umesh taviya

React.js Developer

Ahmedabad, Gujarat, India 3+ yrs exp 87 · Excellent

About

React.js Developer with 3.5+ years of frontend-focused experience building scalable, reusable, and API-driven enterprise applications across ERP, CRM, HRMS, and real-time communication platforms. Skilled in React.js, JavaScript (ES6+), TypeScript, and Redux Toolkit, with hands-on experience architecting component-based UI systems, optimizing rendering performance (React.memo, useMemo, useCallback, list virtualization, debouncing), and integrating RESTful APIs into dynamic, multi-step forms. Comfortable collaborating across frontend and backend teams, reviewing code, and mentoring junior developers within Agile Scrum delivery cycles.

Skills & Expertise (50)

React.js Advanced

8.6/10

3.5

Years Exp

Typescript Intermediate

7.8/10

Years Exp

Node.js Intermediate

7.6/10

Years Exp

Redux Toolkit Intermediate

7.4/10

Years Exp

REST APIs Intermediate

7.2/10

3.5

Years Exp

Docker Intermediate

7.0/10

Years Exp

Git Intermediate

7.0/10

3.5

Years Exp

Agile Scrum Intermediate

6.8/10

3.5

Years Exp

GitHub Actions JSON Debouncing code splitting lazy loading Memoization Jest React Testing Library GitHub Gitlab API Integration Vite Webpack Express.js MongoDb Neo4j Jira code reviews Technical Documentation Tailwind CSS Javascript (ES6+ Next.js HTML5 CSS3 React Hooks React.memo useMemo useCallback Context API React Query React Router WebSockets Material-UI bootstrap Responsive Design Cross-Browser Compatibility Dynamic Forms Formik Yup Conditional Rendering RBAC Socket.IO

Work Experience

React.js / MERN Stack Developer

Hexylon Analytics

Dec 2024 - Aug 2026

Developed React.js/TypeScript components across a 6-module enterprise ERP suite (Inventory, HR, Sales, Finance, CRM, HRMS) for 200+ users. Integrated 20+ REST APIs with structured state management, powering real-time dashboards and data-driven views. Built a reusable, config-driven form component — passing a field config auto-renders the right input type and validation — powering 10–20 dynamic ERP forms with RBAC and conditional rendering, cutting code duplication and speeding up delivery. Optimized rendering with React Window virtualization, debounced inputs, and React.memo/useMemo/useCallback, cutting unnecessary re-renders and API calls. Mentored 2 junior developers on component architecture and Git workflows through code review. Containerized builds with Docker and automated GitHub Actions CI/CD, improving release efficiency by 40%.

React.js Developer

Goldenmace IT Solutions

Mar 2024 - Nov 2024

Built high-performance React.js applications, including eco-sustainability portals and an AI coaching platform (Any Guru), in Agile sprints. Developed real-time AI persona chat interfaces and proposal-generation workflows using REST/WebSocket streaming. Built a 25+ component reusable UI library, cutting feature delivery timelines by 40%. Optimized performance with Webpack code splitting, memoization, and lazy loading, reducing page load times by 30%. Delivered responsive, cross-browser-compatible layouts across 5 key device breakpoints.

Junior Web Developer

Celloip Technology

Jan 2023 - Feb 2024

Built real-time frontend interfaces for E-Fone, a communication app supporting 500+ active users, using React.js, Node.js, and Socket.IO. Shipped 1-to-1 chat, group channels, broadcast messaging, scheduling, and low-latency (<200ms) voice/video. Managed real-time global state across 8+ Redux Toolkit slices for presence, calls, and authentication. Wrote 40+ Jest/React Testing Library tests, reducing production defects by 25%. Delivered responsive, accessible UI components with Material-UI.