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We are looking for an Intermediate PHP Software Engineer who enjoys understanding complex systems, solving business problems and working within a structured software engineering environment. Initially, this position will require approximately 20 hours per week, with the possibility of increasing the workload as the relationship develops. You will work alongside our existing Software Developer and management team using WhatsApp, Trello, Git and documented development processes. Our current developer has primarily worked independently and has not previously worked within a team-based Git workflow. As part of this role, you will assist with establishing and reinforcing collaborative development practices, including Git usage and provide guidance and support to help our existing developer become comfortable working within a shared development environment. During your first week or so you will become familiar with our architecture, database structure, documentation and development standards before progressively taking ownership of development tasks. See the full description of who we are looking for on the attachment. If after reading the above and the attachment, you are satisfied that this sounds like your kind of thing then please let me know so that we can discuss. Please use the letters MUL on the first line of your bid so that I can see that you hopefully read the project description above and the attachment. We know that Ai can do it as well but let's see. Your best hourly rate taking into account this project's details must also be included in your bid. PLEASE NOTE: We prefer to work with a freelancer who is available and will devote time to our work only on a daily basis during the time of day we will agree on. We do not want to work with a company and have to deal with the CEO, the actual employee, this one and that one, lots of red tape, ten meetings, etc. We discuss, we agree, you start, you work, we pay. Simple.
Project ID: 40587975
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MUL Hi, I have strong experience with PHP, MySQL, Git, REST APIs, and maintaining business-critical web applications. I enjoy working with complex systems, following structured development processes, and collaborating closely with teams to deliver reliable solutions. Here's how I will approach your project: Spend the initial phase understanding your architecture, database, documentation, and coding standards. Work within your existing Git workflow, Trello, and WhatsApp communication process. Develop clean, maintainable PHP code while following your established practices. Help strengthen collaborative Git usage and support your current developer with branching, code reviews, and version control best practices. Provide regular progress updates and remain available during agreed working hours for smooth collaboration. I value long-term relationships and prefer working directly with clients rather than through multiple layers of communication. You will be working directly with me throughout the project. Hourly Rate: €10/hour. I can dedicate 20+ hours per week, with flexibility to increase availability as the project grows. I'm ready to start immediately and would be happy to discuss your requirements in detail. Best regards, Sandeep Kumar
$8 USD in 40 days
2.5
2.5
420 freelancers are bidding on average $13 USD/hour for this job

Hello, I understand you are seeking an Intermediate PHP Software Engineer to enhance the performance of your PHP/MySQL systems. Optimizing system performance requires a meticulous approach to database queries, code efficiency, and resource management. To address your needs, I propose diving into the current codebase and database schema to identify bottlenecks. My experience with PHP and MySQL will help streamline queries and refactor code where necessary. Employing best practices in Agile Development, I will ensure iterative improvements that align with your business goals. By integrating Git, I’ll maintain robust version control and documentation throughout the process. My strategy includes: - Conducting a thorough analysis of existing PHP/MySQL code for performance issues. - Optimizing database design and queries to reduce load times. - Refactoring PHP code to follow best practices and enhance efficiency. - Incorporating agile methodologies to deliver ongoing improvements and updates. Let’s turn your complex systems into powerful, efficient engines for your business. Best Regards, Khorshed Alam, RS Software
$10 USD in 40 days
9.5
9.5

Hi, I reviewed the project and the main requirement is to boost PHP/MySQL performance and help your team work together with a solid Git workflow. I will map the current architecture and database structure, identify bottlenecks, and implement targeted improvements in PHP performance, aligning with Software Architecture principles and solid Software Development practices, while leveraging your documentation and development standards. I’ll guide your existing developer to adopt a shared Git workflow, using Trello for task tracking and WhatsApp for rapid updates, ensuring clean, maintainable code and smooth collaboration in Software Development. You’ll get quality, responsiveness, and easy management with clear milestones and well-documented changes. Let’s discuss here now.
$15 USD in 26 days
8.4
8.4

