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My OpenCart store was installed through my web-host’s one-click installer and it has never run smoothly. Core functions randomly break, and many links throw “Page not found” errors, so customers can’t complete even the most basic actions. I need a developer who knows the ins and outs of OpenCart to trace these problems to their source, fix them for good, then give the whole site a performance tune-up. Key deliverables • Diagnose and eliminate the “Page not found” errors across storefront and admin • Restore all basic functions that have stopped working (catalog browsing, add-to-cart, checkout, etc.) • Patch any extension or permission conflicts you uncover • Optimise loading speed with best-practice caching, DB cleanup, and server-level tweaks suitable for a typical shared web-hotel environment • Provide a short hand-over note summarising what was changed and any future maintenance tips The job is complete when every public page loads without errors, core workflows run start-to-finish, and the store feels noticeably faster to the end user. If that sounds straightforward to you, let’s get started.
Project ID: 40205394
178 proposals
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Active 3 mos ago
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178 freelancers are bidding on average $21 USD/hour for this job

With over two decades of expertise in web development and a strong background working with OpenCart, my team at CnELIndia is more than equipped to tackle the issues that have been plaguing your online store. The "Page not found" errors can be frustrating and detrimental to any e-commerce business, but with our deep-rooted knowledge of OpenCart, we can trace these issues back to their source and ensure they become a thing of the past. We understand how critical it is for basic functions on your website to run seamlessly. We will not only restore the catalog browsing, add-to-cart and checkout functions but also pinpoint any extension or permission conflicts that may be occurring. Our extensive experience with data scraping allows us to efficiently analyze and resolve complex technical problems. Importantly, we don't just stop at problem-solving; we scrutinize your entire site for optimization opportunities. Using best- practice caching techniques, conducting thorough database cleanups, and making server-level tweaks suitable for a shared hosting environment ensures peak performance for your site. After our work is complete, you'll not only have an error-free page but also a noticeably faster performing store.
$20 USD in 40 days
9.1
9.1

Hi there, I’ve fixed OpenCart issues from one-click installs many times. I’ll diagnose the 404s, restore storefront and admin flows (catalog browsing, add-to-cart, checkout), and patch conflicts from extensions or permissions. I’ll check error logs, file permissions, SEO URLs, and recent changes, then optimize loading speed with caching suggestions, DB cleanup, and server tweaks suited for shared hosting. I’ll document every change in a short handover note with maintenance tips. I can start immediately and aim to complete a verified fix within 2-3 days after access is granted. Which OpenCart version are you running and what is your current PHP/MySQL stack on the shared hosting? Do you have access to server error logs and OpenCart logs to share? Are there any recent changes to templates, extensions, or overrides? Can you confirm the last functioning state before issues began? Do you have a backup you trust to restore from if needed? Which extensions were installed or updated recently? Is SEO URLs and .htaccess rewrite enabled and any custom rewrites? Is caching enabled (OC cache, PHP opcache, or other) and what caching is in place? Are there any security modules or firewall rules that could block issues? What is your target uptime window and preferred turnaround for fixes? Best regards,
$25 USD in 31 days
8.7
8.7

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in PHP, Troubleshooting, MySQL, HTML, Web Hosting, Open Cart, Web Development, Website Optimization and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$25 USD in 5 days
9.0
9.0

Hi, I can definitely help diagnose and fix the “Page not found” errors and restore core functions like browsing and checkout. Additionally, I’ll optimize your site’s loading speed through caching and necessary server tweaks. With over 9+ years of experience in OpenCart development and troubleshooting, I ensure all tasks are completed effectively and efficiently. I’ll also provide a summary note detailing all changes and maintenance tips for the future. Let’s get started on making your store run smoothly! Best Regards, Priyanka
$20 USD in 40 days
8.4
8.4

Hello, I came across your project and found it truly interesting. With over eight years of hands-on experience in this field, I have successfully delivered high-quality solutions to clients worldwide. My dedication to excellence is reflected in the 180+ positive reviews from satisfied clients. I’d love to bring this expertise to your project and ensure outstanding results. However, I do have a few important points I’d like to clarify to align perfectly with your vision. Let’s connect via chat, where I can also share relevant examples of my past work. I'm looking forward to hearing back from you! Best Regards, Divu.
$15 USD in 40 days
8.2
8.2

Hello, I can help diagnose and permanently fix the issues in your OpenCart store and get it running smoothly again. I’ll trace the root cause of the broken core functions and “Page not found” errors, whether they stem from the one-click installer, server configuration, SEO URLs, or extension conflicts. Once stabilized, I’ll optimize performance, clean up errors, and ensure key customer flows work reliably end to end. I have strong experience with OpenCart internals, hosting environments, and performance tuning, and I can deliver a stable, fast store you can confidently run.
$20 USD in 40 days
8.2
8.2

