Best B2B SaaS Development ServicesB2B SaaS
Ship a production-grade SaaS platform in 12 weeks. Fixed price, senior engineers, full ownership.
IRPR builds B2B SaaS platforms using React, Node.js, PostgreSQL, and AWS. We focus on multi-tenant architecture, API-first design, and compliance-ready infrastructure.
We ship MVPs in 8-12 weeks with pricing from $80K to $250K. Every project includes HIPAA, PCI-DSS, or SOC 2 compliance as needed.
Our clients are SaaS founders who need a technical co-founder team, CTOs at mid-market companies scaling their product, and enterprise innovation teams launching new vertical SaaS products.
Types of software we ship.
Multi-tenant SaaS platform
A single codebase serving multiple customer organizations with isolated data and tenant-specific configurations. Uses PostgreSQL row-level security.
Subscription billing portal
Manages recurring payments, invoicing, and dunning workflows. Integrates with Stripe, Recurly, or Chargebee.
SaaS API gateway
Exposes REST and GraphQL endpoints with rate limiting, authentication, and usage analytics. Built on Kong or AWS API Gateway.
SaaS dashboard & analytics
Real-time business intelligence dashboards with drill-downs and export. Uses Metabase or Looker.
SaaS onboarding & user management
Self-service signup, invite flows, role-based access control (RBAC), and SSO via Okta or Auth0.
SaaS marketplace & integration hub
Third-party app integration platform with OAuth flows and webhook management. Supports Slack, Salesforce, HubSpot.
SaaS compliance & audit system
Automated compliance checks, audit logging, and data retention policies for SOC 2 or HIPAA. Uses ELK stack for logs.
SaaS multi-currency & localization
Pricing, invoicing, and content translation for global customers. Supports 40+ currencies via Stripe or PayPal.
We build for every business type.
Professional Services
Healthcare
Finance & Insurance
Ecommerce & Retail
SaaS & Tech
The best B2B SaaS development services deliver results
IRPR has shipped over 200 SaaS products with measurable outcomes.
Our team averages 12 weeks per MVP with a 98% on-time delivery rate. Clients see first revenue within 4 months of kickoff.
We maintain 99.9% uptime across all production deployments. Our clients retain 100% code ownership and full IP rights.
Generic dev shops vs the best B2B SaaS development
Most agencies over-promise and under-deliver. IRPR engineers are different.
We assign senior engineers only, no junior developers. Every project has a fixed price from week 2, after the Roadmap phase.
Our team works in your time zone overlap hours. We use Slack, Linear, and weekly demos to keep you in control.
- Hourly billing with no cap
- Junior engineers learning on your dime
- No compliance expertise
- Scope creep without change orders
- Unclear code ownership
- 6+ months to MVP
- Fixed price, no surprises
- Senior engineers only (10+ years avg)
- SOC 2, HIPAA, PCI-DSS built in
- Roadmap phase defines scope exactly
- You own all code and IP
- 8-12 week MVP delivery
How the best B2B SaaS development process works
Four phases from idea to launch, each with concrete deliverables.
We start with a 1-week kickoff to align on goals. Then the Roadmap phase produces a detailed spec and fixed quote.
Development runs in 2-week sprints with continuous deployment. After MVP, we hand over full source code and documentation.
What ships with the best B2B SaaS development services
Every project includes these deliverables by default.
No hidden extras. Everything below is part of the fixed price.
- MVP source code in your private GitHub repo
- CI/CD pipeline on GitHub Actions with automated tests
- Staging environment on AWS with production mirror
- Database schema migrations using Alembic or Prisma
- API documentation via Swagger or GraphQL Playground
- Admin dashboard for managing tenants and users
- Error tracking with Sentry and uptime monitoring with PagerDuty
- SSL, DNS, and domain setup
- 30-day post-launch support and bug fixes
- Technical documentation and runbooks
What we ship in this practice.
Multi-tenant CRM for real estate agents
Built a cloud-based CRM with MLS integration, automated email campaigns, and commission tracking. Reduced manual data entry by 10 hours/week. Tech stack: Next.js, PostgreSQL, Twilio.
Subscription billing platform for a SaaS startup
Created a usage-based billing system with tiered pricing, invoicing, and dunning. Integrated Stripe, HubSpot CRM. Achieved 95% reduction in billing errors.
Patient portal for a telemedicine provider
Developed a HIPAA-compliant portal with video visits, secure messaging, and EHR integration. Cut patient no-show rate by 40%. Tech: React, WebRTC, AWS Cognito.
Inventory management SaaS for mid-market retailers
Built a real-time inventory tracking system with barcode scanning, purchase orders, and supplier portals. Reduced stockouts by 60%. Tech: Node.js, MongoDB, Shopify API.
Skill assessment platform for a staffing agency
Delivered a SaaS platform for coding tests, proctored exams, and candidate scoring. Increased placement efficiency by 30%. Tech: Python, Django, Docker.
Learning management system for a corporate training firm
Built a multi-tenant LMS with SCORM compliance, certificate generation, and analytics dashboards. Scaled to 50+ client organizations in year one. Tech: Vue.js, Laravel, MySQL.
Why teams hire us.
Senior engineers only
Our team averages 12 years of experience. No junior developers. Every engineer has shipped at least 5 SaaS products before joining IRPR.
Fixed price, not hourly
We quote a fixed price after the Roadmap phase (week 2). No hourly billing, no surprise invoices, no scope creep charges.
Compliance built in
We design for SOC 2, HIPAA, PCI-DSS from day one. You don't need retroactive audits or rebuilds.
8-12 week MVP
We ship a production-grade MVP in 8 to 12 weeks. That's fast enough to test the market without sacrificing quality.
Full code ownership
You get 100% of the source code, IP, and deployment artifacts. No licensing fees, no vendor lock-in.
Global team, local overlap
Our engineers work in your time zone overlap hours (10am-2pm your time). We communicate in English via Slack and Zoom.
Idea → Roadmap → Product → Release.
Every engagement runs through the same four-stage pipeline. Predictable by design.
Questions clients ask first.
Related services and industries.
Ready to build? Let's talk.
30-minute discovery call. No deck. We'll tell you honestly what it takes, how long, and how much.