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Nguyên tắc chung Sao lưu toàn bộ website trước khi thực hiện. Không làm mất tính năng, nội dung, sản phẩm đang có trên website. Hạng mục 1: Xử lý mã độc và bảo mật (ưu tiên cao nhất) Tìm và xóa toàn bộ mã độc, backdoor, plugin giả, tài khoản admin lạ, cron job lạ. Xác định nguyên nhân xâm nhập và đóng lỗ hổng gốc. Kiểm tra và xử lý trang spam bị chèn vào Google (nếu có). Cập nhật WordPress từ 6.1.1 lên bản mới nhất. Nâng PHP từ 7.4 lên 8.x. Đảm bảo theme và plugin hoạt động ổn định. Thiết lập các biện pháp bảo mật cơ bản. Yêu cầu về tính sẵn sàng (availability): Mỗi lần gián đoạn không quá 15 phút. Tổng thời gian gián đoạn không quá 60 phút cho toàn bộ dự án. Có sẵn phương án khôi phục nhanh nếu nâng cấp gặp lỗi. Hạng mục 2: Rà soát plugin Lập bảng danh sách plugin gồm: tên, chức năng đang dùng trên site, còn cần hay không, tình trạng bảo mật. Plugin có lỗ hổng: cập nhật bản vá, hoặc thay bằng plugin khác có cùng tính năng. Chỉ gỡ plugin sau khi được duyệt danh sách. Theme hoặc plugin không có bản quyền (nếu có) cần báo lại để quyết định. Hạng mục 3: Tối ưu tốc độ Đo điểm PageSpeed Insights (mobile và desktop) của trang chủ, 1 trang danh mục, 1 trang sản phẩm. Gửi kết quả trước và sau khi làm. Cài và cấu hình cache (ưu tiên LiteSpeed Cache). Tối ưu ảnh hàng loạt bằng công cụ tự động, chuyển sang WebP, bật lazy load. Dọn database (bản nháp, revision, dữ liệu rác). Hạng mục 4: Báo cáo SEO Kiểm tra và gửi báo cáo tình trạng SEO của website, kèm đề xuất cải thiện. Hạng mục 5: Chỉnh sửa giao diện Giữ nguyên theme và cấu trúc hiện tại. Chỉnh style: màu sắc, font chữ, cỡ chữ, khoảng cách, nút bấm, header, footer, banner trang chủ. Đảm bảo hiển thị tốt trên điện thoại. Bên thực hiện gửi mẫu đề xuất trước khi làm. Tham khảo thêm: báo giá riêng phương án làm mới theme (nếu có).
Project ID: 40732506
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111 freelancers are bidding on average $139 USD for this job

Hello, I am Dr. Rajesh Rolen, PhD in Computer Science & Engineering, with experience of over 20+ years in PHP, Web Development, Website Design, HTML, Website Optimization, WordPress As a preferred freelancer in the top 1%, I have done 400+ projects here on freelancer.com, I have 4.9 ratings out of 5 on average, which showcases my quality of work and timely delivery. Key Highlights: - Free Hosting Support on the Cloud or any desired platform. - Free 3 months of post-delivery support to ensure that our client doesn’t face any challenges after the launch of the project. - Free Dedicated tester on projects to ensure quality delivery, so clients don’t need to act as a tester. - 10+ Years experience UI/UX team to ensure intuitive UI. Portfolio: https://www.freelancer.com/u/Microlent Please open the chat and send me a message, so we can have a more detailed discussion about the project to give you the project timeline and cost. Thank you for considering my services. I look forward to engaging in a productive conversation and understanding how I can be of assistance in bringing your project to life. Regards Rajesh Rolen
$140 USD in 10 days
9.4
9.4

Hi, I hope you're doing well! I'd love to help secure, optimize, and improve your WordPress site. Here's my approach: Malware removal and full security hardening WordPress and PHP upgrade with zero data loss Speed optimization with caching, WebP images, and database cleanup Plugin audit and safe removal with your approval I'll keep downtime under 15 minutes per session and provide before/after PageSpeed scores and an SEO report. A few questions to better understand your needs: 1. Do you have a preferred timeline or any upcoming promotions that make certain tasks more urgent? 2. Are there any plugins or theme features you rely on heavily that I should be extra careful around during the upgrade? 3. For the UI adjustments, do you have a brand style guide or reference sites you'd like me to draw inspiration from? Azeem Amin
$250 USD in 7 days
9.2
9.2

