Casey Morgan
Senior Frontend Developer
📧 [email protected] | 📱 (555) 234-8901 | 🔗 linkedin.com/in/caseymorgan | 💻 github.com/caseymorgan | 🌐 caseymorgan.dev
Austin, TX
Professional Summary
Passionate Frontend Developer with 6+ years of experience creating responsive, accessible, and performant web applications. Expert in React ecosystem with strong focus on user experience and modern web standards. Improved web vitals scores by 85% and reduced bundle sizes by 60% through optimization. Committed to writing clean, maintainable code and mentoring junior developers.
Technical Skills
Core Technologies: JavaScript (ES6+), TypeScript, HTML5, CSS3, Sass/SCSS
Frontend Frameworks: React, Next.js, Vue.js, Svelte
State Management: Redux, Redux Toolkit, Zustand, React Query, Context API
Styling: CSS Modules, Styled Components, Emotion, Tailwind CSS, Material-UI, Chakra UI
Build Tools: Webpack, Vite, Rollup, esbuild, Babel, PostCSS
Testing: Jest, React Testing Library, Vitest, Cypress, Playwright, Storybook
Performance: Lighthouse Optimization, Code Splitting, Lazy Loading, Web Workers, Service Workers
Accessibility: WCAG 2.1 AA/AAA, ARIA, Screen Reader Testing, Keyboard Navigation
Tools: Git, VS Code, Chrome DevTools, Figma, npm/yarn/pnpm
APIs & Data: REST, GraphQL, Apollo Client, Axios, Fetch API
Mobile: React Native (basics), Progressive Web Apps (PWA)
Professional Experience
Senior Frontend Developer | DesignTech Solutions | Austin, TX
February 2021 - Present
- Led frontend architecture for design collaboration platform serving 100K+ creative professionals
- Improved Core Web Vitals scores by 85% through image optimization, code splitting, and lazy loading strategies
- Reduced JavaScript bundle size by 60% using tree-shaking, dynamic imports, and module federation
- Built component library with 80+ reusable React components used across 5 products, reducing development time by 40%
- Implemented advanced animations using Framer Motion and CSS animations, improving user engagement by 25%
- Achieved 100% Lighthouse scores on performance, accessibility, and SEO for marketing pages
- Mentored 4 junior developers through code reviews, pair programming, and technical workshops
- Established frontend best practices including TypeScript adoption, ESLint rules, and testing standards
- Migrated legacy jQuery codebase to React, improving maintainability and developer productivity
Key Technical Achievements:
- Implemented micro-frontend architecture using Module Federation
- Built real-time collaborative editing features using WebSockets and CRDT algorithms
- Created custom Webpack configuration reducing build time by 70%
Frontend Developer | E-Commerce Startup | San Francisco, CA
March 2019 - January 2021
- Developed responsive e-commerce platform supporting desktop, tablet, and mobile with 99% feature parity
- Increased conversion rate by 32% through checkout flow optimization and A/B testing
- Built progressive web app (PWA) with offline support, increasing mobile engagement by 45%
- Implemented server-side rendering with Next.js, improving SEO rankings and initial page load by 50%
- Created accessible shopping experience meeting WCAG 2.1 AA standards, expanding customer base by 15%
- Integrated with RESTful and GraphQL APIs for product catalog, inventory, and payments
- Optimized images and assets, reducing page weight by 65% and improving load times
- Collaborated with design team to implement pixel-perfect UI using Figma designs
Junior Frontend Developer | Web Agency | Austin, TX
June 2017 - February 2019
- Built 15+ client websites using modern JavaScript frameworks and responsive design principles
- Created interactive UI components with complex animations and transitions
- Implemented cross-browser compatibility supporting IE11, Safari, Chrome, and Firefox
- Wrote maintainable CSS using BEM methodology and Sass preprocessor
- Participated in code reviews and learned best practices from senior developers
- Fixed bugs and improved performance on legacy codebases
Education
Bachelor of Science in Computer Science
University of Texas at Austin | Austin, TX
Graduated: May 2017
GPA: 3.6/4.0
Featured Projects
Design Collaboration Platform (2022-Present)
- Challenge: Build real-time collaboration features for designers
- Solution: React + WebSockets for live cursors, commenting, and presence indicators
- Tech Stack: React, TypeScript, Next.js, Styled Components, Framer Motion, Socket.io
- Impact: 100K+ monthly active users, 4.8/5.0 user rating
Component Library & Design System (2021-2023)
- Challenge: Inconsistent UI across products, slow development cycles
- Solution: Built comprehensive component library with Storybook documentation
- Tech Stack: React, TypeScript, Styled Components, Storybook, Chromatic
- Impact: 80+ components, 40% faster feature development, 90% code reuse
E-Commerce PWA (2020)
- Challenge: High mobile bounce rate due to slow load times
- Solution: Progressive web app with offline support and service workers
- Tech Stack: Next.js, React, Workbox, IndexedDB
- Impact: 45% increase in mobile engagement, 50% faster page loads
Open Source Contributions
- React: Contributed bug fix to React DevTools (merged PR)
- Next.js: Submitted documentation improvements (3 merged PRs)
- Chakra UI: Built custom components shared with community (150+ stars)
- Personal Projects:
- react-smooth-collapse: Accessible accordion component (800+ weekly npm downloads)
- css-grid-generator: Visual CSS Grid layout tool (1.2K GitHub stars)
Certifications & Courses
- Meta Frontend Developer Professional Certificate - Coursera (2023)
- Advanced React Patterns - Kent C. Dodds (2022)
- Epic React - Kent C. Dodds (2021)
- Testing JavaScript - Kent C. Dodds (2021)
- Web Accessibility (WCAG) Specialization - University of Minnesota (2020)
- JavaScript Algorithms and Data Structures - freeCodeCamp (2019)
Speaking & Community
- Conference Speaker: "Building Accessible React Components" - React Austin (2023)
- Workshop Leader: "Frontend Performance Optimization" - Frontend Conf (2022)
- Meetup Organizer: Austin React Meetup (Co-organizer, 600+ members)
- Technical Blogger: Published 18 articles on frontend development (30K+ monthly readers)
- Open Source Maintainer: Maintain 3 npm packages with 10K+ weekly downloads combined
Additional Information
Languages: English (Native)
Interests: Web performance, accessibility, design systems, developer experience
Portfolio: caseymorgan.dev - Showcasing 15+ projects
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