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NOIDA · CORPUS CHRISTI · AUCKLAND+91 92661 42805sam@knitinfotech.com
Frontend · React 19

React development for your web application

Scope, implementation, testing and handover

Build the interface around the tasks users need to complete. Discuss the existing backend, component structure, accessibility, testing and handover requirements.

src/components/RateCard.tsx
Typed props · no dead placeholders · tested with Testing Library

Interfaces around user tasks

React can support dashboards, portals and application interfaces. Define the user journeys, permissions, existing backend and integration requirements before choosing the component structure.

Component quality and delivery

Discuss accessible controls, state management, testing and error handling. Agree responsibility for the API, design system and release process. Rendering and search requirements should be considered in the wider application architecture.

Project or ongoing capacity

For a defined application or website scope, see website development. For ongoing support, discuss a React developer. Review relevant experience and working hours before onboarding.

Related technical services: Next.js, redesign work.

Define the interface and its dependencies

Bring the main screens, user roles and current API documentation to the discussion. Identify the information each user can see or change and the systems that supply it. Explain how the interface behaves when data is loading, missing or rejected. For an existing application, list the components to retain and the problems users encounter.

Acceptance and ongoing maintenance

Agree examples for the tasks users need to complete, including validation and error recovery. Discuss keyboard access, mobile layouts and the browsers relevant to the project. Define which integrations can be tested with sample data and who approves access to other environments. Identify the client’s responsibility for backend changes, deployment accounts and design decisions. A handover should cover component conventions, testing and the process for reviewing later changes. Support terms should describe the work included and the person responsible for release approval.

What we build

What we build with React

Admin and operations dashboards

Tables that stay responsive at a hundred thousand rows, saved views, role-based permissions, and the exports operations asked for twice already.

Customer portals

Account, billing, ticket and document areas wired to whichever system already holds the data, without duplicating it.

Design systems and component libraries

A documented, accessible component set in Storybook, versioned properly so three teams can install it and none of them fork it.

React front-ends for existing backends

A modern interface over a Laravel, .NET or Java API with the business logic left exactly where it is.

Explore →

Progressive web apps

Installable, offline-tolerant interfaces for field teams, where an app-store release cycle would be more trouble than the feature is worth.

Rescue and modernisation

Class components, dead routers and abandoned dependencies brought up to a version you can actually hire for.

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Stack

Our React stack, by layer

CoreReact 19 · TypeScript · Vite · React Compiler
RoutingReact Router · TanStack Router · Next.js when routes must be indexed
State and dataTanStack Query · Zustand · Redux Toolkit on codebases that already have it
StylingTailwind CSS · CSS Modules · Radix UI · shadcn/ui
Forms and tablesReact Hook Form · Zod · TanStack Table
TestingVitest · Testing Library · Playwright · axe for accessibility
ToolingESLint · Prettier · Storybook · Turborepo for monorepos
DeliveryStatic hosting on Cloudflare or S3 · Docker · GitHub Actions
Honest comparison

React compared with the alternatives

React vs Angular

Compare the current codebase, team experience, required features and maintenance approach. Different interface frameworks make different choices about application structure and tooling. The appropriate choice follows the requirements and the people responsible for the code.

React vs Vue

Review existing code, team experience, component requirements and long-term maintenance before choosing between React and Vue. A familiar, supported approach can be more useful than a framework change without a clear project benefit.

React alone vs React inside Next.js

For public pages, plan rendering, crawlability, metadata and performance. For authenticated interfaces, define navigation, data access and error handling. A framework such as Next.js can supply rendering and routing choices, while an existing React application may have its own architecture.

Questions

React, answered

Is React still a safe choice in 2026?

Assess React against the requirements, existing codebase, team experience and dependency support. The project also needs clear decisions about routing, data access, testing and maintenance. Review those choices before selecting a new stack or changing an existing one.

Should our public website be a React single-page app?

Review public content, rendering, crawlability, link previews and performance requirements before choosing an architecture. JavaScript rendering can affect how content is discovered and processed. A framework with server rendering may be useful, but the implementation and testing determine whether the pages work as intended.

Can you take over a React project someone else started?

Yes, and it is a large share of our front-end work. We begin with a two-week audit covering dependency and security state, the build and deploy path, test coverage, bundle size and the components nobody dares touch. You get a written plan, and you are free to take it to another team.

Do your React developers write tests?

Component behaviour in Vitest and Testing Library, the journeys that matter in Playwright, and axe running in the pipeline. We do not chase a coverage percentage, because the number tells you nothing about whether checkout works. We cover the paths where a regression costs money.

How do you keep a React app accessible?

Semantic HTML first, Radix or headless primitives for anything with complicated keyboard behaviour, visible focus states, and axe in CI. Testing happens with a keyboard and a screen reader before release rather than after a complaint from a customer's procurement team.

Can we hire React developers from you?

Yes. Relevant developer profiles start at USD 18/hour or USD 2,400/month for 160 reserved hours. We confirm relevant experience, availability, responsibilities and the final rate after reviewing the work.

Next step

A React product to build, or to rescue?

Send the repository or the requirements. You get a written read on scope, risk and what we would change in the first fortnight.

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