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React Development

React development. Web apps, SPAs & UI engineering.

Web applications, dashboards, and frontend systems built by the senior engineers behind interfaces at Setu, ESPN, Pine Labs, and KredX. React 19, TypeScript, production-tested.

5dTo first deployment
3+yAverage partnership
98%Client retention
React Development · TypeScript

Trusted by engineering teams at

SetuPine LabsESPNKredXTreeboTimelyTurtlemint

Procedure is a React development company that builds production-grade SPAs, real-time dashboards, and component libraries for fintech, payments, and media companies. Since 2016, our senior React engineers have shipped interfaces handling millions of transactions for clients including Setu, ESPN, and Pine Labs. Every engineer on a React engagement has 3+ years of production React experience. For projects that need server-side rendering and SEO, we pair React with Next.js.

9+
Years in production engineering
50+
Senior engineers
75+
Clients served
98%
Client retention rate
Why React for your business

The frontend standard for products that need to scale.

Talent

Largest talent pool

React has the biggest frontend developer community worldwide. Finding engineers who know React is far easier than niche frameworks — reducing hiring risk and onboarding time.

Battle-tested

Proven at scale

Meta, Netflix, and Airbnb run on React. You're building on a foundation stress-tested at billions of users, not a bet on a framework that might not last.

Velocity

Reusable components

React's component model means features built for one screen reuse across your whole product. Teams ship faster because they assemble tested pieces instead of rewriting.

Ecosystem

Ecosystem depth

Over 200,000 npm packages extend React — from data visualization to real-time collaboration, there's a battle-tested library available. For SSR and SEO, Next.js adds a framework layer on top.

Maintainability

Lower switching costs

React's dominance keeps your codebase maintainable even as team members rotate. New hires are productive in days, not weeks — and the same skills extend to React Native for mobile.

React Development services

From SPAs to enterprise dashboards — built to ship fast and stay maintainable.

Web Applications & SPAs

Single-page apps, multi-page React apps, and PWAs built with React 19 and TypeScript. Vite for fast builds, React Router for navigation, Zustand or Redux Toolkit for state. Not every app needs Next.js — we'll tell you when it does.

React 19TypeScriptViteReact Router

Dashboards & Data Visualization

Admin panels, analytics dashboards, and data-heavy interfaces with React, Recharts, D3, and AG Grid. Real-time updates via WebSockets, complex filtering, and role-based access. We've built dashboards handling 100K+ data points with [Node.js](/technologies/nodejs/) backends that stay responsive because the rendering strategy was right from the start.

RechartsD3AG GridWebSockets

Component Libraries & Design Systems

Reusable libraries on Radix UI, shadcn/ui, or custom primitives. Storybook docs, accessibility baked in, tokens for consistent theming. Your design system becomes a shared language between designers and developers — not a Figma file nobody references.

Radix UIshadcn/uiStorybook

React Native Cross-Platform

iOS and Android apps sharing 60-80% of code with your React web app. One team, one language, consistent UI. React Native with Expo for faster builds or bare workflow when you need native module access. We cover the overlap so you don't need [two separate mobile teams when React Native handles both](/technologies/react-native/).

React NativeExpoiOS & Android

Performance Optimization

React Compiler adoption, bundle analysis, code splitting, lazy loading, and rendering strategy optimization. Procedure has taken Lighthouse scores from 40 to 95+ on production React apps. Specific, measurable improvements - not vague 'we optimize performance' promises.

React CompilerCore Web VitalsCode splitting

Legacy Frontend Migration

Migrating from jQuery, AngularJS, Backbone, or aging React class components to modern React with hooks and TypeScript. We follow the Strangler Fig pattern - incrementally replacing legacy components while the application stays live. Component by component, route by route. No big-bang rewrites.

jQuery → ReactHooksIncremental
React vs Next.js

When you need what.

We build with both. Here's how we decide — honestly, even when the simpler answer means less work for us.

React · Vite + React Router

For apps behind a login

Best for
Internal tools, dashboards, authenticated apps, SPAs
Why
Simpler mental model, faster development. No server-side complexity. Vite builds in seconds, hot module replacement is instant.
We use it when
Your app doesn't need SEO, users always log in first, and you want a clean client-side architecture without SSR overhead.
Next.js · React + Framework

For public, SEO-critical sites

Best for
Marketing sites, e-commerce, SEO-critical apps, full-stack
Why
Server Components, static generation, API routes, edge functions. SEO and performance are handled. The framework makes decisions so your team doesn't have to.
We use it when
Search traffic matters, you need a public-facing site, or you want one framework handling frontend and backend.

Many projects use both — a public marketing site on Next.js, an authenticated dashboard on React + Vite, sharing the same component library and design system. We architect for this pattern regularly.

Our approach

We treat React as a long-term engineering investment, not a short-term UI library choice.

01

Component Thinking Over Page Thinking

We design React systems around reusable, composable components with clear data contracts. This means your team ships faster over time because new features assemble from tested pieces rather than being built from scratch every sprint.

02

Performance as Architecture

Performance is an architectural decision, not a post-launch optimization. We choose rendering strategies, state management patterns, and code-splitting boundaries during design, not after users complain about load times.

03

Ownership-Ready Codebases

Every React project we deliver is built for your team to own independently. Typed interfaces, Storybook documentation, and clear module boundaries mean your engineers can extend and maintain the system without depending on us.

04

Incremental Over Big-Bang

Whether migrating from legacy frameworks or adopting React 19 features, we do it route by route. Your application stays live and your team stays productive throughout every transition.

05

Honest Technology Choices

Not every project needs React. Not every React project needs Next.js. We recommend the simplest tool that solves your actual problem, even if that means less work for us.

How we deliver

Working software every sprint — not just progress updates.

