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We are looking for an experienced PHP developer to complete a small but important backend task within 2 days. Project Overview We need help with improving and fixing parts of an existing PHP-based system. The task includes debugging, minor feature implementation, and ensuring the functionality works smoothly. Scope of Work Fix issues in existing PHP scripts Optimize a small backend function Implement a simple API endpoint Ensure proper validation and error handling Test the functionality and deliver clean working code Technical Requirements Strong experience with PHP Familiar with MySQL Experience working with REST APIs Ability to debug and work with existing code Basic knowledge of Git is a plus Deliverables Fully functional updated PHP files Clean and well-commented code Brief documentation of changes made Budget & Timeline Timeline: 2 days (strict deadline) To Apply Please include: Your experience with PHP projects Example of a similar backend task you completed Confirmation you can deliver within 48 hours We are looking to start immediately.
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Hello, I have carefully analyzed your project requirements. Recently I completed a similar task where I debugged and improved an existing PHP backend system, fixed unstable scripts, optimized database queries with MySQL, and implemented a REST API endpoint with proper validation and error handling. For your project, the key aspects are debugging existing PHP scripts, optimizing backend functions, implementing a simple API endpoint, and ensuring reliable validation and error handling. I will review the current codebase, quickly identify and resolve issues, improve the backend logic and database interaction, and deliver clean, well-commented PHP files with tested functionality and brief documentation of all changes. I am available to begin work immediately and can confidently deliver the completed updates within the strict 48-hour timeframe while maintaining high code quality. Best regards, Viktor
$100 USD trong 2 ngày
2,4
2,4
92 freelancer chào giá trung bình $140 USD cho công việc này

As an experienced PHP developer, I believe I'm perfectly suited to complete the urgent backend task you have at hand. Over my 7+ years in web development, I have worked with a range of frameworks including Laravel, CodeIgniter, WordPress, and OpenCart, honing my debugging skills and ensuring clean and well-commented code – which will come in handy as we endeavor to fix existing PHP scripts and optimize backend functions for your system. A notable project that aligns with your requirement is when I developed a secure REST API for a mobile app; this allowed me to strengthen my skills in working with REST APIs using PHP. One major takeaway from this project was the need to ensure proper validation and error handling, key qualities you mentioned requiring for this project. Added to this already aligned experience, I also have fundamental knowledge of Git which certainly merits as a plus for me. With over 130 successfully completed projects and consistent 5-star client reviews, you can count on me to deliver quality work both efficiently and effectively. Let’s get started immediately!
$50 USD trong 2 ngày
8,8
8,8

Hi there, I can take this on and deliver within the 48-hour deadline. Debugging existing PHP systems and fixing broken backend logic is something I do regularly, especially when a small API endpoint or function starts causing inconsistent behavior. In a recent task I stepped into a PHP codebase where an API endpoint was failing due to missing request validation and inefficient MySQL queries. I corrected the logic, added proper validation and error handling, and verified the endpoint responses before handing the fixes back. For your project I’ll review the current scripts, resolve the issues, implement the required API endpoint, and ensure the backend function runs reliably without affecting the rest of the system. If you share the repository or affected files, I can review them and start immediately.
$125 USD trong 7 ngày
8,5
8,5

I have extensive experience with PHP, JavaScript, SQL, MySQL, and HTML, making me a great match for the PHP Developer Needed for Small Backend Task. I am confident in my ability to debug, optimize, and implement the necessary features within the 2-day deadline. The budget can be adjusted once we discuss the full project scope, and I am committed to delivering quality work within your budget. Please go through my 15-year-old profile to see my work history. Your satisfaction is my priority, and I am ready to start working immediately to show my dedication to this project. Looking forward to hearing from you.
$175 USD trong 7 ngày
8,8
8,8

