Best Practices in Frontend Development Ensuring High-Quality, Performance, and Scalable Web Applications Bibash Poudel Full Stack Engineer 23, August 2024

Gurzu Confidential Introduction Architecture Key Frontend Best Practices Responsive Design Optimized Performance SEO Optimization State Management Accessibility Security Conclusion  2 Table of Content

Gurzu Confidential Enhance performance. User experience. Maintainability, and scalability of web applications. Impact on SEO and accessibility. User engagement. Success across devices and browsers.  3 Introduction

Gurzu Confidential Monolithic Micro-Frontend Component-Based Architecture (Monolithic)  4 Architecture

Gurzu Confidential Mobile First Design Test your design on various devices and screen sizes. Use CSS framework (Tailwind, Bootstrap)  5 Key Frontend Best Practices Responsive Design

Gurzu Confidential Minimixed HTTPS Request Optimized Image. Minify CSS, JavaScript, and HTML files. Use HTTPS 2 Compress the API request PageSpeed Insights: Google's Page Speed measurement tool. Search Console: Google Search, Core Web Vitals report.  6 Key Frontend Best Practices Optimized Performance

Gurzu Confidential Use descriptive, keyword-rich meta tags, meta description and titles Ensure your site has a logical structure with header tags (H1, H2, H3). Implement schema Markup. Optimize URLs  7 Key Frontend Best Practices SEO Optimization

Gurzu Confidential Start with built-in tools like useState and useReducer for simple cases Use Redux, MobX, Recoil, for complex state management Avoid overcomplicating your state management solution. Global State Single Source of Truth Principle Immutable  8 Key Frontend Best Practices State Management

Gurzu Confidential Use semantic HTML elements to convey meaning and structure Provide alternative text for images Ensure sufficient color contrast and text size. Implement keyboard navigation and screen reader compatibility.  9 Key Frontend Best Practices Accessibility

Gurzu Confidential Input sanitization and validation. HTTPS for secure connections Content Security Policy (CSP). Avoid exposing sensitive data in client code. SSR Penetration testing Dependency management  10 Key Frontend Best Practices Security

Gurzu Confidential Choose the right architecture Mobile first design SEO Optimization (compress request, use HTTP2) LCP (2.5 sec)  11 Conclusion

Gurzu Confidential  12 Any Question?

Gurzu Confidential  13 Thank You!