SURE-----------------I will help you to optimize and Troubleshoot as per the given KEY points---------------I am highly qualified to do this job with high QUALITY ----- I am Passionate PHP/Full stack developer having rich experience with so many successful Tasks. Please ping me to get started and provide you great results. Thanks!
$20 USD in 40 days
8.1
8.1

With over 15 years of experience as a Senior Software Architect and Full-Stack Developer, I strongly believe that I'm the best fit for your OpenCart troubleshooting and optimization project. Having built secure, scalable, and business-driven solutions my entire career, I have the skills to effectively diagnose and fix your site's issues at their source, ensuring lasting performance improvement. My core expertise in PHP, MySQL, and HTML aligns perfectly with the requirements of your project. Throughout my career, I've worked with similar web hosting environments and have been successful in optimizing loading speeds through caching, database cleanup, and server-level tweaks - just what you're looking for. With all the conflicts resolved, I will also deliver a comprehensive handover note detailing every change made to ensure ease of future maintenance. As a freelancer, I understand the importance of turning ideas into viable products while considering long-term maintainability. Your project isn't just about fixing bugs but creating an optimized environment that scales reliably over time. My meticulous and business-focused approach ensures not just fixes but future-proof solutions. Let me put my skills to work for you—your OpenCart store will run smoothly and your customers' experience will be enhanced.
$15 USD in 40 days
8.0
8.0

Dear Client, With a wide-ranging skill set that spans from working with HTML, MySQL to PHP, I am uniquely qualified for the Open Cart troubleshooting and optimization project. Having built numerous robust, high-performance apps in my career, I understand the importance of diagnosing issues right at the root and offering lasting fixes. In line with your project needs, my past projects have involved resolving similar challenges - system functions breaking randomly and links throwing errors. I take a meticulous approach to debugging, ensuring not just immediate resolution but also patching any potential conflicts down the line. Apart from fixing your current problems, I will leave your site better than ever by optimizing its performance. My server-level tweaks tailored for shared web-hosting environment, caching enhancements and DB clean-up will ensure noticeable improvements to your end users. Plus, you can trust me to document all changes and provide maintenance tips for smooth sailing in the future. Let's get started on making your site just right!!! Thank you!!!
$20 USD in 40 days
7.9
7.9

Hi, I have worked with OpenCart 10 years ago. I got your requirements fully and I am sure I am the best candidate for this project. I think the 'Page not found' issue will be related to the router configuration on the OpnCart. First, I'd like to check the website URL. Looking forward to your response. Thanks
$25 USD in 40 days
6.9
6.9

Hi, I’ve worked extensively with OpenCart stores installed via one-click installers, and the issues you’re describing are very common when paths, permissions, or extensions aren’t aligned correctly from day one. I’ll start with a full diagnostic: URL/SEO routing, .htaccess, permissions, extension conflicts, and error logs to eliminate the “Page not found” issues across both frontend and admin. From there I’ll restore broken core flows (catalog, cart, checkout) and fix any extension or override problems causing instability. Once the store is stable, I’ll optimize performance for a shared hosting environment—cleaning the database, enabling proper caching, and applying safe server-level tweaks that won’t break updates. You’ll get a clear summary of what was fixed and practical maintenance tips so the problems don’t return. If you can provide hosting and admin access, I can start immediately.
$20 USD in 40 days
7.3
7.3

With over a decade of experience as a Full Stack Software Engineer, I bring the in-depth knowledge of OpenCart that your project demands. Having worked with numerous e-commerce platforms including WordPress, Shopify, and Woocommerce, I am not only familiar with OpenCart but also comfortable troubleshooting and optimizing various aspects of an online store. My proficiencies include PHP, MySQL, Cpanel, CSS3, Javascript, to name just a few. Through these skills, I aim to efficiently eliminate the "Page not found" errors affecting your store's performance. My expertise extends beyond migration and setup. As part of my service to customers in the past, I have consistently focused on both front-end usability and back-end scalability. This has equipped me to trace problems to their roots and fix them at their core. Additionally, I boast a strong background in optimizing website speed - caching well-suited for shared web-hotel environments is a particular strength. In my previous projects and my consultancy work, I've maintained strict deadlines while prioritizing creative solutions that deliver tangible results. Your project aligns perfectly with my skill set and what I consider imperative in ensuring a satisfactory 'end-user' experience on any site: eliminating errors
$20 USD in 40 days
7.1
7.1

