Sufyan Sigg

Full-stack
developer

I design and build web applications end-to-end — from database schema to deployed product. Based in Brooklyn, NY.

Work

01

Matchbox

Rebuilt from scratch from a legacy PHP/Laravel platform. Users compose flexible business profiles that enable automatic bi-directional matching across commercial real estate, capital investment, logistics, and company collaboration verticals.

Next.jsTypeScriptPostgreSQLPostGISRedisStripe
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02

Insite

Built to replace a traditional property management company for a ~400-unit California portfolio. Automates delinquency escalation, rent control compliance, owner reporting, and integrates with Plaid for real-time bank visibility.

Next.jsTypeScriptPostgreSQLPrismaPlaid

03

TourBook

Agents upload property flyers and TourBook's AI coordinator contacts listing agents, tracks responses, resolves conflicts, and confirms schedules — then generates a professional tour book and sends calendar invites automatically.

Next.jsTypeScriptClaude APIResendStripe

04

Wandering Threads

End-to-end e-commerce platform with inventory management, dynamic shipping, Stripe payments, and Facebook Marketplace posting helper.

Next.jsTypeScriptSupabaseStripe
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Side Projects

Squad.Report

Mobile-first sports news and podcast hub

Next.jsPythonVercel Blob

Mixcube

Physical Spotify cassette player for kids

Raspberry PiPythonSpotify APIRFID

Contract Screener

AI-powered contract risk analysis tool

Next.jsTypeScriptClaude API

NBA Playoff Pool

Real-time series prediction tracker

ReactFirebase