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I run an education-focused website and the login/registration flow has started to break down—users are being locked out, new sign-ups do not complete, and occasional 500 errors appear after submission. I need someone who can dive straight into the codebase, pinpoint the root cause, and restore a smooth, secure authentication process. Here’s what I expect: • Analyse the current login and registration scripts (server-side and any front-end validation). • Correct the functionality bug(s) so every legitimate user can sign in or create an account without errors. • Patch any security holes you find in the process (CSRF, weak password handling, insecure session storage). • Verify the fix across modern browsers and mobile. • Provide a concise hand-over note summarising what was wrong, what you changed, and how to reproduce the successful result. No design tweaks or content edits are needed right now; the core task is purely functional. The site is hosted on a standard LAMP stack with git access ready, but if you prefer to work through FTP or another workflow, I’m flexible. Please indicate your estimated turnaround and any similar issues you’ve resolved before so I can move quickly on awarding the project.
Project ID: 40725325
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I can help you resolve these authentication bottlenecks and stabilize your site's registration flow. My focus will be on debugging the existing codebase to eliminate the 500 errors and ensuring the session management is secure and reliable. My approach to your request: • Audit server-side error logs and database queries to identify why the registration flow is failing. • Fix the authentication logic and implement proper error handling for user inputs. • Patch identified security vulnerabilities such as insecure session storage or validation gaps. • Test the corrected flow across devices to ensure compatibility. • Provide a clear summary report of the fixes applied. While my primary focus is modern web development using stacks like [login to view URL], I am proficient in debugging core backend logic and securing database-driven web applications. You can view my work on building reliable, interactive web interfaces here: Gym Website with Stripe Integration (Focus on secure payment and user flow logic): [login to view URL] Modern Ecommerce Store (Robust UI/UX and functional integration): [login to view URL] I am ready to review your codebase immediately. What is the preferred time to begin the audit?
₹1,000 INR in 7 days
0.0
0.0
21 freelancers are bidding on average ₹3,252 INR for this job

Hi, I’m Jagjeet — with 10+ years of experience in PHP, JavaScript and web development. I can diagnose and fix your login/registration issues, including 500 errors, failed sign-ups and authentication problems. What I’ll deliver: • Full review of login, registration & validation code • Root-cause fixes for authentication errors • CSRF, password and session-security checks • Cross-browser/mobile testing + handover notes I’ll work directly on the existing codebase without unnecessary design changes. I can start immediately and aim for a same-day turnaround, depending on the root cause. Ready to start immediately. Best regards, Jagjeet Singh
₹1,200 INR in 1 day
4.8
4.8

Hello Sir, I have already worked on similar types of website and software development projects and I am confident that I can successfully handle your project. I am a full-time freelancer with **17+ years of experience** in web development, software development, automation, and API integrations. My expertise includes: * ASP.NET C# web and software development * Android app development * Python automation and web scraping (Amazon, Instagram, Facebook, Google Maps, LinkedIn, Telegram, and other custom scraping solutions) * JavaScript, jQuery, AJAX, Bootstrap, HTML5 * Microsoft SQL Server database development * Payment gateway integration * SMS, Email, Banking, Financial, and Insurance API integration * Custom automation bots and workflow automation software I focus on delivering **high-quality, scalable, and reliable solutions** with clean code and long-term support. Please contact me in private chat so we can discuss your requirements in detail. I can also show you a **demo of similar projects** I have completed. Looking forward to working with you. Thanks & Regards
₹1,500 INR in 5 days
4.1
4.1

Hello Hope you are doing well. You want to fix the broken login and registration flow on your education website by identifying the root causes in the PHP/MySQL code, server-side logic, and front-end validation. You want legitimate users to be able to register and log in reliably without 500 errors, while also strengthening the authentication flow against common issues such as CSRF, weak password handling, and insecure session management. The fixes should be tested across modern desktop and mobile browsers without changing the existing design or content. You also want a concise handover note explaining what caused the issues, what was changed, and how the successful login and registration flow was verified. I can work directly through Git on your LAMP server and provide a focused fix with a quick turnaround. Could you share the codebase and any recent error logs so I can identify the authentication issue and start immediately? Best regards,
₹1,050 INR in 7 days
3.2
3.2

As an experienced full-stack developer, I'm well equipped to tackle the issues your education site is currently experiencing. In past projects, I've been responsible for analyzing and streamlining complex authentication systems - a task that requires attention to both server-side code and front-end validation. Additionally, I have deep knowledge of security concerns like CSRF and insecure session storage, so you can trust that any potential vulnerabilities will be thoroughly addressed. My extensive experience with LAMP stacks will surely expedite the process. Whether via git, FTP, or another workflow of your choice, I'm adaptable and ready to work in a way that's most convenient for you. Given my proficiency in Flutter, React, Node.js (to name a few), I bring a diverse skill set to the table that could prove useful in enhancing not just the login/registration but also other components if needed. Regarding turnaround time, I prioritize efficiency without compromising quality. On similar projects, I have been able to implement comprehensive fixes within tight deadlines and can provide clear hand-over notes summarizing what was wrong and what solutions were implemented. I genuinely believe my skills and experience align perfectly with your project requirements.
₹600 INR in 1 day
2.8
2.8

