Justin (Juhwan) Lee
IT student building data pipelines, APIs, and dashboards in Australia.
About Me
Trilingual IT student with hands-on experience in data analysis, project management, and process optimization. Skilled in Python, SQL, and cloud platforms, with practical experience leading annotation and automation projects.
Passionate about supporting AI data ecosystems and social content platforms through accurate data modeling and efficient project delivery. Currently contributing to community projects through the City of Sydney's ISLA Program.
Location
Sydney, Australia
ausjustin12@gmail.com
Languages
English, Korean, Chinese
Availability
Open to opportunities
Education
Bachelor of Information Technology (Professional)
Victoria University • Sydney Campus
Diploma of Information Technology
Victoria University • Sydney Campus
Bachelor of Flight Vehicle Design and Engineering
Harbin Institute of Technology • Harbin, Heilongjiang China
Experience
International student leadership and ambassador
City of Sydney
- •As an Ambassador in the City of Sydney's ISLA Program , I am currently planning and executing a community project to support international students. Through this role, I am contributing 60 hours of volunteer service while actively strengthening my skills in project management , leadership , and cross-cultural team collaboration.
Marketing & Sales Assistant | Digital Dental Solutions
ausbiz Consulting
- •Contributing to the digital transformation of the dental industry by supporting key technology workflows, including 3D scanning, CAD/CAM, and specialized software
- •Responsible for managing sales data and customer records, and optimizing daily administrative processes to improve operational efficiency
- •Providing client support and technical troubleshooting for a range of digital dental software solutions
- •Sharing product expertise and providing technical assistance at industry seminars, exhibitions, and training events
AI Business Analyst
CM Medical
- •Defined business requirements through stakeholder engagement
- •Designed PoC and iterative prototypes with v0.app & LLM tools
- •Applied data validation, KPI tracking, and ROI analysis
- •Delivered reports and demos bridging technical and business teams
Team Supervisor
YH Interior
- •Supervised construction site operations, achieving 15% increase in project completion rates
- •Fostered collaboration by negotiating with site engineers and supervisors
- •Provided guidance to installers ensuring high-quality work and safety standards
- •Managed tech-enabled admin work including Xero invoicing and data dashboards
Cancer Data Analyst
ausbiz Consulting
- •Evaluate data analysis technologies including PostgreSQL, Google Colab, and Generative AI
- •Provide data-driven recommendations for improving healthcare strategies
- •Enhance data exploration, visualization, and interpretation skills to communicate findings effectively
- •Extract valuable insights through in-depth analysis of cancer datasets
Skills & Technologies
Data & Backend
Data Tools
Streaming (Basics)
Infrastructure & DevOps
Frontend
Featured Projects
UrSaviour
Grocery Deals Tracker
Full-stack application to track weekly supermarket discounts with watchlist and alert features. Architected serverless ETL pipeline on AWS using Lambda, S3, and RDS to process unstructured PDF data.
Cancer Data ETL
Healthcare Data Analysis
Analyzed 1.7M cancer records with Python and SQL, identifying tumor patterns and survival rates. Built ETL pipeline to normalize public cancer datasets into PostgreSQL with schema constraints.
SiteSync Solutions
SMB Web Platform
Full-stack web platform for small and medium businesses offering drone services and BIM solutions. Modern, responsive design with focus on performance and user experience.
Cloud Data Warehouse
AWS Redshift Implementation
Built scalable data warehouse on Amazon Redshift for music streaming startup. Developed Python ETL pipeline using Infrastructure as Code for data integrity and improved query performance with star schema.
Data Modeling with Cassandra
NoSQL Database Design
Designed and built Python-based ETL pipeline to process user activity data from CSV files. Created query-optimized Apache Cassandra database for music streaming analytics.
Get In Touch
I'm always open to discussing new opportunities, collaborations, or just having a chat about data engineering and technology.