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Dev Sac

SaaS Development Company

SaaS development company building subscription platforms, multi-tenant applications, and MVPs with TypeScript and Cloudflare Workers. From concept to recurring revenue.

TypeScript React Node.js Cloudflare Workers SQLite Stripe
8-12
Weeks to MVP
300+
Edge Locations
Zero
Cold Starts

From Idea to Recurring Revenue

Building a SaaS product is different from building a website or even a standard web application. You need multi-tenant architecture that keeps customer data isolated, subscription billing that handles upgrades, downgrades, and failed payments automatically, and infrastructure that scales from your first 10 users to your first 10,000 without a rewrite. Every SaaS platform here gets all of that from day one.

This service is for founders and businesses that have a clear problem to solve and need a technical partner to turn it into a subscription product. Every SaaS application ships with TypeScript end-to-end, Stripe billing integration, tenant-isolated databases, and edge deployment on Cloudflare Workers. These are production platforms, not prototypes that fall apart under real traffic.

Start with the MVP, Not the Vision

The biggest mistake in SaaS development is building too much before you have paying users. The guide on how to build a SaaS MVP covers this exact process. Every project is scoped to the smallest feature set that proves whether customers will pay. No admin dashboards in version one. No enterprise features, no analytics, no integrations. Ship the core workflow, get real users on it, then let their behavior guide what you build next.

Most SaaS MVPs launch in 8-12 weeks. That includes user registration, Stripe subscription billing, the core product workflow, and basic admin tools. Sacramento Groceries launched its API-driven platform in that timeframe, running the entire backend on Cloudflare Workers with a D1 database. From MVP to production, the same codebase scaled without infrastructure changes.

Multi-Tenant Architecture That Scales

Every SaaS application uses tenant isolation at the database level. Each customer's data lives in logically separated partitions with row-level security enforced on every query, so Customer A's queries return only Customer A's data. This architecture handles hundreds of tenants on a single database instance without performance degradation, and when you need to scale further, the migration path is clean.

ContentMK demonstrates this approach at scale. Its 13-table database schema manages content, tags, media assets, and AI configurations across isolated workspaces. Two-way WordPress API sync runs per-workspace with separate credentials and access controls. The same architectural pattern carries into every SaaS platform.

Subscription Billing That Works Automatically

Billing is where SaaS applications get complicated fast. Stripe handles the full lifecycle: free trials, monthly and annual plans, usage-based pricing tiers, proration on plan changes, dunning for failed payments, tax calculation, and invoice generation. Stripe Webhooks keep your application state synchronized with billing events in real time. Your customers manage their own subscriptions through a self-service portal, so you are not fielding support tickets for payment updates.

The billing integration ships as part of the MVP. Your first customer can sign up, enter a credit card, and start a subscription on launch day. No manual invoicing, no spreadsheet tracking, no delayed billing setup. Billing works the day the product goes live.

Edge-Deployed for Global Performance

SaaS customers expect fast responses regardless of where they are. SaaS applications deploy on Cloudflare Workers, which runs your backend code at over 300 edge locations worldwide, close to each user. Zero cold starts, zero servers to manage, and the infrastructure auto-scales to handle traffic spikes without configuration changes.

This architecture eliminates the traditional DevOps burden that kills early-stage SaaS companies. No EC2 instances to monitor, no Kubernetes clusters to manage, no 3am alerts because a server ran out of memory. You focus on building features and acquiring customers. The infrastructure takes care of itself.

After Launch: Iterate on Real Data

Launching is the starting line. The real product development begins when actual users start interacting with your platform. Every SaaS codebase is structured for rapid iteration, shipping new features in 2-4 week cycles based on usage analytics and customer feedback. The Node.js and TypeScript foundation and modular architecture mean adding features does not require rewriting what already works.

For SaaS products that need SEO, content marketing, or paid acquisition to drive signups, Frog Stone Media handles growth strategy in-house. The technical platform and the marketing engine work together from the start.

How It Works

1

Validate

Market research, user interviews, and MVP scoping

2

Architect

Multi-tenant schema, billing integration, API design

3

Build

Iterative development with working demos each sprint

4

Launch

Production deploy, monitoring, and growth iteration

Frequently Asked Questions

How much does it cost to build a SaaS product? +
The cost depends on the feature set you launch with. A SaaS MVP covers user authentication, subscription billing, a core feature set, and deployment infrastructure. Full-featured platforms with multiple user roles, integrations, analytics dashboards, and admin panels are a much larger build. Every project is scoped to the smallest viable feature set first so you can validate before investing in the full build, and that scope goes in writing after a free email exchange.
How long does it take to build a SaaS MVP? +
Most SaaS MVPs launch in 8-12 weeks. That includes user registration, subscription billing through Stripe, the core product workflow, and basic admin tools. Working software ships at each milestone so you can test with real users throughout development. After launch, new features ship in 2-4 week cycles based on actual usage data.
What is multi-tenant architecture? +
Multi-tenancy means one application serves multiple customers while keeping their data completely separate. Each customer (tenant) sees only their own data, users, and settings. Tenant isolation is enforced at the database level with row-level security, which keeps each customer's data separate from every other customer's. This architecture lets you onboard hundreds of customers without deploying separate instances.
How do you handle SaaS subscription billing? +
Stripe handles subscription management. That handles monthly and annual billing cycles, plan upgrades and downgrades, usage-based pricing, free trials, payment method management, invoicing, and tax calculation. Stripe Webhooks keep your application in sync with billing events automatically. Your customers manage their own subscriptions through a self-service portal.
Can you build an MVP to validate my SaaS idea first? +
Yes, and it is the recommended path. MVPs are scoped to the one core workflow that proves whether customers will pay for your product. No admin dashboards, no advanced analytics, no enterprise features in version one. Ship the smallest thing that solves the problem, get paying users, then iterate. Most SaaS ideas need significant pivots after real user feedback, and an MVP keeps the cost of those pivots low.
What tech stack do you use for SaaS applications? +
TypeScript across the full stack. React for the frontend, Node.js or Cloudflare Workers for the backend, and SQLite or PostgreSQL for the database. Stripe handles subscription billing. For SaaS products that need global performance, Cloudflare Workers runs API code at edge locations worldwide. The entire codebase is typed end-to-end, which catches integration bugs before they reach production.
How do you handle SaaS application security? +
Every SaaS application gets tenant isolation at the database level, input validation on all endpoints, parameterized queries, hashed credentials with bcrypt, HTTPS enforcement, CORS configuration, and rate limiting. Edge-deployed applications on Cloudflare Workers have an additional security layer: no origin server means no traditional server vulnerabilities to exploit. Role-based access control lets you define exactly what each user type can see and do.
What happens after the SaaS product launches? +
Launch is the starting line, not the finish. Every handoff includes full documentation, deployment procedures, and monitoring setup. Ongoing development runs in 2-4 week sprint cycles shipping features based on user feedback and usage analytics. SaaS products need continuous iteration, so the codebase and infrastructure are structured for rapid feature development from day one.

Based in Sacramento, CA

Serving clients nationwide.

Ready to build your SaaS product?

Describe your idea and get a scoped MVP, a mapped-out subscription model, and an honest timeline and budget.

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