Carlos Mendez
Senior Frontend Engineer | React & Next.js Expert
Summary
Passionate Senior Frontend Engineer with 8+ years of professional experience building highly interactive, responsive, and performance-optimized web applications. Expert in TypeScript, React, Next.js, and CSS/Tailwind. Strong advocate for design systems, web accessibility (a11y), and semantic HTML.
Experience
Senior Frontend EngineerMar 2021 - Present
Andes Digital | Santiago, Chile
- Lead frontend architecture for a SaaS platform utilizing Next.js and TypeScript, serving 2M+ monthly active users.
- Designed and developed the internal accessible component library, ensuring WCAG 2.1 compliance across all products.
- Optimized web vitals, reducing Largest Contentful Paint (LCP) by 40% and improving overall web performance scores.
- Collaborated with product and design teams to refine interactive web features and responsive layouts.
- Implemented automated integration tests using Jest and Playwright to achieve 90% test coverage.
Frontend DeveloperFeb 2018 - Feb 2021
Innova Soft | Santiago, Chile
- Built responsive client dashboards using React, Redux, and CSS modules.
- Collaborated closely with designers to implement pixel-perfect UI designs from Figma.
- Integrated RESTful APIs and set up automated unit testing using Jest.
Projects
Accessible React Component LibraryJan 2022
Open-source library focusing on fully accessible, keyboard-navigable React components conforming to WAI-ARIA guidelines.