A multi-vendor appointment booking marketplace for local service businesses: customers discover salons, clinics, and studios by category and city and book time slots with specific staff, while businesses manage listings, services, teams, and schedules — built end to end, from the Next.js frontend and tRPC/Hono API to the PostgreSQL data layer, passkey/2FA auth, and self-hosted Docker deployment with CI/CD.

A cross-platform device and family monitoring platform: real-time tracking of Mac activity, device status, and location-based family presence — with geofencing, remote device management, and push notifications synced across web, mobile, and macOS clients.

An AI-powered platform for solar energy installers with pipeline tracking and a self-service customer portal, plus an automated document-processing engine that extracts data from uploads, auto-fills regulatory filings, and flags inconsistencies before submission.

An AI legal RAG and document management platform — semantic search over a Qdrant vector store combined with GraphRAG traversal for page-level citations. Multi-tenant auth with RBAC, 2FA, and passkeys, S3 presigned uploads, and zero-downtime ECS deploys via GitHub Actions.

An e-commerce platform for a client with Stripe payments, secure JWT authentication, and dynamic role-based authorization — managed end to end from concept to deployment.

An E-learning platform for game developers with NextAuth access control, Konnect payment integration and course progress tracking for learner engagement.