Vishnu L.

Frontend Developer @Piper Sandler

IL, US

Developed and maintained a responsive client portal using React.js, resulting in a 30% increase in user engagement and a 25% reduction in support tickets• Implemented a state management solution using Redux, improving application performance by 40% and reducing load times by 2 seconds• Collaborated with UX designers to create and implement a new design system, increasing design consistency across products by 80%• Optimized front-end performance, achieving a 95+ Page Speed score and reducing page load time by 50%• Led the migration of legacy AngularJS code to React, resulting in a 35% improvement in code maintainability and a 20% reduction in build time• Implemented automated testing using Jest and React Testing Library, increasing test coverage from 60% to 90% and reducing bug reports by 40%• Developed reusable React components, reducing development time for new features by 25% and improving overall code consistency• Integrated Graph QL API, reducing data over fetching by 60% and improving application responsiveness• Mentored 2 junior developers, focusing on React best practices and modern JavaScript concepts• Contributed to open-source projects, enhancing the company\'s reputation in the developer community and attracting top talent