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I have a production [login to view URL] site that already looks and functions well, yet still feels sluggish in places and under-delivers on SEO metrics. I’ve gathered a clear, itemised list of problem areas—slow initial paint on key pages, Core Web Vitals warnings, and inconsistent behaviour on smaller screens—and I’m ready to hand that list over the moment we start. Your main brief is performance optimisation, with three targets in mind: • Lightning-fast page-load speed • Noticeable gains in SEO performance (especially Core Web Vitals) • Rock-solid mobile responsiveness The codebase is React 18 / [login to view URL] 13. You’ll have access to the repo, build pipeline, and my Lighthouse/GTM data. If you prefer TypeScript, you’ll fit right in; the project already uses it for most components. I’m particularly interested in how you leverage AI coding assistants or performance-profiling tools to accelerate the work, so please mention those in your reply. Alongside that, include: • A couple of portfolio links, focusing on React/[login to view URL] builds • A short note on a recent SEO or performance win you engineered • Your hourly rate and estimated weekly availability Once we agree on scope, I’ll share the full issue list plus acceptance criteria. Let’s get this site racing.
Projekt-ID: 40264252
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232 freelancere byder i gennemsnit $33 USD/time på dette job

Hi there, I understood your site is already functional but underperforming in speed, Core Web Vitals, and mobile responsiveness, and I can optimise it to achieve faster load times, improved SEO, and consistent behaviour across devices. Once I get access to your repo, build pipeline, and issue list, I will start with performance profiling, pinpointing bottlenecks, and implementing fixes using best practices and profiling tools to ensure measurable improvements. I would request to connect so we can discuss priority pages, your SEO targets, and acceptance criteria before I begin. Thanks, Rahul A.
$25 USD på 40 dage
8,7
8,7

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
$25 USD på 40 dage
6,1
6,1

Hello, I hope you're doing well! I'm a Top-Rated Full-Stack Developer with 12+ years of experience delivering scalable, high-quality digital solutions. I’ve completed 100+ projects across Node.js, Python (Django/Flask), PHP (Laravel, CodeIgniter, Yii2), React/Vue/Angular, Shopify & E-commerce, and Mobile Apps (React Native, Flutter). My clients value my reliability, communication, and commitment to deadlines. Why I’m a Great Fit: > I carefully review project requirements to ensure full clarity. > I deliver clean, maintainable, and scalable code. > I break complex tasks into structured milestones with regular updates. > I work seamlessly across time zones using Jira, Asana, and Basecamp. What I Can Deliver: > Full-Stack Web & Backend Development (APIs, Platforms) > E-commerce & Marketplace Solutions (Shopify, WooCommerce, Magento) > Mobile Apps (React Native, Flutter) > AI/ML Integrations, Chatbots & Analytics > DevOps (AWS, Docker, CI/CD), Testing & QA > UI/UX Support & Technical Consulting My Approach: > Requirement Analysis & Scope Confirmation > Clear Timeline with Defined Milestones > Iterative Development with Demos > Thorough Testing & Final Delivery > Post-Launch Support Best regards,
$25 USD på 40 dage
6,1
6,1

Hello, Hope you're doing great! I am a PHP Developer who builds secure, fast, and business-focused web applications. I work with both custom PHP and frameworks, and always ensure that every project is optimized, scalable, and easy to maintain. What I Do 1. Custom web applications & business automation tools 2. API development and integration 3. Secure login, admin panels, and dashboard systems 4. High-speed, mobile-friendly websites 5. Migration, bug fixing, and performance upgrades Why Clients Prefer My Work 1. Clean folder structure & scalable architecture 2. Fully optimized and secure coding practices 3. Excellent communication & professional approac 4. Quick turnaround time with regular updates Ready to Start Share your requirements or preferred reference — I’ll analyze it and provide: 1. Best technical plan 2. Exact timeline 3. Budget estimate Looking forward to building something amazing for you!
$25 USD på 40 dage
5,3
5,3

Nice to meet you , It is a pleasure to communicate with you. My name is Anthony Muñoz, I am the lead engineer for DSPro IT agency and I would like to offer you my professional services. I have more than 10 years of working as a Backend and Software developer, I have successfully completed numerous jobs similar to yours therefore, and after carefully reading the requirements of your project, I consider this job to be suitable to my area of knowledge and skills. I would love to work together to make this project a reality. I greatly appreciate the time provided and I remain pending for any questions or comments. Feel free to contact me. Greetings
$68 USD på 40 dage
5,9
5,9

Hi, I have reviewed the details of your project. we have handled similar projects successfully, and I am confident we can deliver high quality results for you. i will first understand exactly what you need, then plan everything step by step to make sure the work runs smoothly. we prefer clear communication and regular updates so that the project progresses smoothly and meets your expectations. let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in the chat to show relevant examples of our past work. looking forward to your response. mughiraa
$38 USD på 40 dage
5,5
5,5

