Core Web Vitals & Performance Specialist

WordPress Speed Optimization & Core Web Vitals Expert

Slow WordPress website? Failing Core Web Vitals (LCP, INP, CLS)? High TTFB driving away traffic and Google rankings? I diagnose and eliminate underlying technical bottlenecks in code, database, and server architecture without breaking your design or functionality.

No Broken Layouts or Features Server & Database Level Tuning Mobile-First Core Web Vitals Focus
Pain Points Resolved

What Gets Diagnosed & Optimized

Speed optimization is not about installing another generic plugin. I diagnose and resolve the core technical bottlenecks across the full stack:

Largest Contentful Paint (LCP)

Optimizing critical rendering path, preloading hero images, inlining above-the-fold critical CSS, and eliminating render-blocking stylesheets.

Interaction to Next Paint (INP)

Breaking up long JavaScript tasks on the main thread, deferring non-essential trackers, and optimizing event listener execution.

Cumulative Layout Shift (CLS)

Setting explicit width/height dimensions on images and dynamic embeds, reserving font space, and preventing unexpected layout jumps.

Server Response Time & TTFB

Tuning PHP-FPM worker pools, implementing persistent Redis/Memcached object caching, and optimizing LiteSpeed/Nginx server cache rules.

MySQL Database Bloat

Cleaning expired transients, optimizing wp_options autoload payloads, adding missing database indexes, and purging post revisions.

JavaScript & CSS Bloat

Tree-shaking unused styles, intelligent script deferral, eliminating obsolete plugin assets, and optimizing third-party tags.

Technical Capabilities

Complete Performance Optimization Scope

A comprehensive technical overhaul designed to satisfy Google PageSpeed criteria and deliver a fast experience to real users.

Core Web Vitals Remediation

Methodical fixes to pass LCP, INP, and CLS assessments across mobile and desktop.

Server & TTFB Optimization

Tuning Nginx/Apache configs, PHP memory allocation, and server-level page caching.

Database Query Indexing & Cleanup

Diagnosing slow database queries, compound indexing on wp_options, and transient purge.

Persistent Object Caching

Configuring Redis or Memcached to keep dynamic queries and sessions in ultra-fast RAM.

Critical CSS & Script Deferral

Extracting above-the-fold CSS and delaying heavy analytical/marketing scripts.

Image & Media Modernization

Automated WebP/AVIF generation, proper srcset dimensions, and smart native lazy-loading.

Cloudflare & Edge Cache Tuning

Configuring Cache Rules, Early Hints, Tiered Cache, and HTTP/3 protocol acceleration.

Pre & Post Audit Documentation

Detailed verification reports with real-world waterfall audits before and after execution.

Proven Workflow

7-Step Rigorous Optimization Methodology

Tested on staging first, verified on mobile, and deployed with zero disruption to live users.

01

Deep Diagnostic Audit

Profiling network waterfalls, slow database queries, TTFB, and script execution times.

02

Staging Environment Setup

Cloning your website to an isolated staging sandbox so your live website experiences zero downtime.

03

Database & Server Tuning

Purging autoloaded transients, indexing tables, and setting up persistent Redis object caching.

04

Front-End Code Tree-Shaking

Eliminating unused CSS/JS, inlining critical path styles, and deferring non-essential scripts.

05

Media & Font Dimensional Fixes

WebP modernization, font-display swap implementation, and fixing all layout shifting triggers.

06

Cross-Device Quality Assurance

Testing interactive elements, checkout funnels, contact forms, and mobile navigation menus.

07

Production Rollout & Verification

Deploying audited changes to production followed by final PageSpeed Insights confirmation.

Diagnostic Data

Verified Performance Benchmark Results

Documented Core Web Vitals diagnostic improvements from client staging audits.

