Build a B2B SaaS Platform That Grows Your MRR Every Month.

Multi-Tenant. Stripe Billing. RBAC. API-First. Production-Ready.

From SaaS MVP to enterprise-grade platform, we architect and build B2B SaaS products that scale. Multi-tenancy, Stripe subscriptions, team management, admin dashboards, and public APIs. 50+ products delivered. You own 100% of the code and infrastructure.

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What Is B2B SaaS Development?

B2B SaaS (Business-to-Business Software as a Service) is a cloud-based software delivery model where businesses pay a recurring subscription fee to access software hosted on the provider’s infrastructure, rather than purchasing a perpetual license or installing software locally. The global B2B SaaS market reached $317 billion in 2024 and is projected to exceed $820 billion by 2030 (Statista).

Building a successful B2B SaaS product requires five distinct technical capabilities: multi-tenant architecture that isolates each customer organization’s data securely on shared infrastructure; subscription billing with Stripe handling plans, trials, proration, and dunning; role-based access control (RBAC) with owner, admin, member, and viewer roles per organization; a customer-facing API for integrations with enterprise buyers’ existing tool stacks; and product analytics tracking activation, feature adoption, and churn indicators at the customer level. At Maze Digital, we build B2B SaaS platforms on Next.js 15 and Node.js, with PostgreSQL, row-level security (RLS) for multi-tenancy, Stripe Billing for subscriptions, and Prisma ORM for type-safe database access. This stack scales from 10 to 100,000 customers without architectural changes.

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WHAT WE BUILD

B2B SaaS Development Services We Provide

From architecture design and SaaS MVP to an enterprise-grade platform with white-labeling, API, and compliance, we cover every phase of the SaaS product lifecycle.

NEXT.JS 15NODE.JSPOSTGRESQLPRISMA

Custom SaaS Platform Development

We build production-ready B2B SaaS platforms from scratch, including multi-tenant architecture, subscription billing, team management, role-based access, and a customer-facing API. Every platform is built on Next.js, Node.js, and PostgreSQL with a clean domain-driven architecture that scales to enterprise customers without a rewrite.

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ROW-LEVEL SECURITYSCHEMA ISOLATIONTENANT ROUTING

Multi-Tenant Architecture Design

We design and implement multi-tenant data architectures tailored to your compliance requirements, customer count, and data sensitivity. We evaluate row-level security with shared schema, schema-per-tenant, and database-per-tenant approaches and recommend the right model. Every architecture we design includes a documented tenant isolation strategy and security review before implementation begins.

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STRIPE BILLINGUSAGE-BASEDDUNNINGCUSTOMER PORTAL

Stripe Subscription Billing

We implement a complete Stripe billing infrastructure: subscription plans and pricing tables, usage-based billing with metered subscriptions, trial periods with automatic conversion, proration for mid-cycle upgrades and downgrades, coupon and discount management, dunning automation for failed payment recovery, Stripe Customer Portal for self-service billing, and webhook handling for every subscription lifecycle event.

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DASHBOARD DESIGNADMIN PANELDATA VISUALIZATION

SaaS Dashboard and Admin Panel

We design and build the complete customer-facing SaaS dashboard, the product screen where users spend the most time, and the internal admin panel where your team manages customer accounts, flags churning customers, applies plan changes, and monitors platform health. Every dashboard is designed in Figma for information hierarchy and conversion before any code is written.

See design work

REST APIGRAPHQLOPENAPI 3.0WEBHOOKS

API-First SaaS Development

Enterprise B2B buyers require API access to integrate your SaaS into their existing tool stack. We build public RESTful or GraphQL APIs with API key authentication, rate limiting, versioning, comprehensive OpenAPI 3.0 documentation, a developer portal, and webhook subscriptions for real-time event delivery, the infrastructure enterprise sales teams need to close larger deals.

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CUSTOM DOMAINSDYNAMIC THEMINGRESELLER TIER

White-Label SaaS Platform

We build white-label SaaS architectures where each customer organization can apply their own branding, custom domain routing with wildcard DNS and per-tenant SSL, dynamic theme token injection, branded email sending via custom SPF and DKIM configuration, and a white-label reseller tier if your business model includes partner channel distribution.

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Architecture Pillars

The Four Pillars of Production-Ready SaaS Architecture

Every B2B SaaS platform we build is designed around these four non-negotiable architectural pillars from the first line of code.

