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Kenapa Performance Itu Penting?Analogi SederhanaBenefits dengan Angka KonkretConversion & RevenueSEO & TrafficUser ExperienceReal-World ExamplesCore Web Vitals: 3 Metrik yang Wajib Kamu Tahu1. Largest Contentful Paint (LCP)2. Interaction to Next Paint (INP)3. Cumulative Layout Shift (CLS)Kapan Harus Prioritas Performance?1. E-commerce/Checkout Flow2. Mobile-First Sites (60%+ Mobile Traffic)3. High-Traffic Landing Pages4. Content-Heavy Sites (Blog, News, Media)5. SPA/React Apps dengan Large Bundles6. Core Web Vitals Failing7. Competitor Analysis Shows You're Slower8. Global Audience (Slow Networks)Skip Performance Optimization (For Now) If:Teknik Optimasi yang Wajib Kamu CobaLazy Loading: Load Only When NeededCode Splitting: Pecah Bundle Jadi ChunksImage Optimization: Format dan CompressionFont OptimizationCSS OptimizationTools Buat Measure PerformanceGoogle PageSpeed InsightsLighthouseWebPageTestChrome DevTools Performance TabMonitoring di ProductionWeb Vitals LibraryQuick Wins: Implementasi Cepat dengan Impact Besar1. Compress Images dengan TinyPNG/Squoosh (10 menit)2. Enable Compression - Gzip/Brotli (5 menit)3. Add Native Lazy Loading (5 menit)4. Preconnect to External Domains (2 menit)5. Remove Unused CSS/JS (15 menit)6. Use Production Build (1 menit)7. Enable Browser Caching (5 menit)8. Defer Non-Critical JavaScript (10 menit)9. Optimize Web Fonts (10 menit)10. Optimize Largest Contentful Paint (LCP) Element (15 menit)Quick Wins Checklist (1-2 Hours Total)Framework-Specific TipsNext.jsReactVuePerformance Audit ChecklistCore Web Vitals (Google's Requirements)Image OptimizationJavaScript OptimizationCSS OptimizationFont OptimizationNetwork & CachingServer & HostingFramework-Specific (Next.js)Mobile PerformanceMonitoring & AnalyticsThird-Party ScriptsTools untuk Audit PerformanceAudit WorkflowPerformance BudgetPriority OrderKesimpulan
PremiumPerformanceWeb DevelopmentOptimization

Web Performance Optimization: Bikin Website Kamu Ngebut

Panduan lengkap optimasi performa website. Dari Core Web Vitals sampai teknik lazy loading dan code splitting buat website yang lebih cepat.

20 Nov 202519 min read3.730 kata
Galih Pratama
Galih Pratama
Full-stack Developer·20 November 2025·19 min read
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