Eighteen North · 18°N

A software studio in Kingston, Jamaica.

We design and build production web applications — payments infrastructure, healthcare and scheduling systems, marketplaces, e-commerce tools, and developer infrastructure — with a focus on the Caribbean market and the problems the big platforms skip. Below is the work: real products, most of them live.

Work with us →

27 products · 7 fields · 23 live

Selected work

Case studies

InkressCARD PAYMENTS FOR CARIBBEAN MERCHANTS

Inkress

Live

A commerce-and-payments platform that lets Caribbean merchants accept cards and run an online business, in a market Stripe, Shopify Payments and PayPal don't serve.

  • Elixir/Phoenix
  • Postgres
  • Redis
  • Edge tokenization
Case study →
UnifySSLAUTOMATIC SSL FOR MANY DOMAINS

UnifySSL

Live

A control plane for a fleet of domains — automatic SSL and edge routing managed from one place, with a built-in edge firewall, rate limiting and bot scoring protecting every site behind it.

  • Remix
  • Go
  • Postgres
  • Redis
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FleekSiteWEBSITE BUILDER FOR SMALL BUSINESS

FleekSite

Live

A multi-tenant website and store builder for small Caribbean businesses — themes or drag-and-drop pages, an AI site builder, products, hosting and domains in one place. It's also where Inkress began.

  • Elixir/Phoenix
  • Remix
  • GrapesJS
  • Anthropic Claude
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DocuityFREE CLINICAL SOFTWARE SUITE

Docuity

Live

A suite of free, self-hostable software for small clinics — one passkey login across records, prescriptions, secure staff chat, a patient-owned record, and an ED rota tool.

  • React Router 7
  • Remix
  • Prisma/Drizzle
  • Postgres
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GalenPATIENT-OWNED CARE RECORDS

Galen

Live

A patient-owned health record — the patient grants and revokes role-scoped access to clinicians and caregivers, and a photo of a paper chart is turned into a structured draft note by Claude vision for a human to review.

  • Remix
  • Prisma
  • Postgres
  • Anthropic Claude
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RestouriSEARCH RESTAURANTS BY CRAVING

Restouri

Live

A meal-first restaurant discovery app for Jamaica — you search by dish or craving ('oxtail', 'curry goat') and it shows the dishes and the kitchens selling them, not just restaurant names.

  • React Router 7
  • Fastify
  • Postgres + PostGIS
  • Passkeys
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TixelsAD TRACKING & ATTRIBUTION FOR SHOPIFY

Tixels

Pre-launch

A Shopify app that re-sends every store event server-side from a Cloudflare edge worker to nine ad platforms, so ad blockers and cookie limits can't hide conversions — plus one dashboard for pixel health and attribution.

  • Bun
  • Cloudflare Workers
  • ClickHouse
  • Remix
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TweakifyUNLIMITED PRODUCT OPTIONS FOR SHOPIFY

Tweakify

Pre-launch

A Shopify app that adds unlimited custom product options with conditional logic and live pricing that's re-verified server-side by a real Shopify Function — so the price a shopper sees is the price they're charged.

  • Remix
  • Shopify Functions
  • Prisma
  • Postgres
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BackworkLOGS & MONITORING FOR YOUR APPS

Backwork

Live

A self-hosted alternative to Datadog or Sentry — one server that collects your apps' logs, errors and performance and shows what's actually broken right now, without a bill that climbs with usage.

  • Remix
  • Postgres
  • Docker
  • Self-hosted
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KaitoSHARED 2FA VAULT FOR TEAMS

Kaito

Live

A shared 2FA vault for teams — like Authy, but multiplayer: teammates store and release verification codes for shared accounts (GitHub, AWS, Stripe) with push-to-approve gating and a full audit trail.

  • React Router 7
  • Drizzle
  • Postgres
  • WebAuthn
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FlatlyticsPRIVACY-FRIENDLY WEB ANALYTICS

Flatlytics

Live

A privacy-friendly web analytics tool — a tiny, cookie-free tracker with no cross-site identifier, and a drag-and-drop dashboard you can shape yourself.

  • Cloudflare Workers
  • Fastify
  • Postgres
  • React Router 7
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GarageOSMANAGEMENT FOR AUTO WORKSHOPS

GarageOS

Live

Shop-management software built specifically for independent auto-repair shops in Jamaica — work orders, parts, invoices with local tax built in, and a passkey customer portal for approving repairs.

  • React Router 7
  • Fastify
  • Drizzle
  • Postgres
Case study →

All work

By field

Payments & fintech

Healthcare

Marketplaces & consumer

E-commerce & Shopify

Developer & infrastructure

Analytics & data

Business & vertical SaaS