Iphone web app php backend işler

As the client, I'm looking for a highly skilled Laravel developer who is adept at both frontend and backend development, as well as managing and designing databases. The primary goal for this project is to build a functional web application. Your responsibilities will include: - Frontend development: Developing interactive, user-friendly interfaces that are efficient and reliable. - Backend development: Building robust, secure server-side applications that efficiently manage the logic and server response to user interactions. - Database design and management: Designing and managing a flawless database to ensure data consistency, clarity, and security. While I do have a design in mind, the developer should feel free to propose any changes or improvements to the d...

...startup in the language learning industry, working on a platform that connects students with one-on-one teachers. Our project is near completion, and we are seeking experienced and talented full-stack developers to help us with the final stages and polish of our platform. Responsibilities: Collaborate with the existing development team to finalize frontend components using Vue.js 3. Contribute to backend development using Node.js, ensuring seamless integration with the frontend. Work on database-related tasks using MySQL for efficient data storage and retrieval. Implement and optimize features to enhance the overall user experience. Collaborate with the UI/UX designer to ensure a visually appealing and user-friendly interface. Requirements: - Proven experience as a full-stack ...

I'm looking for a skilled developer to create a robust stock market trading platform similar to PrimeXBT. The project should be completed within a month. and i want this platform with admin demo and user demo both frontend and backend Key features should include: - Real-time market data to provide immediate and up-to-date information. - Advanced charting tools to visualize the data effectively. In terms of trading instruments, the platform needs to support: - Stocks - Cryptocurrencies - Forex Ideal candidates for this project would have experience in trading platforms, algorithmic trading and financial markets, and a strong understanding of real-time data processing. Knowledge of cryptocurrencies is a plus.

I'm looking for a skilled PHP developer to work on a project that involves developing a robust backend and frontend using HMVC-CI3. The project will require integrating third-party data and some API work. Additionally, there are some bug fixes and modifications needed on both the front end and back end of the site. The ideal candidate should have the following skills and experience: - Proficient in PHP, specifically HMVC-CI3 - Strong experience with API integration and third-party data integration - Ability to fix bugs efficiently - Comfortable working on both the front end and back end of a website Working at (Saturday & Sunday)

...This allows them to log in and manage requests. Accountability and Feedback: Employees have the ability to mark the status of each request - whether it has been processed, as well as add a comment about the progress of the process and the result of connecting with the customer, including information about successful and unsuccessful sales. Technical requirements: Use Laravel for backend. Use Laravel migrations to create the tables. Implement Eloquent to interact with the database. Integrate Laravel Mail to send emails. For frontend, use Blade along with Bootstrap (or Tailwind CSS). Maybe something ready, open-source. Frontend is not a priority. Optional: - Write Pest (or PHPUnit) tests to verify and ensure the operation of core functionalities, incl...

I'm looking for a proficient full stack developer with a focus on Flutter, UI/UX design, and MongoDB, who has a strong background in mobile app development and building property rental apps. Key Responsibilities: - Develop a mobile application for a property rental platform. - Implement backend services using MongoDB for data storage and retrieval. - Create an intuitive and appealing user interface with a strong focus on UI/UX design. - Ensure the application is responsive and performs optimally on various devices. Ideal Skills: - Proficiency in Flutter and MongoDB. - Strong UI/UX design skills. - Previous experience with mobile app development, particularly in the property rental space. - Excellent problem-solving and communication skills. - Ability to work in...

As the project owner, I am seeking a proficient PHP developer who can work with us on an hourly basis. Ideally, we are looking for a developer based in Jaipur, but quality and skill are our top priorities. Here's what you need for this project: - Expertise in PHP Front-end and Back-end development. As we are focusing on developing a web application, it's essential for you to be well-versed in creating dynamic and interactive applications. - You should have a solid understanding of PHP development, able to tackle complex problems and deliver efficient solutions. - Concerning frameworks, while we didn't mention a specific one, familiarity with popular PHP frameworks like Laravel, Symfony, or CodeIgniter would be a plus. - Lastly, an appre...

Hi, We have some high-level reporting analyst questions. For someone with solid experience, they would not take long to discuss. While this work is short and straightforward, there may be more, ongoing work on the backend. Here are some of these questions and I will mention that we already have some material that we can share: How do you approach gathering and cleaning data from various sources? What tools and software do you have experience with for data analysis and reporting that you would recommend or not recommend? How do you ensure the accuracy and integrity of your reports and analyses? Can you discuss a time when you had to present complex data findings to non-technical stakeholders? How did you make the information accessible and understandable? What methods do you...

