Karan Kumbhare

Frontend-Focused Full Stack Developer

Surat, Gujarat 1+ yrs exp 83 · Excellent

About

Frontend-Focused Full Stack Developer with 1.5+ years of professional experience building scalable, responsive, and high-performance web applications using React.js, Next.js, TypeScript, and Node.js. Experienced in developing production-ready client projects, building REST APIs, integrating third-party services, and optimizing application performance. Successfully migrated a legacy Shopify store to Shopify OS 2.0 by implementing reusable sections and modern theme architecture, while also developing custom Shopify components using Liquid, HTML, CSS, and JavaScript. Passionate about writing clean, maintainable code and delivering business-focused solutions that enhance user experience, website performance, and scalability.

Skills & Expertise (49)

React.js Intermediate

7.6/10

1.5

Years Exp

JavaScript Intermediate

7.6/10

1.5

Years Exp

Next.js Intermediate

7.4/10

1.5

Years Exp

Typescript Intermediate

7.4/10

1.5

Years Exp

CSS3 Intermediate

7.0/10

1.5

Years Exp

Git Intermediate

7.0/10

1.5

Years Exp

REST APIs Intermediate

7.0/10

1.5

Years Exp

Express.js Intermediate

7.0/10

1.5

Years Exp

Node.js Intermediate

7.0/10

1.5

Years Exp

HTML5 Intermediate

7.0/10

1.5

Years Exp

bootstrap Intermediate

7.0/10

1.5

Years Exp

Tailwind CSS Intermediate

7.0/10

1.5

Years Exp

SASS Intermediate

7.0/10

1.5

Years Exp

SCSS Intermediate

7.0/10

1.5

Years Exp

Team Collaboration Intermediate

6.8/10

1.5

Years Exp

Responsive Web Design Intermediate

6.8/10

1.5

Years Exp

SEO Best Practices Intermediate

6.8/10

1.5

Years Exp

Performance Optimization Intermediate

6.8/10

1.5

Years Exp

GitHub Intermediate

6.8/10

1.5

Years Exp

Effective Communication Intermediate

6.8/10

1.5

Years Exp

Postgresql Intermediate

6.8/10

1.5

Years Exp

GraphQL Intermediate

6.8/10

1.5

Years Exp

MongoDb Intermediate

6.8/10

1.5

Years Exp

Core Web Vitals ES6+ REDUX Problem-solving State Management Shadcn RESTful API Design MVC Architecture OOP Image Optimization lazy loading code splitting JWT Authentication Webpack Netlify Vercel Jira Postman GitHub Actions OAuth Socket.IO Metafields Shopify Liquid Mongoose Convex Supabase

Work Experience

Jr. Frontend Developer

Digiwhiz

Aug 2025 - Present

Developed responsive and reusable web applications using React.js, Next.js, TypeScript, JavaScript, Tailwind CSS, and SCSS for multiple production client projects. Built and integrated REST APIs using Node.js and Express.js to support frontend functionality and business requirements. Successfully migrated a client Shopify store from a legacy theme to Shopify OS 2.0 by converting Liquid templates into JSON templates and implementing reusable sections compatible with the Shopify Theme Editor. Developed 10+ reusable Shopify sections and components using Liquid, HTML, CSS, JavaScript, and Shopify Metafields to create dynamic and maintainable storefronts. Improved Lighthouse scores through performance optimization, reducing page load time, optimizing images, implementing lazy loading, and following Lighthouse best practices. Collaborated with UI/UX designers, QA engineers, and backend developers to deliver scalable, production-ready solutions following Agile methodologies. Participated in code reviews, bug fixing, deployment, and CI/CD workflows using Git, GitHub, Bitbucket, Jira, and GitHub Actions.

Frontend Developer Trainee

Digiwhiz

Jan 2025 - Jul 2025

Developed responsive web pages and UI components using HTML, SCSS, JavaScript, Webpack, and Umbraco CMS for live client projects. Implemented new features, fixed production bugs, and enhanced user interfaces to improve usability and consistency. Optimized frontend code and assets to improve website performance and responsiveness across multiple devices. Collaborated with senior developers to understand development workflows, version control, and Agile practices using Git, Bitbucket, Jira, and Slack. Gained hands-on experience in building maintainable frontend applications and working with production codebases.