01

Architecture & discovery

1–2 weeks

We map product requirements, user flows, and integration points. You get a technical proposal covering the React vs Next.js decision, state management approach, component architecture, API strategy, hosting, and CI/CD. No code until the architecture makes sense.

02

Design & component system

1–2 weeks

Component library set up in Storybook, design tokens configured, core UI patterns built. Your team reviews and interacts with components before a single page is assembled. Figma-to-code pipeline so designers and developers work from one source.

03

Development & iteration

6–16 weeks

Sprint-based delivery with preview deployments on every pull request. Your team sees working features continuously, not at the end of a sprint. Automated tests written alongside features, code reviews on every merge.

04

QA, performance & launch

1–2 weeks

Lighthouse audits, Core Web Vitals optimization, cross-browser testing, accessibility audit (WCAG 2.1 AA), and load testing. React Compiler enabled and verified. Nothing launches until performance meets agreed benchmarks.

05

Handoff & support

Ongoing

Complete documentation, a Storybook component library, architecture decision records, and deployment runbooks. Your team owns the codebase. Optional support retainer for ongoing work — but no lock-in.

Our React stack

Every tool earns its place.

Here's what we ship with and why — the stack follows the problem, not the other way around.

LayerToolsWhy
FrameworkReact 19Next.js 15React 19 for SPAs and dashboards; Next.js when SEO or server rendering matters.
LanguageTypeScript (strict)Non-negotiable. Type safety across the stack catches bugs before users do.
BuildViteTurbopackVite for React SPAs (sub-second HMR), Turbopack for Next.js projects.
RoutingReact Router 7App RouterReact Router for SPAs, App Router for server-rendered apps.
StateZustandRedux ToolkitReact QueryZustand for simple global state, Redux Toolkit for complex flows, React Query for server state.
UI ComponentsRadix UIshadcn/uiHeadless UIAccessible, composable primitives — unstyled by default, so your brand isn't fighting a framework.
StylingTailwind CSSCSS ModulesTailwind for rapid development, CSS Modules when you need strict scoping.
FormsReact Hook FormZodPerformant forms with schema-based validation. No re-renders on every keystroke.
TestingVitestPlaywrightRTLUnit tests with Vitest, E2E with Playwright, component tests with React Testing Library.
HostingVercelAWS (CloudFront + S3, ECS)CloudflareVercel for Next.js, CloudFront + S3 for static SPAs, ECS for containerized apps.
CI/CDGitHub ActionsDockerAutomated tests, preview deployments on every PR, production deploys on merge.
MonitoringSentryDatadogVercel AnalyticsError tracking, performance monitoring, and Core Web Vitals dashboards.

We pick tooling based on your project. A dashboard doesn't need Next.js and Vercel — React + Vite + CloudFront is faster to build and cheaper to run. A marketing site doesn't need Redux — server state with React Query is enough.

Industries

Domain knowledge that accelerates delivery and reduces risk.

Financial Services & Fintech

Trading dashboards, payment interfaces, and portfolio tools. Real-time data rendering, complex form workflows, and SOC 2-compliant architectures for regulated environments.

SaaS & Technology

Multi-tenant dashboards, subscription portals, and admin panels. React component libraries that scale across product lines with shared design systems.

Healthcare & Life Sciences

Patient portals, clinical dashboards, and telehealth interfaces built with HIPAA-compliant patterns. Accessible UI meeting WCAG 2.1 AA standards.

Education & EdTech

Learning management systems, interactive course platforms, and student dashboards. Real-time collaboration features and progress tracking.

Media & Entertainment

Content management interfaces, streaming dashboards, and editorial tools. High-performance rendering for media-rich apps with complex state.

E-commerce & Retail

Product catalogs, checkout flows, and inventory dashboards. Server-side rendering for SEO-critical pages paired with client-side interactivity.

What started with one engineer nearly three years ago has grown into a team of five, each fully owning their deliverables. They've taken on critical core roles across teams. We're extremely pleased with the commitment and engagement they bring.
SS
Shrivatsa Swadi
Director of Engineering · Setu
Hire React developers

Experienced React engineers who plug into your team and ship from week one.

Model 01

Dedicated Developer

Engineers with 3+ years building production React applications. Full frontend capability spanning component architecture, state management, testing, and performance. React Native experience available.

Best for
Ongoing frontend or full-stack development · 3-month minimum
Model 02

Frontend Pod (2–4 + lead)

A self-contained team that owns full feature delivery — architecture, implementation, testing, and deployment. A mix of leads and mid-level engineers staffed to your project's needs.

Best for
Full feature ownership, design-system builds · 6-month minimum
Model 03

Project-Based Delivery

Fixed-scope engagement with clear deliverables, timeline, and budget. Defined component specs, agreed milestones, and transparent pricing from day one.

Best for
Defined scope with clear deliverables · scope-dependent
Starting at $3,500/mo per developer for full-time dedicated engagement.
Talk to us about your team
Let's build

Discuss your React project.

New build, migration, or performance optimization — we'll talk through architecture and give honest next steps. First call is with an engineer, not a salesperson.

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  • Engineers with 3+ years building production React
  • Full-stack: React frontend + Node.js or Python backend
  • React Native available for cross-platform mobile
  • Timezone overlap — India-based, flexible to US hours
Free architecture review30-minute callhello@procedure.tech

Frequently Asked Questions

It depends on scope. A dashboard or internal tool with 10-15 screens typically runs $20,000 to $50,000. A SaaS application frontend with auth, real-time features, and integrations sits in the $50,000 to $150,000 range. Enterprise platforms with design systems, component libraries, and multi-team architecture can run $150,000 to $400,000+. Our architecture consultation is free and scopes your specific project.