Search for a Laravel developer to add waybill printing to an inventory management project

we have web app build on core php some functions not working after migration we need someone quickly investigate and fix them thanks

I'm urgently in need of a PHP and HTML expert to make my contact form on a HTML5 Bootstrap website work. Lowest price wins, we have more than 10 projects open tht you can work on afterwards. There are several fields like Name, Email, Message and File upload that need to work so i receive the submitted form. Furthermore i need you to make a success site that users are redirected after filling out the form to integrate my google advertising. The user should be redirected to that success page where there is a success message like "Thank you for your message, we will get back to you soon" and after a countdown of about 10 seconds automatically be redirected to main website again.

I am seeking a highly skilled Java developer/team to build a robust and efficient option greek calculator specifically tailored for Indian options using Black Scholes model. A user-friendly Java interface (No UI interface, only backend java interface) will facilitate easy interaction with the calculator. Key Features Input 1. Option symbol (e.g., NIFTY, RELIANCE) 2. Option expiry date 3. Target date to expiry (number of days remaining until target date) 4. Underlying symbol price target (predicted price of the underlying asset on the target date) 5. Lot size and number of lots (for position sizing calculations) 6. Optional volatility input Output 1. Option greeks (Delta, Theta, Decay, Gamma, Vega) for each available strike price 2. Standard deviation for the underlying asset bas...

I am looking for a developer to further develop a chatbot website, using Next.js. Scope of work: 1. App page UI / API work. (No backend) 2. Landing page integration 3. Google Analytics Integration App page: I have already made a version 1 - shown on the right 4 - I will share full source code to make it easier for you. I want to convert it to the left three shown. See figma: (Copy)?type=design&node-id=206%3A2&mode=design&t=FF4CG64iJFrgALzd-1 I have made the backend APIs, so you will not need to do anything in the backend. I will share postman and specific instructions on how to use. Note that the model on the right will be supplied as a gltf file, you will need to use gltf loader to load it, orbitcontrols to show it around

As an experienced individual or a team, I'm on the hunt for a seasoned full-stack Laravel developer for my new informational website. As a professional, I'm sure your skills and expertise will provide the perfect platform for my website's design and functionality. Ideal Skills Required: - Comprehensive Laravel knowledge and experience. - Full-stack capabilities including frontend and backend. - Solid experience with Informational Website Creation and Management. - Strong skills in error-free coding and debugging. - Deep understanding of server-side logic & database schemas. - Creativity and understanding to execute the given design concept. - Ability to work full time as the project requires dedicated and focused talent. Your expertise in Laravel is crucial as...

sns automatic upload Automatic upload to Instagram, YouTube, and blog How it works 1 Enter content image text on the website 2 Send content to the upload app 3 Automatically upload SNS Instagram, YouTube, TikTok, and blogs preset in the upload app Please contact only developers who can make it as quickly as possible in the shortest possible time. What you need to create: A website We need to create an app that can automatically upload to SNS from a phone. Communication with me is only possible through Korean translation. The budget is $300 Please contact only those who can develop it right away according to your budget.

sns automatic upload Automatic upload to Instagram, YouTube, and blog How it works 1 Enter content image text on the website 2 Send content to the upload app 3 Automatically upload SNS Instagram, YouTube, TikTok, and blogs preset in the upload app Please contact only developers who can make it as quickly as possible in the shortest possible time. What you need to create: A website We need to create an app that can automatically upload to SNS from a phone. Communication with me is only possible through Korean translation. The budget is $300 Please contact only those who can develop it right away according to your budget.

I'm in need of a skilled React JS developer to handle front-end development for my project. The ideal candidate should have 2-5 years of experience in the f...years of experience in the field. Key Responsibilities: - Create and implement interactive elements - Ensure responsive design across mobile and desktop platforms - Develop necessary data visualization features Ideal Skills & Experience: - 2-5 years of experience in React JS development - Strong understanding of front-end development and UI/UX design - Proficiency in integrating front-end with backend systems Looking for a candidate who can contribute creativity, reliability, and a solid understanding of best practices in React JS development. This is a great opportunity for someone looking to apply their skills in...

