How Long Does It Take to Build a B2B SaaS Tool?

Multi-tenant architecture, team management, and per-seat billing — B2B SaaS timelines.

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Week-by-week timeline

Architecture

Week 1

✓Multi-tenant data model with RLS
✓Role-based access control
✓Stripe Billing plan structure
✓Onboarding flow design

🏁 Architecture and designs approved

Core product

Weeks 2–3

✓Core workflow features
✓Team invites and roles
✓Stripe Billing integration
✓Admin dashboard

🏁 Functional B2B SaaS on staging

Launch

Weeks 4–5

✓Feature flags per plan
✓Email notifications
✓Usage analytics
✓Production deployment

🏁 Live B2B SaaS

What affects the timeline

Multi-tenancy

RLS in Supabase from day one: 2–3 days. Retrofitting later: 2–3 weeks. Always build multi-tenant first.

Per-seat billing

Stripe subscription with quantity: 2–3 days. Usage-based metering: 3–5 days.

Enterprise features

SAML SSO via WorkOS: 2–4 days. Audit logs: 2–3 days. Add when enterprise deals require them.

Timeline comparison

Option	Timeline	Notes
Our agencyUs	3–5 weeks	Multi-tenant B2B SaaS with billing
SaaS boilerplate + customization	2–4 weeks setup + ongoing	Limited to boilerplate features
In-house team	3–6 months	Hiring + architecture + build

Frequently asked questions

Should I use a SaaS boilerplate?

Boilerplates (Shipfast, Supastarter) save 1–2 weeks on auth and billing. But your core workflow features still need custom development. We often start from proven patterns without boilerplate lock-in.

Start your B2B SaaS Tool in 3–5 weeks

Fixed price. Senior team. You own the code from day one.

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