Hello, I understand the critical need to clean and secure your website while preserving its current functionality and content. My approach will be to first create a full backup of your site, ensuring that all data is safe. I'll then conduct a thorough scan to identify and remove any malicious code, backdoors, fake plugins, unauthorized admin accounts, and suspicious cron jobs. Once the site is clean, I'll implement robust security measures to prevent future attacks. With my expertise in PHP, WordPress, and web development, I can ensure that your site not only becomes secure but also performs optimally. I'll also fine-tune the site's performance and SEO to enhance user experience and visibility. Best Regards, Khorshed Alam, RS Software
$185 USD in 3 days
9.6
9.6

Hi, We have 15+ years of experience in SEO, website optimization & digital marketing with 1326+ client reviews and specialize in technical SEO, on-page optimization, keyword strategy and organic growth. I can help optimize your website with a complete SEO strategy focused on improving search visibility, keyword rankings, organic traffic and overall website performance. * WEBSITE SEO GROWTH PLAN * ✅ Complete technical SEO audit covering crawling, indexing, sitemap & site structure ✅ Keyword research based on search intent, competition & business goals ✅ On-page optimization for titles, meta tags, headings & content ✅ Internal linking, URL structure & content optimization ✅ Competitor analysis to identify keyword and content opportunities ✅ Core Web Vitals, mobile usability & page speed improvements ✅ Google Search Console & Analytics monitoring with ongoing optimization I’ll first audit your website, current rankings, technical setup and competitive landscape, then prioritize the SEO improvements with the highest potential impact. The strategy will focus on building a strong technical and content foundation for sustainable organic growth rather than relying on short-term ranking tactics. Best Regards, Firoz
$100 USD in 30 days
8.7
8.7

With a decade-long track record in Full-Stack Web & eCommerce Development, I am extremely familiar with the challenges your project entails. I am adept at securing, optimizing and revamping WordPress websites, making me the perfect fit for your task list. My expertise includes tackling malware code, improving site speed and SEO rankings as well as identifying security loopholes - aligning perfectly with your high-priority needs. Moreover, my profile showcases a comprehensive repertoire of services such as API integrations, UI/UX design and full-stack capabilities which are particularly helpful in dealing with plugin vetting and any theme design modifications you may have in mind. Additionally, I boast extensive experience with popular CMS platforms like Shopify, Magento and Wix alongside an array of web technologies such as JavaScript/TypeScript to deliver on all fronts of your requirement My commitment to clean, scalable code, responsive design and performance optimization maps perfectly onto your project requisites. The consistent accolades I receive from clients demonstrate my aptitude to provide secure and reliable solutions coupled with timely delivery of quality work. Furthermore, my broad scope of services ensures that I can handle not only the current job but also effectively tackle any future needs that may arise. Choose me to power-up your website and implement robust security features today.
$250 USD in 7 days
8.2
8.2

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. I believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$140 USD in 7 days
8.1
8.1

★★★★★★ START NOW ★★★★★★ Message me so we talk in detail.. Hello, I can Improve Website and Security perfectly !! I placed bid after checking your requirements. If you want you can ask me any questions regarding your requirement. I'm interested in working on your project. And don't worry about work. First, check my work if you are happy Then pay me. Please let me know if you require any detailed information. Waiting for your reply. I hope you respond to me. Thanks Sunil
$90 USD in 2 days
7.5
7.5

Hi, I went through your project details and understand what you're looking to achieve. I'd be interested in working with you on this. Based on the requirements you've shared, I can handle the project from start to completion while keeping the work aligned with your expectations, timeline, and desired outcome. My approach is straightforward: first, I'll make sure the requirements and expected deliverables are clear. Then I'll complete the work in structured stages, share progress along the way, incorporate your feedback, and deliver the final work after everything has been reviewed. Before we begin, I have a couple of questions about your requirements that will help me understand the scope more accurately. Feel free to message me so we can discuss the details and determine the best way to move forward. Best regards, Anum
$250 USD in 1 day
6.9
6.9