If you are looking to double the GDP of your country with this project, look elsewhere. *New Freelancer welcome* Autobidder auto reject. The LMS requires usability and navigation basic redesign. Improvement in overall user experience. LMS needs interactive quizzes and assessments. Drip content. Registration and backend admin related to user registration need to be smooth out. Ensure student progress tracking and reporting features is active and working well. Will need expert to recommend other needed enhancements. Some custom coding required. Can buy plug-ins if it makes sense. Not possible to tell you everything that needs to be revamped and fixed. You will have to discover yourself and deliver a fully functioning LMS. Your services will be needed to maintain and keep LMS upto...

long term , full time flask developer needed to build ecommerce backend you should start right away should have proficiency in flask, jquery, ajax and mongodb budget INR 100 per hour, need to work for another 15 to 20 days

...The application is halfway done, however I cannot continue building the app. I need someone to continue developing on top of the already existing project. You will be given the supabase token and the existing sourcecode Requirements: - Supabase - Sveltekit - Skeleton UI (Sveltekit UI library) - Midtrans Authentication: - Setup a login and register page using the supabase SDK that also allows users to register/login using third parties such as github, google, etc. - Prompt user to input billing info on register. Settings: - User page: - Design and create an intuitive page for users to edit their information - Tokens page: - Design a page for user to retrieve their API token - Billings page: - Create a backend using sveltekit to connect to the frontend. The bill...

...skilled developer to create an Android application with ASP.NET C# backend and SQL SERVER database. Key Features: - The app should primarily function as an e-commerce platform, allowing users to browse through products and services. - I require the app to have a chat functionality where users can communicate with the sellers. - Users should also be able to leave reviews for products. Specific Chat Features: - The chat functionality should support text messaging, image sharing, and voice messages. Skills and Experience: - Proficiency in Android app development - Strong experience with ASP.NET C# and SQL SERVER - Previous experience in developing e-commerce apps - Proven track record in integrating chat functionalities within an app - Familiarity with...

I have an existing crm , where i need modifications and addons I'm in need of an experienced PHP developer to help me with some minor addons for my project on an urgent basis. Specifically, I need help with: - Email Notification: Implementing a feature that sends email notifications to users when certain events occur within the platform. - Captcha Integration: Adding a Captcha system to enhance the security of the project. - Social Media Sharing Buttons: Integrating social media buttons to allow users to easily share content from our platform. I'm looking for someone who is proficient in PHP, has experience with developing addons, and can work efficiently to deliver the project as soon as possible. Your attention to detail and ability to meet deadlines will be gr...

...in PHP development to make modifications to my website. Top deliverables include: 1. Password-Protected Posts: I'm looking to offer my website users the capacity to create and access password-protected posts. But not just that, I want to allow password protection for specific categories or tags as well. 2. Responsive Design: Although I've not specified my exact requirements, I'm hoping for a design that stays responsive across a variety of devices. Even though I have a preferred design aesthetic, I'm open to your expert suggestions on the best way to implement this. 3. UI Improvement: Lastly, the overall user interface could do with a few tweaks for better accessibility and engagement. If you're detail-oriented, have prior experience in similar proj...

I'm looking to build a personal WordPress website that focuses on content publication, much like the structure of Rankingbyseo.com. Although I appreciate the value of SEO, it's not my primary focus. The key areas of thi...clean, user-friendly design and intuitive navigation. - I'd like to establish a structured content publication flow similar to that of Rankingbyseo.com. - **Content Management**: - The site should have a user-friendly backend for easy content management. - **Design**: - Aesthetics are important, so a knack for modern, appealing design will be a big plus. Ideal skills and experience for this project include: - Strong proficiency in WordPress development - Prior experience in developing content-heavy websites - A keen eye for modern...

I'm seeking a skilled web developer with experience in healthcare platforms who can build a telemedicine website with high profile features. Among the features that should be included are: - Online appointment requests and interface ability with electronic medical record to auto-populate patient info directly into a patient's record. It should also be able to function with CRM software. - A system for potential patients to provide their information for callbacks. This should be managed through an online form where patients can also upload relevant documents. We don't want patients to be able to directly schedule appointments into our provider's calendar, instead they will receive a call back to confirm their info, appointment date, etc. to reduce the number of ...

