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PHP Migration Specialist

$750-1500 USD

Închis
Data postării: 21 zile în urmă

$750-1500 USD

Plata la predare
I'm looking for a PHP developer with expertise in modern PHP versions to assist in migrating my existing codebase from PHP 5.3 to PHP 8.3. Please consider that this web app connects to a DB2 database on iSeries Server. Also, is important to mention that uses KoolPHP libraries for form fields, a calendar view, and several advanced grids. Key requirements include: - Proficiency in PHP with prior experience in PHP migration projects. - In-depth knowledge of database connectivity, form processing, and file handling. - The ability to navigate and optimize poorly documented, legacy codebases. - A solid understanding of coding best practices and the ability to ensure code security and performance during the migration process. - Excellent communication skills are essential to ensure transparency and clarity throughout the project. Additionally, I do have a specific timeline for this migration, and adherence to this timeline will be a crucial factor in my selection process. If you have the necessary experience and skills to handle this migration project, I'd love to hear from you.
ID-ul proiectului: 38146661

Despre proiect

175 propuneri
Proiect la distanță
Activ: 14 zile în urmă

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175 freelanceri plasează o ofertă medie de $1.138 USD pentru proiect
Avatarul utilizatorului
Hello, Thank you for sharing the details for this project. I completely understand this project's requirements and will surely help you in migrating your existing codebase from PHP 5.3 to 8.3. With my extensive work history as a full-stack developer for more than 9 years in this industry makes me the perfect candidate for this project. Let's have a quick call or chat where I can showcase my work in a better way. Let's connect and discuss your project in more detail. Best Regards
$750 USD în 7 zile
4,9 (717 recenzii)
9,4
9,4
Avatarul utilizatorului
With over a decade in the trenches of web development, I stand ready and able to tackle your PHP migration project with the utmost confidence. My extensive experience with several PHP versions equips me not only with the skills but also a deep understanding of its evolution. This ability is vital in ensuring a smooth transition from your PHP 5.3 to PHP 8.3 environment while maintaining both security and performance. I have migrated more than 400 websites from PHP 5 and PHP 7 to PHP 8.3 and have very good experience with it. Moreover, my proficiency in HTML, JavaScript, Laravel, and PHP makes me the quintessential expert for this task. I am no stranger to potentially convoluted codebases and can navigate through poorly documented legacy setups that characterize such complex migrations successfully. Throughout my journey as a freelancer on this platform, I have consistently ensured I adhere to tough project timelines, thus making your timeframe more than achievable. Lastly, effective communication is my backbone. As we embark on this endeavor together, you can expect absolute clarity and transparency every step of the way. No question will ever go unanswered as I value our partnership and your satisfaction above all. So let's start this journey towards upgrading your system into the future, improved and error-free system together! Thanks Akash
$2.500 USD în 21 zile
5,0 (375 recenzii)
9,3
9,3
Avatarul utilizatorului
Hi Good day With a solid foundation in HTML, JavaScript and PHP, along with my specialization in Laravel and PHP migration projects, I am confident in my ability to successfully complete your migration from PHP 5.3 to PHP 8.3. Moreover, I am well-versed in working with DB2 databases on iSeries Servers, ensuring a seamless transition for your web app. Drawing from my rich background of updating and optimizing legacy codebases, including familiarity with KoolPHP libraries used within your system, I will handle the challenge of poorly documented codes adeptly, leaving nothing to chance. Furthermore, my commitment to adhering to timelines without compromising quality aligns perfectly with your requirements. As an esteemed member of a 40+ dedicated team at IT Flex Solutions India, we prioritize client satisfaction by delivering high-quality projects within specified deadlines. Thanks, SBM
$1.300 USD în 20 zile
4,9 (396 recenzii)
9,0
9,0
Avatarul utilizatorului
