We are looking for a hands-on ReactJS Developer to build responsive web and mobile experiences for enterprise construction and renewable-energy platforms used daily by field teams on live project sites. You will convert UI/UX designs into performant, installable applications (PWA and React Native), integrate with backend APIs, and work in an agile, sprint-driven team alongside backend, QA automation and UI/UX specialists.

**Key

Responsibilities

:**

• Develop and maintain web applications using ReactJS (functional components, hooks, Redux/Context state management). • Develop mobile applications using React Native for Android and iOS, including offline-capable flows for field usage. • Convert Figma UI/UX designs into pixel-accurate, responsive, mobile-first interfaces (PWA patterns: installability, asset caching). • Integrate frontend with backend REST APIs; handle authentication (SSO/OAuth), error states and data caching. • Build dashboards, data grids, map/GIS views and reporting screens with strong rendering performance. • Ensure application performance, scalability and security (code-splitting, lazy loading, secure token storage). • Write clean, testable, peer-reviewed code; participate in sprint planning, retrospectives and bug bash cycles. • Collaborate with QA to keep components automation-friendly (stable selectors/test IDs for Playwright). • Support UAT and production releases with structured root-cause analysis on issues. ### Requirements

Mandatory/Must have Skills

• ReactJS and React Native (hands-on project experience) • JavaScript and TypeScript • HTML5, CSS3, Tailwind/Bootstrap; responsive cross-browser design • REST API integration (JSON, async patterns) • State management: Redux / Zustand / Context • Git/GitHub or Azure DevOps (branching, PRs, reviews)

Good to have skills

• PWA experience (service workers, offline caching) • Map libraries (Leaflet / ArcGIS JS) or charting (Chart.js / Recharts) • Azure DevOps boards and CI/CD exposure • SSO integration experience (Azure AD / SAP BTP IAS) • Basic Node.js ### Benefits - ​Opportunity to work with a dynamic and fast-paced engineering IT organization. - Be part of a company that is passionate about transforming product development with technology.