01 Payments

Setl

Interac-style e-Transfers for iPhone and Android, with contacts and QR scanning. Send, request, and track both sides of what is owed.

Built solo over a few months. Personal prototype on sample data and simulated transfers, tested primarily on simulators and real devices.

Flutter · Dart · GetX · Hive

02 On-chain liquidity

1Tool

Liquidity dashboard on Sonic. Price watchlists, Uniswap V3–style positions, Metropolis DLMM monitoring, and Odos swaps into allowlisted assets.

Built solo. Deployed for over a year, then retired as activity on Sonic fell.

Next.js · React · viem · Multicall3 · MongoDB

03 Clinical

GLHC

Assessments, scheduling, and patient management for autism services and speech-language therapy. AI summaries run only after personal details are removed.

Owned the frontend for about two years. Custom calendar and assessment flows, from Figma to a Flask API. Shipped to the clinic, and still in beta.

Next.js · React · Tailwind · Supabase

04 Markets

Dwell

A trading terminal for positions, equity, and flow across wallets. Charts, news, and a Telegram feed in one view.

Built solo, full stack, over about a year. Privately hosted, with live prices and Hyperliquid for OHLCV and open interest.

TypeScript · Next.js · Express · MongoDB · WebSockets