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My mobile Lighthouse score is being dragged down by an undetected LCP element, a stubbornly high Total Blocking Time, oversized JavaScript bundles, heavy images that push the page to roughly 3.7 MB, and several render-blocking resources. I want someone who lives and breathes frontend performance to turn those red flags green. The first milestone is clear: surface a valid Largest Contentful Paint and get it loading fast. Because server response seems to be the main bottleneck, I’ll need help profiling time-to-first-byte, reviewing any server-side caching layers, and advising on CDN or custom configuration options if they’re missing. I can confirm platform details once we start. After LCP is reliable and under the threshold, the rest of the audit should tighten JavaScript execution—code-split or defer where sensible—and trim or replace heavy assets. Lossless image compression, modern formats (WebP/AVIF), and elimination of leftover render-blocking CSS or inline scripts should follow naturally. Deliverables • A before-and-after Lighthouse report (mobile) showing measurable gains, especially a healthy LCP and reduced TBT. • Documented changes: server tweaks, build-tool updates, image optimizations, and any scripts/styles moved or removed. • A brief checklist I can hand to my dev team so future deployments keep these gains intact. If you have recent projects where you took similar pages into the green, share a live URL or a screencap of the audit results when you respond.
ID do Projeto: 40330280
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Ativo há 19 dias
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23 freelancers estão ofertando em média ₹6.044 INR for esse trabalho

With over a decade of experience turning underperforming websites into robust, high-performing platforms using Javascript and PHP, I am equipped with the expertise needed to address your web vitals challenges. Building upon my deep understanding of backend development, this project aligns perfectly with my skillset. I have successfully optimized numerous sites to overcome hurdles such as LCP issues, heavy assets, render-blocking resources, and more. Not only do I have a keen eye for detail but also possess excellent problem-solving skills when it comes to improving key performance metrics like LCP and TBT Beyond just solving existing issues, I am committed to proactive measures to ensure such problems are minimized during future deployments. My documentation skills will serve you well through clear, comprehensive records of the changes made. Moreover, I'm confident in providing your dev team with a checklist that will help them maximize these performance improvements moving forward. Let's unite our aims for a high-performing site so we can grow together!
₹7.000 INR em 3 dias
5,3
5,3

Hello, I understand the critical importance of optimizing Core Web Vitals, especially Largest Contentful Paint (LCP) and Total Blocking Time (TBT), to improve mobile Lighthouse scores and overall user experience. While my primary expertise is in full-stack development with a strong focus on PHP and Laravel, I am well-versed in front-end performance principles and optimization techniques that contribute to faster load times and efficient resource handling. I can assist you in profiling the server response times to identify bottlenecks affecting time-to-first-byte, review your server-side caching strategies, and advise on CDN or custom configurations to enhance delivery speed. Following that, I will help optimize JavaScript execution by implementing sensible code-splitting or deferring non-critical scripts, and reduce assets size through image compression and format optimization such as WebP or AVIF. Additionally, I will ensure render-blocking CSS and inline scripts are minimized or eliminated, documenting all changes made to your server, build tools, and front-end assets. I will also deliver a concise checklist for your team to maintain these improvements in future deployments. I am committed to providing a thorough and high-quality solution that turns those red flags green and improves your mobile Lighthouse audit metrics. I look forward to collaborating and delivering measurable performance gains. Best regards, Mohit Dubey
₹7.000 INR em 7 dias
6,1
6,1

Hello, I’m experienced in website optimization and performance improvement, helping businesses achieve faster load times, better Core Web Vitals scores, and improved user experience. I can optimize your site through code cleanup, image compression, lazy loading, caching strategies, minification, database optimization, and script management while ensuring design and functionality remain intact. My approach focuses on speed, SEO impact, mobile responsiveness, and overall stability, delivering measurable improvements in performance and search rankings. >>I would be happy to connect and discuss your project in detail. Let's have a quick chat or call to talk more about your project.<< Best Regards, Pritpal Kaur
₹12.500 INR em 7 dias
3,5
3,5

Achieving a fast and reliable Largest Contentful Paint (LCP) is crucial for delivering a seamless mobile user experience and boosting Core Web Vitals scores. Your challenge with undetected LCP elements, oversized assets, and high Total Blocking Time reflects common yet complex performance bottlenecks that demand a meticulous, data-driven approach. Addressing server response times alongside frontend optimizations ensures a holistic uplift, not just surface-level fixes. The approach will begin with a thorough profiling of your server’s time-to-first-byte, scrutinizing caching layers, and evaluating CDN configurations to eliminate backend delays impacting LCP. On the frontend, strategic code-splitting, deferring non-critical JavaScript, and implementing lossless image compression with modern formats like WebP or AVIF will significantly reduce bundle sizes and render-blocking resources. Each optimization will be validated against Lighthouse audits to ensure measurable, repeatable improvements. Technical proficiency with PHP, JavaScript, and frontend build tools will be leveraged to implement these changes seamlessly. Commitment to delivering clear, actionable results is paramount. You will receive comprehensive before-and-after Lighthouse reports highlighting gains in LCP and Total Blocking Time, along with detailed documentation of all server and frontend optimizations. A tailored checklist will empower your dev team to sustain and build upon these improvements in future releases. Let’s connect to discuss platform specifics and initiate a strategy that turns those red flags green efficiently and sustainably.
₹11.250 INR em 7 dias
3,3
3,3

Hi, I specialize in fixing exactly these Lighthouse issues—LCP, TBT, heavy JS, and render-blocking assets. What I’ll do: Identify and fix LCP element + improve server response (TTFB, caching/CDN) Reduce Total Blocking Time (code-splitting, defer/async scripts) Optimize JS bundles & remove unused code Compress and convert images to WebP/AVIF Eliminate render-blocking CSS/JS Deliverables: Before/after Lighthouse report (mobile in green) Clear documentation of all optimizations Checklist for your dev team to maintain performance I’ve taken similar sites from red to green—can share results on request.
₹6.000 INR em 7 dias
3,0
3,0

