Scalable Web App Development ServicesDevelopment Services
We build web apps that handle millions of users. Fixed pricing, 8-12 week delivery, and full code ownership.
IRPR builds scalable web app development services using modern stacks like React, Next.js, Node.js, and PostgreSQL. Our apps automatically handle traffic spikes without breaking or slowing down.
We deliver production-ready web apps in 8-12 weeks with fixed pricing from $80K to $250K. Every project includes CI/CD pipelines, monitoring, and compliance with HIPAA or PCI-DSS if required.
Startups needing an MVP to raise Series A, mid-market companies modernizing legacy systems, healthcare organizations requiring HIPAA-compliant patient portals, and fintech firms building PCI-DSS compliant dashboards all hire us.
Types of software we ship.
SaaS Platform
Multi-tenant web app with subscription billing, user management, and auto-scaling. Built with Next.js, Stripe, and AWS ECS.
Ecommerce Storefront
High-traffic online store with product catalogs, cart, and payment gateways. Integrates with Shopify or custom headless CMS.
Customer Portal
Self-service portal for clients to view invoices, update profiles, and submit tickets. Connects to Salesforce or HubSpot via API.
Admin Dashboard
Real-time analytics dashboard with charts, user management, and role-based access. Uses React, D3.js, and PostgreSQL.
Real-Time Collaboration App
Live editing, chat, and notifications using WebSockets and Firebase. Handles 10,000+ concurrent users.
API Backend
RESTful or GraphQL API with rate limiting, caching, and auto-scaling. Built on Node.js, Redis, and AWS Lambda.
Data Visualization App
Interactive dashboards with drill-downs and exports. Uses React, D3.js, and PostgreSQL for large datasets.
Mobile-Responsive Web App
Progressive web app with offline support, push notifications, and responsive design. Works on all devices with React and Workbox.
We build for every business type.
Startups
Enterprise
Healthcare
Fintech
Ecommerce
Why scalable web app development matters
A web app that works for 100 users often fails at 10,000. We design for growth from day one.
Scalable web app development services ensure your application handles sudden traffic surges without downtime or performance degradation. We use horizontal scaling, caching layers, and database sharding to keep response times under 200ms.
Every app we ship includes auto-scaling infrastructure on AWS or GCP, load testing reports, and monitoring with Datadog. Our clients see zero downtime during Black Friday or product launches.
How IRPR is different
Most agencies promise scalability but deliver monolithic code. We ship production-ready, scalable architectures from week one.
Generic dev shops often start with hourly billing and vague timelines. They hand over code with no CI/CD, no monitoring, and no documentation. You end up paying more to fix what they built.
IRPR gives you a fixed price, full code ownership, and a fully automated deployment pipeline. We include load testing, auto-scaling config, and a 30-day post-launch support window.
- Hourly billing with no cap
- No code ownership until final payment
- Monolithic architecture that breaks under load
- No CI/CD or monitoring
- Vague timelines (6-12 months)
- No post-launch support
- Fixed price from $80K to $250K
- Full code ownership from day one
- Microservices or modular architecture with auto-scaling
- CI/CD pipeline on GitHub Actions and Sentry monitoring
- 8-12 week delivery
- 30-day post-launch support included
Our scalable web app development process
We move from idea to production in four phases. Each phase ends with a deliverable you can review.
Our process is designed to reduce risk and keep you informed. You see working software every two weeks.
By the end of the Roadmap phase, you know exactly what you're getting and for what price. No surprises.
What you get with every project
Every scalable web app development project from IRPR ships with these deliverables included in the fixed price.
No hidden costs, no extra fees for deployment or documentation. Everything listed here is part of your project.
- Source code in your private GitHub repo
- CI/CD pipeline on GitHub Actions
- Sentry error tracking and performance monitoring
- Load testing report (k6 or Artillery)
- Docker containerization with Docker Compose
- Auto-scaling configuration for AWS ECS or GCP Cloud Run
- SSL certificates and custom domain setup
- API documentation (Swagger/OpenAPI)
- Database backup and restore scripts
- 30-day post-launch support and bug fixes
What we ship in this practice.
SaaS analytics platform for logistics
Built a real-time dashboard that reduced report generation from 4 hours to 10 minutes. Handles 50,000+ concurrent users. Tech stack: Next.js, PostgreSQL, Redis, AWS ECS.
Patient portal for a telehealth startup
HIPAA-compliant portal with video calls, appointment scheduling, and EHR sync. Cut no-show rates by 35%. Tech stack: React, WebRTC, Twilio, PostgreSQL, HIPAA-compliant AWS.
Payment dashboard for a fintech firm
PCI-DSS compliant dashboard with real-time transaction monitoring and fraud alerts. Processed $2M in transactions in the first month. Tech stack: Next.js, Stripe, PostgreSQL, Datadog.
Multi-vendor marketplace for ecommerce
Built a headless commerce platform with 500+ vendors and 100,000 SKUs. Achieved 99.9% uptime during Black Friday. Tech stack: Next.js, Shopify Storefront API, Stripe Connect, AWS CloudFront.
Real-time collaboration tool for remote teams
Developed a document editor with live cursors and chat. Supports 10,000 concurrent editors with < 50ms latency. Tech stack: React, Yjs, WebSockets, Redis, GCP.
Learning management system for edtech
FERPA-compliant LMS with adaptive quizzes and progress tracking. Increased student completion rates by 40%. Tech stack: Next.js, PostgreSQL, AWS Lambda, Auth0.
Why teams hire us.
Fixed price, not hourly
Every scalable web app development project gets a fixed quote during the Roadmap phase (week 2). No hourly billing, no surprise invoices, no scope creep charges.
Full code ownership
You own the source code, the IP, and the deployment from day one. We push code to your private GitHub repo on the first sprint.
8-12 week delivery
Our average project delivers in 10 weeks. We ship working software every two weeks so you can validate early.
Senior engineers only
Every engineer on your project has 8+ years of experience. No juniors, no offshore teams, no handoffs.
No offshore teams
All development happens in our New York and Los Angeles offices. You work directly with the engineers via Slack and weekly calls.
99.9% uptime SLA
We guarantee 99.9% uptime for every app we deploy. If we miss it, you get a month of free infrastructure support.
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.