● Revamped the user interface based on extensive user feedback, driving a 40% increase in task completion rates and a 70% reduction in onboarding time within 3 weeks; partnered with backend engineers to refine APIs and data contracts to better support updated user flows. ● Overhauled the mobile experience by implementing responsive layouts and performance optimizations across the stack, coordinating backend adjustments to significantly improve mobile usability and engagement. ● Refactored legacy front-end code and contributed to backend service improvements, reducing technical debt and enabling faster, more reliable end-to-end feature delivery in a cross-functional environment. ● Improved application performance by 60% by optimizing bundle sizes, introducing smarter data-fetching strategies, and enhancing backend endpoints to reduce over-fetching and latency, resulting in higher Lighthouse scores. ● Developed interactive UI components using React, TanStack Query, and Framer Motion while integrating supporting backend APIs, enabling smooth, real-time interactions in complex SPA workflows.

● Designed and developed full-stack applications using React, Next.js, Node.js, and MongoDB, building RESTful APIs, actualizing server-side logic, and delivering responsive, production-ready user interfaces end to end. ● Improved website Lighthouse scores by refactoring both client- and server-side code, optimizing Node.js API performance, elevating image delivery, and strengthening SEO through server-side rendering and metadata optimization.

● Designed and managed design systems of company products, enhancing them for all screen types for web performance and responsiveness. ● Led a team of designers and conducted user research and on-site usability studies, improving the rapport between stakeholders. ● Designed graphic deliverables for international conferences, such as Arab Health 2022, MEDICA 2022, MEDICA 2023, CES 2024. ● Collaborated with Frontend and Backend engineers, preparing HTML and CSS mockups for faster development.