Xin chào, Tôi là một lập trình viên WordPress giàu kinh nghiệm và có thể đảm nhận toàn bộ các công việc: loại bỏ mã độc, tăng cường bảo mật, nâng cấp WordPress/PHP, rà soát plugin, tối ưu hóa tốc độ, đánh giá SEO và cải thiện giao diện (UI) để đảm bảo hiển thị tốt trên mọi thiết bị. Trước tiên, tôi sẽ thực hiện sao lưu toàn bộ dữ liệu, bảo toàn mọi nội dung và tính năng hiện có, đồng thời đảm bảo khả năng khôi phục an toàn nếu cần thiết. Tôi có thể bắt đầu công việc ngay lập tức. Trân trọng, Thang Tran Trong
$99 USD in 1 day
6.8
6.8

Hi, Tôi có thể xử lý trọn gói website của bạn: quét và gỡ mã độc/backdoor, rà soát plugin, nâng WordPress và PHP an toàn, đồng thời giữ nguyên toàn bộ nội dung và sản phẩm hiện có. Tôi sẽ làm theo lộ trình có backup, phương án rollback nhanh, downtime tối thiểu, kèm bảng plugin, báo cáo SEO, đo PageSpeed trước/sau, tối ưu cache, ảnh WebP, database và chỉnh giao diện theo yêu cầu. Tôi sẽ gửi mẫu đề xuất giao diện trước khi triển khai để bạn duyệt. Regards, Parvesh M.
$75 USD in 3 days
6.5
6.5

Hi, I'm Denis, a full-stack developer specializing in WordPress security hardening, performance optimization, and site recovery. I understand your situation. Your site is compromised and needs cleaning, securing, and optimizing within tight constraints (15 minutes per session, 60 minutes total). This requires a careful, methodical approach with solid backup and rollback plans. Here's my approach: First, I'll create a complete backup and document the current state. Then I'll scan for malware, backdoors, suspicious accounts, and rogue cron jobs to identify the breach entry point and close it. I'll update WordPress to the latest version and upgrade PHP from 7.4 to 8.x, testing theme and plugin compatibility throughout. I'll audit all plugins for vulnerabilities, patch or replace as needed, and review security settings. For performance, I'll measure PageSpeed Insights on key pages, implement LiteSpeed Cache, optimize images to WebP with lazy loading, and clean the database. I'll also audit your SEO status and provide recommendations, plus handle any UI refinements while preserving your existing theme. The main risk is plugin compatibility during the PHP upgrade. I'll mitigate this by testing in staging first, documenting issues, and keeping a quick rollback ready for the live update. I'm available to start immediately. Let's discuss the details. Thanks, Denis.
$30 USD in 2 days
6.3
6.3

Hello, You've mentioned the need to enhance and secure your website by handling malicious code, improving security measures, reviewing plugins, optimizing speed, and reporting on SEO status. With my experience in web development and a recent project involving similar tasks, I believe I can effectively address these requirements. For your project, my approach would be to first conduct a thorough audit to identify and remove any malicious code or security vulnerabilities. I will then review and optimize plugins, improve site speed using tools like LiteSpeed Cache, and provide detailed SEO reports with improvement suggestions. I would love to discuss your project further and share insights on how we can achieve your goals. Please visit my portfolio for a better understanding of my skills: https://www.freelancer.com/u/SajidaSaqira/SS-Technologies Best regards, Sajida Saqira
$80 USD in 7 days
6.2
6.2

As a top-rated freelancer with extensive experience in Web Development and WordPress, I am confident in tackling and delivering the requirements you've laid out for your project. My past projects have consistently met the high-quality standards needed to ensure the security and efficiency of my clients' websites, two key areas given top priority in your project. From identifying and eliminating malware and backdoor tracks to keeping plugins up-to-date and filling any security gaps, I possess the skill-set necessary for thorough maintenance. Another significant aspect highlighted in your project is optimization. With my proficiency in installing and configuring caches like LiteSpeed Cache and automating tasks like image optimization for WebP format, I can vastly improve your site's loading speed and performance without compromising functionality or visual appeal. Lastly, considering my established familiarity with SEO practices, I'm well-positioned to provide an insightful report on your website's SEO health, along with recommendations for improvement. And since ensuring client satisfaction is a personal mantra for me, I guarantee regular communication, keeping you updated at every step of the process, minimizing disruptions or downtimes. Let's collaborate to transform your website into a paragon of security, speed, user-friendliness, aesthetic finesse, and impeccable SEO compliance!
$200 USD in 4 days
6.5
6.5

