Senior React App Development ConsultantsApp Development
We build production React apps for startups and enterprises. Ship in 8-12 weeks with a fixed price.
IRPR builds production-grade React apps using Next.js, TypeScript, GraphQL, and Node.js. Our senior react app development consultants focus on performance, security, and maintainability from day one.
Most MVPs ship in 8 to 12 weeks with fixed pricing between $80,000 and $250,000. All code is yours, and we follow SOC 2 practices for data security.
Startup CTOs hire us to turn a Figma file into a working product. Enterprise product managers bring us in to modernize legacy React apps. SaaS founders use us to scale from MVP to Series A with a stable, test-covered codebase.
Types of software we ship.
Single-Page Application (SPA)
Client-side React app with React Router, lazy loading, and state management via Redux Toolkit or Zustand.
Progressive Web App (PWA)
Offline-first React PWA using Next.js, Workbox, and IndexedDB for push notifications and mobile installability.
Admin Dashboard
Feature-rich admin panels with React, Material UI, Recharts, and role-based access control.
Real-Time Collaboration App
React apps with WebSockets and Socket.io for live editing, chat, or collaborative workflows.
E-Commerce Storefront
Headless e-commerce frontends built with Next.js and connected to Stripe, Shopify, or Medusa.
Social Media Platform
React-based social feeds with infinite scroll, real-time notifications, and GraphQL subscriptions.
Data Visualization App
Dashboards with D3.js and React for interactive charts, real-time data streaming, and export to PDF.
Internal Tool / B2B Portal
Secure internal tools with React, Prisma ORM, and PostgreSQL for inventory, CRM, or HR workflows.
We build for every business type.
Startups
Enterprise
E-Commerce
Healthcare
Fintech
Why Senior React App Development Consultants Matter
React is easy to start and hard to master. Expert guidance keeps your app fast, secure, and scalable.
React alone gives you component-based UI, but senior react app development consultants bring patterns like server-side rendering with Next.js, state management with Zustand or Redux, and API layer design with tRPC or GraphQL. IRPR's team has shipped over 200 React projects across 50 countries.
We enforce strict TypeScript, write unit and integration tests (Jest + React Testing Library), and set up CI/CD pipelines on GitHub Actions. Every app gets Sentry error tracking, Lighthouse performance budgets, and automated dependency updates via Dependabot.
How IRPR is Different From a Generic Dev Shop
Most agencies use junior developers and bill by the hour. We do the opposite.
Generic dev shops often assign one senior and three juniors, charge hourly, and hand off code with no documentation. IRPR gives you only senior engineers (10+ years each), a fixed price from week 2, and full ownership of everything.
We don't do offshore handoffs. Your entire team works during US overlap hours, communicates via Slack and Linear, and ships working code every week. No surprises.
- Mixed senior/junior team with variable quality
- Hourly billing with no cap
- Code often undocumented and hard to maintain
- Long kickoff cycles (4-6 weeks)
- No performance or security audits
- Offshore handoff causes delays
- Only senior engineers with 10+ years each
- Fixed price locked after Roadmap phase (week 2)
- Full documentation and tests included
- 1-2 week kickoff with immediate sprint start
- Built-in Sentry error tracking and Lighthouse audits
- US overlap hours, no offshore handoff
Our Process: From Idea to Production React App
We follow a structured 4-phase process designed to de-risk your investment.
In the Idea phase we validate your concept with a short workshop and produce a technical scope. In the Roadmap phase (week 2) we lock the feature set, tech stack, and fixed price.
The Product phase is where we build your React app in biweekly sprints, deploy to staging, and test thoroughly. The Release phase handles deployment to production, CI/CD setup, and knowledge transfer.
What Ships With Your React App
Every project includes a complete delivery package, not just code.
When IRPR delivers your React application, you get everything needed to run, maintain, and scale it. No missing pieces, no hidden dependencies.
- Source code in your private GitHub repo
- CI/CD pipeline on GitHub Actions with automated tests
- Sentry error tracking and performance monitoring
- Lighthouse performance report with 90+ scores
- Full TypeScript types and interface documentation
- Unit tests with Jest and React Testing Library
- Deployment to AWS (ECS, Lambda) or Vercel
- Post-launch 30-day support window
- Readme file with architecture diagram and setup instructions
- Stripe / payment integration testing sandbox
What we ship in this practice.
Real-Time Collaboration Dashboard for a Remote Team
Built with React, Socket.io, and PostgreSQL. Reduced team coordination overhead by 6 hours per week. 50 simultaneous users supported.
HIPAA Compliant Telemedicine Portal
React frontend with Next.js, AWS HealthLake, and Twilio Video. Achieved 99.9% uptime and passed HIPAA audit in week 10.
PCI-DSS Compliant Checkout for an E-Commerce Brand
Headless Next.js storefront connected to Stripe and Shopify. Completed in 10 weeks, payment processing with zero security incidents.
Enterprise Asset Management Dashboard
React admin panel with Material UI, Prisma, and PostgreSQL. Cut report generation time from 3 days to 2 hours for a logistics firm.
Series A SaaS Platform for Recruitment Agencies
Monorepo with React and Apollo Client on the frontend, GraphQL and Node.js backend. Scaled to 10,000 daily active users in 3 months.
MLS-Connected Real Estate Search App
Next.js app with Mapbox, Realtor API, and Algolia for full-text search. Increased lead capture by 40% for a brokerage in New York.
Why teams hire us.
Fixed price, not hourly
Every IRPR project gets a fixed quote after the Roadmap phase (week 2). No hourly billing, no overruns. You know the cost before coding starts.
Senior-only team
All engineers have 10+ years of experience. No junior developers, no offshore handoffs. Your project is built by people who have shipped 200+ React apps.
8-12 week MVPs
A production-ready React app in two to three months. That includes auth, payments, CI/CD, and monitoring. IRPR has delivered 200+ projects on this timeline.
Full code ownership
You own every line of code, every test, every config file. No licensing fees, no vendor lock-in. We put the source code in your GitHub from day one.
Built-in compliance
We build to HIPAA, PCI-DSS, SOC 2, and GDPR standards as needed. Your app is secure and audit-ready from the first deployment.
Transparent communication
Daily standups in Slack, Linear for task tracking, and biweekly sprint reviews. You see progress in real time, not just at milestone checkpoints.
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.