⭐⭐⭐⭐⭐ Improve and Fix Your PHP Backend System in Just 2 Days ❇️ Hi My Friend, I hope you are doing well. I just checked all of your project requirements and I can see you are looking for an experienced PHP developer. You have no need to look any further as Zohaib is here to help you! My team has successfully completed 50+ similar projects for PHP backend tasks. I will improve and fix your existing PHP system by debugging issues, optimizing functions, and implementing a simple API endpoint, all while ensuring smooth functionality within your budget. ➡️ Why Me? I can easily do your PHP backend task as I have 5 years of experience in PHP development, MySQL, and REST APIs. My expertise includes debugging, feature implementation, and ensuring code quality. Not only this, I have a strong grip on Git, which will help in version control and collaboration. ➡️ Let's have a quick chat to discuss your project in detail and let me show you the spell of my previous work. Looking forward to discussing with you in chat. ➡️ Skills & Experience: ✅ PHP Development ✅ MySQL Database ✅ REST API Development ✅ Debugging Code ✅ Code Optimization ✅ Error Handling ✅ Version Control (Git) ✅ Clean Code Practices ✅ Functionality Testing ✅ Documentation Skills ✅ Backend Functionality ✅ Feature Implementation Waiting for your response! Best Regards, Zohaib
$150 USD trong 2 ngày
7,8
7,8

Dear [Client Name], I'm writing to express my strong interest in your project, 'PHP Developer Needed for Small Backend Task.' I understand you require an experienced PHP developer to improve and fix parts of an existing PHP system, including debugging, minor feature implementation, and an API endpoint, all within a strict 2-day timeline. My extensive background in PHP, strong expertise with MySQL, and experience developing REST APIs align perfectly with your technical requirements. I'm adept at debugging and working efficiently with existing codebases to deliver clean, functional solutions. My approach would be to quickly analyze your scripts, implement the necessary fixes and API endpoint with proper validation, and ensure all functionality works smoothly. I am confident in delivering the fully functional updated PHP files and documentation within your 48-hour deadline. I'm ready to start immediately to get this critical backend task completed swiftly and effectively. Please feel free to schedule a quick chat to discuss further. Sincerely, Navneet
$250 USD trong 7 ngày
7,7
7,7

Hi, I’ve been working with PHP since 2008 and have extensive experience with frameworks like Laravel and CodeIgniter, as well as custom PHP development. I’ve successfully delivered multiple projects using PHP, MySQL, JavaScript, and REST APIs. In one of my recent projects, I developed a complete web application for managing Amazon seller accounts, where I integrated multiple Amazon APIs and implemented features like product listing, order management, and inventory management. I’m also well-versed with CI/CD pipelines and have worked with Git since its early days. Let’s schedule a 10-minute introductory call to discuss your project in more detail and ensure I fully understand your requirements. I usually respond within 10 minutes. I’m eager to learn more about your exciting project. Best regards, Adil
$126,43 USD trong 7 ngày
7,3
7,3

Hi I have read your requirements related to debugging and improving an existing PHP backend application. As a senior software developer, I can handle this task within the specified deadline and deliver high quality code. I'm looking forward to start this new and fruitful collaboration.
$125 USD trong 2 ngày
7,1
7,1

Hello Experienced PHP developer available for your small backend task. I specialize in delivering robust, efficient backend solutions tailored to project needs. With a proven track record, I'm confident I can quickly and effectively complete your required work to a high standard. Let's discuss your specific requirements further. Giáp Văn Hưng
$250 USD trong 7 ngày
6,8
6,8

Hello there, With 13+ years of experience in php, backend development and web development, I will fix the issues in your existing PHP scripts and optimize the backend function so it runs smoothly and efficiently. I will also implement the API endpoint, ensure proper input validation and error handling, and keep the code clean and well-structured. Once the updates are done, I will thoroughly test the functionality to make sure everything works correctly and deliver clean, reliable working code. I have handled 850+ projects in my career so i ensure you smooth completion. Here is my portfolio: https://www.freelancer.in/u/sainiji92 I am confident in delivering high-quality work while maintaining clear and consistent communication throughout the project. Let's come to chat for further discussion. Kind Regards, Pankaj
$100 USD trong 3 ngày
6,8
6,8