Multi-Tenancy

Multi-Tenancy

Data isolation between customer organizations using PostgreSQL row-level security policies. Every database query automatically filters to the authenticated tenant’s data, no application-level filtering mistakes that could expose customer data across tenants. Tested with penetration testing before launch.

Subscription Billing

Subscription Billing

Stripe Billing as the revenue engine: subscription plans with monthly and annual pricing, usage-based metered billing, trial periods with automatic conversion, proration for plan changes, dunning sequences for payment recovery, and a self-service customer portal for plan upgrades and invoice downloads.

Role-Based Access Control

Role-Based Access Control

Granular RBAC with organization-level roles (Owner, Admin, Member, Viewer), resource-level permissions, and feature access gated by subscription plan. Access control is enforced at the API layer and database layer simultaneously, not just in the UI, so permission bypass via direct API calls is structurally impossible.

API-First Architecture

API-First Architecture

The SaaS frontend and backend communicate exclusively through a versioned public API, meaning the same API your dashboard uses is available to enterprise customers for integrations. OpenAPI 3.0 documentation, API key management, rate limiting per plan tier, and webhook delivery for real-time event notifications.

Platform Features

Every Feature Your B2B SaaS Platform Needs to Close Deals

Enterprise B2B buyers have a checklist. Our SaaS platforms are built to check every box on it, from SSO to audit logs to SOC2-ready data handling.

Team and Organization Management

Complete organization management, including team member invitations via email with magic link or sign-up flow, role assignment, seat management with billing integration, organization settings, member removal, and audit log of team membership changes. Enterprise customers can self-manage their team without contacting your support team.

Authentication and SSO

Flexible authentication including email and password, social login (Google, Microsoft, GitHub), magic link email-only login, and enterprise Single Sign-On (SSO) via SAML 2.0 and OAuth for customers using Okta, Azure AD, or Google Workspace. SSO is a deal-breaker for mid-market and enterprise buyers and a table-stakes enterprise feature.

Usage Analytics and Dashboards

Customer-facing usage dashboards showing plan consumption, feature adoption, team activity, and billing history. Internal analytics dashboards showing MRR, ARR, churn rate, activation rates, DAU/MAU, and feature adoption by cohort, the data your growth team needs to identify expansion and churn risk at the individual customer level.

Audit Logs

Immutable, tamper-evident audit logs recording every user action, API call, permission change, and billing event in the system. Queryable audit logs are required by SOC2, HIPAA, and enterprise security teams for compliance reporting. We implement audit logging at the middleware layer so no database write bypasses the audit trail.

Custom Domain and White-Labeling

Enterprise and agency customers often need your SaaS to appear under their own domain. We implement custom domain routing with automatic SSL certificate provisioning via Let’s Encrypt, per-tenant branding with color themes and logo injection, and branded transactional emails sent from the customer’s verified sender domain.

Data Export and Portability

Enterprise buyers require data portability as a contractual term. We implement full customer data export in CSV and JSON formats, schedule automated data exports to customer-owned S3 buckets, and API-based data retrieval for migration or backup purposes, the infrastructure that closes security-conscious enterprise deals.

Third-Party Integrations

Native integrations with the tools your enterprise buyers already use: Salesforce, HubSpot, Slack, Microsoft Teams, Zapier, and Make. We build integrations via OAuth, and for Zapier and Make we build published trigger and action modules so your customers can connect your SaaS to any tool in their stack without code.

Security and Compliance Infrastructure

SOC2 Type II-ready infrastructure including encryption at rest (AES-256) and in transit (TLS 1.3), secrets management via AWS Secrets Manager, vulnerability scanning in CI/CD, dependency audit pipelines, GDPR Article 25 data minimization, and the technical documentation your security review team needs for enterprise sales cycles.

Notification and Alert System

Multi-channel notification infrastructure covering in-app notifications, email notifications via transactional email provider (Resend, Postmark), webhook delivery to customer endpoints, and Slack or Teams integration for team alert routing. Customers configure their own notification preferences per-user and per-channel without engineering involvement.

SaaS Business Metrics

The SaaS Metrics We Build Analytics Infrastructure For

We instrument every SaaS platform we build to track the metrics your investors, board, and growth team will ask about from day one. Here is what each metric means and why it matters.