I hope you're doing well! My name is Nawal, and I bring over nine years of experience in [ProjectTitle]. After carefully reviewing your project brief, I’m confident that I understand your needs and can deliver exactly what you're looking for. Here’s what I offer: ✅ Multiple initial drafts within 24 to 48 hours ✅ Unlimited revisions until you're 100% satisfied ✅ Final delivery in all required formats, including the editable master file and full copyright ownership You can check out my portfolio and past work here: ? Freelancer Profile – eaglegraphics247 I’d love to discuss your project further and explore how we can make your vision a reality. Let me know a convenient time for a quick chat! Looking forward to working together. Best regards, Nawal
$25 USD på 5 dage
5,0
5,0

Hello, Will the real-time data feed require sub-second latency across all users? Are you planning to host this within a single region or multi-region setup? I take full ownership of the performance overhaul project, ensuring lightning-fast page-load speed, improved SEO metrics, and enhanced mobile responsiveness. Communication will be direct and efficient. Let’s align on the details and move forward. Best regards, Vasyl
$38 USD på 40 dage
4,3
4,3

Hi there, I’m Ahmed from Eastvale, California — a Senior Full-Stack & AI Engineer with over 15 years of experience building high-quality web and mobile applications. After reviewing your job posting, I’m confident that my background and skill set make me an excellent fit for your project. I’ve successfully completed similar projects in the past, so you can expect reliable communication, clean and scalable code, and results delivered on time. I’m ready to get started right away and would love the opportunity to bring your vision to life. Looking forward to working with you. Best regards, Ahmed Hassan
$40 USD på 40 dage
4,4
4,4

Hi, Client. I am very interested in your project and confident that my core skills and extensive experience align perfectly with your requirements. After carefully reviewing the project details, I am certain that I can deliver high-quality results within a short timeframe. I am readily available to begin work immediately and will maintain clear, consistent communication throughout the process. I look forward to the opportunity to collaborate with you. Best regards, Huy
$25 USD på 40 dage
2,7
2,7

Hi, hope you are well. I am project manager of software agency. As a project manager with many years of experience in React.js, Web Development, I helped many clients reach their goals. Feel free to visit our website to check our team and portfolio. Looking forward to working with you, connect in chat or talk on a call. Regards, Jayabrata Bhaduri
$38 USD på 40 dage
2,0
2,0

With a decade of experience in Java programming, I've worked on numerous complex projects, including a substantial number using React and Next.js. My proficiency with these technologies will enable me to dive into your codebase and quickly identify areas of performance concern. Additionally, I have a strong background in TypeScript which perfectly aligns with the majority of your project's components. I understand your desire to explore AI coding assistants and performance-profiling tools, and as an inquisitive tech enthusiast, I'm particularly drawn to this aspect too. Though I may not have hands-on experience with these specific tools you mentioned, my deep involvement in different technologies over the years signifies my capability to adapt to new tools and learn fast. My research inclination is evident through my active GitHub presence where you can find my plethora of experiments with beneficial technologies like AI, machine learning, OpenCV, among others. A recent win that took place on my watch was when I was able to optimize a laggy app using JavaFX by leveraging on thread pools and other task management techniques. This resulted in a six-fold increase in the app's overall speed. It showcased my knack for not only identifying performance issues but also offering viable solutions that yield tangible results.
$60 USD på 40 dage
1,7
1,7

Hello, I’m Dinesh Kumar With 14+ years of experience across multiple platforms, I’ve helped build numerous startups through dedication and hard work. I’m committed to delivering high quality work that ensures 100% client satisfaction. Your success is my priority, and I focus on building long term relationships based on trust and excellence. Expertise: Web & App Development – React.js, Node.js, JavaScript, PHP, MySQL, WordPress, Magento, CodeIgniter, Shopify, .NET, Flutter, FoxPro Strong knowledge of frameworks, software design, and development methodologies Proven ability to deliver custom, scalable, and reliable solutions for diverse industries I work with clients globally, providing end to end solutions that meet unique project needs while maintaining the highest quality standards.
$38 USD på 40 dage
1,0
1,0

Hi there, I’d love to help bring your vision to life with a modern, website that looks great and is easy to use. With 9+ years of experience, I’ll create an intuitive and conversion-focused, giving visitors a smooth experience. I’ll also handle SEO to improve your rankings and drive qualified traffic. Why Choose Me: • Expert in creating modern, user-friendly, and conversion-focused WordPress websites • Skilled in SEO strategies that improve rankings and drive targeted traffic • Experienced in building easy-to-manage sites for effortless content updates • Detail-oriented approach to ensure your vision is accurately implemented I’d love to move forward once we finalize the details. Best Regards, Anupma C
$38 USD på 40 dage
0,0
0,0

