Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Front-End UI Developer with around 3 years of experience building responsive, accessible web applications using React, TypeScript, JavaScript, HTML5, and CSS3. I focus on reusable component design, REST API integration, and delivering polished user interfaces based on Figma. I also prioritize quality through state management (Redux Toolkit, React patterns), UI testing (Jest, React Testing Library, Cypress), and accessibility/performance best practices aligned with WCAG 2.2 and Core Web Vitals.…Front-End UI Developer with around 3 years of experience building responsive, accessible web applications using React, TypeScript, JavaScript, HTML5, and CSS3. I focus on reusable component design, REST API integration, and delivering polished user interfaces based on Figma. I also prioritize quality through state management (Redux Toolkit, React patterns), UI testing (Jest, React Testing Library, Cypress), and accessibility/performance best practices aligned with WCAG 2.2 and Core Web Vitals.

MANASI CHARLU

Front-End Developer, Web Developer, UI Designer, +2





Front-End UI Developer with around 3 years of experience building responsive, accessible web applications using React, TypeScript, JavaScript, HTML5, and CSS3. I focus on reusable component design, REST API integration, and delivering polished user interfaces based on Figma. I also prioritize quality through state management (Redux Toolkit, React patterns), UI testing (Jest, React Testing Library, Cypress), and accessibility/performance best practices aligned with WCAG 2.2 and Core Web Vitals.…Front-End UI Developer with around 3 years of experience building responsive, accessible web applications using React, TypeScript, JavaScript, HTML5, and CSS3. I focus on reusable component design, REST API integration, and delivering polished user interfaces based on Figma. I also prioritize quality through state management (Redux Toolkit, React patterns), UI testing (Jest, React Testing Library, Cypress), and accessibility/performance best practices aligned with WCAG 2.2 and Core Web Vitals.

Available to hire

Front-End UI Developer with around 3 years of experience building responsive, accessible web applications using React, TypeScript, JavaScript, HTML5, and CSS3. I focus on reusable component design, REST API integration, and delivering polished user interfaces based on Figma.

I also prioritize quality through state management (Redux Toolkit, React patterns), UI testing (Jest, React Testing Library, Cypress), and accessibility/performance best practices aligned with WCAG 2.2 and Core Web Vitals.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Work Experience

Front-End UI Developer at Coupa Software, USA

July 1, 2026 - Present

Enhanced Supplier Portal Workbench screens using React and TypeScript for tasks and notifications, improving pending-action visibility and reducing user navigation steps by 20% across key workflows. Delivered reusable Storybook components with WCAG 2.2 keyboard support and React Testing Library coverage, raising assigned workflow coverage to 86% and lowering UI regressions by 17%.

Front-End UI Developer at Coupa Software

July 1, 2026 - Present

Enhanced Coupa Supplier Portal Workbench screens using React and TypeScript for tasks and notifications. Improved pending-action visibility and reduced user navigation steps by 20% across key workflows. Delivered reusable Storybook components with WCAG 2.2 keyboard support and added React Testing Library coverage, raising assigned workflow coverage to 86% and lowering UI regressions by 17%.

Front-End UI Developer Intern at Coupa Software, USA

March 1, 2026 - May 1, 2026

Assisted with React and TypeScript improvements for Coupa Supplier Portal onboarding and action views, simplifying supplier navigation and reducing UI defects found during testing by 15%. Updated reusable Material UI components from Figma specifications, adding responsive layouts and WCAG 2.2 keyboard behavior across three supplier workflow screens under mentor guidance. Reviewed REST API responses and wrote React Testing Library test cases for purchase-order and invoice states, increasing assigned component coverage from 68% to 80%.

Front-End UI Developer Intern at Coupa Software

March 1, 2026 - May 1, 2026

Assisted with React and TypeScript improvements for Coupa Supplier Portal onboarding and action views to simplify supplier navigation and reduce UI defects found during testing by 15%. Updated reusable Material UI components from Figma specifications, adding responsive layouts and WCAG 2.2 keyboard behavior across three supplier workflow screens under mentor guidance. Reviewed REST API responses and wrote React Testing Library test cases for purchase-order and invoice states, increasing assigned component coverage from 68% to 80%.

Front-End Developer at DBS Tech, India

December 1, 2022 - June 1, 2024

Built React and TypeScript interfaces for digibank customer servicing journeys, enabling users to review accounts, deposits, transactions, and service requests through responsive web screens. Integrated REST APIs with Axios and TanStack Query to retrieve banking data, manage loading states, and reduce repeated network requests by 22%. Created reusable components with Material UI, SCSS, and Storybook for common forms, tables, alerts, and navigation patterns, shortening interface delivery time by 25%. Refactored Redux state management into Redux Toolkit slices for authentication and account workflows, simplifying updates and lowering front-end defects reported during testing by 18%. Improved performance and Core Web Vitals using lazy loading and code splitting, and verified payment/profile workflows using Jest, React Testing Library, and Cypress, increasing automated coverage to 84%.

Front-End Developer at DBS Tech

December 1, 2022 - June 1, 2024

Built React and TypeScript interfaces for digibank customer servicing journeys, enabling users to review accounts, deposits, transactions, and service requests through responsive web screens. Integrated REST APIs using Axios and TanStack Query to retrieve banking data and manage loading states, reducing repeated network requests by 22%. Created reusable components with Material UI, SCSS, and Storybook for forms, tables, alerts, and navigation patterns, shortening interface delivery time by 25%. Refactored state management into Redux Toolkit slices for authentication and account workflows, simplifying updates and lowering defects by 18%. Improved performance using lazy loading and code splitting based on Chrome DevTools and Lighthouse analysis, and verified workflows with Jest/RTL and Cypress, achieving 84% automated coverage and reducing regressions. Coordinated Figma reviews, accessibility checks (WCAG), and Agile delivery with designers, API developers, and testers to ensure consiste

Front-End Developer at ADJOINT Technologies, India

January 1, 2022 - November 1, 2022

Developed reusable React.js components for an internal sales operations portal by converting Figma layouts into responsive screens, reducing repeated UI code by 24%. Implemented TypeScript form validation and REST API integration for registration, verification, and profile workflows, lowering submission errors by 18% across supported browsers. Designed mobile-first interfaces with HTML5, SCSS, and Material UI to improve navigation clarity across desktop, tablet, and smartphone. Explored and implemented automated end-to-end testing using Protractor to reduce manual testing. Optimized page rendering with lazy loading and code splitting, cutting initial load time by 27% and improving usability on slower networks.

Front-End Developer at ADJOINT Technologies

January 1, 2022 - November 1, 2022

Developed reusable React components for an internal sales operations portal by converting Figma layouts into responsive screens, reducing repeated UI code by 24%. Implemented TypeScript form validation and REST API integration for user registration, verification, and profile workflows, lowering submission errors by 18% across supported browsers. Designed mobile-first interfaces using HTML5, SCSS, and Material UI to improve navigation clarity across desktop, tablet, and smartphone. Explored automated end-to-end testing with Protractor to introduce E2E coverage and reduce manual testing. Optimized rendering using lazy loading and code splitting with Chrome DevTools analysis, cutting initial load time by 27% and improving usability on slower networks.