• Significantly contributed to the enhancement of the e-commerce website's design by implementing a React-based Single Page Application (SPA), resulting in a notable 20% increase in user experience.• Assisted in the development of user interfaces and frontend components using React.js and Bootstrap, gaining hands-on experience in modern frontend development techniques.• Collaborated closely with designers and backend developers to integrate frontend components with backend APIs, ensuring smooth data flow and application performance.• Engaged in sprint planning meetings and contributed to the development of project timelines and deliverables using Agile methodologies. • Utilized Chrome Developer Tools for debugging and optimizing frontend code, ensuring optimal performance and responsiveness of web applications. • Built responsive web applications and improved frontend performance by 30% through efficient use of React, TypeScript, and CSS frameworks.• Contributed to secure financial applications by integrating cryptographic protocols, resulting in a 40% decrease in data vulnerabilities.• Developed interactive Apps with React and Web3.js, enabling secure and user-friendly cryptocurrency transactions.• Enhanced testing processes with Cypress and Jest, decreasing bugs in production by 35% and achieving 98% code coverage.• Engaged in product lifecycle management with product managers and designers, contributing to improved UI/UX consistency and user satisfaction.