As an experienced and certified WordPress developer, I bring to the table not just ten years of solid experience in the field, but also the backing of a 20+ professional team at Prajapati Technologies. Combined, we hold expertise in various areas including, but not limited to, PHP development (especially using MySQL), REST APIs, GIT and backend work. Furthermore, my proficiency in database management and software development ensures that I am well-suited for debugging and optimizing existing PHP scripts while making sure proper validations and error handlers are in place - exactly what you're seeking assistance with. Over the course of my career, I have successfully managed a range of projects much like yours. Finally, one of my biggest strengths is my fastest turnaround time without compromising on quality. I even provide availability all seven days a week; which means, I can deliver your fully functional and updated code within the stipulated 48 hour time frame. If you value talent that exceeds expectations and promptness that ensures timely deliveries, let's discuss further so we can get started on your project right away!
$99 USD trong 2 ngày
6,4
6,4

Hello, your plan to debug and strengthen a PHP backend, add a simple API endpoint, and enforce solid validation fits my focus on delivering dependable, business value quickly. I'm Iosif Peterfi, 15+ years building robust web systems from Europe/Berlin. This is my speciality: turning small backend tasks into robust, production-ready features that reduce risk and downtime. You can review my work here: https://www.freelancer.com/u/iosifpeterfi I will fix existing PHP scripts, optimize a small backend function, implement a simple API endpoint, ensure proper validation and error handling, and deliver clean, well-commented code with brief changes documentation. The result is fewer surprises, faster, more reliable backend operations, and simpler future maintenance. I will outline clear milestones and maintain risk controls to meet your 2 day deadline. Last month I helped a SaaS company fix a PHP backend and API integration, eliminating data validation issues and cutting error-related support tickets by 60%, while speeding data processing by 30%. Happy to discuss scope alignment. Let's chat - I can walk you through my approach in 15 minutes. Send me a message and we can get started this week.
$1.200 USD trong 5 ngày
6,5
6,5

Hey, I’m a PHP developer with strong experience in backend development, debugging, and API integration using PHP and MySQL. I understand you need quick fixes, a small function optimization, and a simple REST API endpoint implemented within a strict 2-day timeline. I can debug the existing scripts, implement the API endpoint with proper validation and error handling, and ensure everything runs smoothly. My approach includes reviewing the current codebase, fixing issues efficiently, testing thoroughly, and delivering clean, well-commented code with brief documentation. I’m available to start immediately and can deliver within 48 hours. Let’s discuss the details. Best regards, Zain Ali...
$250 USD trong 7 ngày
6,5
6,5

Hi there, I will fix and harden the PHP backend, optimize the slow function, and add a simple REST API endpoint so your system is stable within your 48‑hour window , I’ve delivered similar PHP/MySQL fixes and small API additions in production. - Deliverable: corrected PHP files with bug fixes and an implemented REST API endpoint (input validation, prepared statements). - Deliverable: optimized backend function with performance notes and unit/manual test cases. - Deliverable: clean, well-commented code + brief change log and deployment notes. - Quality control: staged testing, input validation, error handling, and rollback notes to ensure minimal downtime. Skills: ✅ PHP ✅ MySQL ✅ REST API development ✅ Git / deployment-ready code ✅ Validation, error handling, performance optimization Certificates: ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I’m available to start immediately and can deliver in 48 hours. Can you provide access to the repository or a single ZIP of the affected PHP files, plus the DB schema and an example request for the new endpoint? Best regards,
$130 USD trong 1 ngày
5,8
5,8

Hello,! I’m excited about the opportunity to help with your project. Based on your requirements, I believe my expertise in PHP, HTML, MySQL, JavaScript, Backend Development, SQL aligns perfectly with your needs. How I Will Build It: I will approach your project with a structured, goal-oriented method. Using my experience in PHP, JavaScript, SQL, MySQL, HTML, Software Development, Web Development, Backend Development, Database Management, API Development, I’ll deliver a solution that not only meets your expectations but is also scalable, efficient, and cleanly coded. I ensure seamless integration, full responsiveness, and a strong focus on performance and user experience. Why Choose Me: - 10 years of experience delivering high-quality web and software projects - Deep understanding of PHP, HTML, MySQL, JavaScript, Backend Development, SQL and related technologies - Strong communication and collaboration skills - A proven track record — check out my freelancer portfolio. - I’m available for a call to discuss your project in more detail - Committed to delivering results on time, every time Availability: I can start immediately and complete this task within the expected timeframe. Looking forward to working with you! Best regards, Ali Zahid Pakistan
$30 USD trong 7 ngày
6,0
6,0

