Tutorial php paypal pro jobs
I'm in need of a sleek, functional e-commerce website to sell my products. Here are the details: - **Type of Website:** I'm looking for a high-quality e-commerce site. - **Payment Options:** I'd like to offer customers the ability to pay with Credit Cards, PayPal, and Cryptocurrency. - **Product Range:** The site will initially carry less than 50 products. I need a developer with proven experience in creating e-commerce sites, with a solid grasp of integrating multiple payment gateways. Your knack for designing clean, user-friendly interfaces will be highly appreciated. Your familiarity with handling smaller product ranges will be an added advantage. Please include relevant examples of your past work in your proposal.
Due to time and resource constraints, I need to migrate a component written in php (symphony) to Golang. The part on github relating to services towards the DB (MongoDb) and the new REST APIs (written in Golang) to access for interfacing is already active. The system will only have to execute queries on MongoDb (via Service) and render in twig template. The repository layer and service and repository are already developed in golang and will be provided. As well as indications on the function to be translated into golang. GIT access will be via wireguard VPN on the development environment
I'm in need of an experienced PHP developer to significantly enhance and upgrade my existing PHP script. The scope of work involves: - Adding new functionalities: Specifically, I am seeking to integrate payment gateway and app, as well as implement a subscription wallet and automated payments system. A background in financial integration technologies is preferred. - Modifying existing features: Notably, the user profile management feature and data management & reporting functionality need revisions. Experience in generating robust user interfaces and crafting intuitive data management systems will be key. Prospective freelancers should have demonstrated experience with PHP, user interface creation and data management tools. Proven skills in payment gateway...
I am in search of a skilled developer to set up PHP 5.6 and PHP 7.2 on our dedicated server. The server currently runs Plesk and Ubuntu 22.04.4 LTS. I need both PHP versions running on the server, as we have one Magento 1.9 website and one Magento 2.3 website. Key Requirements: - Install PHP 5.6 and PHP 7.2 on our dedicated server running Plesk and Ubuntu 22.04.4 LTS - Set up both PHP versions to be used on different websites - I may require support in configuring the websites to use the specific PHP versions after installation The ideal candidate for this project should have: - Extensive experience working with PHP installations on dedicated servers - Proficient knowledge of Plesk and Ubuntu - The ability to provide guidance on ...
I'm looking for a skilled developer who can help me customize the Colibrism PHP social network script. Key Requirements: - Experience with PHP and social network development. - Ability to work with Colibrism's source code and make necessary modifications. - Understanding of user profiles, authentication, and social media integration. - Capable of implementing basic social networking features. This project could be an exciting opportunity for someone who is familiar with PHP and social networking development. The ideal candidate should be able to understand the structure of Colibrism and implement modifications to suit my specific needs.
My Arlo Pro 5 security camera has unfortunately suffered accidental damage, resulting in scratches around the lens. This has not impacted the camera's image quality and performance. I'm seeking a professional who can either replace the damaged patt of the camera or somehow fill in and disguise the scratches. Key Requirements: - Expertise in repairing Arlo Pro 5 security cameras. - Proficiency in replacing camera lenses without affecting the device's functionality. - Previous experience handling accidental damage on cameras and ensuring quality
I'm urgently seeking a proficient PHP/MySQL developer to tackle several key tasks for my project. Although I chose to skip specifying the exact functionalities, the developer should anticipate working on tasks such as: Work on 45 pages, each very simple. There are 3 main page features: 1. View table from DB 2. Create new record in that table 3. Edit record in that table Most the pages are the same, just a different table. A few tables have some other functionality but it's all very easy. All html design has been done already, you just have to add some PHP/MySQL code to make the pages work with the database. You also need to create the DB, table and records. Though most have been created already. You would need to double check them though. I also need the ...