MRR ( Monthly Recurring Revenue)

MRR ( Monthly Recurring Revenue)

The total predictable revenue generated from active subscriptions in a given month. MRR is the primary health metric for any subscription business. We build MRR dashboards that break down New MRR (from new customers), Expansion MRR (from upgrades), Contraction MRR (from downgrades), and Churned MRR (from cancellations) the four movements that explain MRR change month over month.

Tracked via Stripe + custom analytics
Churn Rate (Customer and Revenue Churn)

Churn Rate (Customer and Revenue Churn)

The total predictable revenue generated from active subscriptions in a given month. MRR is the primary health metric for any subscription business. We build MRR dashboards that break down New MRR (from new customers), Expansion MRR (from upgrades), Contraction MRR (from downgrades), and Churned MRR (from cancellations) the four movements that explain MRR change month over month.

Health score alerts built in
Activation Rate (New Customer Activation)

Activation Rate (New Customer Activation)

The percentage of new signups that reach your product’s activation milestone, the moment when they first experience the core value. A low activation rate means your onboarding flow is losing customers before they understand why they should pay. We instrument activation events from day one and build onboarding analytics dashboards so you can identify and fix activation drop-off points with data.

Mixpanel funnel tracking
LTV (Customer Lifetime Value)

LTV (Customer Lifetime Value)

The total revenue generated from a customer over their entire relationship with your product. LTV is calculated as Average Revenue Per Account (ARPA) divided by Churn Rate. The LTV to CAC ratio is the core unit economics metric: if LTV is three times CAC or higher, your SaaS business model is fundamentally sound. We build LTV cohort analysis into the admin analytics dashboard.

Cohort analysis dashboard
DAU/MAU (Daily and Monthly Active Users)

DAU/MAU (Daily and Monthly Active Users)

The ratio of daily to monthly active users measures engagement stickiness. A high DAU/MAU ratio indicates users are returning frequently a sign of genuine product value and low churn risk. We instrument DAU and MAU with custom event tracking per feature so you can see not just how many users are active, but which features are driving daily engagement and which are being ignored.

Feature-level engagement tracking
NPS (Net Promoter Score)

NPS (Net Promoter Score)

Net Promoter Score measures customer satisfaction and likelihood to recommend your product. We integrate in-app NPS surveys that appear at the right moment in the user journey, collect responses, and route promoter responses to a referral program flow, detractor responses to a customer success alert, and all responses to a centralized NPS dashboard for trend tracking.

In-app survey integration
Why Maze Digital

Why B2B SaaS Founders Build with Maze Digital

We have built 50+ SaaS products across healthcare, staffing, construction, and productivity verticals. Here is what makes our approach different.

50

B2B SaaS Products Shipped

100%

TypeScript, Type-Safe End to End

4.9

Clutch Rating from SaaS Clients

$0

Data Isolation Incidents Across Portfolio

Design-First Sprints = No Delays

We complete the full UI design before development begins. This is the single biggest reason our MVPs hit their 8-week timeline: engineers never wait for designs during development sprints. Most agencies lose 2 to 4 weeks to this overlap. We eliminate it.

Fixed Scope. Fixed Timeline. Fixed Price.

We offer fixed-price MVP contracts after the scoping session. You know exactly what you are getting, when you are getting it, and what it costs before you sign. No hourly billing, no scope creep surprises, no “that will be an extra two weeks” mid-project.

Production Code, Not Throwaway Code

We build MVPs on the same tech stack and architecture we use for full products: React Native, Next.js, Node.js, and clean MVVM. When you raise your seed round and need to scale, your MVP codebase scales with you. There is no “we need to rebuild the MVP before we can add features.

Ruthless Scoping Experience

We have scoped 50+ MVPs for founders across every industry. We have seen what kills timelines: too many features, unclear user journeys, vague success criteria. Our scoping session distills your product vision into a launchable MVP in 3 days. Most founders say the scoping session itself is worth the engagement.

Analytics from Day One

Every MVP we ship includes Firebase Analytics or Mixpanel with custom events tracking your core activation milestones, not just pageviews. You land with data from the first user, which means you can make evidence-based decisions about what to build in version two rather than guessing again.

Post-Launch Partnership

We do not disappear after launch. Our 30-day warranty covers critical bugs at no cost. After the warranty, we offer flexible retainer options for version two development, feature additions, and ongoing maintenance so the same team that built your MVP continues building the product they know deeply.

Our Process

How We Build Your B2B SaaS Platform

A structured, architecture-led process for building SaaS products that are secure, scalable, and ready for enterprise sales from launch.

