Job Summary :

We are seeking a highly skilled ReactJS Developer to design, develop, and optimize web applications with a focus on performance, analytics, payments, and location-based solutions. The ideal candidate will have strong expertise in ReactJS, Firebase, GA4, Google Maps, CDN integration, payments, and dashboards, with a proven ability to deliver secure, scalable, and high-performing applications.

Responsibilities :

- Build and maintain modern, scalable ReactJS applications with reusable components.

- Implement state management using Redux for predictable application flow.

- Develop responsive dashboards with real-time data visualization.

- Integrate Firebase services (authentication, Firestore, cloud functions, hosting, push notifications).

- Configure and track user events using Google Analytics 4 (GA4).

- Implement Google Maps API for maps rendering, routing, geocoding, and custom markers.

- Set up CDN integration (Cloudflare, Akamai, AWS CloudFront) for faster delivery.

- Build and consume RESTful APIs for data exchange and microservice integrations.

- Implement payment gateways ( Razorpay, PayPal, UPI, digital wallets, subscriptions).

- Handle secure sessions, tokens (JWT/OAuth2), and encrypted storage.

- Ensure compliance with PCI DSS and other payment security standards.

- Integrate location tracking for real-time services.

- Build geofencing and proximity-based solutions.

- Optimize user experiences with location-based personalization.

- Improve Core Web Vitals (FCP, LCP, CLS, TTI) for SEO and user experience.

- Use lazy loading, code splitting, and CDN caching for performance.

- Monitor performance via dashboards and analytics tools.

- Apply Tailwind CSS and Material Design frameworks for modern, responsive UI.

- Ensure cross-browser compatibility and accessibility standards (WCAG).

Desired Profile :

- Strong proficiency in ReactJS (hooks, functional components, lifecycle).

- Expertise in Redux and state management libraries.

- Hands-on experience with Firebase (Auth, Firestore, Hosting, Messaging).

- Knowledge of GA4 integration and event-driven analytics.

- Practical experience with Google Maps API (maps, routes, geolocation).

- Knowledge of payment gateways and digital payment systems.

- CDN integration experience for performance optimization.

- Strong skills in HTML5, CSS3, JavaScript (ES6+), Tailwind CSS, Material UI.

- Good understanding of sessions, tokens, and secure storage.

- Experience with RESTful APIs and JSON-based integrations.

- Familiarity with Core Web Vitals optimization strategies.

- Understanding of analytics dashboards and reporting tools.