ASHLEYTZELE Logo ASHLEYTZELE
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Hello, I'm
ASHLEY SUM

Creative engineering meets thoughtful design. I build scalable systems, beautiful interfaces, and everything in between.

About Me.

I'm a full-stack engineer passionate about creating elegant solutions to complex problems. With expertise spanning frontend, backend, and DevOps, I design systems that are not just functional, but exceptional.

Whether it's architecting scalable infrastructure or crafting intuitive interfaces, I bring architectural rigor to every project.

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Ashley Sum - About

Projects.

SplitWise Swimming Analytics Dashboard
Data Analytics Web App Full-Stack

SplitWise

Swimming analytics tool to analyze 50m swim performance using advanced data visualization and performance metrics.

PYTHON HTML FLASK TAILWIND CSS JavaScript
NBA Player Guessing Game Interface
Game Dev Interactive Hackathon

NBA Player Guessing Game

Interactive guessing game featuring progressive image blur mechanics. Built during SFHacks 2025 with responsive gameplay and engaging mechanics.

PYTHON FLASK MONGODB

Experience & Education

A chronological record of professional growth, academic excellence, and leadership across diverse technical and operational domains.

Professional Roles

Current Role

Student Lead (Aquatics)

San Francisco State University Campus Recreation

Apr. 2026 — Present
  • check_circle Supervised and trained lifeguard staff to ensure compliance with safety protocols.
  • check_circle Coordinated staff scheduling and operations to improve workflow efficiency.
Technical Practice

IT Support

Zengo Corporation Sdn Bhd

Jun. 2024 — Sep. 2024
  • check_circle Provided technical support and troubleshooting for users and systems.
  • check_circle Developed a custom inventory tracking program, automating calculations and reducing manual work by 50%.
Certification & Safety

Lifeguard

San Francisco State University Campus Recreation

Aug. 2025 — Mar. 2026

Learned and maintained proficiency in first responder skills such as First Aid and CPR. Responded to emergency situations in a timely and efficient manner.

medical_services pool

Skills.

A focused stack for building full-stack applications and data-driven tools.

Languages

Python Java C++

Frontend

HTML CSS Tailwind CSS Bootstrap

Backend

Flask

Database

MongoDB

Tools

Git GitHub VS Code

Let's Have a Coffee Chat.

Whether you're interested in technology, coding, or just talking about sports — from swimming and basketball to baseball and Formula 1 — I'm always open to connect and have a conversation.

Feel free to reach out — I usually respond within a day.