Ki Joon Lee Resume

EXPERIENCE

Jastintech

APR 2024 — DEC 2025

Programmer Analyst Associate

Ellicott City, MD

Developed automation programs in Python that interface with printer software, reducing processing time and minimizing human errors.
Combined Python and Visual Basic to develop an automated invoice organizing program, reducing manual labor hours.

Beauty4U

JUN 2021 — MAR 2023

Database Developer

Temple Hills, MD

Designed and developed a point-of-sale system using WinForms / C# / SQL Server, supporting daily operations for over 20 retail stores.
Developed stored procedures and SQL Server Agent jobs to automate data synchronization between the centralized database and various store databases.
Implemented complex T-SQL workflows using cursors, triggers, and stored procedures to convert raw sales, inventory, and customer data into report-ready information.
Migrated operational databases from a local SQL Server to AWS RDS to improve availability and reduce downtime, coordinating schema changes and data movement with minimal service disruption.

Retail SQL Portfolio

JUN. 2026

SQL portfolio showcasing synthetic multi-store retail data, database schema design, and complex T-SQL queries for reporting.

Home Cafe Order System

JUL. 2026

Built a full-stack web app using React, Vite, and Supabase, covering both frontend UI development and backend data modeling for real-world ordering workflows.

University of Maryland

SEP 2026 — Present

Bachelor of Computer Science

College Park, MD

US Army Reserve

DEC 2025 — Present

Automated Logistics Specialist

Suffolk, VA

Northern Virginia Community College

SEP 2021 — MAY 2024

Associate of Science, Computer Science

Annandale, VA

Code/Scripts : C#, JavaScript, HTML, CSS, Java, Python, Ansible, JSX, React, Microsoft SQL Server, SQL

Tools : SQL Server Management Studio (SSMS), VS Code, Git, WinForms, AWS, Supabase, Firebase