Zealous Sebastian
Full-Stack AI Software Engineer & M.Sc. Computer Science Candidate
Full-stack AI software engineer and M.Sc. Computer Science candidate building production-grade applications & AI systems with a focus on real-world impact. Hands-on across frontend architecture, scalable backend APIs, and real-time platforms. Passionate about agentic AI and modern web performance—execution-driven, detail-oriented, and always iterating to build better.
Experience
Freelance Full-Stack Developer
2024 – PresentBengaluru, India
- Designed and delivered a real-time CRM platform for an overseas education consultancy, centralizing the entire student lifecycle (inquiry → application → loans → accommodation) into a unified Next.js + Supabase dashboard with live counselor collaboration via WebSockets and role-based access control.
- Architected and shipped production-grade web tools (ASCII Studio Editor, Detector) with active deployments serving live users.
Key Projects
Detector
JavaScript, ChromeExtensionAPI (MV3), HLS/M3U8github.com/zeal-arch/Detector
Universal browser extension supporting media detection and downloads across 170+ websites with adaptive streaming capture (HLS/M3U8), quality selection, and real-time download progress tracking.
ASCII Studio Editor
React, TypeScript, HTML5 Canvas API, Tailwind CSSasciistudioedit.vercel.app
Real-time creative suite converting video files, images, and live camera feeds into customizable ASCII art using high-performance client-side Canvas pixel manipulation with live shader presets.
CRM Platform
Next.js, Supabase, WebSockets, PostgreSQL, Zod, RBACPrivate / Client Project
Comprehensive student lifecycle system featuring automated lead scoring, multi-user real-time collaboration, and granular RBAC to streamline agency recruitment operations.