I'm seeking an experienced PHP developer, with skills in JavaScript and MySQL. I have a Production System that requires an immediate update to have additional product types listed for sale in it's custom PHP Cart System that uses a dynamic pricing table and Calendar module. I have tutorial videos on its functionality to help guide you. However, the two new product types are new to the system and will need to be created. Key Requirements: - Expertise in PHP, MySQL, JavaScript - Constructive problem-solving skills - Ability to adapt to unknown project scopes. Your role may involve building complex applications or simple website scripts. With the uncertain nature of the tasks, a flexible and proactive approach is ideal. It'll be a bonus if you've wo...

Hello, I need a developer proficient in HTML, PHP (Symfony), and CSS to develop a website frontend& backend for a travel agency. Features: Homepage with featured promotions Login page (user management) Online reservations (hotel / car / omra) In the menu: List of hotels by region List of cars by brand Excursions Events A site similar to is desired. to be honest, im w developper, bad code not acceptable.

...where user can upload csv and view/download content generated from backend, chat with uploaded file (e.g. ) I need just one page, landing page will include a browser box to upload a file, no authentication, no payment integration. once file uploaded, it will be processed in the backend and result will be produced in tile format (e.g. ) user can view large formats of the result by clicking over it, download it from larg/tile format. type pinaki in caps in start of your proposal. you need to focus on fuctional stuff ignore everything else from ref. () site. Tech stack: technlogy: frontend => Angular/NodeJS/(or any other tech)+HTML5 Backend is being developed by some other team, so I want only front end

...network. The task will involve: - Diagnosing the current config issue and finding out why it's hindering deployment - Implement new configs to ensure the IoT devices and CCTV systems function correctly - Add functionalities to the website that include real-time monitoring of the devices, controlling and managing the devices remotely, and enabling data analytics and reporting. - Localize the existing backend and frontend design and contents as required to make the application as a template - Required to work with my other DevOps freelancer on my pc via anydesk Ideal Skills: - Experience with IoT Deployments: A solid understanding of IoT systems, including connectivity, device compatibility, and data security. - Proficiency in IP CCTV Systems: Knowledge of IP CCTV systems, th...

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...Requirements: - Development of a user-friendly web-based interface - Inclusion of Financial Management Module: This should cover budgeting, accounting, and financial reporting. - Inclusion of Inventory Management Module: This should track items in inventory, manage stock levels and generate reports. - Inclusion of Human Resources Management Module: This should cover employee tracking, payroll, benefits administration and other HR aspects. Skills and Expertise: - Proficient in backend and frontend web development - Proven experience in designing and developing ERP systems - Strong understanding of financial, inventory and HR management processes - Familiarity with security and user interface best practices - Ability to create intuitive, easy-to-use web inter...

Add Payment QR In Franchise Login Profiles of all the members to be shown. currently it is showing only his profiles Multiple profiles can be created by a single mobile and email Change the Name of Franchisee to Director In the Front Menu Add the Link called Director Login Add Match making option in the franchise Add Upload Photo Field in the and Location In Login add Mobile number also as username Add Name field in Filter profile

I'm in need of a full-fledged Billing and Inventory Management System (IMS) web application using Core PHP. This application is intended to streamline various aspects of my business and I hope to incorporate the following features: - **Inventory Management:** The system should allow me to keep track of my inventory levels, manage stock, and generate inventory reports. - **Sales Tracking:** One of the key functionalities I seek is the ability to log and track sales. This should include details like date of sale, item sold, quantity, and pricing. - **Customer Management:** The system should enable me to manage my customer base. This includes keeping records of customer orders, contact information, and any other useful data. - **Profit and Loss:** The application should pr...

I require a proficient Laravel expert who can make considerable improvements to my existing Laravel application. The selected freelancer will be responsible for: - Backend Development: Your skills should allow you to work efficiently on my application's backend, ensuring all new integrations are seamless. - Database Optimization: I am specifically looking for you to boost the performance of my existing application by optimizing the database, which includes indexing, query optimization, and normalization wherever necessary. - API Integration: Your experience integrating APIs will be crucial, as a key part of this project will involve utilizing various APIs to extend the functionality of the application. - User Interface Improvement: The right candidate will not solely...

