Senior React.js Development ServicesDevelopment Services
Build your React.js MVP with engineers who ship production code in 12 weeks. We deliver custom React apps with $80K fixed pricing.
IRPR builds custom React.js applications using React 18, TypeScript, Next.js, Redux Toolkit, and GraphQL. Every project starts with senior engineers who average 10 years of front-end experience.
We ship fully functional MVPs in 8-12 weeks with fixed pricing from $80K to $250K. Our apps are deployed on AWS with CI/CD pipelines, automated tests, and Sentry error tracking built in.
Companies that hire us include CTOs launching a SaaS MVP, product managers scaling a web app, healthcare startups needing HIPAA-compliant React interfaces, and ecommerce brands requiring a custom storefront.
Types of software we ship.
Single-Page Application (SPA)
A fast, client-side rendered app using React Router and lazy loading. Ideal for dashboards and tools with rich interactions.
React Native Mobile App
Cross-platform iOS and Android apps built with React Native and Expo. Share 80% code between platforms.
Progressive Web App (PWA)
Offline-capable web app with service workers and push notifications. Uses Workbox and Lighthouse audits.
Enterprise Dashboard
Data-heavy admin panels with Recharts, ag-Grid, and real-time updates via WebSockets. Integrates with your backend APIs.
Real-Time Data App
Live collaboration features using Socket.io or Firebase Realtime Database. Used in fintech tickers and team chat tools.
E-commerce Storefront
High-performance storefronts with Next.js, Stripe, and Algolia search. Optimized for Core Web Vitals and conversion.
Content Management System (CMS)
Headless CMS frontends using React, Contentful or Strapi, with rich text editing and media library.
Internal Tool / Admin Panel
Custom dashboards with Material-UI, role-based access, and REST/GraphQL integrations. Built to replace spreadsheets.
We build for every business type.
SaaS startups
Ecommerce
Healthcare
Fintech
Enterprise
Why senior React.js developers matter
Hiring senior developers means fewer bugs, faster features, and architecture that scales from day one.
Junior developers often create monolithic components and miss state management best practices. Our senior React engineers use TypeScript, Redux Toolkit, and React Query to keep code clean and testable.
With over 200 React apps shipped, IRPR knows how to avoid common pitfalls like over-fetching data or ignoring accessibility. Every app passes Lighthouse scores above 90 and meets WCAG 2.1 AA standards.
Generic React shop vs IRPR
Not all React development services are equal. Compare what you actually get.
Many agencies sell 'senior developers' but staff juniors or offshore teams. They charge hourly, change requirements halfway, and hand over code with no tests.
IRPR gives you a fixed price, a dedicated senior team, and full ownership from day one. Our process is transparent and predictable.
- Uses junior developers with 1-2 years of React
- Hourly billing with no cap
- Code ownership unclear
- No compliance (HIPAA/PCI)
- Slow email-only communication
- No post-launch support
- Senior engineers with 7+ years of React experience
- Fixed price from the Roadmap phase (week 2)
- 100% code and IP ownership
- HIPAA, PCI-DSS, and SOC 2 compliance built in
- Daily standups in your time zone via Slack or Zoom
- 12 months of support and monitoring included
Our React.js development process
We follow a four-phase process that moves from idea to production in 12 weeks.
Every project starts with a 2-week Roadmap phase where we define scope, tech stack, and a fixed price. No guesswork, no change orders.
After the Roadmap, we design the UI in Figma, build the app in 2-week sprints, and deploy with full CI/CD. You see working software every sprint.
What ships with every React.js project
Every delivery includes production-grade assets so you can launch or hand off immediately.
We don't just deliver a code folder. Every project comes with automated testing, CI/CD, monitoring, and documentation.
You get everything you need to maintain and scale the app yourself or hand it to your internal team.
- Source code in your GitHub repo
- CI/CD pipeline with GitHub Actions
- Unit tests with Jest (90%+ coverage)
- E2E tests with Cypress
- Deployed to AWS/GCP/Netlify
- Sentry error tracking
- Storybook component library
- Documentation (README, API docs)
- Post-launch support for 12 months
- Performance audit report
What we ship in this practice.
Real-time analytics dashboard for a fintech startup
Built a React dashboard with D3.js charts and WebSocket updates. The client saw a 40% faster decision-making cycle. Stack: React, D3.js, Socket.io, Node.js, MongoDB.
Patient portal for a healthcare provider
Created a HIPAA-compliant portal with Next.js and Auth0. Patient phone calls dropped by 30%. Stack: React, Next.js, FHIR API, PostgreSQL, AWS.
E-commerce storefront for a fashion brand
Developed a Gatsby storefront with Stripe checkout and Algolia search. Conversion rate increased by 25%. Stack: React, Gatsby, Stripe, Shopify API.
Project management tool for a remote team
Built a collaborative tool with drag-and-drop Kanban boards and Slack integration. Task visibility improved by 50%. Stack: React, Redux, Firebase, Slack API.
Inventory dashboard for a logistics company
Replaced spreadsheets with a live dashboard using Material-UI and GraphQL. Saved 15 hours per week in manual reporting. Stack: React, Material-UI, GraphQL, AWS Lambda.
CRM interface for a real estate agency
Built a custom CRM with lead tracking and Salesforce integration. Lead response time improved by 20%. Stack: React, Ant Design, Salesforce API, PostgreSQL.
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.
Senior engineers only
Our developers average 10+ years of React experience. No juniors, no offshore teams. Every engineer works directly with your team.
Full code ownership
You own 100% of the source code, IP, and deployment. We don't charge royalties, licensing fees, or retainers after handoff.
Compliance built in
We build HIPAA-compliant React apps with signed BAAs. Fintech apps meet PCI-DSS Level 1. Enterprise apps follow SOC 2 controls.
12-week delivery
Most MVPs ship in 8-12 weeks. 98% of our projects deliver on time. You get a working product fast, not a prototype.
Post-launch support included
Every project includes 12 months of maintenance, monitoring with Sentry, and hotfixes. We don't disappear after launch.
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.