Leading Scalable Web App Development ServicesScalable Web App
We build web apps that handle millions of users without breaking. Fixed pricing, 8-12 week delivery, senior engineers only.
IRPR builds scalable web apps using React, Node.js, PostgreSQL, and AWS. Every project starts with a 2-week Roadmap where we define the architecture for horizontal scaling, caching, and database sharding.
We ship production-ready code in 8-12 weeks with a fixed price between $80K and $250K. Our apps meet SOC 2, HIPAA, or PCI-DSS compliance standards depending on your industry.
Startups scaling from seed to Series A hire us to replace MVP code. Mid-market companies hire us to rebuild legacy apps that crash under load. Enterprise teams hire us when their internal dev team lacks bandwidth for a mission-critical platform.
Types of software we ship.
SaaS platform
Multi-tenant web app with subscription billing, user roles, and usage analytics. Built with Stripe, Auth0, and Postgres.
Ecommerce platform
High-traffic storefront with cart, checkout, inventory sync, and payment gateways like Shopify API or Stripe.
Real estate marketplace
Property listing platform with MLS integration, map search, and lead management. Uses Elasticsearch for fast filtering.
Healthcare portal
HIPAA-compliant patient portal with appointment scheduling, telehealth video, and EHR integration via FHIR API.
Fintech dashboard
Real-time financial analytics dashboard with Plaid connections, transaction categorization, and PCI-DSS encryption.
Social network
User-generated content platform with feeds, messaging, notifications, and moderation. Uses WebSockets for real-time updates.
Content management system
Headless CMS with custom content models, media library, and GraphQL API. Built on Next.js and Strapi.
API backend
REST/GraphQL API handling millions of requests per day with rate limiting, caching, and auto-scaling on AWS Lambda.
We build for every business type.
startups
ecommerce
healthcare
fintech
real estate
Why Scalable Web App Development Matters
A web app that cannot scale will lose users and revenue when traffic spikes.
IRPR has shipped over 200 web apps that handle traffic from 1,000 to 10 million monthly active users. We design for scale from day one using horizontal partitioning, CDN caching, and auto-scaling groups on AWS.
Our architecture separates read and write workloads with read replicas, uses Redis for session caching, and implements database connection pooling. Every app is load-tested before launch to guarantee 99.9% uptime under expected peak load.
IRPR vs. Generic Dev Shops
Not all development teams deliver scalable, production-ready web apps.
Generic dev shops often use cookie-cutter templates and junior developers. They skip load testing, ignore database indexing, and hand you code that crashes at 500 users.
IRPR assigns senior engineers only, runs load tests in staging, and documents the scaling playbook. You get a web app that grows with your business without a rewrite.
- Uses junior developers with 0-2 years experience
- No load testing before launch
- No database indexing or query optimization
- No CI/CD pipeline for automated deployments
- No monitoring or error tracking setup
- Delivers code you cannot scale without a rewrite
- Senior engineers with 8+ years experience
- Load tests every app to 10x expected traffic
- Indexes databases and optimizes queries
- Sets up GitHub Actions CI/CD pipeline
- Configures Sentry error tracking and CloudWatch monitoring
- Ships code that scales horizontally out of the box
Our 4-Phase Process for Scalable Web Apps
We follow a repeatable process that eliminates surprises and delivers on time.
Every project moves through Idea, Roadmap, Product, and Release. The Roadmap phase (week 2) locks scope, architecture, and price. No changes after that without a change order.
During Product, we build in 2-week sprints with daily standups and weekly demos. Release includes deployment to production, monitoring setup, and a 30-day warranty.
What Ships with Every Scalable Web App
You own everything. No lock-in, no hidden dependencies.
When we deliver your web app, you get a complete production system. Not just code, but the infrastructure, monitoring, and documentation needed to run it.
All assets are in your own AWS account or cloud provider. You can maintain the app yourself or hire any team to take over.
- Full source code in your private GitHub repo
- CI/CD pipeline on GitHub Actions or GitLab CI
- Infrastructure as code (Terraform or CloudFormation)
- Sentry error tracking and performance monitoring
- CloudWatch dashboards for uptime and latency
- Load test results and scaling recommendations
- API documentation (Swagger/OpenAPI)
- User guide and admin manual
- 30-day post-launch warranty with bug fixes
- One-hour response SLA for critical issues
What we ship in this practice.
B2B SaaS Subscription Platform
Built a multi-tenant SaaS app with Stripe billing, user roles, and usage analytics. Reduced churn by 30% through better onboarding. Tech stack: Next.js, Node.js, PostgreSQL, Redis, AWS ECS.
High-Traffic Ecommerce Storefront
Replaced a legacy Magento site with a headless React frontend and custom checkout. Handled 50,000 concurrent users during Black Friday without slowdown. Tech stack: React, Node.js, Elasticsearch, Shopify API, AWS CloudFront.
HIPAA-Compliant Telemedicine Portal
Developed a patient portal with video visits, secure messaging, and EHR sync. Achieved HIPAA compliance in 10 weeks. Tech stack: React, WebRTC, AWS Chime, FHIR API, DynamoDB.
Real-Time Fintech Dashboard
Created a dashboard for financial advisors to view client portfolios and transactions. Reduced data refresh time from 5 minutes to real-time. Tech stack: React, GraphQL, Plaid API, AWS Lambda, TimescaleDB.
Real Estate MLS Integration Platform
Built a property search app with MLS data, map-based filtering, and lead capture. Increased agent sign-ups by 40%. Tech stack: Next.js, Elasticsearch, Google Maps API, PostgreSQL, AWS RDS.
EdTech Learning Management System
Developed a custom LMS with video courses, quizzes, and progress tracking. Scaled to 100,000 students in the first quarter. Tech stack: React, Node.js, AWS S3, Redis, MongoDB.
Why teams hire us.
Fixed price, not hourly
Every project gets a fixed quote in the Roadmap phase (week 2). No hourly billing, no surprise invoices, no scope creep charges. You know the cost before we start building.
Senior engineers only
We don't use junior developers. Every engineer on your project has 8+ years of experience and has shipped at least 5 production web apps. You get a team that solves problems fast.
8-12 week delivery
We ship a production-ready web app in 8-12 weeks. Our process is optimized for speed without cutting corners. 98% of our projects deliver on time.
Full code ownership
You own all source code, infrastructure scripts, and documentation. No proprietary frameworks, no licensing fees. You can take the app anywhere after launch.
Compliance built-in
We build HIPAA, PCI-DSS, SOC 2, and FERPA compliance into the architecture from day one. No after-the-fact patches. We've passed audits for 30+ clients.
Async-first communication
We work async with daily standups via Slack and weekly video demos. No micromanagement, no mandatory meetings. You get progress updates without interrupting your day.
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.
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