Confidential multi-site platform for compliance, facilities, approvals with e-signatures, reporting, and inventory — centralized records across locations, vendors, and teams.

Multi-tenant POS and operations platform for device sales, repairs, inventory, purchasing, returns, and customer communication — with real-time updates and ESC/POS receipt printing.

Agency marketing site for Sprint Devs — selected works, process, services, stack, testimonials, and contact with lead capture, built for speed and SEO.

Internal platform for order, inventory, and fulfillment coordination — products & variants, acquisitions, courier assignment, payment tracking, printable invoices, and audit history.

Centralized workspace for projects, field activities, materials, and operational reporting — work packages, daily logs, supplier tracking, filtered reports, and CSV exports.

Led end-to-end development as sole architect — full-stack educational platform with public + admin domains, CMS for student records, enrollments, and consultant scheduling, shipped with CI/CD, custom domains and SSL.

Social e-learning platform with live interactive classes via WebRTC (LiveKit), structured classroom workflows, file attachments, instructor assignments, and role-based access for students, instructors and admins.

Real-time inbound voice support over Twilio WebSockets with pgvector HNSW RAG grounding (Ollama / Qwen3), Faster-Whisper STT and WebRTC VAD for low-latency multi-turn conversations.

Interactive 3D educational experience with modular React Three Fiber scenes, cannon physics interactions, post-processing visuals, and responsive camera controls for immersive model exploration.

Ambient medication companion — Raspberry Pi voice core with wake-word detection, Faster-Whisper STT and local LLM responses, paired with ESP32 sensor firmware and a PHP/MySQL API for readings and profiles.