Hello, As an experienced PHP professional, specializing in JavaScript and software development, I am fully confident in my ability to enhance the performance of your PHP/MySQL systems. I am well-acquainted with complex systems and thoroughly enjoy problem-solving, making me an ideal candidate for this intermediate role with responsibilities stretching from understanding your existing architecture to progressively taking ownership of development tasks. My commitment to consistent due diligence also aligns with my effectiveness in working within structured software engineering environments while maintaining a respectful conduct. Moreover, as part of your support requirement, I am knowledgeable and skilled in Whatsapp, Trello, Git and have substantial experience working with documented development processes. I am comfortable sharing knowledge and providing guidance to uplift the collaborative development practices within teams. Similarly, my proficiency in PHP/MySQL paired with my adeptness in Git will undoubtedly benefit your current developer. When it comes to the size of a project or the complexity of the task at hand, "no challenge is too big or small" for me; which is why I assure you a positive and trustworthy experience by offering "WOW" factor solutions and amplifying your organizational efforts through my skillful contribution. Ultimately, I hope that you get to experience the miraculous transformations that our team can enable for your business! Thanks!
$30 USD in 25 days
8.6
8.6

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, JavaScript, Software Architecture, MySQL, Agile Development, Software Development, Git, Documentation, Database Management, Software Engineering 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.
$20 USD in 5 days
9.0
9.0

MUL Hello, I have carefully read your project description and understand that you're looking for an intermediate PHP Software Engineer who can not only contribute to development but also work within a structured engineering process and help strengthen team collaboration using Git. I am comfortable working with PHP, MySQL, Git, Trello, and WhatsApp in a disciplined development workflow. I can quickly understand an existing codebase, follow documented standards, resolve business problems, and assist your current developer in adopting collaborative Git practices through practical day-to-day support. I look forward to hearing from you. thank you Regards Gaurav Garg
$12 USD in 40 days
8.6
8.6

MUL Hi, I can help improve your application’s efficiency and make sure your developer is comfortable with Git and collaborative practices. With over 9+ years of experience in PHP and MySQL, I excel in optimizing database queries and implementing best practices in software development. I understand how to work within structured environments, and I believe my background aligns well with your needs. I am available to discuss your architecture and dive into your documentation, allowing me to quickly ramp up and take ownership of development tasks. Looking forward to collaborating and simplifying your development process! Best Regards, Priyanka
$8 USD in 40 days
8.4
8.4

**MUL** Hello, Your project is exactly the type of long-term collaboration I'm looking for. I enjoy working with existing PHP systems, understanding complex business logic, and improving code quality while following structured development processes. I'm comfortable working with **PHP, MySQL, Git, Trello, and team-based workflows**, and I'm happy to help establish a collaborative Git process while supporting your current developer as they transition to a shared development environment. I'm available to start with **20 hours per week**, can quickly get up to speed with your architecture and documentation, and communicate regularly through WhatsApp and Trello. **My hourly rate:** **$15 USD/hour** I look forward to discussing the role and learning more about your system. **Best regards,** **Muhammad Rizwan LA**
$9 USD in 40 days
8.2
8.2

MUL Hi, To assist with establishing collaborative development practices and support your existing developer, I will leverage my experience in PHP and Git workflows. I will begin by familiarizing myself with your architecture and documentation, ensuring a smooth transition into the team. My approach will include regular communication via WhatsApp and structured task management through Trello. Happy to discuss the details.
$10 USD in 40 days
8.4
8.4

Hi, Your need for a PHP engineer who can strengthen both performance and team workflow is very clear. The hidden challenge here isn’t only code speed , it’s getting an independent codebase into a shared, reliable Git process without slowing delivery. I’ve worked on PHP/MySQL systems, performance fixes, and structured handovers in collaborative environments, including Git-based workflows, Trello-driven tasking, and documented standards. I can quickly understand your architecture, identify bottlenecks, improve database and PHP performance, and help your existing developer work comfortably inside a team process. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. I can begin by reviewing the current structure, then align on the first week’s priorities and establish a smooth workflow with your team. Could you share the attachment and a couple of examples of the performance issues or workflow gaps you want addressed first? Best regards, Asad
$10 USD in 87 days
8.3
8.3

