01
Single-page applications
Vite + React + TypeScript with file-based or TanStack Router, code splitting, environment configs and deploy pipelines to any static host or container.
- Vite
- TanStack Router
- React Router
- TypeScript
React.js Development
React applications and component libraries for dashboards, GIS viewers, back-offices and design systems. TypeScript, modern state management and thorough testing — whether as a Vite single-page app, embedded in an existing site or as the foundation for Next.js and React Native.
Representative React.js code from our projects
01Why React.js
Small, typed components compose into large applications without the codebase becoming unmanageable.
TanStack Query and Table, Zustand, React Hook Form, Radix, Storybook and Testing Library cover every product need.
The same skills and often the same code move to React Native and Next.js when the product grows.
Mapbox GL JS, MapLibre, deck.gl, Leaflet and the ArcGIS Maps SDK all have mature React bindings.
Choose React.js when
Not sure it fits? Compare with the alternatives below or ask us — recommendations are part of every consultation.
React.js vs. alternatives02What we build with it
Layer management, drawing, querying and printing on ArcGIS, Mapbox or MapLibre.
Real-time KPIs, charts, tables and alerts for control rooms and managers.
CRUD-heavy internal apps with role-based access and audit trails.
Token-driven component libraries with Storybook documentation.
Booking, calculator, map or configurator widgets dropped into any site.
Multi-step forms with validation, autosave and offline tolerance.
03How we work with React.js
From greenfield builds to rescues and migrations — each engagement is scoped, estimated and delivered by engineers who work in React.js daily.
01
Vite + React + TypeScript with file-based or TanStack Router, code splitting, environment configs and deploy pipelines to any static host or container.
02
Server state with TanStack Query, client state with Zustand or Redux Toolkit, forms with React Hook Form and Zod — chosen for the app's complexity, not by habit.
03
Accessible components on Radix or Headless UI, design tokens, theming (light/dark), Storybook docs and visual regression tests.
04
react-map-gl, deck.gl, ArcGIS Maps SDK components, Recharts/Visx and virtualised tables for large datasets.
05
Vitest and Testing Library for components, Playwright for end-to-end flows, ESLint/TypeScript strictness and CI gates on every pull request.
06
Class-to-hooks migrations, Create React App to Vite, AngularJS/jQuery to React, and React 19 upgrades with codemods and incremental rollout.
04Where it sits
No technology ships alone. This is the reference architecture we start from on React.js projects — the highlighted layer is where React.js lives; the rest is chosen to fit your data, hosting and team.
Ecosystem we use daily
Reference architectureReact.js layer
05Honest comparison
React.js vs Next.js
Choose plain React for internal tools and embedded widgets; choose Next.js when SEO, server rendering or first-load performance matter.
React.js vs Angular
Choose React for flexibility and ecosystem breadth; Angular suits organisations already standardised on it — we maintain both.
Still undecided? The web technology guide walks through when we recommend each option.
All web technologies06FAQ
Looking for the full service? React.js work is delivered under our Web Development practice.
Yes. React is our default recommendation, but we maintain Angular (including Ionic apps) and Vue projects for clients who have standardised on them.
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