As a seasoned PHP developer and migration specialist, I not only tick all the boxes of your essential requirements but also understand the significant milestones of your particular project. Having successfully completed over 600 projects and being ranked among the top 100 freelancers, I assure you of my expertise in modern PHP versions required for this migration. My in-depth knowledge of database connectivity and form processing, combined with my ability to optimize poorly documented legacy codebases, make me an ideal fit for your task. Moreover, I have a solid understanding of coding best practices which ensures code security and performance during the migration process. Given that adherence to your specified timeline is crucial, my track record of delivering projects on time will serve us well. To add to that, my experience in working with the KoolPHP library will allow for seamless transitions while retaining key functionalities like form fields, calendar view, and advanced grids. Working together on this project will provide me with an opportunity to leverage my skills while partnering with you to ensure complete satisfaction. My communication skills along with 24x7 availability are aimed at maintaining clarity and transparency throughout our journey - two aspects that are paramount to successful collaboration. Feel free to click on “Hire Me” and let's get started!
$900 USD în 10 zile
4,9 (586 recenzii)
9,0
9,0
Avatarul utilizatorului
With more than 18 years in the industry, my team and I at CnELIndia are not only deeply proficient in PHP but also have substantive experience in migrating legacy codebases to modern versions, PHP 5.3 to PHP 8.3 being one of them. We have successfully worked on similar projects, integrating complex frameworks like KoolPHP seamlessly while ensuring optimal database connectivity, form processing, file handling and performance. Having worked on numerous web-app projects that connected to various databases, including those on iSeries server, we're well-versed in overcoming any complexities related to your DB2 system. Our command over coding best practices is constantly updated, which enables us to tackle poorly documented code and enhance code security during the migration process. Moreover, my team understands the crucial factor of adhering to timelines as it can affect the entire project. We take pride in delivering quality work within the stipulated timeframe without having to compromise on either. To sum it up, our goal is to provide you a smooth legacy migration experience, preserving all your features while upgrading your PHP system to its full potential. Let's discuss further how CnELIndia can help ensure not just a successful migration but an even better web app for you. Choose us and we'll convert this migration challenge into another feather in our cap!
$1.125 USD în 7 zile
4,9 (610 recenzii)
9,0
9,0
Avatarul utilizatorului
Hi there, I am Khorshed Alam, a seasoned PHP Developer specializing in migrations across PHP versions. I am adept at handling outdated or poorly documented codes, optimizing them with best practice principles for secure, efficient performance. Having worked with DB2 database on iSeries Server as well as KoolPHP libraries, I am confident in ensuring a seamless transition for your web application from PHP 5.3 to 8.3. My strong proficiency in database connectivity, form processing, and file handling would augment the process. Commitment to timely delivery coupled with my excellent communication skills ensures clarity, transparency, and adherence to your specific timeline. I look forward to bringing my experience and skills to your PHP migration project. Best Regards, Khorshed Alam
$900 USD în 14 zile
4,6 (1325 recenzii)
9,5
9,5
Avatarul utilizatorului
Hey Good morning , Just finished reading the brief details . I see you have been looking for someone who has experience with these tech stacks PHP, HTML, IBM Db2, Laravel and JavaScript. I will request you to review my profile, skills, projects and customer feedbacks to confirm that I will be good fit for this job. I would like you to start the chat so we can discuss the project in detail and we will see how it goes. Questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects only on freelancer.com. 2. I have not received a single bad feedback since last 5-6 years. 3. You will find 5 star feedback on last 100+ major projects which shows my clients are happy with my work. Portfolio: https://www.freelancer.com/u/AwaisChaudhry Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) Thanks and regards, Awais
$1.500 USD în 10 zile
4,9 (121 recenzii)
8,6
8,6
Avatarul utilizatorului
Hi there I am a PHP developer with extensive experience in modern PHP versions, including migration projects. I have proficiency in working with database connectivity, form processing, and file handling. I have a strong ability to navigate and optimize legacy codebases and adhere to coding best practices for security and performance. I have excellent communication skills to ensure transparency throughout the project. I am confident in my ability to assist in migrating your codebase from PHP 5.3 to PHP 8.3, especially considering the integration with DB2 database on iSeries Server and the use of KoolPHP libraries for advanced features. I look forward to discussing further details of the project timeline and requirements. I can provide links to similar works from my portfolio. Please go through my profile its 15 years old see the work I did over the years. ---> No Win No Fee means that your satisfaction is my utmost priority. <---- Lets discuss the job details. Moreover, I am willing to start the job and perform tasks without even being hired; it is just to show my commitment to this project. Looking forward to hear from you. Regards Shah