I'm seeking a proficient developer capable of creating a PHP-based email system using Gmail's service or any other service provider. The functionality should support sending emails to single recipients. It's essential that you incorporate an attachment feature enabling the secure attachment of files to emails. Ideal skills and experience: - PHP development expertise - Demonstrable experience with Gmail APIs - Knowledge on secure file attachment implementation in emails - Attention to detail and timely delivery Your bid should detail your experience and proposed approach, including timelines. Looking forward to your responses!

Estoy trabajando en un proyecto PHP en Windows con XAMPP y necesito configurar un cotenedor docker para poder migrarlo a una Mac. Estoy teniendo problemas con la configuración y el .htaccess

...in need of a skilled .NET developer who specializes in C# and can create a web application. The ideal candidate should be proficient in both the frontend and backend development. Key requirements: - Expertise in React.js, C# and ASP.NET for web-based applications - Proficient in frontend technologies like HTML, CSS, and JavaScript - Experience in backend development and databases - Ability to understand and implement software requirements - Strong problem-solving and analytical skills Your primary focus will be on developing the web application in C# to meet our business requirements. You'll need to ensure the application is high-performing and responsive, and you should be able to handle both the frontend and backend aspects of the proje...

I require a dedicated developer who can effectively create the backend logic for my college project; an E-commerce website. This site will primarily deal with physical products. Key Features Required: - E-commerce Capabilities: The site should facilitate the buying and selling of physical goods. Familiarity with creating product listings, shopping carts, and checkout procedures is a must. - Content Management System: I need a simple and efficient way to upload, remove or modify the products on the site. - Payment Gateway Integration: The website must securely process payments. Prior experience with integrating payment gateway services is required.

I'm in search of a talented Vue.js Fullstack Web Developer with expertise in Vue.js, JS, Vuetify to help create a responsive web application. Key Requirements: - Proficiency in JavaScript, HTML/CSS and Vue.js - Proven experience in building functional web applications - Experiece with Vuetify and Design systems - Strong understanding of both frontend and backend development As the successful candidate, you'll be responsible for the following: - Collaborating with the design team to implement their mock-ups into a web application - Developing clean, maintainable and efficient code for both frontend and backend

As a progressing Python+React application developer, I'm interested in a comprehensive live development training program to help me customize my app further. Specifically: 1. **Focus of Training:** - Improving Frontend React Elements: During the training, I want to focus on amping up the frontend aspect of my React app. It's important for me to grasp how I can enrich the user interface, and add new features to enhance the app's functionality. - Integrating Python and React: I aim to learn in-depth understanding of how Python backend interacts with the React frontend, fostering a seamless integration. 2. **Ideal Trainer Qualification:** An experienced Python+React developer, having competency in teaching and excellent communication skills. A season...

I am looking for a skilled PHP developer for my upcoming project. Even though the specific PHP frameworks were not specified, I would greatly appreciate it if you have a broad knowledge base which includes Laravel, CodeIgniter, and Symfony. This allows us to brainstorm and decide on the perfect technology for our unique needs. Requirements for the application: - It's a blank slate, and I look forward to hearing your suggestions. Would you please include your past work and experience in your application? Detailed project proposals are also welcome. - Despite not having particular functionalities in mind currently, a developer with experience in user authentication, payment gateway integration, and database management will be highly desirable. Essentially, I am looking f...

...delivering OTP messages through a web interface. Short codes will need to be delivered through web panel to customers. Text message delivery for multiple services used in accounts creation like facebook, instagram, gmail, whatsapp and other services.. This means we will be using physical sim cards, NOT virtual numbers. Web backend will need to communicate with physical hardware: (Moden huawei e303, 3131 FOR EXAMPLE) The system has to be the same as sms-activate, sms hub, sms pva, please if you have this experience I am searching for coders experienced is USSD/AT commands. Heavy experience with GSM/CDMA cellular networks and sms gateway integration. Look at the websites I've posted above, put together a compatible hardware list for the web front...

I am looking for a skilled PHP developer for my upcoming project. Even though the specific PHP frameworks were not specified, I would greatly appreciate it if you have a broad knowledge base which includes Laravel, CodeIgniter, and Symfony. This allows us to brainstorm and decide on the perfect technology for our unique needs. Requirements for the application: - It's a blank slate, and I look forward to hearing your suggestions. Would you please include your past work and experience in your application? Detailed project proposals are also welcome. - Despite not having particular functionalities in mind currently, a developer with experience in user authentication, payment gateway integration, and database management will be highly desirable. Essentially, I am looking f...