With over 8 years of experience as a developer, I am well-versed in the skills needed for this project. I have a deep understanding of HTML, PHP, and WordPress - the very soul of your website. Coming from a strong IT background, I have scrutinized various security measures and know how to protect a website against malware, spam sites, and other vulnerabilities. I also understand the importance of minimal downtime during updates or modifications. My familiarity with Linux, Git and site backups ensures that your site experiences minimal disruption - no more than 15 minutes at a time. My tech stack is equipped to tackle any issues with WordPress and PHP version upgrades too. Moreover, aside from security enhancements, I can offer to streamline your website by reviewing plugins, optimizing speed & improving its SEO performance. Plus, my knowledge in UI/UX design can help give your site a facelift without compromising on its current theme, structure or mobile compatibility. I also excel in reporting to provide you essential insights on your website's SEO performance. To wrap up, I am not just another "hourly worker", but someone passionate about ensuring your site runs smoothly while steadily improving its overall efficiency and security. Let's collaborate to create an impressive online experience for potential clients!
$120 USD in 4 days
6.6
6.6

Dear Son, I am well-qualified to undertake the comprehensive enhancement and security upgrade of your WordPress website as outlined. My approach prioritizes a full backup to safeguard your current data and functionality. I will meticulously scan and remove all malware, backdoors, fake plugins, unauthorized admin accounts, and suspicious cron jobs. Identifying the root cause of breaches will allow me to close vulnerabilities effectively. Upgrading WordPress from 6.1.1 to the latest stable version, along with PHP from 7.4 to 8.x, will be done with rigorous compatibility testing to ensure theme and plugin stability. I will implement robust security measures including firewall rules, login hardening, and malware monitoring. For plugins, I will audit each one listing functions, necessity, and security status, recommending updates or replacements for any with vulnerabilities, only removing plugins once approved. To optimize speed, I will measure Google PageSpeed Insights scores pre- and post-implementation, configure LiteSpeed Cache, automate image optimization to WebP with lazy loading, and clean up your database from redundant data. This structured, low-risk plan ensures minimal downtime within your availability requirements and includes reliable rollback procedures. I am ready to deliver these vital upgrades to enhance security, performance, and SEO for your website. Sincerely, Firoz
$100 USD in 5 days
6.5
6.5

Chào bạn, Tôi có thể thực hiện dự án này với tiêu chí ưu tiên hàng đầu là tính bảo mật và sự ổn định, đồng thời bảo toàn toàn bộ các tính năng, nội dung, sản phẩm và chức năng hiện có của trang web. Quy trình làm việc của tôi sẽ bao gồm: Sao lưu toàn bộ dữ liệu và lập kế hoạch khôi phục an toàn trước khi thực hiện bất kỳ thay đổi nào. Kiểm tra toàn diện về bảo mật và mã độc: rà soát cửa hậu (backdoor), plugin giả mạo, tài khoản quản trị lạ, các tác vụ cron độc hại, trang spam bị chèn vào hệ thống và các tệp tin bị xâm nhập. Xác định và khắc phục tận gốc lỗ hổng bảo mật thay vì chỉ đơn thuần loại bỏ mã độc. Nâng cấp an toàn từ WordPress 6.1.1 lên phiên bản ổn định mới nhất và PHP 8.x, kèm theo kiểm tra tính tương thích với giao diện (theme) và các plugin hiện có. Rà soát từng plugin và cung cấp bảng tổng hợp chi tiết về mục đích, cách sử dụng, mức độ cần thiết, tình trạng bảo mật và các khuyến nghị xử lý. Sẽ không có plugin nào bị gỡ bỏ nếu chưa có sự đồng ý của bạn. Giữ nguyên giao diện và cấu trúc hiện tại nhưng cải thiện các yếu tố như kiểu chữ, màu sắc, khoảng cách, nút bấm, phần đầu/chân trang (header/footer), banner trang chủ và khả năng hiển thị trên thiết bị di động. Mục tiêu của tôi là thực hiện nâng cấp một cách an toàn, ổn định và ít gây gián đoạn nhất có thể, chứ không chỉ đơn thuần là cập nhật phần mềm rồi hy vọng mọi thứ sẽ hoạt động trơn tru.
$140 USD in 7 days
6.6
6.6

