Rajith

Senior Frontend Engineer

DBS • Full time

May 2022 - Aug 2025 • 3 yrs 3 mos

• Led the development and maintenance of scalable web and mobile applications using ReactJS, Redux, and TypeScript, within a Micro-Frontend Architecture. • Ensured components met WCAG accessibility standards during UI implementation from Figma designs. • Wrote unit tests using Jest and React Testing Library, and performed end-to-end testing with Playwright • Optimized and refactored the codebase to improve performance by 30-40%, enhancing efficiency and user experience. • Work closely with designers and product owners to define scope, prototype solutions, and deliver great user experiences • Implemented secure web development practices based on OWASP and CORS standards to ensure application security. • Participate in Agile ceremonies and collaborate with 10+ developers to resolve technical challenges. • Led frontend delivery of payments and account management journeys for millions of customers, handling validation, error states and secure session handling for financial transactions. • Built resilient transaction flows with clear failure messaging, reducing failed transactions. • Managed builds using NPM and Webpack including code splitting and bundle analysis, cutting load time by 20%. • Built and maintained reusable UI component library with Storybook and styled-components. • Mentored junior and mid-level developers, conducting code reviews to enhance performance and maintain code quality. • Set up and maintained Jenkins/AWS CI/CD pipelines for automated build, testing, deployment, and rollback, while supporting production releases and troubleshooting system issues. • Owned features from requirements analysis and POC through to production release and post-release support.

Senior Software Engineer

Omobio • Full time

May 2016 - May 2022 • 6 yrs

• Developed and maintained web applications using ReactJS, Redux, and TypeScript, ensuring stability by resolving JIRA-reported issues during Production and UAT testing. • Collaborated with UX designers to translate Figma designs into responsive, accessible UI components. • Built and released React Native applications to the Google Play Store and Apple App Store for [Dialog/Airtel/etc.], including release management and store submission • Built cross-platform mobile apps and SDKs for Android and iOS using React Native, TypeScript and Redux, delivering high-quality, native-like user experiences in production environments. • Integrated microservices into React applications, implementing API calls and state management to connect front-end components with backend services • Participated in backlog grooming, sprint planning, and daily standups to ensure development aligned with business priorities and sprint goals. • Deployed web applications on AWS using CI/CD pipelines with automated deployments, for consistent releases. • Enhanced app performance and user experience by debugging, optimizing backend APIs, and resolving issues across platforms with efficient deployment practices. • Mentored and supported junior developers by conducting code reviews, providing guidance on version control with Git, offering technical advice, and helping resolve development challenges