Computer Science @ University of Rochester · Software Engineer · Builder

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I'm a Computer Science student at the University of Rochester interested in software engineering, backend systems, full-stack development, and product engineering.

• 💻 Previously a Software Engineering Intern at Experts Tribe
• 🚀 Founder of Flozable — grew the original platform to ~300 users and relaunched it in 2026 with a new product direction
• 🖥️ Built WaveNotch, a native macOS utility using Swift and SwiftUI
• 📱 Experience building web, mobile, and backend applications
• ✍️ Published 47 programming tutorials reaching 27K+ views; now writing in English at leejason.dev/blog
• 🌱 Currently exploring data mining, distributed systems, and scalable backend engineering
• 📍 Rochester, NY

Productivity platform I founded and have developed across two major iterations.

Next.js Supabase · previously Node.js Express Redis SQL AWS

• Built and grew the original platform to ~300 users
• Developed backend APIs, caching, authentication, subscriptions, and cross-platform data synchronization
• Relaunched Flozable in 2026 with a new product direction using Next.js and Supabase to simplify infrastructure and reduce operating costs
• View the original v1 backend →

Native macOS utility that turns the MacBook notch into an interactive dashboard.

Swift SwiftUI macOS

• Built media controls with Spotify and Apple Music support, lyrics, and queue management
• Added system integrations including global shortcuts and launch-at-login
• Built a customizable widget/plugin system for extending the notch experience
• Website →

iOS app designed to help users monitor and reduce screen time.

Swift SwiftUI Supabase

• Built mobile user flows for tracking digital habits
• Integrated synchronized user data with Supabase

E-commerce platform for selling digital games.

PHP MySQL JavaScript HTML/CSS

• Implemented authentication, product management, and purchasing
• Co-developed and sold a game through the platform

Software Engineering Intern, Mobile — Experts Tribe Inc.
Sep 2025 – Nov 2025

• Built cross-platform mobile features with React Native and Expo
• Developed reusable UI components and navigation flows
• Optimized state management and rendering for responsive interactions
• Collaborated through Git-based code reviews and Agile workflows

Full-Stack Programmer — SVKS
Jan 2025 – Apr 2025

• Built a resource-sharing platform with Next.js and Prisma
• Developed responsive interfaces and data-driven workflows

Languages
TypeScript · JavaScript · Python · Java · Swift · SQL

Frontend / Mobile
React · Next.js · React Native · Expo · SwiftUI · Tailwind CSS

Backend / Data
Node.js · Express · Redis · MariaDB/MySQL · Prisma · Supabase · REST APIs · WebSockets

Tools / Cloud
Git · GitHub · AWS · Stripe

• 🔨 Building and improving WaveNotch
• 📚 Studying Computer Science at the University of Rochester
• 🔍 Looking for Summer 2027 Software Engineering internships

I started writing programming tutorials in Korean while learning software development, publishing 47 articles that reached more than 27,000 cumulative views and 21,000 visitors.

I'm now continuing my technical writing in English at leejason.dev/blog.

Topics have included web development, databases, programming languages, networking, game development, and lessons from building my own projects.

English Blog → · Archived Korean Blog →

leejason.dev