Hi, I’ll secure and restore your WordPress site without losing products or content, including full malware cleanup, root-cause patching, WP/PHP upgrades, and a plugin security review. The main technical risk is hidden backdoors or an unstable theme/plugin after moving to PHP 8.x, so I’ll work from a full backup and use a staged restore plan. I recently handled a similar WordPress hardening task with malicious admin accounts, spam pages, and performance cleanup. For your project, I’d begin with a complete backup and a security audit, then remove threats, verify plugin dependencies, configure LiteSpeed Cache/WebP optimization, and deliver before/after reports for PageSpeed and SEO. Could you please share admin, hosting, and any recent backup access? Best regards, NexLoom
$30 USD in 1 day
5.4
5.4

Hello, I can clean up malware and optimize your WordPress site without breaking existing features or content. I fixed a similar site where malware infected 15 plugins—identifying the source was the hardest part, but using a plugin scanner and manual code review caught everything. I’d approach this by scanning for malware with Sucuri or Wordfence, then removing infected files while keeping your theme and content intact. I’ll also update WordPress and PHP to the latest versions to close security gaps. This will reduce downtime and improve security while keeping your site functional. I’ll provide a detailed report on vulnerabilities found and steps taken to fix them. After the project, I’ll leave you with a security checklist and recommendations for ongoing maintenance. If this sounds helpful, I’d be happy to discuss the next steps. Thanks, Lazar.
$30 USD in 1 day
5.4
5.4

Xin chao, "BAO MAT + TOI UU WEBSITE WORDPRESS" - uu tien la lam sach ma doc va dong lo hong truoc, sau do moi toi uu toc do, SEO va giao dien ma khong lam mat du lieu hay chuc nang hien tai. Toi se backup toan bo truoc khi thay doi, kiem tra backdoor, admin la, cron, plugin va nguyen nhan xam nhap. Sau do lap danh sach plugin, nang WordPress/PHP theo tung buoc co phuong an rollback, toi uu LiteSpeed Cache, WebP, lazy load va database. PageSpeed mobile/desktop se duoc ghi nhan truoc va sau khi xu ly, kem bao cao SEO va de xuat style truoc khi sua giao dien. Ban co the cung cap quyen hosting/cPanel va WordPress de toi kiem tra backup, PHP va plugin hien tai truoc khong? Mong duoc lam viec cung ban.
$70 USD in 1 day
5.4
5.4

Tôi hiểu ưu tiên của dự án là làm sạch mã độc và bảo vệ website trước khi tối ưu tốc độ hay giao diện, đồng thời giữ nguyên toàn bộ nội dung, sản phẩm và chức năng hiện tại. Tôi sẽ bắt đầu bằng backup và kiểm tra toàn bộ WordPress, file/theme/plugin, admin accounts, cron jobs và các dấu hiệu backdoor hoặc spam injection. Sau đó tôi sẽ xử lý nguyên nhân gốc, rà soát plugin, nâng WordPress/PHP theo từng bước và kiểm tra compatibility trước khi đưa thay đổi lên production. Sau phần bảo mật, tôi sẽ tối ưu cache, hình ảnh/WebP, database và kiểm tra PageSpeed trước/sau. Tôi cũng sẽ cung cấp báo cáo plugin, SEO và đề xuất chỉnh giao diện responsive mà không phá cấu trúc theme hiện tại. Website hiện đang sử dụng LiteSpeed hosting/server hay môi trường hosting nào? Ngoài ra, bạn đã có bản backup sạch gần nhất trước thời điểm website bị nhiễm mã độc chưa? Tôi sẽ ưu tiên quy trình an toàn, rollback rõ ràng và hạn chế downtime trong toàn bộ quá trình. Cảm ơn!
$100 USD in 1 day
5.2
5.2

Hanoi, Vietnam
Member since Apr 21, 2017
₹12500-37500 INR
£10-20 GBP
€250-750 EUR
£20-250 GBP
£20-250 GBP
₹12500-37500 INR
$10-30 USD
₹750-1250 INR / hour
$15-25 USD / hour
$30-250 USD
$30-250 USD
$15-25 USD / hour
€30-250 EUR
$10-30 USD
min $50 USD / hour
$750-1500 NZD
₹1500-12500 INR
₹12500-37500 INR
$10-30 USD
$250-750 USD