As a seasoned frontend developer with significant expertise in HTML5, JavaScript and web development, I am confident in my ability to tackle your project's performance challenges head-on. My specialization in transforming lagging sites into lightning-fast showcases perfectly mirrors your objectives for boosting Core Web Vitals performance. I thrive on identifying server-side issues, profiling time-to-first-byte, and recommending optimization strategies to enhance page loading speed. Throughout my career, I've consistently prioritized performance, usability, and long-term maintainability in the solutions I've crafted. This approach is exemplified by the custom dashboards, ERP/CRM systems, and business platforms I've built. Employing code-splitting/delaying strategies for JavaScript execution, utilizing modern image formats such as WebP or AVIF alongside lossless compression techniques are second nature to me. As proof of my abilities, I'm eager to showcase the measurable gains achieved by your project through before-and-after Lighthouse reports, documented changes like server tweaks or build-tool updates, and a concise checklist for maintaining the newfound performance enhancements. Ultimately, choosing me translates into opting for someone who not only has solid technical skills but also understands the imperative of real-world business impact. Let's work together to transform your web presence from a burden to a beacon.
₹4.000 INR em 3 dias
3,0
3,0

Hi Sounds like Lighthouse is having a rough day—I’ll fix that I specialize in turning red scores green by targeting the real bottlenecks first: fixing LCP (including TTFB/server response), reducing TBT via JS optimization (defer, split, remove bloat), and cutting page weight with proper image compression (WebP/AVIF) and render-blocking cleanup. You’ll get a faster, stable page—not just a “temporary green score.” Timeline: 2–4 days||Budget: ₹3,000 INR I know a 2.6⭐ review might look scary—I’ll be honest, my first project had a misunderstanding (1⭐). I learned fast, and my next projects earned 3 ✔️5⭐✔️ reviews—you can check my profile. Fast site, happy Lighthouse, no hacks
₹3.000 INR em 2 dias
1,8
1,8

Hello, I see your Largest Contentful Paint issue is a key blocker for your mobile Lighthouse score. As a Full-Stack Developer, Engineer, and UI/UX Specialist with 6+ years of experience, I specialize in optimizing frontend performance. I am Mubashir Ahmed. I understand you need to address the LCP element quickly, as it's the main bottleneck affecting your site's performance. - I will analyze server response time and identify caching issues impacting time-to-first-byte. - I will review current assets, implementing lossless image compression and WebP formats, and deferring or code-splitting JavaScript execution. - I will optimize JavaScript execution by removing render-blocking CSS or inline scripts. - I will provide a before-and-after Lighthouse report showcasing measurable improvements in LCP and Total Blocking Time. - I will document changes made and create a checklist for your dev team to ensure future deployments maintain performance gains. Even if you're not ready to decide, I'm happy to provide a FREE detailed proposal with a suggested roadmap for your project. My Portfolio: https://www.freelancer.com/u/mubashir021 Mubashir Ahmed
₹7.000 INR em 5 dias
0,0
0,0

As someone who lives and breathes frontend performance, I understand the frustrations associated with low web vitals scores and I know exactly how to tackle them. My extensive experience in building modern, scalable, and high-performance applications makes me well-versed in reducing LCP, Total Blocking Time, optimizing JavaScript execution, and trimming/render-blocking resources. For your specific project, I would first focus on profiling time-to-first-byte and reviewing server-side caching layers to address the main bottleneck. Then, using my skills in Javascript optimization, code-splitting or deferring where needed, and trimming heavy assets, I'll be able to greatly improve your Lighthouse score. I have successfully delivered many projects similar to yours where I have taken sluggish pages into the green. As evidence of this, I will provide you with live URLs or screencaps of audit results from these projects. Ultimately, you can expect a comprehensive report of our progress with clear documentation of all changes made along with a checklist to maintain the improved metrics for future deployments. Choose me as your freelance partner for this project and together we will transform your web vitals performance into something outstanding!
₹7.000 INR em 7 dias
0,0
0,0

Hi there! I noticed your need for improving the Core Web Vitals performance on your website, particularly focusing on optimizing Largest Contentful Paint and Total Blocking Time. Your detailed project description highlights the importance of frontend performance and the specific areas that need attention, such as server response time, image optimization, and JavaScript execution. In a recent project, I worked with a client to optimize their website's performance by implementing code-splitting techniques, optimizing images using modern formats like WebP, and minimizing render-blocking resources. This resulted in a significant improvement in their Lighthouse scores and overall user experience. I'm curious to learn more about your current server setup and caching layers to better understand the root cause of the performance issues. How flexible is your current hosting environment for implementing CDN or custom configuration changes? Looking forward to the opportunity to collaborate on this project and help you achieve your performance goals. Thanks, Tejbir Bhatia
₹7.000 INR em 7 dias
0,0
0,0

Hi, I specialize in frontend performance optimization and can confidently turn your Lighthouse metrics from red to green. I’ll first identify and fix the LCP issue by profiling TTFB, optimizing server response, and configuring caching/CDN where needed. Then I’ll reduce Total Blocking Time through code-splitting, deferring unused JavaScript, and eliminating render-blocking resources. Heavy images will be converted to WebP/AVIF with lossless compression to cut page size significantly. You’ll receive clear before/after reports, detailed documentation, and a future-proof checklist. I’ve delivered similar improvements with measurable results and would love to do the same for your project
₹1.500 INR em 7 dias
0,0
0,0

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