A Next 13 app that “looks fine” but feels slow usually has bottlenecks in hydration, bundle size, or data-fetching strategy — especially with Core Web Vitals in play. I’d start by profiling before touching code: Lighthouse CI, Web Vitals extension, Chrome Performance panel, and bundle analysis (next build --analyze). I also use AI assistants to quickly trace dead code, spot unnecessary client components, and refactor heavy logic into server components where possible — it speeds up the audit phase a lot. Typical wins I target: ✔️ Reduce JS bundle + eliminate unused deps ✔️ Convert client components to server components where viable ✔️ Optimize images (next/image, proper sizing, priority hints) ✔️ Fix CLS via layout stabilization ✔️ Improve LCP with smarter data fetching + caching ✔️ Tighten mobile rendering + responsive breakpoints Recent example: brought LCP from ~4.2s to 1.9s and pushed CWV from “needs improvement” to green across key landing pages by restructuring rendering and caching layers. I’m available 40 hrs/week. Before I estimate effort: are most slow pages using SSR, SSG, or heavy client-side fetching right now?
$25 USD på 40 dage
0,0
0,0

Hello. Please check my portfolio: https://www.freelancer.com/u/felipeg207 After reviewing your proposal, I'm confident I'm the right developer for your project, and I'm very interested in learning more. I have experience completing similar projects from start to finish. I'd like to discuss your project in more detail. I look forward to hearing from you. Thank you. Hello, thank you for contacting me.
$38 USD på 40 dage
0,0
0,0

⭐Boa tarde⭐ Entendi perfeitamente o que você procura. Como desenvolvedor full stack, ofereço análise detalhada utilizando Lighthouse, Web Vitals, ferramentas de desempenho do Chrome e análise de código assistida por IA para identificar gargalos de renderização, problemas de hidratação, inchaço de pacotes e busca ineficiente de dados. Caso sejam detectados problemas de desempenho ou SEO, eles serão resolvidos por meio de divisão de código, importações dinâmicas, otimização de imagens, refinamento da renderização no servidor, estratégias de cache e melhorias nos metadados estruturados para garantir ganhos mensuráveis. Já realizei otimizações semelhantes em plataformas de alto tráfego, onde o tempo de carregamento inicial foi reduzido significativamente e as Core Web Vitals passaram a apresentar resultados positivos tanto em dispositivos móveis quanto em desktops. Atenciosamente, Ahmed
$25 USD på 40 dage
0,0
0,0

I am available 30–40 hours per week and can start immediately. I will ensure fast page load, smooth mobile responsiveness, and improved SEO metrics.
$25 USD på 30 dage
0,0
0,0

Hello, As a certified forensic specialist with extensive experience in GPS data analysis for legal purposes, I am well-equipped to assist with this critical project. My approach will ensure accuracy, integrity, and defensibility in line with legal standards. Methodology: Data Extraction & Authentication: I will verify the raw binary GPS data using tools like Cellebrite and Autopsy to ensure integrity and maintain chain of custody. Route Reconstruction & Analysis: Using GPS-specific software, I will reconstruct the routes and perform a comparative analysis against optimized alternatives, factoring in real-time variables like traffic. Reporting: I will provide a detailed, courtroom-ready report with visual evidence (maps, graphs) and all supporting files in CSV/KML formats. Expert Testimony: If required, I will present findings in court, providing clear and defensible explanations of my methods and conclusions. Turnaround: 7-10 business days for initial analysis. I am confident I can provide thorough and accurate results for your case.
$38 USD på 40 dage
0,0
0,0

Hello, As a full-stack developer with 15 years of experience, I am confident in my ability to successfully complete your project. You can review my profile to see my past work, and let’s connect if you’re interested in working together! - Strong Problem-Solving Skills – I tackle complex challenges efficiently and deliver optimal solutions. - Collaborative Team Player & Leader – I thrive in team environments, whether working alongside other developers or leading a project to success. - Clear & Open Communication – Expect in-depth technical discussions to ensure smooth development. - Commitment to Quality – I provide full source code, documentation, and post-release support to guarantee a top-tier product. My Services: - 24/7 Fast Communication – Quick responses and availability. - Comprehensive Project Planning – Detailed discussions for precise time and budget estimates. - Revisions Until Satisfaction – I ensure the final product meets your expectations. - Free Technical Support for 3 Months – Reliable after-release assistance. Let's discuss your project in detail so I can provide an accurate estimate and deliver a high-quality solution. Looking forward to hearing from you! Best regards, Anton.
$35 USD på 40 dage
0,0
0,0

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