Best Frontend App Development FirmFrontend App
We build complex frontends that load fast and convert users. 200+ products shipped in 12 weeks with fixed pricing.
IRPR is the best frontend app development firm for founders who need production-quality UI fast. We use React, Next.js, TypeScript, and Tailwind CSS to build single-page apps, dashboards, and PWAs that perform at scale.
Every project ships in 8-12 weeks for a fixed price between $80K and $250K. We handle everything from state management to API integration and performance optimization. Compliance-ready for SOC 2, HIPAA, and PCI-DSS.
We work with tech founders who need a v1 product in 3 months, enterprise teams that outsource frontend while keeping backend internal, and agencies that need white-label frontend delivery. Each client gets senior engineers only - no juniors.
Types of software we ship.
Single Page Application
Build a fast, dynamic SPA with React and React Router. No page reloads, instant transitions.
Progressive Web App
Turn your web app into a PWA with service workers and offline support. Uses Workbox and Lighthouse.
Dashboard UI
Create data-rich dashboards with charts, tables, and real-time updates using D3.js and WebSockets.
Design System
Build a reusable component library in Storybook with styled-components. Enables consistent UI across products.
Component Library
Develop a custom component library with TypeScript and automated testing via Jest and Cypress.
Landing Page Builder
Create a drag-and-drop landing page editor with live preview using React and Tailwind CSS.
Admin Panel
Build a full-featured admin interface with CRUD operations, role-based access, and data tables using React Table.
Mobile-First Web App
Design and build a mobile-first responsive web app with touch interactions and smooth animations using Framer Motion.
We build for every business type.
Ecommerce
SaaS
Healthcare
Fintech
Media
Why We Are the Best Frontend App Development Firm
Our track record proves it: 200+ products shipped across 50+ countries with a 98% on-time rate.
We focus on what matters: shipping fast without cutting corners. Our senior engineers have built frontends for YC startups, Fortune 500 enterprises, and fast-growing SaaS companies. Every project starts with a 2-week Roadmap phase to lock scope and price.
Our average project takes 12 weeks from kickoff to production. We use React, Next.js, TypeScript, and Tailwind CSS as the default stack. If you need Vue, Angular, or custom frameworks, we adapt - but the numbers stay the same: fixed price, no surprises.
IRPR vs Generic Dev Shops for Frontend Development
Not all frontend firms are equal. Here's how we compare to the average shop.
Most agencies staff with junior developers and bill by the hour. They push React because it's trendy, not because it fits your use case. They deliver late and blame scope creep.
IRPR assigns senior engineers only, uses a fixed-price model from week 2, and ships a working product in 12 weeks. We write tests, document code, and deploy with CI/CD. You own everything.
- Junior developers on your project
- Hourly billing with no cap
- No upfront scope definition
- Minimal tests or documentation
- Vague timeline estimates
- No post-launch support
- Senior engineers only (10+ years experience)
- Fixed price locked in week 2
- 2-week Roadmap phase to define scope
- Unit tests, integration tests, Storybook docs
- 12-week delivery guarantee
- 2 months of free support after launch
Our Frontend Development Process: 4 Phases
We follow a repeatable process that eliminates risk and ensures on-time delivery.
Our framework is Idea -> Roadmap -> Product -> Release. Each phase has clear deliverables and checkpoints. Clients see progress every 2 weeks.
The Roadmap phase (week 2) produces a fixed-price quote, wireframes, and a tech stack decision. No further discovery required.
What Ships with Every Frontend Project
You get more than code. Every delivery includes these production-ready artifacts.
Every project is built for long-term maintainability. We use modern tooling and follow industry best practices. Your team can take over immediately.
No black boxes. No proprietary frameworks. Just clean, documented code with automated pipelines.
- Source code in your private GitHub repo
- CI/CD pipeline with GitHub Actions and Vercel/Netlify
- Automated unit and integration tests (Jest + Testing Library)
- Storybook component documentation
- Responsive design for mobile, tablet, desktop
- Performance budget report (Lighthouse 90+ score)
- Sentry error tracking and monitoring setup
- Accessibility audit (WCAG 2.1 AA target)
- Deployment guide and runbook
- 2 months of post-release support
What we ship in this practice.
React-Based Subscription Dashboard
Built a real-time dashboard for a SaaS startup to manage subscriptions. Used React, Recharts, and Stripe API. Reduced manual billing errors by 95%.
PWA for Event Discovery
Developed a progressive web app for a media company to list and buy tickets. Service workers enabled offline access. Increased mobile engagement by 40%.
Telemedicine Patient Portal
Created a HIPAA-compliant patient portal with video calls and scheduling. Used Next.js, Twilio Video, and Auth0. 8 hours/week saved for admin staff.
Investment Portfolio Tracker
Built a fintech frontend with live stock charts and transaction history. Used React, D3.js, and WebSocket feeds. Load time under 1.5 seconds.
Headless Commerce Storefront
Developed a custom storefront on top of Shopify's Storefront API. Used Next.js with static generation for product pages. Conversion rate increased by 25%.
Real Estate MLS Search
Created a property search interface with map integration and Advanced filters. Used React Leaflet and Elasticsearch. Reduced search load times by 60%.
Why teams hire us.
Senior Engineers Only
Every developer on your project has 10+ years of experience and has shipped multiple production frontends. No juniors, no code monkeys. You get a tech lead from day one.
Fixed Price From Week 2
After the 2-week Roadmap phase, we lock scope and price. No hourly billing. No surprise overages. Your budget is fixed at $80K-$250K for the whole project.
Production-Ready in 12 Weeks
Our average MVP ships in 12 weeks. We have delivered 200+ products on time. We use a sprint structure with bi-weekly demos so you see progress.
Full Code Ownership
You own all source code, documentation, and design assets. No licensing fees. No proprietary frameworks. You can move to any team after launch.
Dedicated Project Manager
A single PM coordinates all communication, sprints, and timelines. They handle blockers and keep the team focused. You talk to one person, not a committee.
Post-Launch Support Included
We provide 2 months of free bug fixes and small updates after launch. After that, we offer maintenance retainer at $4K/month for monitoring and hotfixes.
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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