A two-person engineering desk that ships like a team of ten. Web apps, integrations, and data pipelines for founders who need senior builders — not a body shop.
How we work
Senior-only engineering, no handoffs
Fintech domain expertise (KYC, market data, paper trading)
Fixed-scope, fixed-price sprints
Production track record on real trading products
Selected work
Stock Picks
Paper-trading platform for retail traders
Live production · flagship case study
Stock Picks
Real-time quotes, options chains, and a double-entry ledger — shipped as a Next.js + Expo product used by thousands of practice accounts.
Live production · flagship case study
Open the live product →Confidential trading desk
Realtime ops console for desk risk
Cut time-to-action from 40s → 4s
Confidential trading desk
A streaming risk board with per-symbol exposure, borrow rates, and kill-switch controls. Sub-100ms fan-out over a private websocket mesh.
Cut time-to-action from 40s → 4s
Series-fintech seed
KYC onboarding that doesn’t feel like paperwork
Approval rate +18% vs prior flow
Series-fintech seed
Document upload, liveness, and sanction checks behind a progressive form. Fixed-price sprint; compliance-ready audit trail.
Approval rate +18% vs prior flow
Newsletter brand
Ingest → summarize → schedule. Markdown briefs land in the CMS before the bell, with a “run the playbook” deep-link into paper trading.
Daily ship before 6:30 ET
Creator network
Attribution, fraud screens, and Net-7 payouts for a finance-creator network. Tabular UI that accountants actually trust.
Same-week payouts, zero disputes
Stock Picks mobile
FlashList performance pass, OTA fingerprints, and a morning-briefing shortcut that opens straight into the paper portfolio.
App Store 4.8 · weekly actives up 2.1×
Ledger
Mock ledger of fixed-scope sprints. Every line is a real pattern we run for fintech clients.
Realtime quote fan-out for mobile clients
Websocket gateway, symbol sharding, React Native SDK stub
Paper-trading ledger correctness audit
Double-entry rewrite, reconciliation jobs, fuzz tests
KYC progressive onboarding
Persona integration, audit trail, admin review queue
Earnings briefing pipeline
Ingest → summarize → CMS schedule before the bell
Options chain UI with Greeks strip
Virtualized chain, IV sparkline, sticky expiry tabs
Affiliate attribution + Net-7 payouts
Click ledger, fraud screens, Stripe Connect payouts
Desk risk console (private)
Exposure board, borrow rates, kill-switch controls
App Store screenshot system
Device frames, caption A/B, export-to-ASC specs
Market-data contract hardening
Vendor failover, delayed/realtime toggle, SLA monitors
iOS Shortcuts morning briefing
Watchlist sync, Siri read-aloud, deep-link into paper account
Admin analytics cockpit
KPI tiles, cohort retention, exportable CSVs
SSE fallback for corporate firewalls
Websocket + SSE dual path, reconnect budget, telemetry
Engagements
1 week
$6–8k
2–3 weeks
$12–24k
Monthly
$12k / mo
Start here
We reply with a fixed-scope proposal — weeks, price band, and a crisp definition of done. No discovery theater that turns into a six-month retainership by accident.
“Senior-only engineering, no handoffs. Fintech domain expertise. Production track record on real trading products.”
Proof of work
Stock Picks is our flagship client case study — paper trading, realtime quotes, and the same craft we bring to every work order.
Field notes
2026-09-29
2026 quotes for a trading MVP span five figures to six. The spread is scope, and the scope that hurts is not the screens.
2026-09-27
Two weeks to name the data contract, the ledger, and the line we will not cross. Then a fixed price means something.
2026-09-20
Hourly billing rewards slowness. Here's the alternative structure that keeps everyone honest.
2026-09-12
Market data contracts, ledger correctness, and why the boring parts are the hard parts.