MUL Hello Multisure Corporation (Pty) Ltd Hiring Team, I am impressed how you made a professional document for hiring a PHP MYSQL software engineer for your team. I am a professional Laravel developer with 7+ years of experience building secure, scalable, and API-driven web applications. I can enhance the ChaloTrain Technologies website by securely integrating your Railway API and displaying accurate real-time train status in a clean, user-friendly interface. 1. A summary of your PHP and MySQL experience: 8 plus years 2. Details of the largest or most complex system you have worked on: One of the largest and most complex systems I have worked on was a multi-tenant SaaS web application built with Laravel and MySQL. 3. Your experience using Git within a development team, including any experience setting up or improving workflows: Strong experience using Git including feature branching, pull requests, code reviews, conflict resolution, release management, and improving workflows through clear branch strategies, commit standards. 4. Your experience supporting or mentoring other developers: 5 plus years 5. Your experience using AI development tools: 1 year using claude, codex, github copilot, inline Vs code 6. Examples of documentation: using AI inside project scope to develop useful documents 7. Your availability: Mon to Sat 8. Your hourly rate: 18 USD/hour Regards, Ali
$15 USD in 40 days
8.3
8.3

Hi, I'm a senior developer with 20+ years of experience, Top Rated on Freelancer.com with 1,500+ projects and a 5-star record, and I've optimized PHP/MySQL systems before, so this fits my expertise. I'll start by reviewing your architecture, database schema, and current bottlenecks using your documented standards and existing codebase. We'll introduce a structured Git workflow with clear branching, pull requests, and code reviews to ensure consistency and reduce conflicts. I'll focus on query optimization, caching layers, and indexing strategies to improve response times while maintaining data integrity. We'll validate changes through automated tests and staging deployments before merging to production. I'll provide concise setup notes and a handoff guide for your team. I can review the codebase today and begin immediately.
$15 USD in 40 days
8.0
8.0

MUL Hi, After reading your project description and attachment, I believe this role is an excellent fit. I enjoy working on long-running PHP applications, understanding complex legacy systems, and improving them through clean, maintainable code and structured engineering practices. I'm comfortable spending the initial onboarding period learning your architecture, database, documentation, and development standards before taking ownership of new features, bug fixes, and system improvements. I also appreciate your emphasis on keeping documentation updated as part of every development task. My experience includes PHP, MySQL, JavaScript, SQL optimization, Git, REST APIs, and collaborative development using Git workflows. I'm happy to support your existing developer in adopting team-based Git practices while maintaining a positive and collaborative environment. I also use AI tools such as ChatGPT, Claude, and GitHub Copilot to improve productivity for code analysis, documentation, and refactoring—but I always review, validate, test, and document every change before deployment. I'm looking for a long-term collaboration where I can contribute consistently while helping improve both the platform and development processes. Availability: 20+ hours/week (flexible) Hourly Rate: $18 USD/hour (Negotiable) I'd be happy to discuss how I can contribute to your team. Best Regards, Abhishek
$12 USD in 40 days
8.4
8.4

*MUL* Hello team Multisure Corp., Hope this message finds you well :) I’ve carefully read your project details, and this role aligns well with my experience in PHP development, team collaboration, and Git-based workflows. I’m comfortable working with complex systems, following structured processes, and helping establish effective Git practices while supporting your existing developer. I can commit to the initial 20 hours per week and grow with the project. My best hourly rate is $15/hour. I’d be glad to discuss how I can contribute to your team. With regards, Manager Singh
$15 USD in 20 days
8.3
8.3

I checked your project description ------------->>PHP/MySQL Performance Improvement Support---I believe I can do this project in an efficient and professional manner. I have 8+ years of experience in PHP/Full stack Developer. Expertise in: HTML, UI/UX, Bootstrap, JavaScript, React.js, PHP, Laravel, UX, Magento, WordPress, Shopify, MySQL, CMS, and various frameworks to deliver top-notch results Best Regards,
$12 USD in 40 days
8.2
8.2

