Full-stack developer. I build web apps, client portals, and the backend/workflow pieces around them.

ChrisOS · Case studies · Media Auth API · LinkedIn

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Healthcare SaaS for scheduling and coordination between pharma reps and physician practices. Private repo; public case study.

Next.js · TypeScript · Drizzle · Better Auth · Cal.com · Neon · Vercel · Railway

Recent work included fixing Neon/Drizzle transaction issues, tightening auth boundaries, and migrating hosting off Oracle.

Construction dashboard system — field updates, project signals, executive views, mobile field app, Python backend with workers and ML hooks. Private repo. Public write-up planned.

FastAPI · Celery · PostgreSQL · Next.js · Expo

Client portal for service requests, emergency/SOS messages, admin triage, and ops notifications. Separate internal proposal/PDF app in the same client ecosystem. Private repos; case study.

Next.js · Prisma · Twilio · Resend · HubSpot

Mobile-first sales PWA for reps and an admin view. Client project, private repo, staging deployment for review.

Next.js · Supabase · PWA

Small consumer MVP — reminders, wishlists, events, and a gift draft flow without payments yet. Private repo.

Next.js · Supabase

Studio site plus client delivery portal. Live site · case study.

Vite · React · Supabase · Vercel

Public API — analyze an image, return a signed result, verify later that it wasn't tampered with.

Next.js · TypeScript · Hugging Face

Interactive portfolio — desktop-style windows, project cards, mobile shell. Live · repo

Next.js · Zustand · Framer Motion

A lot of my work is in private or client repos. When I can't share code, I write case studies that explain the product, architecture, and tradeoffs instead.

→ Case studies repo

Next.js · React · TypeScript · Python/FastAPI · PostgreSQL · Prisma · Drizzle · Supabase · Vercel · Railway

LinkedIn · ChrisOS · Case studies