SaaS App Development Agency

Multi-tenant SaaS with billing, workspaces, and RLS — not a single-user CRUD app you rewrite later.

SaaS MVPs fail when tenancy is faked with a user_id column and a prayer. We use Postgres RLS (or equivalent) so team workspaces are real on day one.

Stripe Billing — trials, seats, webhooks — is in the build when you charge. Our SaaS MVP flagship page is the sibling offer for founders using that exact search.

Timeline: 3–5 weeksPrice: From $3,460Fixed price — no hourly billing

Why saas app development is easy to get wrong

Single-tenant MVPs that need a rewrite for teams

Billing webhooks that silently fail and leak revenue

B2B pilots that expect RBAC you did not build

What we build

Workspaces

Org, roles, invites.

The actual product

The workflow you sell — not only auth chrome.

Billing

Stripe customer portal, plans, and webhook handlers with logs.

Admin

Impersonation or support view when you will do founder-led sales.

Typical features in v1

Multi-tenant from v1

When B2B is the motion. Consumer can wait.

SSR where SEO matters

Marketing pages and public docs, not the app shell.

Development process

1

Scoping call

30 minutes. We lock the v1 loop, platforms, and a fixed price.

2

Design sprint

Days 1–5. Core screens and data model. You approve before heavy build.

3

Build sprint

Days 6–18. Daily Slack updates. Scope cuts happen in the open.

4

Launch & handoff

QA, deploy or store submission, repo access, two weeks of fixes.

Recommended stack

  • Next.jsSaaS app
  • Supabase RLSTenant isolation
  • Stripe BillingSubscriptions

What you get

  • Multi-tenant web app
  • Stripe Billing
  • Team invites + RBAC
  • Admin panel
  • Full source code

Planning resources

FAQ

How much does SaaS development cost?

Auth + core workflow + billing typically $3,460–$8,000 depending on the workflow.

Multi-tenant from day one?

Yes when you sell to teams. We do not 'add orgs later' as a surprise rewrite.

Related page?

SaaS MVP Development Agency is the flagship URL for that head term. This page is the programmatic sibling in the agency cluster.

Related services

Start your MVP

Free 30-min scoping call. Fixed price quote after we write the v1 list.

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