I'm looking for an experienced video editor to help with my lifestyle vlogs. Key Duties: - Use Adobe Premiere Pro or Final Cut Pro for the editing - Incorporate motion graphics into the vlogs Ideal Skills and Experience: - Proven experience editing similar lifestyle vlogs - Skilled in Adobe Premiere Pro or Final Cut Pro - Capable of creating and integrating engaging motion graphics. Refers to this type of videos :@hi_sseulgi_?si=fELaRpukpBuJ9HVk
I'm looking for an experienced video editor to help with my lifestyle vlogs. Key Duties: - Use Adobe Premiere Pro or Final Cut Pro for the editing - Incorporate motion graphics into the vlogs Ideal Skills and Experience: - Proven experience editing similar lifestyle vlogs - Skilled in Adobe Premiere Pro or Final Cut Pro - Capable of creating and integrating engaging motion graphics. Refers to this type of videos :@hi_sseulgi_?si=fELaRpukpBuJ9HVk
My Client is looking for an experienced Full Stack PHP CI4 and Laravel developer to join our dynamic project team. Our project involves comprehensive backend development, efficient API integration, intricate database management, and crafting a frontend with a customizable layout that stands the test of user experience. **Key Responsibilities:** - **Backend Development:** Implement robust functional logic ensuring seamless data processing and workflows. - **API Integration:** Efficiently connect our platform with necessary external services and APIs for enhanced features. - **Database Management:** - **Data Migration:** Safely transition existing data resources to our new system without loss. - **Performance Optimization:** Continuously monitor and tweak the database performa...
Data Part Create Database and Pages for Below Create Pages to Add these Date and Update Details, Hotel - Name, Star Category, Country, City, Address, Contact, Email Tour - Tour Name , Country, City, Address Country - Pre Defined Countries City - Select 'Country', Add City Name Client - Client Name, Address, Contact, Email, Country, City Vendors - VendorName, Address, Contact, Email, Country, City Bookings - Booking ID (Auto Assign), Traveller Name, No. of Pax, Start Date, End Date, Select 'Client', Currency, Amount, Due Date Bookings part For Each Booking we want to add component (Hotel, Tours and Misc Service is known as component), We want to select services to be added. Add Hotel - Select 'Hotel', Check-in Date, Check-out Date, No. of Rooms Add Tour - ...
As an active content creator, I'm looking for an experienced video editor who can help me edit my tech video footage for various platforms, including YouTube videos, YouTube shorts, and Instagram reels. The average length of the videos to edit is less than one minute. There's no requirement for any specific video editing software. Whether you're comfortable with Adobe Premiere Pro, Final Cut Pro, or iMovie, what matters most is the end result - high quality, engaging visuals that capture the spirit of my storytelling vlogs. Key skills and experience: • Experienced in editing short form video content for social media • Strong visual storytelling abilities • Creativity and an eye for detail • Ability to meet deadlines In summary, your r...
I need an experienced web developer specializing in Magento PHP to assist with an urgent project. The ideal candidate should be able to handle the following: - Work with Magento PHP: You must be proficient in Magento PHP development. Experience in customizing Magento-based websites and plugins is highly desirable. - Fast-paced: The project is time-sensitive and requires a quick turnaround. Therefore, you must be able to work efficiently and effectively under tight deadlines. - Detail-oriented: Attention to detail is key as the project involves the development of a user-friendly, high-quality web application. - Communication: Effective communication is crucial. You should be able to provide regular updates and be responsive to my queries. - Problem-solving: Being able ...
...specialized PHP obfuscator that can handle some key requirements. - Compatible with Various PHP Frameworks: The obfuscator should be able to work seamlessly with popular PHP frameworks like Laravel, CodeIgniter, and Symfony. This ensures it can be integrated easily into existing projects built on these frameworks (not obfuscating 1 by 1 every php file) - Advanced Obfuscation Techniques: I require the tool to support variable renaming. This feature is crucial for enhancing code security by making it harder for potential attackers to interpret the code's logic. - String Encoding: The obfuscator should encode only critical strings. By encoding these strings, the tool can add an extra layer of security to the application without impacting its functionalit...
I'm seeking a dedicated, SEO-knowledgeable monthly content writer who is comfortable with the topic of card processing. They should be able to enhance my WordPress site with regular articles surrounding credit, debit, and mobile payment processing. Prior experien...industries is a bonus. Key Responsibilities: - Composing and publishing SEO-optimized articles monthly. - Ensuring content quality and originality. - Keeping up-to-date with card processing market trends. Skills Required: - Exceptional writing skills. - SEO understanding. - Knowledge on card processing sector. Take note, my website utilizes PayPal as our preferred payment gateway. The content should occasionally mention this. Any previous experience with PayPal-related writing is greatly appreciated. 2 X ...
...using Elementor for my donation organization. The site should be visually appealing and user-friendly, as we aim to encourage visitors to contribute to our cause. Key Requirements: - Site should be built using Elementor - Design a professional and clean layout that resonates with a charity/donation theme - Integration with PayPal for donations - Implement necessary security measures to protect user data Ideal skills: - Proficient with Elementor, WordPress, and PayPal, VISA, Mastercard and other integration and ALL - Experience in designing and developing donation or e-commerce websites - Ability to deliver high-quality, responsive websites quickly The project is urgent and requires immediate attention, so I'm looking for a developer who can commit to the project ...