$975 USD în 7 zile
4,9 (453 recenzii)
8,7
8,7
Avatarul utilizatorului
Hello, Hope you are doing great, As a skilled PHP developer, I completely understand the significance of this migration project for your web app that connects to a DB2 database on iSeries Server. With my expertise in modern PHP versions, I assure you that I can handle the migration of your existing codebase from PHP 5.3 to PHP 8.3 effectively and efficiently. My extensive experience in PHP migration projects has given me ample opportunities to hone my skills in navigating and optimizing poorly documented, legacy codebases - a critical requirement mentioned in your project description. Moreover, being well-versed with KoolPHP libraries, including form fields, calendar views, and advanced grids, I can ensure a smooth transition without compromising on any existing functionalities or business-critical aspects of your app. My deep knowledge of database connectivity, form processing, and file handling will further guarantee that all data is retained and duly secured during the migration process. you can trust me to deliver top-quality work within the agreed-upon timeframe. Let's discuss further! thank you Gaurav D.
$1.125 USD în 7 zile
4,9 (371 recenzii)
8,3
8,3
Avatarul utilizatorului
" Migrate existing codebase from PHP 5.3 to PHP 8.3." sir i read your project brief and I will do your project Please review my similar portfolio https://www.freelancer.com/u/nabeelawais83 My Experience in this field for last 10 years and i m very consistent in my work i work almost 20 hours a day i am highly professional and master in Web designing and developing field and i will do a great job on your project if you give me the chance and will make you 100% satisfy from my work . Please come to chat for discuss in details. I'm ready to start your project now. Nabeel
$750 USD în 2 zile
5,0 (469 recenzii)
8,1
8,1
Avatarul utilizatorului
Hi! I specialize in PHP migration projects and am well-equipped to handle the transition of your codebase from PHP 5.3 to PHP 8.3. My approach includes thorough analysis, precise migration, rigorous testing, and comprehensive documentation. With expertise in database connectivity, form processing, and KoolPHP libraries, I ensure seamless integration and optimized performance. I am committed to meeting your timeline and maintaining transparent communication throughout the project. Let's discuss how I can assist you in this critical migration. Best regards,
$1.125 USD în 7 zile
4,9 (165 recenzii)
8,1
8,1
Avatarul utilizatorului
Hello, Greetings, I trust this message finds you well. Having reviewed your project description, I am confident and excited about the prospect of working on this project for you. With previous experience in a similar space with another client, I believe it would be beneficial for us to discuss this further. Let's arrange a brief discussion, during which I can demonstrate my capabilities. I am waiting for your response. Regards, Divya.
$1.500 USD în 21 zile
4,9 (139 recenzii)
7,8
7,8
Avatarul utilizatorului
Hi there, I am pleased to submit my proposal for your PHP migration project. With extensive experience in PHP development and a solid track record of successful migrations, I am confident in my ability to assist you in migrating your existing codebase from PHP 5.3 to PHP 8.3. Key Requirements and My Expertise: Proficiency in PHP and Migration Experience: I have extensive experience with PHP, including the latest versions. I have successfully completed multiple migration projects, ensuring compatibility and optimizing performance. Form Processing and File Handling: I am proficient in managing complex form fields, calendars, and advanced grids using KoolPHP libraries. I have expertise in handling various file operations and ensuring seamless data transitions. I am looking forward to discussing your project in more detail and beginning this migration journey with you. Thank you for considering my proposal. Best regards, shelina C
$1.500 USD în 10 zile
4,8 (89 recenzii)
8,0
8,0
Avatarul utilizatorului
Hello, I have 8 years of experience as a professional web developer. I can assist you in achieving your objectives by creating an exceptional website that motivates downloads and promotes your business. My development stack comprises Laravel, PHP, NodeJS, NestJS, Wix, WordPress, Firebase NextJS, VueJS, and jQuery. I'm happy to discuss this project so we can clear up all the flow for you to get started as soon as possible. Thanks
$1.000 USD în 22 zile
4,9 (133 recenzii)
7,4
7,4
Avatarul utilizatorului
PHP EXPERTS! We are working on php since last 11 years. We could do it. Could we discuss in details over chat now? Best Regards Techwelfare
