John Developer
Full Stack Engineer & UI/UX Designer
Experience
Senior Frontend Engineer
TechCorp Inc. | 2021 - Present
Lead developer for core web platform, improving performance by 40% and mentoring junior devs.
UI/UX Designer
Creative Agency | 2018 - 2021
Designed intuitive interfaces for mobile and web apps, increasing user engagement by 25%.
Education
B.S. Computer Science
State University | 2014 - 2018
Recent Projects
FinTech Dashboard Refactoring
Spearheaded the migration of a legacy monolithic dashboard to a modern React-based micro-frontend architecture. Achieved a 60% reduction in initial load time and significantly improved developer velocity. Technologies used include React, Redux Toolkit, Webpack Module Federation, and Styled Components.
AI Chatbot Integration
Designed and implemented an AI-powered customer support chatbot using Node.js and OpenAI APIs. The system handles 10,000+ daily queries, successfully resolving 75% of level-1 support tickets autonomously without human intervention.
Technical Proficiencies
Frontend Development
Backend API Design
Cloud Architecture (AWS)
Database Optimization
Open Source Contributions
- React-Router: Contributed performance enhancements for nested routing matching algorithms.
- Express.js: Fixed edge cases in error handling middleware resulting in memory leaks.
- TailwindCSS: Added custom utility plugins for complex CSS grid layout configurations.