SaaS Product Discovery and Architecture Design

We start with a structured SaaS discovery session where we define your Ideal Customer Profile (ICP), core jobs-to-be-done, pricing model (seat-based, usage-based, feature-tier, or hybrid), and the enterprise sales requirements that your architecture must satisfy from day one. We design the multi-tenant data model, select the tenancy isolation approach (row-level security vs schema-per-tenant), define the RBAC permission matrix, design the Stripe product and pricing catalog, and document the API contract. This architecture document is reviewed and signed off before any code is written.

Days 1 to 5ICP DefinitionTenancy ModelRBAC MatrixStripe CatalogAPI Contract

Database Schema, API Endpoints, and Auth Flow Design

With the architecture document approved, we design the full PostgreSQL database schema with row-level security policies, the complete API endpoint list with request and response types in TypeScript, the authentication flows (email, social, SSO), and the organization invitation and team management flows. We use Prisma to generate type-safe database client code from the schema before application code begins. This work-first approach prevents database migration emergencies during development sprints.

Week 2Prisma SchemaRLS PoliciesAPI SpecAuth Flows

SaaS UI/UX Design in Figma

Our design team creates Figma designs for every SaaS screen: marketing landing page with pricing table, sign-up and onboarding flow, the core product dashboard, feature screens, team management and settings pages, billing management with plan upgrade and invoice download, and the internal admin panel. We design for information hierarchy and conversion at every stage, and deliver an interactive prototype for stakeholder approval before development begins.

Week 2 to 3Pricing PageOnboarding FlowCore DashboardAdmin Panel

QA, Security Audit, and Performance Testing

Before launch, we run: end-to-end Playwright tests for all critical user flows, a multi-tenant penetration test specifically designed to verify cross-tenant data isolation, Stripe webhook simulation testing for all subscription lifecycle events, load testing with k6 to verify performance under expected peak traffic, and a security audit using OWASP Top 10 as the test framework. All P1 issues are resolved before production deployment.

1 to 2 WeeksPlaywright E2EPen TestingStripe Webhook Testsk6 Load TestOWASP Audit

Launch + Ongoing

Production Launch, Stripe Go-Live, and Ongoing Iteration We deploy to production on AWS or Vercel, activate Stripe billing in live mode, configure Datadog or New Relic for infrastructure monitoring, set up PagerDuty alerting for critical errors, and submit your domain to HSTS preload. Post-launch, we offer flexible retainer options for feature sprints, bug fixes, and performance optimization as your customer count grows. We also provide the SOC2 technical documentation package if you are pursuing compliance certification.

AWS or VercelStripe Live ModeDatadogHSTS PreloadSOC2 Docs

Our Tech Stack for B2B Solutions

We help founders bring their ideas to life faster with lean, scalable MVPs built to validate concepts, attract investors, and grow with your users.

Flutter

Dart

React Native

Kotlin

SaaS Case Studies

B2B SaaS Platforms We Have Built

Real SaaS products. Real customers. Multi-tenant, Stripe-billed, and built to enterprise standards.

WorkSafe Mapping Platform

Construction • GIS Web App

WorkSafe Mapping Platform

A full-scale hazard management and asset tracking web platform for industrial power generation, petroleum, and construction environments. Real-time GIS mapping, work order management, and multi-site dashboards.

40%

Faster Incident Reporting

3x

User Adoption Rate

Taco Jose Web Platform

Ecommerce Restaurant Web

Taco Jose Web Platform

A brand-forward restaurant website with online ordering, table reservation system, menu management CMS, and events booking designed to maximize in-person and online conversions for a premium dining brand.

65%

Increase in Online Orders

2.1s

Page Load Speed

Client Reviews

What Founders Say About Launching Their MVP with Us

Verified reviews from startup founders who went from idea to live product with Maze Digital.

star imgstar imgstar imgstar imgstar img

Maze Digital completely transformed our product experience. The new UX is not only visually polished but significantly improved our user engagement and conversions.

Priya Sharma

Priya Sharma

Product Manager

star imgstar imgstar imgstar imgstar img

Working with Maze Digital felt like having a strategic partner, not just a design team. They understood our business goals and translated them into a seamless user journey.

Jason

Jason

Marketing Manager

star imgstar imgstar imgstar imgstar img

The level of detail in their UI/UX work is exceptional. From research to final design, everything was structured, thoughtful, and user-focused.