Hi, I’m a full-stack developer with 5+ years of experience troubleshooting authentication and backend issues on PHP/LAMP-based websites. I can dive directly into your existing codebase, identify the root causes behind failed logins, incomplete registrations, and 500 errors, and restore the authentication flow without unnecessary design changes. I’ll review both frontend and server-side validation, database interactions, sessions, password handling, CSRF protection, and error handling. I’ll also test registration/login across modern desktop and mobile browsers and verify that legitimate users can authenticate reliably. I’ll provide a concise handover documenting the issues found, fixes applied, security improvements, and verification steps. Estimated turnaround: 1–day, depending on the codebase and complexity. I’ve handled similar authentication failures involving server errors, session issues, validation problems, and database-related registration/login bugs. I’m ready to review the repository and start immediately.
₹600 INR in 1 day
5.0
5.0

Your login flow needs a root-cause fix, not a temporary workaround: legitimate users must be able to register and sign in reliably while sessions and passwords remain protected. I’d reproduce the failures in a safe environment, trace the request through browser validation, PHP logs, session handling, database writes, email verification if present, and WordPress/plugin hooks where applicable. I’ll isolate the source of the 500 errors before changing code, then fix the authentication path with server-side validation, prepared database queries, secure password hashing, CSRF protection, session-cookie hardening, and clear error handling that does not expose sensitive details. I work with WordPress, PHP, MySQL, and production backend workflows where authentication and payment-related state must be handled carefully. After the fix, I’ll test registration, login, logout, invalid credentials, reset flows if enabled, and mobile/desktop browsers, then provide a short change and verification note. Is this a standard WordPress login flow, a membership plugin, or custom PHP authentication, and can you share the relevant error-log entries?
₹4,000 INR in 3 days
2.3
2.3

Hello. Thank you very much for your chance. I have read your project description carefully. I'm a Web, AI & Android Custom | Python, WordPress, Java with over 8 years of experience working with PHP, MySQL, Web Security. I understand your education site's login and registration are failing: users locked out, sign-ups not completing, and occasional 500 errors after submission, plus payment integration. The real challenge is the 500 error. A common issue: it appears only on some submissions, so the cause is a server-side exception that is not visible without the error log. I would read the PHP and server logs before changing any code. I can build it perfectly : First, reproduce the login and signup failures and read the logs. Then, fix the authentication and session bugs and patch CSRF and password handling. Finally, verify on browsers and mobile and write the handover note. Q1 - Which payment gateway, and is it already integrated or new? That sets the second part of the work. Q2 - I'd fix auth first, then payments, since locked-out users matter more. Agree on that order? Q3 - Is the site plain PHP or WordPress? That decides how I patch it safely. Let's connect over a chat so we can discuss this in more detail. Best regards , Muheebwa
₹10,500 INR in 2 days
2.4
2.4

I will restore your site login and registration so every legitimate user can sign in or create an account without errors, patch the security gaps in that flow, and hand over a short note of what was wrong, what changed, and how to confirm the result. Delivered within 24 hours, tested on modern browsers and mobile before handover. Ready to start now, delivered within 24 hours.
₹1,050 INR in 1 day
2.3
2.3

Hi there, Logins that work for some people and 500 errors on sign-up usually trace back to one thing going wrong in the account creation path rather than many separate faults. Often a failed database write or session handling that breaks under certain inputs. I would find out which before changing any code. What I would do: - Reproduce the lockouts and failed sign-ups on a copy of the site, with proper error logging so the 500s show their real cause - Fix the underlying problem in the login and registration code rather than the symptom - Check the obvious safety gaps while I am in there: password storage, session handling, form protection - Retest signing up and signing in on desktop and mobile browsers - A short note on what was wrong, what I changed, and how to confirm it INR 6,500, done within a week. That covers finding and fixing the login and registration failures and the handover note. If the security side turns up more than quick patches, I would price that separately once I can see it. Most of my work is on login and account systems, including untangling sign-in flows that broke after something changed underneath them. One question: did this start after a server or software update, or appear on its own? Thanks, Bhagya
₹6,500 INR in 7 days
2.4
2.4

As an experienced Full Stack Developer, my expertise aligns perfectly with your project's requirements. Over the years, I have tackled myriad of complex issues and emerged with robust solutions. With your education-focused website, I understand the paramount importance of uninterrupted user experience, especially during logging in and making payments, and I am well-equipped to diagnose the problems swiftly. My proficiency in PHP, MySQL, and HTML combined with my meticulous approach to web development will ensure your website is functional for every legitimate user. Moreover, my familiarity with WordPress and knowledge of identifying security weaknesses will enable me to effectively patch any weaknesses we stumble upon. Quality and meeting deadlines are non-negotiable for me. So you can rest assured that not only would I address the issues at hand but also guarantee a thorough post-project handover note that explains clearly what was wrong, how it was fixed, and ways to reproduce successful results. Let me help you restore the smooth authentication process to keep the education flowing without interruptions on your site!
₹21,050 INR in 7 days
2.0
2.0

