David Cornejo
About
React Native Developer focused on building production-grade mobile applications, with hands-on experience in native development, system design, API infrastructure, CI/CD pipelines, and app store deployment. Solid foundation in React and TypeScript, actively deepening frontend expertise through AI-assisted workflows with a focus on clean, efficient code
Experience
Palisades Pups
Full Stack Engineer
Dec 2022 - Present
- Build a real-time pet pickup tracking application using React Native, TypeScript, and WebSockets
- Redesign the company's outdated business website with HTML, CSS, and JavaScript, improving usability and brand presentation
- Develop an internal attendance management platform using CodeIgniter and MySQL, replacing manual and paper based processes
ITO El Salvador
Frontend Developer
Nov 2022 - Present
- Migrate legacy Vanilla JavaScript applications to React, significantly improving performance, maintainability, and user experience
- Build a documentation website with Astro to deliver a fast, content-driven experience for a robust open-source telecom platform
- Maintain a React micro-frontend service using Single Page Application (SPA) architecture and Electron for cross-platform support
- Develop a marketplace platform and app delivery system with Next.js and Strapi, integrating a non-technical CMS workflow