Hi With over a decade of industry experience as an ISO 9001 and ISO 27001 certified business and our specialized team's expertise in a wide array of languages, including PHP, MySQL, and extensive familiarity with Git, I am confident that we can be the ideal fit for your project. Not only can we provide comprehensive solutions tailored to your needs, but we are also adept at working within structured software engineering environments, which aligns perfectly with your requirements. Our commitment to understanding client's contextual needs mirrors your vision of collaborative development practices. We've successfully helped several companies transition from individual-centric workflows to Git-based shared ones like yours. Moreover, we value efficiency and productivity, anticipating a timeline for you transitioning tasks accordingly. Finally, our well-established protocols for documentation and software architecture combined with our deep comprehension of PHP/MySQL has enabled us to efficiently augment effective systems and bolster their performance in the past. This speaks directly to your need for improving current systems and structures. Thanks....
$12 USD in 40 days
8.1
8.1

MUL Hi there, You mentioned your current developer has worked independently without a team Git workflow, so the real value I'd add early on isn't just fixing bugs, it's helping establish a shared branching and review process without disrupting how they already work. Here's how I'd approach it: spend the first few days going through your existing documentation and codebase to understand architecture and standards, then start on small, contained bug fixes or enhancements to build trust with the system before taking on larger modules, keeping documentation updated as part of every task, not after. I've worked on long-running PHP/MySQL systems where understanding legacy logic before touching it mattered more than speed. I'd work directly and daily during agreed hours, no team layers, just discuss, agree, deliver. My rate for this would be $12/hour given the scope and hours, happy to start with a trial task first if that's useful.
$12 USD in 40 days
7.9
7.9

With flying credentials in your desired tech stack of laravel, PHP, and CodeIgniter, I'm confident that I can provide the PHP/MySQL performance improvement support you seek. Over the span of my 8+ years' experience, I've consistently aided businesses in transforming complex requirements into successful and efficient systems that have effectively served their needs. Focusing on long-term stability and employing a clean architecture approach means that the fixes or solutions we devise will not just be quick bandaids but properly sustainable measures which won't lead to later glitches along. Showcasing expertise in SaaS platforms, admin dashboards, REST APIs, automation tools, and multi-role applications where security, performance, and maintainability are paramount has fortified my knowledge of tackling complex projects like yours. Comprehensive understanding of MySQL optimization is one of my strong suits - something your project calls for. This not only aids performance improvement but also maintains databases with optimized schemas & queries on point.
$12 USD in 40 days
7.6
7.6

Hello, I can help with your "PHP/MySQL Performance Improvement Support" project. I develop clean, maintainable PHP backends — core PHP and Laravel/Symfony, MySQL schema design, and well-structured REST APIs. For work involving php, javascript, software architecture, mysql, agile development, software development, git, documentation, database management, software engineering, I pay close attention to validation, security, and readable code, delivering in small, testable milestones. I provide clean commits and clear documentation. Can we discuss the specifics before I firm up the timeline? ⭐ 5.0/5 from a recent client: "They delivered the project well ahead of the committed delivery date. It was an experienced team, and I would be happy to hire them again." Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$12 USD in 1 day
7.7
7.7

MUL Hi, Fifteen years of full-stack work, and as CTO I've led the development of 50+ products, so PHP/MySQL systems and the messy parts of team workflows are familiar territory for me. The part I'd focus on first is the Git piece. A developer who has worked solo isn't just missing commands, they're missing a mental model of branches, review, and why small commits matter. I'd set up a simple branch and pull request flow, then pair with them on real tasks so the habit sticks instead of feeling imposed. One question: is the codebase on a single shared server now, or is there already any staging environment I should read before week one? Adil
$15 USD in 40 days
7.5
7.5

MUL Hi there, I understand you're transitioning from a solo-developer model to a collaborative team environment. The core task is two-fold: enhancing PHP/MySQL performance and, crucially, establishing a robust Git workflow (branching, pull requests, code reviews) to support team-based development and ensure code quality. My approach starts with profiling the application to pinpoint performance bottlenecks in database queries and PHP code. Concurrently, I'll work with your developer to implement a clear Git branching strategy. Performance improvements will target query optimization, proper indexing, and strategic caching (like Redis). This process involves an initial system audit, setting up the collaborative workflow, and then tackling optimization tasks together, providing hands-on mentorship. We have built complex PHP/MySQL systems like the StepOut Live multi-app ecosystem and managed robust development pipelines with Git for platforms like TDTY, a high-traffic media site. My best hourly rate is included in the bid. Regards, Rohit
$8 USD in 30 days
8.1
8.1

Port Elizabeth, South Africa
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