development sectors(Operations, Sales) to automate workflows
  • Operation: adding and updating tools(Apps Script, Python, AWS Lambda, PostgreSQL, Apache Superset)
  • Sales: researching on introducing LLM(OpenAI)

Software Engineer(Contract)

Picky, Seoul, South Korea – (Dec 2022 - Aug 2023)

• Implemented image compression logic to enhance frontend image loading speed, utilizing the Python Pillow library and AWS Lambda.
• Developed a scalable logic for refreshing third-party tokens using FastAPI, SQLAlchemy (PostgreSQL), AWS Lambda, and AWS SQS.
• Led the design and development of an automation pipeline for the operations team, resulting in over 80% of operational tasks being automated. Built the backend on AWS Lambda using Python and SQL, and established integration with Google Spreadsheet using Google Apps Script. Tailored the pre-existing CI/CD yaml script for Github Actions to fulfill the need of the project.

Machine Learning Research Engineer

Shepherd23, Seoul, South Korea – (Dec 2021 - Jun 2022)

• Developed backend APIs for recommendation algorithms using Flask, Numpy, and Google Cloud Run, with a specific focus on the Bandit Algorithm.