Sachin Maurya

Sachin Maurya

Frontend Engineer
Delhi, IN.

About

Results-driven Frontend Engineer with 4+ years of expertise in building high-performance, scalable web and mobile applications using React, Next.js, TypeScript, and React Native. Proven ability to deliver significant improvements in core web vitals, accessibility (WCAG 2.1 AA), and SEO, consistently achieving 90+ Lighthouse scores and reducing load times by up to 40%. Adept at leading complex projects, optimizing user experiences, and contributing to robust, maintainable codebases across diverse ecosystems.

Work

Jumbo
|

Frontend Engineer

Hauz Khas, Delhi, India

Summary

As a Frontend Engineer, I led the development of consumer-facing and internal tools across the Jumbo ecosystem, building robust web and mobile experiences with React, Vite, and React Native.

Highlights

Developed React SPAs for admin and promoter tooling using Vite, TanStack Router, and React Hook Form, streamlining user workflows.

Implemented responsive layouts and reusable loading/error states, enhancing user experience and application stability.

Engineered admin modules with Radix UI and Tailwind CSS, improving development efficiency and UI consistency.

Integrated WebView and RN↔web bridge within the consumer app, enabling seamless cross-platform functionality.

Refactored shared utilities and form handling for improved consistency and maintainability across the codebase.

Kreate Technologies Pvt. Ltd.
|

Frontend Engineer

Ghaziabad, Uttar Pradesh, India

Summary

Progressing from Trainee to Frontend Engineer, I spearheaded the development of scalable, high-performance web applications using React, Next.js, and TypeScript, significantly enhancing user experience and system efficiency.

Highlights

Delivered consistent 20-40% improvements in frontend performance metrics, including Lighthouse scores, bundle size, and load time, through strategic code-splitting, lazy loading, and asset optimization.

Implemented scalable state management solutions (React Query, Redux Toolkit, Zustand), reducing redundant API calls by ~20% and improving data consistency.

Achieved consistent 90+ Lighthouse scores on key landing and core user flows by enhancing SEO with SSR/SSG, semantic HTML, and structured metadata.

Built a reusable component library with TypeScript and modern React patterns, accelerating feature development by 25-30% and significantly reducing duplicate code.

Ensured WCAG 2.1 AA compliance and cross-browser responsiveness for public and government portals, boosting accessibility for diverse user bases.

Digidex Labs Pvt. Ltd.
|

WordPress Developer Intern

Delhi, Delhi, India

Summary

As a WordPress Developer Intern, I contributed to building and maintaining WordPress sites, focusing on performance optimization and user experience enhancements.

Highlights

Optimized media and DOM structure, reducing page load times by 20% and enhancing Core Web Vitals for improved user experience.

Built and maintained WordPress sites, implementing custom plugin features and theme enhancements to meet client specifications.

Collaborated with design and content teams to improve UX consistency and on-page SEO, increasing site visibility and user engagement.

Bharat Petroleum Corp. Ltd. (BPCL)
|

Engineering Apprentice

Uttarakhand, Uttarakhand, India

Summary

As an Engineering Apprentice, I supported operational teams with data analysis and reporting, gaining valuable exposure to large-scale enterprise processes and cross-functional coordination.

Highlights

Supported operational teams by performing data analysis and reporting using SAP and Excel, aiding in informed decision-making.

Assisted in preparing technical documentation and standard operating procedures, ensuring compliance and operational efficiency.

Gained exposure to large-scale enterprise processes and cross-functional coordination, enhancing understanding of complex organizational structures.

Education

GITAM, MDU, Rohtak
Rohtak, Haryana, India

Bachelor of Technology

Electrical Engineering

Languages

English
Hindi

Certificates

Meta Front-End Developer Career Certificate

Issued By

Meta

JavaScript Algorithms - freeCodeCamp

Issued By

freeCodeCamp

React Essential Training - LinkedIn Learning

Issued By

LinkedIn Learning

Skills

Programming Languages

JavaScript (ES6+), TypeScript.

Frontend Frameworks & Libraries

React.js, Next.js, Redux Toolkit, Zustand, React Query, Context API, TanStack Router, React Hook Form, Radix UI, Framer Motion, GSAP.

Mobile Development

React Native, Expo, WebView, RN↔web bridge.

Styling & UI

HTML5, CSS3, SCSS, Tailwind CSS, Bootstrap.

Web Concepts & Optimization

SSR, SSG, REST APIs, GraphQL, SEO, Accessibility (WCAG 2.1 AA), Performance Optimization, Core Web Vitals, Dynamic Imports, Image Optimization, Caching.

Build Tools & Bundlers

Vite, Webpack.

Deployment & Hosting

Vercel, Netlify.

Version Control

Git, GitHub, GitLab.

Development Tools

VS Code, Figma, Axios, Lighthouse, Web Vitals.

CMS & Analytics

WordPress, CleverTap.

Enterprise & Business Tools

SAP, Microsoft Excel, Documentation, Process Analysis, ASP.NET Core Razor.

Projects

Kreate Technologies Website

Summary

Developed a public-facing corporate website using Next.js 14, TypeScript, React Query, Tailwind, and Framer Motion, incorporating App Router and SSR/SSG for optimized SEO.

GENAI Document Analyzer

Summary

Engineered a document analysis platform frontend using React, Zustand, and Tailwind, with seamless integration to backend APIs for data processing.

Kreate Energy

Summary

Built a production website and internal platform for an energy-focused business unit, leveraging React, GraphQL, and React Query for efficient data management.

DFPD Portal

Summary

Delivered a large-scale public-facing government portal built on ASP.NET Core Razor views, ensuring broad accessibility and cross-browser compatibility.