BEFORE OPTIMIZATION Mobile Lighthouse
42
Poor Performance Score
Largest Contentful Paint (LCP) 4.6 s
Cumulative Layout Shift (CLS) 0.28
Interaction to Next Paint (INP) 480 ms
Server Response Time (TTFB) 1.4 s
* High DOM size, unindexed database queries & render-blocking JavaScript.
AFTER SAIFUL ASIF OPTIMIZATION Mobile Lighthouse
96
Passed Core Web Vitals
Largest Contentful Paint (LCP) 1.2 s (Good)
Cumulative Layout Shift (CLS) 0.00 (Zero Shift)
Interaction to Next Paint (INP) 65 ms (Responsive)
Server Response Time (TTFB) 180 ms (Fast)
* Clean critical CSS inlining, Redis object caching & script deferral.
Verification Note: Actual diagnostic measurements depend on hosting infrastructure, theme codebase, and third-party advertising scripts. Guaranteed results are provided following an individual technical staging audit.
Transparent Scopes

Service Packages & Scopes

Every project is scoped individually with detailed milestone deliverables. Request a custom quote based on your specific technical requirements.

Single High-Value Landing Page

Targeted optimization for your primary paid ad landing page, core homepage, or key sales funnel page.

Best Suited For: Marketing teams running Google/Meta ads seeking better conversion rates.
  • Critical CSS inlining
  • Hero asset preloading
  • Third-party script deferral
  • Mobile CWV compliance

Full Business Website Optimization

Complete end-to-end performance overhaul covering all page templates, database, server caching, and assets.

Best Suited For: Corporate, SaaS, agency, and content sites failing Google Core Web Vitals.
  • Full template CSS/JS cleanup
  • Database cleanup & indexing
  • Server-level caching configuration
  • 14-Day performance monitoring

WooCommerce & Dynamic Store Optimization

High-concurrency store optimization targeting cart fragments, checkout transitions, and Redis caching.

Best Suited For: High-traffic e-commerce stores with large catalogs and dynamic user sessions.
  • Persistent Redis session caching
  • Cart fragment optimization
  • High-traffic concurrency tuning
  • Full store checkout QA
Common Questions

Frequently Asked Questions

Clear, transparent answers about hiring Saiful Asif for WordPress Speed Optimization & Core Web Vitals Expert.

Can you fix Core Web Vitals (LCP, INP, CLS) without breaking my website?
Yes. Optimization is executed methodically on an isolated staging clone. I never blindly aggregate scripts or apply aggressive settings that break visual layouts, sliders, or checkout forms. Every optimization is verified across mobile and desktop before touching production.
Can you improve Largest Contentful Paint (LCP)?
Yes. I optimize LCP by eliminating render-blocking CSS, preloading your primary hero image, inlining critical path CSS, and reducing server response time (TTFB).
Can you reduce server response time (TTFB)?
Yes. High TTFB is usually caused by unoptimized database queries, slow PHP execution, or absence of object caching. I tune PHP-FPM worker pools, index database tables, clean autoloaded options, and implement persistent Redis object caching.
Will optimization break my website or WooCommerce checkout?
No. All dynamic e-commerce cookies, cart fragments, customer accounts, and payment gateway scripts are explicitly preserved and excluded from aggressive caching rules.
Do you work with WooCommerce stores?
Yes. E-commerce performance optimization is one of my core specializations, including large catalog query optimization and Redis session handling.
Can you optimize heavy Elementor or Divi websites?
Yes. While page builders introduce heavier DOM trees and asset footprints, I use advanced asset unloading, DOM optimization, and selective script execution to achieve strong performance without redesigning your site.
Do you optimize mobile performance as well as desktop?
Always. Google prioritizes mobile-first indexing and real-user mobile Core Web Vitals. Mobile optimization is the primary focus of every speed project I execute.
Direct Senior Consultation

Discuss Your WordPress Speed Optimization & Core Web Vitals Expert Project

Tell me about your technical requirements, deadlines, or current bottlenecks. I personally review every inquiry and reply within 2 hours with actionable recommendations.

Timezone: UTC+6 (Serving US, UK, EU business hours)