Xavier Evans

• • Led the migration of legacy JavaScript storefronts to a modern React + Next.js architecture, improving maintainability, performance, and developer productivity.

• • Built and maintained scalable backend APIs with Node.js and Express, integrating with inventory, payment, personalization, and recommendation services powered by AI/ML models.

• • Developed AI-driven personalization features, including product recommendations and dynamic content targeting, leveraging user behavior data to increase engagement and conversions.

• • Implemented unit and end-to-end tests using Jest, React Testing Library, and Cypress, increasing release confidence and reducing production defects.

• • Optimized PostgreSQL and Redis queries for high traffic product catalogs, improving search and checkout performance by 20%.

• • Collaborated closely with UX, design, and marketing teams to deliver polished user experiences that drove engagement, conversions, and data-informed personalization strategies.

• • Developed and maintained responsive web applications using TypeScript, React, and Node.js, with backend services in Java and Python.

• • Built and consumed RESTful APIs to enable seamless communication between frontend and backend systems.

• • Optimized frontend performance and backend queries, improving application speed and overall user experience.

• • Participated in code reviews and provided constructive feedback to peers, fostering a collaborative development environment.