Hi, I can do your job quickly. I will make secure code focused on performance. Send message to start now.
$50 USD trong 2 ngày
5,4
5,4

Hi there, I can confirm that I am available to deliver within 48 hours. You're looking for a PHP developer to tackle some debugging and minor enhancements in your existing system. With 4+ years of experience in PHP, MySQL, and REST APIs, I’m well-equipped to dive into your code, fix any issues, and implement the necessary features while ensuring everything runs smoothly. I approach such tasks methodically; first, I’ll identify and resolve the bugs in your scripts, then optimize the backend function, and finally, I’ll create the API endpoint you need, ensuring proper validation and error handling throughout. Testing will be a priority to deliver clean, functional code. Could you provide more details about the specific issues you're facing in the current PHP scripts? Best regards, Arslan Shahid
$30 USD trong 3 ngày
4,9
4,9

Hello, I’m an experienced PHP backend developer with strong experience in debugging existing systems, optimizing backend logic, and implementing REST API endpoints. For similar projects I usually start with a quick code review to identify the root issues, then proceed with targeted fixes, optimization, and API implementation while ensuring proper validation and error handling. I also provide clean, well-commented code and a short summary of the changes. I have worked extensively with PHP, MySQL, and Git-based workflows, and I’m comfortable working with existing codebases. I can start immediately and confirm that I can deliver the completed work within 48 hours. Best Regards
$220 USD trong 2 ngày
5,3
5,3

With nearly a decade of experience in web and mobile app development, I bring a solid expertise in PHP and its core technologies to the table. My proficiency with HTML, JavaScript, MySQL, and software development have made me fully capable of handling the kind of backend task you need assistance with. I understand the importance of delivering high-quality work in a timely manner, especially when there's a strict deadline like the one you've specified. Not only am I skilled in fixing existing PHP scripts and optimizing back-end functions, implementing API endpoints, ensuring proper data validation and error handling but my basic knowledge of Git ensures that I'll be able to work seamlessly with your codebase. To reassure you further about my capabilities, please let me offer this; during my years in this field; I developed several e-Commerce sites and CMS based websites which allowed me to build robust scripting techniques have enabled me to debug efficiently regardless of the code’s scale or complexity. If awarded this project, expect clean code that is fully-functional, well-commented and delivered within 48 hours - exactly what you're looking for! Let's get started right away on turning these ideas into reality together!
$140 USD trong 7 ngày
5,4
5,4

Having over 8 years of experience in web development with a specialized focus on PHP, I am confident that I am the ideal fit for your project. Over the years, I have gained hands-on expertise not only in building brand-new websites but also in optimizing and improving existing ones, which means I understand the intricacies involved with debugging and feature implementation you mentioned in your project brief. Let me assure you, I can handle this task for you effectively and quickly. In fact, a similar backend assignment to what you're looking for was recently undertaken successfully by me, whereby I rectified issues in PHP scripts, optimized a few backend functions all while implementing new API endpoints to better facilitate the overall functionality. This makes me fully accustomed to the nature of work and guarantees timely delivery without any compromise on quality. To ensure seamless collaboration and ease of dealing with existing codebase, I have developed basic knowledge of Git along with strong command over PHP and its ecosystem. MySQL is no stranger to me either. Additionally, my familiarity with REST APIs will be an added advantage as we move further towards completing your project. To sum it up, hiring me would get you a dedicated professional who is passionately determined to help your business flourish like never before. Let's get started!
$140 USD trong 1 ngày
5,6
5,6

I am confident in my ability to complete the small backend task within the 2-day timeline, delivering high-quality PHP code that meets your expectations. I have extensive experience with PHP, MySQL, and REST APIs, which will enable me to efficiently debug existing scripts, optimize backend functions, implement API endpoints, and ensure proper validation and error handling. I am well-versed in working with existing code and can deliver clean, well-commented code with comprehensive documentation of changes made. If you require a professional developer who can deliver results-driven work, I'm the right choice. With my expertise and track record of meeting deadlines, I guarantee to produce high-quality output that meets your specific needs within the allotted timeframe.
$250 USD trong 2 ngày
4,6
4,6

Multan, Pakistan
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