...be re-designed: 1. Home Page 2. Shop (list of products) 3. About 4. Product Page 5. Info page 1 6. Info page 2 7. Info page 3 8. Info page 4 9. Info page 5 10. Blog 11. Blog Post Page About: The website already exists, it is built in Wordpress with salient theme. I will provide detailed instruction like wireframes, colour palette, and artwork. It will be your job to work in the backend of Wordpress and salient to pull the design together. Ideal Skills: • Expert comprehension of WordPress and Salient Theme - Ability to follow design direction and achieve the look and feel outlined in the brief I provide. Project Timeline: • The project must be completed within a month. Please consider this timeline when making your bid. I'm looking forward...

I'm in need of a frontend developer with strong skills in React, TypeScript, Ant Design (Antd), and styled engine. Your primary focus will be to bring our web design to life and ensure its functionality. Key requirements: - Proficiency in React and TypeScript - Experience with Ant Design (Antd) and styled engine - Ability to develop a user-friendly, dynamic web application Responsibilities: - Refine existing design elements and implement new custom design features - Ensure a smooth user experience across all pages - Collaborate with backend developers to integrate frontend and backend solutions To apply, please send examples of your past work. Your portfolio should demonstrate your experience with frontend development and the technologies mentioned. The...

I am looking to add a cache busting feature to a website. I am receptive to paying for milestones or paying hourly if we end up communicating a lot while the work is done. The PHP site consists mostly of 1 mostly HTML page with a long list of links to a directory full of PDF and MP4 files. Sample code is attached. Each can be opened in a Fancybox Modal window. Sometimes the PDF/MP4 files are overwritten with a newer version with the same exact name. Of course browsers often use the cached version instead. The files are big enough where I want the browser to cache them, but only until they change - then the browser needs to grab the new version from the server. The apache and .htaccess expire headers haven't done what I need. I read that some codebases exist that will assig...

...checkout page. Technical: - The shop must be developed using WordPress and WooCommerce - Template: ASTRA PRO - Shop URL: - Please use the information & pictures from our other shop: Additional Notes: Note: We can not use another template, and we can not manage products and category from Backend of Wordpress, because we use ERP Software. Maybe another Core from another template may doesn’t work with our necessaries Plugins. Submissions should take into consideration the above guidelines and aim to create a sophisticated and user-centered online shopping environment. Please submit your design proposal as soon as possible. We are excited to see your compelling designs and finding the perfect

I need a PHP script to generate QR codes ASAP. The script should be able to customize the QR codes with colors and logos, and further, with rounded eyes and data. A sample will be provided. Preferred solution using chillerlan/qr-code ... but other solutions might be used as well. Key Features: - The primary function of the script is to generate QR codes. - I need the option to customize the QR codes with colors and logos. - Additionally, I require the ability to customize the QR codes with rounded eyes and data. File Formats: - The generated QR codes should be exportable in PNG and SVG file formats. Timeframe: - This should just take a few hours. Ideal Skills and Experience: - Expertise in PHP and QR code generation.

I'm in need of a skilled developer who can work proficiently with WordPress, HTML, CSS, and backend development, particularly in areas such as payment gateways. Key Requirements: - E-commerce Functionality: The website must support e-commerce capabilities, allowing for smooth and secure transactions. - Customizable Design: I'm looking for a website that can be easily tailored to suit different purposes or to accommodate various products or services. - Versatility: Your expertise should extend to being able to customize any kind of website, as my projects may vary in nature. Previous experience in similar projects is a definite advantage. If you're well-versed in the mentioned technologies and have a strong portfolio to back it up, I'd like to hear from you.

I'm looking for a skilled Magento developer to upgrade our c...themes, all of which would need to be compatible and functioning post-upgrade. Key Responsibilities: - Upgrade our Magento version from 2.4.1 to 2.4.4 - Ensure that all existing custom extensions and themes remain fully functional and compatible with the new version Ideal Skills and Experience: - Extensive experience with Magento stores and version upgrades - Proficient in both frontend and backend development - Strong understanding of custom extensions and theme management - Ability to troubleshoot and resolve compatibility issues Please note that data backup and migration are already handled, so the focus will be on the technical aspects of the upgrade. Please provide examples of similar projects you've wo...