Custom Software

Booking Systems

NorthFlow Studio builds booking systems that let customers check real-time availability, pay a deposit and receive automatic reminders — across appointments, rentals, classes and services. We remove the back-and-forth and the no-shows.

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Who this is for

NorthFlow Studio builds booking systems for teams that want leverage without adding headcount or technical debt.

Local services and clinics with appointments

Studios, salons and fitness businesses

Rental and hospitality operators

Agencies scheduling client calls at scale

Common business problems we solve

Phone/email booking is slow

Customers abandon when scheduling is hard.

Double bookings

Manual calendars collide.

No-shows hurt revenue

Without reminders, slots go empty.

No deposits

Cancellations cost you with no recourse.

Our approach

A structured, founder-led process from first call to launch and beyond.

Define availability

We model services, durations and capacity.

Build booking UI

We create a fast, mobile-first scheduler.

Add payments

Deposits and full payments via Stripe.

Automate reminders

SMS/email/WhatsApp reminders reduce no-shows.

Technology stack

We use a modern stack so your booking systems is fast, secure and built to scale.

TanStack Start

React

TypeScript

Supabase

PostgreSQL

Stripe

Twilio

WhatsApp Business API

Expected results

−60%

no-shows

24/7

self-booking

Deposits

collected upfront

Frequently asked questions

Can clients book without calling?

Yes. The system shows live availability and lets clients book and pay in minutes.

Do you take deposits?

Yes. We integrate Stripe for deposits and full payments.

Can it send reminders?

Yes. Automated email, SMS and WhatsApp reminders cut no-shows.

Does it sync with my calendar?

Yes. We sync with Google/Office calendars to prevent double bookings.

Can it connect to my AI voice or WhatsApp agent?

Yes. We often pair booking systems with AI Voice Agents and WhatsApp Automation.

Why NorthFlow Studio

Founder-led engineering with clear ownership and support.

TypeScript-first stack (TanStack Start, React, Node.js, Postgres)CI runs type-check, lint, unit tests, Playwright E2E on every PRPerformance budgets in CI (LCP < 2.5s, INP < 200ms)PostgreSQL RLS on every multi-tenant tableSecrets via Vercel env vars — never in repoPreview deploys for every PR — see it before it shipsImmutable deploys with instant rollbackDependabot with 30-day SLA for critical patchesCode ownership — you own everything, no restrictionsFounder-led executionInitial response within 1 business day2-3 engagements per quarter to protect qualityRemote-first across 3 time zones

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Ready to build your booking systems?

Book a free strategy call. We'll map your bottlenecks to the right systems and send a clear roadmap — even if we don't work together.

Chat on Telegram

Usually replies within minutes. Chat on Telegram: @northflowstudio

No obligation consultationFounder-led projectsInternational clientsFast responseSecure communication