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Web Engineering Practice

Website Speed & Performance Optimization

Guarantee 90+ to 100/100 Google Lighthouse scores. Eliminate INP latency, fix LCP bottlenecks, eradicate CLS layout shifts, and accelerate page loads to under 500ms.

View Milestone Pricing
Timeline: 3–7 Days
Starting from: $390
30-Day Warranty Included

What is Website Speed & Performance Optimization?

Slow websites kill revenue and tank Google rankings. Google's Core Web Vitals directly dictate search ranking positions, while every 1-second delay in page load drops conversions by up to 20%. Unoptimized JavaScript bundles, render-blocking CSS, and heavy images are the primary culprits.

We perform deep code-level performance engineering. We eliminate render-blocking resources, implement tree-shaking and dynamic code-splitting, subset web fonts, optimize images with next-gen AVIF/WebP formats, and configure global edge CDN caching to deliver sub-500ms load times worldwide.

Interaction to Next Paint (INP) & LCP Tuning

Reduces main-thread blocking time to ensure instant button responsiveness and sub-1.2s Largest Contentful Paint.

JS Bundle Tree-Shaking & Code Splitting

Cuts total JavaScript payload size by up to 70%, loading only critical components on demand.

Next-Gen Asset Compression & Edge Caching

Automated AVIF/WebP compression, SVG vector optimization, and Cloudflare Tiered Cache routing.

What's Included in Every Project

End-to-end deliverables designed for high conversion, clean architecture, and rapid deployment.

Core Web Vitals & Chrome UX Report (CrUX) Benchmark Audit

Comprehensive diagnostic of LCP, INP, CLS, FCP, and TTFB across desktop and mobile devices.

JavaScript Payload Tree-Shaking & Code Splitting

Elimination of unused libraries, lazy-loading offscreen modules, and deferring third-party analytics.

Render-Blocking CSS & Font Subsetting Optimization

Inlining critical path CSS and self-hosting variable web fonts with preconnect and display-swap.

Next-Gen Image & Media Optimization Pipeline

Conversion to modern AVIF/WebP formats with responsive srcSet dimensions and lazy-loading.

Global Edge CDN Caching & Compression Configuration

Brotli compression, HTTP/3 headers, and stale-while-revalidate edge cache rules on Cloudflare/Vercel.

Before & After Lighthouse Audit Certification & 30-Day Guarantee

Verified performance proof report and ongoing speed monitoring.

Our 4-Step Delivery Process

Agile, milestone-based sprints with preview links and transparent reporting.

01

Diagnostic Profiling & Waterfall Audit

We run WebPageTest and Chrome DevTools flame graphs to pinpoint exact execution bottlenecks.

02

Bundle Refactoring & Code Splitting

We remove bloated packages, optimize React re-renders, and defer non-critical third-party scripts.

03

Asset Compression & Font Tuning

We convert all media assets to AVIF/WebP and optimize font loading to eliminate layout shifts (CLS).

04

Edge CDN Rules & Speed Certification

We configure edge cache headers, re-test Core Web Vitals, and deliver the final benchmark report.

Technologies & Tools Used

Production frameworks, UI design systems, and deployment runtimes.

Next.jsTypeScriptCloudflareVercel EdgeTailwind CSSPostgreSQL

Milestone-Based Investment Tiers

Fixed pricing with no hidden licensing fees. 100% IP ownership upon final milestone.

Speed Audit & Quick Sprint
$390
Timeline: 3 Days

Rapid speed optimization sprint targeting Core Web Vitals for key landing pages and homepages.

  • Full Core Web Vitals Diagnostic Audit
  • Image & Media AVIF/WebP Compression
  • Font Subsetting & CLS Layout Shift Fix
  • Edge CDN Caching Header Tuning
  • 90+ Mobile Lighthouse Guarantee
  • 30-Day Performance Warranty
Most Popular
Full-Site Performance Overhaul
$750
Timeline: 5–7 Days

Deep code-level optimization across your entire website or web application.

  • Complete JavaScript Tree-Shaking
  • Interaction to Next Paint (INP) Remediation
  • Third-Party Script & Tag Manager Deferral
  • Database Query & API Latency Tuning
  • 95-100/100 Lighthouse Performance Certification
  • Priority 30-Day Support
  • Full GitHub Repo Access
Enterprise Global Edge Optimization
$1,400
Timeline: 2 Weeks

For high-traffic SaaS and e-commerce platforms serving millions of international requests.

  • Multi-Region Edge Caching (Cloudflare Workers)
  • Real-User Monitoring (RUM) Telemetry
  • Custom Serverless Connection Pooling
  • Dedicated Senior Performance Architect
  • Automated CI/CD Performance Regression Guards
  • 24/7 SLA Support Options
Need Something Unique?

Custom Enterprise & Bespoke Project Scope

Have specialized requirements, existing legacy architecture, dedicated SLA agreements, or custom team workflows? We analyze your technical scope and deliver tailored milestone estimates within 24 hours.

Proven Results & Live Case Studies

Real client success stories and measurable performance improvements.

Lighthouse Score Increased from 38 to 98 & Load Time Reduced to 420ms

E-Commerce Storefront Speed Optimization

Re-engineered bundle splitting and converted 12,000 product images to AVIF, boosting checkout conversion by +28%.

Next.jsCloudflareTailwind CSSVercel
100/100 Core Web Vitals & -45% Google Ads CPC

B2B SaaS Marketing Portal Core Web Vitals Fix

Eliminated render-blocking fonts and resolved INP delays, earning a 10/10 Google Ads Quality Score.

ReactTypeScriptVercel EdgePrisma

Frequently Asked Questions

Common questions about website speed & performance optimization and our engineering process.

Related Web Services

Explore other specialized engineering solutions in our catalog.

Website Maintenance & Support

Ongoing monitoring to ensure speed never degrades over time.

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Static Website Development

Pre-rendered static HTML with instant global edge delivery.

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Website Redesign & Revamp

Re-platform slow legacy platforms into modern Next.js architecture.

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Start Your Project Today

Ready to build your website speed & performance optimization?

Tell us about your project goals and requirements. Receive a comprehensive scope breakdown and fixed milestone quote within 24 hours.