Jason Vu

Founding Software Engineer @Unigen Corporation

Santa Clara, CA, US

Led team of 3 developers to build and maintain Discord bot and community forum, achieving up to 74% annual user retention and scaling to over 1,200 students using agile incident response for platform uptime and stability— Implemented Discord user support system with 23% adoption, using lowdb for persistent storage and enabling dynamic channel creation, HTML log export, and improved user engagement— Developed secure, OAuth2-enabled web portal with Deno, Oak, and the Discord API, allowing users to manage and customize their user profiles from over 250 roles with real-time updates and token-based verification— Engineered client-server architecture with cache-safe HTTP methods and intelligent Cloudflare rule design, resolving 204/null errors across desktop and mobile clients— Built complete Discord identity flow - validating access tokens, syncing live roles, and ensuring safe role assignment via sanitization and rate-limit-aware API logic— Created zero-dependency frontend using native JavaScript modules for role rendering, category grouping, and secure DOM manipulation, with protections for XSS, image spoofing, and origin validation— Enhanced code reliability by integrating CodeQL and Snyk, resolving vulnerabilities in 98% of automated pull requests— Mentored junior frontend developer, providing guidance on responsive layout, user avatar validation, and interactive role selection UI— Migrated Discord bot from a Raspberry Pi (50% uptime) to a DigitalOcean VPS with 99.99% SLA