Sundar Kulkarni

Frontend Engineer

Thane, Maharashtra, India3 yrs 6 mos experience

Key Highlights

  • Expert in building accessible web applications.
  • Proven track record in leading frontend development teams.
  • Strong focus on performance optimization and user experience.
Stackforce AI infers this person is a Frontend Developer specializing in accessible web applications within the B2C sector.

Contact

Skills

Core Skills

ReactTypescript

Other Skills

ARIAARIA rolesAngularCascading Style Sheets (CSS)Code refactoringFront-End DevelopmentGitHTMLHTML5JavaScriptJiraKeyboard navigationNext.jsPerformance optimizationREST APIs

About

๐Ÿš€ Frontend Developer passionate about crafting high-performance, accessible, and scalable web applications. With hands-on experience in React, TypeScript, and Angular, I specialize in building modern, responsive interfaces that deliver seamless user experiences across platforms. ๐Ÿ’ก Currently at BarrierBreak, I focus on developing accessible front-end solutions that comply with WCAG and ARIA standards, ensuring usability and inclusivity for all users. I work with component libraries like aria-react-components, building reusable and maintainable UI systems that align with accessibility best practices. ๐Ÿ› ๏ธ Previously at Jio Platforms Limited, I contributed to multiple large-scale products, including JioWhatsapp, JioCampaigns, and JioSwift, developing feature-rich front-end architectures using React, TypeScript, and Redux. I built reusable component libraries, optimized application performance, and collaborated with cross-functional teams to deliver responsive, secure, and high-quality user interfaces. ๐Ÿ’ป Technical Skill Set: * Frontend Development: React, TypeScript, Angular, Redux, Next.js, SCSS, TailwindCSS * Accessibility (A11y): WCAG standards, ARIA roles, Keyboard navigation * Integrations: Stripe, SSO, RESTful APIs, Axios * Tools & Practices: Git, Jira, Performance optimization, Code refactoring, Reusable components ๐ŸŒŸ I believe great web experiences should be both inclusive and performant. Iโ€™m passionate about building user interfaces that combine technical excellence with thoughtful design, and I continually seek opportunities to learn, innovate, and contribute to impactful digital products.

Experience

Barrierbreak

Frontend Developer

May 2025 โ€“ Present ยท 10 mos ยท Goregaon, Maharashtra, India ยท Hybrid

ReactTypeScriptAngularReduxNext.jsSCSS+9

Jio

3 roles

Software Development Engineer 1

Sep 2024 โ€“ Apr 2025 ยท 7 mos ยท On-site

  • Led the frontend development for JioWhatsapp, a large-scale bulk messaging application, from scratch, overseeing the architecture and implementation of key modules. Managed a team of front-end developers, ensuring smooth collaboration and high-quality code delivery.
  • Key Contributions:
  • Scalable Architecture: Designed a modular and maintainable React-based frontend using TypeScript and Redux for efficient state management.
  • Real-Time Reports: Integrated WebSockets and optimized rendering for seamless real-time conversations.
  • Key Contributions:
  • Custom Text Editor: Implemented an advanced text editor supporting rich text formatting, media attachments, and other interactive features.
  • Scalable Architecture: Designed a modular and maintainable React-based frontend using TypeScript and Redux for efficient state management.
  • Real-Time Messaging: Integrated WebSockets and optimized rendering for seamless real-time reporting.
  • User Interface & Experience: Developed an intuitive, responsive, and accessible UI to enhance user engagement.
  • Performance Optimization: Improved load times and responsiveness by optimizing API calls and minimizing re-renders.
  • User Interface & Experience: Developed an intuitive, responsive, and accessible UI to enhance user engagement.
  • Performance Optimization: Improved load times and responsiveness by optimizing API calls and minimizing re-renders.
ReactTypeScriptReduxWebSocketsRESTful APIsPerformance optimization

Software Engineer

Dec 2023 โ€“ Sep 2024 ยท 9 mos ยท On-site

  • Built scalable and high-performance applications with React, TypeScript, and Redux. Successfully contributed to projects like JioCampaigns (1.0 and 2.0), JioNotify, and JioSwift.
  • Implemented key features such as dynamic forms, advanced text editors, etc .
  • Integrated RESTful APIs and delivered responsive, accessible, and user-friendly interfaces.
ReactTypeScriptReduxRESTful APIs

Graduate Engineer Trainee

Jul 2022 โ€“ Nov 2023 ยท 1 yr 4 mos ยท On-site

Education

Xavier Institute Of Engineering

Bachelor of Engineering - BE โ€” ELECTRONICS AND TELECOMMUNICATION

Jan 2018 โ€“ Jan 2022

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