Hello , I checked your project, and it looks interesting. This is something we already work on, so the requirements are clear from the start. We mainly work on PHP, Troubleshooting, MySQL, HTML, Web Hosting, Open Cart, Web Development, Website Optimization We focus on making things simple, reliable, and actually useful in real life not overcomplicated stuff. Let’s connect in chat and see if we’re a good fit for this. Best Regards, Ali nawaz
$20 USD in 40 days
6.6
6.6

I'm experienced in troubleshooting and optimizing OpenCart stores. I will diagnose and fix all "Page not found" errors, restore core functions, resolve extension conflicts, and enhance loading speed with caching and server tweaks. My goal is to ensure a seamless shopping experience for customers. I will provide a detailed hand-over note for future maintenance. Let's work together to make your store error-free and faster for users.
$25 USD in 40 days
6.7
6.7

Hi there, I understand the frustration of dealing with a malfunctioning OpenCart store, especially when it hampers customer experience. As a top California freelancer with a proven track record, I've tackled similar issues by diagnosing and fixing numerous OpenCart setups that faced similar core function errors. My approach will involve a thorough investigation to trace the source of the "Page not found" errors and restoring all essential functionalities, ensuring your checkout process runs seamlessly. Once I address the immediate issues, I’ll conduct a comprehensive performance tune-up to optimize your site’s speed, implementing best practices tailored for your shared hosting environment. You can expect a detailed hand-over note summarizing all repairs and maintenance tips to keep your store running smoothly in the future. I’m ready to start right away; please message me to discuss your requirements and next steps. What specific extensions do you currently have installed, and have you noticed any patterns with the errors?
$30 USD in 34 days
6.7
6.7

Hello, I have 10 years of experience in Opencart. Please check my profile. I have experience in bug fixes, speed optimisation, module development, etc. I will fix all the errors from your website and optimize speed. For this please share your website to check once. Thanks, Harsh
$20 USD in 40 days
6.7
6.7

Hello, I have reviewed your description that you are looking for an OpenCart developer to Troubleshoot and optimize. Only pay if you are satisfied with my work, no upfront required. Why hire me as an OpenCart developer? => OpenCart / PHP Expert. => 15+ Years of Experience and Superb Skills. => Preferred Freelancer. => Highly appreciated and Recommendations. Let's discuss further and move ahead, waiting for your reply. Thanks, Jenish
$15 USD in 40 days
6.7
6.7

Hi Your store’s symptoms point to broken route mappings, misconfigured extensions, and underlying permission or .htaccess issues that often occur with one-click OpenCart installs, and I specialize in tracking these failures to their root cause. I work with OpenCart’s routing, event system, and vQmod/OCMod layers to identify why pages resolve incorrectly and why core workflows stop functioning. Once the faulty paths and conflicts are isolated, I will restore catalog browsing, cart actions, and checkout behavior by repairing controllers, permissions, and extension overrides. I also optimize performance through database cleanup, cache restructuring, and server-side adjustments suitable for shared hosting environments. My approach ensures the storefront and admin load cleanly, workflows run end-to-end, and the site feels perceptibly faster to customers. I will provide a clear hand-over summary so you understand exactly what was corrected and how to maintain stability going forward. If you're ready for a reliable, fully functional OpenCart experience, I can help you achieve that. Thanks, Hercules
$50 USD in 40 days
6.4
6.4

Hi there, I’m offering a 25% discount on this project. With deep experience in OpenCart development and performance tuning, I will diagnose issues, fix errors, and optimize your OpenCart store for better speed, stability, and user experience. I’ll start by reviewing your current setup, identifying performance bottlenecks, errors in logs, and any broken functionality. I will then fix core or extension‑related issues, optimize database queries, improve page load times, enhance security settings, and ensure your store runs smoothly on all devices. You’ll receive a fully functional, faster, and more reliable OpenCart store, a summary of fixes applied, and recommendations for ongoing maintenance. Let’s get your store running at its best. Best regards, Sohail
$15 USD in 1 day
6.5
6.5

I’ve seen similar issues with OpenCart stores installed via one-click setups where broken links and core functions fail due to incomplete file paths or permission mismatches. First, I will systematically trace your “Page not found” errors by checking SEO URLs, .htaccess settings, and routing logic to pinpoint the root causes. After that, I’ll test every step of the customer journey—catalog, cart, checkout—to restore all core features and resolve any extension conflicts that are causing interruptions. For speed, a mix of database cleanup, caching tweaks, and optimized PHP settings can significantly cut load times, especially on shared hosting. Before I start, would you be able to share your current OpenCart and PHP versions? Also, are SEO URLs enabled on your store? These details help target fixes precisely. I will deliver a clean, stable store with detailed notes on what was fixed and tips for smooth ongoing maintenance. Ready to dive in and get your store working right and fast.
$25 USD in 7 days
5.9
5.9

Vasteras, Sweden
Payment method verified
Member since Apr 9, 2007
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