$1.400 USD în 84 zile
4,7 (237 recenzii)
7,6
7,6
Avatarul utilizatorului
Hey there, I have 4 years of working experience in web technologies and I have a strong working knowledge of every possible framework which is in the market. In terms of client-end I know: IBM Db2, HTML, Laravel, PHP and JavaScript Also I have done tons of work on freelancing career. I am waiting anxiously for a positive response from your side. And I have read your requirements as well. Thanks and regards, Shamshad
$1.500 USD în 20 zile
5,0 (17 recenzii)
6,7
6,7
Avatarul utilizatorului
Hello, I'm excited to help you migrate your existing codebase from PHP 5.3 to PHP 8.3. With my expertise in PHP migration projects and a strong understanding of database connectivity, form processing, and file handling, I am well-equipped to handle this task. Here's how I will proceed: Assess the Current Codebase: Review the existing code to identify areas that need updating for PHP 8.3 compatibility. Update and Optimize: Modify the codebase to adhere to modern PHP standards, ensuring optimal performance and security. Database Connectivity: Ensure seamless integration with your DB2 database on the iSeries Server. KoolPHP Libraries: Update the KoolPHP libraries for form fields, calendar views, and advanced grids to ensure compatibility. Testing: Conduct thorough testing to ensure the migrated application functions correctly without any issues. Documentation: Provide clear documentation of all changes made for future reference. I am a TOP Rated Freelancer, and you can check my reviews here as well: https://www.freelancer.com/u/kamran2012 Questions: 1. Are there any specific areas or functionalities in the current codebase that require special attention during the migration? 2. What is the timeline you have in mind for completing this migration? Looking forward to potentially working together on this project. Best regards, Kamran
$800 USD în 10 zile
4,9 (48 recenzii)
6,9
6,9
Avatarul utilizatorului
Hello, Can you share screenshots of the current system so I can get an idea of what's involved in the migration and then based on this, I will submit my eta and price? Awaiting reply and then I will take it from there. ABOUT We at SIM TECHNOLOGIES have been providing web, e-commerce design, development, optimization, technical/customer support services from 15+ years. As a team of seasoned developers, designers and digital marketers, I am confident that we can meet your expectations. Should you need any info please feel free to contact me. Regards, Mohammad
$750 USD în 15 zile
4,7 (36 recenzii)
6,9
6,9
Avatarul utilizatorului
As an experienced PHP developer with a solid knowledge of debugging and upgrading code, I am confident in my ability to successfully migrate your current PHP 5.3 codebase to the latest version of PHP, 8.3. Moreover, I understand the stressors associated with working with legacy code and can navigate through poorly documented systems with ease. This gives me an extra edge in working on this migration project. Furthermore, my proficiency in modern PHP versions combined with my experience using KoolPHP libraries ensures that I can comfortably handle advanced tasks like form processing and data grids, which you have highlighted as important aspects of your web application. I am also well-versed in optimizing code for secure and high-performance operations which is critical when handling migration projects. Importantly, I value communication and transparency greatly throughout my work process which aligns with your requirement. My clients often attest to my capability to deliver high-quality code promptly while providing 24/7 support.I am excited to bring all these traits on board for your project's success. Let us make a timely transition from PHP 5.3 to PHP 8.3 together.I await your response positively.
$1.501 USD în 7 zile
5,0 (28 recenzii)
6,7
6,7
Avatarul utilizatorului
Hello there. Do you have any existing documentation or code comments for the current codebase? Are there any specific functionalities within the application that require particular focus during migration? Do you have access to a staging environment for deployment testing? I am writing to express my interest in migrating your web application from PHP 5.3 to PHP 8.3. My expertise in modern PHP versions and experience with legacy codebases make me a strong candidate for this project. I am confident in my ability to successfully migrate your web application to PHP 8.3, ensuring compatibility with modern security standards and enhancing its performance. Bidding amount is not fixed we can negotiate budget via chat. Please start chat to work together.I can start work immediately . sincerely, Abrar Gulzar PS: Portfolio can be shared on your request via chat
$1.225 USD în 9 zile
4,9 (19 recenzii)
6,8
6,8

Despre client

Steagul MEXICO
Mexico, Mexico
5,0
1
Membru din ian. 25, 2013

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