As a highly skilled and experienced software engineer, I would be the ideal candidate to resolve the login issues and payment integration on your education-focused website. I have a deep understanding of the LAMP stack and extensive experience working with PHP, HTML, and MySQL, which are key technologies driving your site's functionality. In fact, I've had significant success in resolving similar problems in the past. Moreover, my strong problem-solving abilities developed through my teaching and research career align perfectly with what this project requires. I will not only fix the current issues but also perform an in-depth analysis to identify underlying causes & recommend measures against future occurrence. My proven devotion making complex systems easier-to-use will ensure a comprehensive hand-over note that guarantees ongoing usability. Quite simply, with me overseeing your project's completion, expect proportionate results: solid solutions for every point of concern laid out in your project description
₹600 INR in 7 days
1.6
1.6

I can start right now I have checked the details. Fixing those 500 errors and getting the LAMP stack authentication flow stable is straightforward. I'll analyze the server-side scripts and front-end validation, patch any session or CSRF vulnerabilities, and test everything across mobile and browsers before handing over the summary notes. Quick question: are the 500 errors currently logging specific stack traces in your error logs, or should I start by reproducing the exact failure state locally? Turnaround is 24 to 48 hours. Let's do it—send over the git repo access so I can dive straight into the codebase.
₹600 INR in 7 days
1.0
1.0

Hello, I can diagnose and fix the login/registration issues on your LAMP-based education website and restore a reliable, secure authentication flow. I’ll cover: • Debug login, registration, validation, and 500 errors • Trace PHP/server/database errors to the actual root cause • Fix failed registrations and user lockouts • Review SQL queries and database interactions • Strengthen password hashing and verification • Check sessions, cookies, CSRF protection, and input validation • Test login/signup across desktop and mobile browsers • Work safely through Git or your preferred access method • Provide a concise handover explaining the cause and fixes I have full-stack/backend experience and am comfortable debugging authentication, database, API, and server-side issues. I can begin immediately. For this focused scope, I expect an initial diagnosis within a few hours and aim to complete the fix within 1 day, depending on what the code/server logs reveal. Please share the repository/access details and recent error logs, and I’ll start with the authentication flow.
₹600 INR in 3 days
0.0
0.0

We've recently completed a similar website project for a service-based business, helping them create a more reliable user experience with fixes that improved stability, security, and overall usability. I can help restore a smooth authentication flow by tracing the login and registration process end to end, identifying the root cause of the failed sign-ups and 500 errors, and fixing the issue without disturbing the rest of the site. I like to keep my clients involved throughout the project so there are no surprises, and I include revisions to make sure the final result is exactly what they're looking for. Your focus on secure sessions, CSRF protection, password handling, and cross-browser testing is important. I think this should be very manageable once the failing request or session logic is isolated. I work with PHP, MySQL, HTML, JavaScript, Apache, session handling, CSRF protection, Git, browser debugging, and LAMP environments. We've built a solid reputation for delivering high quality work on projects like this, and I'd be happy to do the same for you! Estimated turnaround is 1 to 2 days. I already have a few ideas that could improve your project, and I'd be happy to share them when we chat. Regards, Ryan
₹1,500 INR in 7 days
0.0
0.0

Hi, Login lockouts, failed sign-ups and 500 errors after submission are usually caused by session handling, database or validation issues, and I can trace them quickly in the code and error logs. What you'll get: ✔ Full review of login and registration (backend + front-end validation) ✔ Root-cause fix so every legitimate user can sign in and register ✔ Security patches: CSRF protection, secure password hashing, safe session storage ✔ Testing on Chrome, Safari, Firefox, Edge and mobile ✔ A short hand-over note: what was wrong, what I changed, how to verify I'm a full-stack PHP/Laravel developer with 3+ years of experience, and I've fixed similar authentication and session bugs in PHP projects. I'm comfortable with a LAMP stack and git. Turnaround: 2-3 days after I get repo access and the server error logs. Send me the repo access and I can start right away. What error message do you see in the logs for the 500 error? Best regards, Ahmad
₹900 INR in 4 days
0.0
0.0

Dear Hiring Manager, I hope this message finds you well. I was excited to come across your job post, as I believe my extensive experience aligns perfectly with your needs. With over 8 years of expertise in PHP and MySQL, I've successfully contributed to a variety of exchange projects, gaining a deep understanding of both the technical and business aspects. I specialize in cryptocurrency development, particularly with Bitcoin and Ethereum, and am skilled in deploying Ethereum-based coins and smart contracts. Additionally, I have experience building internal exchanges for newly deployed coins, as well as developing international exchanges similar to platforms like Bitfinex. I am confident in my ability to bring the same level of enthusiasm, expertise, and high performance to your project, ensuring excellent results. I am available to dedicate 30-40 hours per week to your project, and my daily work hours are flexible and negotiable. Please don’t hesitate to reach out if you're interested in discussing how I can contribute to your success. I truly appreciate your time and consideration and look forward to the opportunity to work with you. Thanks and Regards
₹1,050 INR in 7 days
0.0
0.0

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