Joel Carlos

Built and maintained a React design system with 50+ components across 4 enterprise platforms, collaborating with a large engineering org to share components and align implementation. Architected reusable React components with flexible APIs to support varied requirements while keeping configuration simple, consistent, and maintainable. Improved frontend performance through bundle optimization, lazy loading, dependency reduction, and component-level optimization. Delivered accessible React components using semantic HTML, keyboard navigation, focus management, and ARIA patterns; contributed to frontend architecture, component design, release planning, and technical discussions; led code reviews and supported cross-team delivery quality.

Led frontend development for 10+ internal and external production applications using React, TypeScript, and Next.js. Designed and built reusable component libraries and shared frontend utilities to improve development speed and cross-team consistency. Architected and delivered enterprise platforms for community systems, e-commerce applications, logistics tools, CRM replacement, and ticketing systems. Developed a custom WYSIWYG editor with advanced rich-text capabilities for a large-scale community platform. Built responsive dashboards and management portals using React and Material UI, mentored junior developers, and replaced legacy solutions with a custom enterprise frontend architecture.

Refactored and modernized legacy frontend codebases, improving responsiveness, performance, and maintainability for a large-scale job search platform.