Omer

Omer

Founder & CEO

Startup Insights

MVP Development Guides for Founders

Free founder-focused guides from the Maze Digital team on building and launching MVPs.

B2B SaaS Development Frequently Asked Questions

Technical and business questions SaaS founders ask before starting a project, answered directly and in full.

B2B SaaS (Business-to-Business Software as a Service) development is the process of building cloud-based software that businesses subscribe to and access via a web browser or API. B2B SaaS products are characterized by multi-tenant architecture (multiple organizations share one platform with isolated data), subscription-based billing (monthly or annual recurring revenue), role-based access control (different permissions for different users within each organization), and usage analytics tracking product adoption and customer health. The global B2B SaaS market reached $317 billion in 2024.
B2B SaaS development costs range from $30,000 for a focused SaaS MVP to $300,000 and above for a complex enterprise-grade platform with compliance, marketplace features, and partner tiers. Most SaaS MVPs we build cost between $30,000 and $65,000. A full-featured SaaS platform with multi-tenancy, Stripe billing, SSO, team management, API, admin dashboard, and audit logs typically costs $80,000 to $200,000. We provide a detailed estimate after a free architecture consultation.
Multi-tenant architecture is the design pattern where a single SaaS application serves multiple customer organizations from shared infrastructure while keeping each organization's data completely isolated and secure. There are three main approaches: row-level security with shared schema (most common, cost-efficient, scales well to 10,000+ tenants), schema-per-tenant (stronger isolation, moderate complexity), and database-per-tenant (strongest isolation, highest infrastructure cost). We design the right approach based on your compliance requirements, expected customer count, and data sensitivity during the architecture session.
MVP development at Maze Digital costs between $15,000 for a simple single-platform MVP and $80,000 for a complex MVP with custom backend, multi-platform support, and significant integrations. Most startup MVPs we build fall between $20,000 and $55,000. We offer fixed-price MVP contracts; you know the total cost before you sign. The key to MVP cost control is rigorous scoping. We help you identify which features are essential for validating your hypothesis and which ones can wait, then price the MVP scope precisely.
Yes. We implement complete Stripe billing infrastructure including subscription plans and pricing tables, usage-based billing with metered subscriptions, trial periods with automatic conversion, proration for mid-cycle plan changes, coupon and discount management, dunning automation for failed payment recovery, Stripe Customer Portal for self-service billing management, and webhook handling for all subscription lifecycle events including customer.subscription.created, updated, deleted, and invoice.payment_failed. We have implemented Stripe in 30+ SaaS products and know every edge case.
Role-based access control (RBAC) is the permission system controlling what users within an organization can see and do in a SaaS application. In B2B SaaS, a typical implementation includes organization-level roles (Owner, Admin, Member, Viewer), resource-level permissions (create, edit, delete, view per resource type), and feature access gated by subscription plan (certain features only available on Business or Enterprise plans). At Maze Digital, we implement RBAC at three layers simultaneously: database via PostgreSQL row-level security policies, API via middleware authorization checks, and UI via feature gating so permission bypass via direct API calls is structurally impossible.
A focused SaaS MVP with core features takes 8 to 12 weeks. A full-featured SaaS platform with multi-tenancy, Stripe billing, SSO, team management, API, and admin dashboard takes 12 to 24 weeks. Enterprise-grade SaaS platforms with compliance requirements, complex integrations, and marketplace features take 24 weeks or more. We work in 2-week Agile sprints with a deployed staging environment after every sprint, so you see real, working software throughout the project rather than a single delivery at the end.
Our primary B2B SaaS stack is Next.js 15 (React 19) for the frontend with TypeScript, Node.js for the backend API layer, PostgreSQL 16 with Prisma ORM for the database with row-level security for multi-tenancy, Redis for caching and session management, Stripe for billing, Auth.js or Clerk for authentication with SAML SSO, and AWS or Vercel for hosting with GitHub Actions CI/CD. For observability, we use Datadog, Sentry, and PostHog. We choose stack variations based on your team's existing knowledge and long-term maintenance preferences.
You do. 100% of the TypeScript source code, database schema, and migration files, Figma design files, infrastructure configuration, and all project deliverables transfer to you on final payment. Maze Digital retains zero rights to your SaaS product or intellectual property. We sign NDAs before the project starts, work on a shared GitHub repository you have full access to throughout, and deliver a complete handover package including architecture documentation, deployment runbooks, and environment configuration guides on project completion.