...and return back, need to update order details in bottom of page (.js) and send email confirmations from Affiliate landing page order section. Need to implement online payment from Stripe on both order pages. First phase: 1. Login page (html done, some core PHP done) 2. Forgot password page (html done) 3. Sign up page (html done, some core PHP done - confirmation email needs work) 4. Orders list page (html done) 5. Single order page (html done) 8. Landing page Orders for Affiliates to share to friends (html done, some core PHP done - confirmation email needs work) 9. Backend dashboard (html done) a. Total sales for Affiliate b. Total Affiliates added by Affiliate c. Team bonus earned + link to team bonus page d. Total orders + link to orders p...
I am seeking a PHP developer with to help fix a phpmailer problem. I have moved the database and php frontend to a new server running cpanel. When i goto the connections php page and alter the credentials for the database (which is connected correctly) and the mail server details i am getting this error below when i try to login in on on the home page, on the new server... PHPmailer error: 'Message could not be Error: Invalid address: (From): ' Help please I need it sorting today. PHP, database and PHP Mailer experience needed.
I'm looking for a skilled PHP developer to help me with my modern and sleek jewellery site. Key Requirements: - Product Catalog & Search: The website should have a robust catalog for displaying all our jewellery items. Customers should be able to search for items based on various filters such as price, category, and more. - Shopping Cart & Checkout: A seamless shopping experience is crucial. The shopping cart should be user-friendly and the checkout process should be simple and secure. - User Registration & Login: To enhance user experience, the site should allow users to create accounts, log in, and manage their profiles. This is essential for tracking orders, providing personalized recommendations, and more. Ideal Skills & Experience: - Proficiency in PH...
As the project owner, I am urgently seeking experienced PHP developers to enhance the capabilities of multiple open source projects. The exact projects requiring development haven't been specified, but the key components will include: Brief description: Members can also upload items (only to designated columns set by administrators). Assumption: The administration will set up a category column—Card Trading. Members who log in can upload related items to sell, but only to that column; they cannot upload to other columns. Let's break it down step by step: User Column: Modify the administrator's product management template. The administrator will set up a category, such as the Card Trading Market. Then, all items uploaded by users will be categorized under th...
I'm in need of an experienced App Developer to creat...app is to facilitate the sales of products. Key Features: - E-commerce Functionality: This app should be designed to allow users to easily browse and purchase products through a user-friendly interface. - Payment Integration: The app should be integrated with PayPal and Credit/Debit Card processing for seamless and secure transactions. The ideal candidate for this project should have: - Proven experience in Android app development, particularly in e-commerce. - Strong understanding of payment integration systems, especially with PayPal and Credit/Debit Cards. - A portfolio demonstrating past successful e-commerce app projects. If you are confident in your ability to deliver on these requirements, I look forward ...
, want to customize this by removing features and adding other features. bid only if you can do it
I have a PHP website that needs immediate attention due to some technical issues. Its a codeigniter project It displays corectly on some laptops but mostly not correctly on most devices Should be some css bug i think
I'm in need of a professional to upload my complete album created in Logic Pro to YouTube Music for distribution. Key Requirements: - You'll need to have experience in uploading music to YouTube Music and understand the platform's requirements - Comprehension of how to upload a complete album instead of individual tracks is essential. Additional Details: - I'll provide you with the Logic Pro file and the album art, so you'll purely focus on the technical upload process. - There's no need for any additional work related to the album art. Ideal Skills: - Experience with music distribution platforms, especially YouTube Music - Proficiency in Logic Pro for potential troubleshooting - Understanding of album upload processes If you have rele...
I am seeking a proficient PHP developer with experience in Laravel, Codeigniter, and Wordpress. The ideal candidate should have a solid understanding of backend development, API integration, and database management in Laravel. Your primary responsibilities will include: - Backend development in Laravel - API integration in Laravel - Database management in Laravel While a specific task for Codeigniter wasn't outlined, the ability to implement key features in this framework will be highly valuable. This could include: - User authentication - Payment gateway integration - CRUD operations A keen eye for detail and a knack for problem-solving will be essential for this role. The successful candidate should be able to work autonomously and as part of a team, delivering high-quali...
I'm looking for a freelancer to assist me in setting up a PayPal Business Account for Individual. This account will be primarily used for accepting online payments, specifically for my subscription-based service.
I'm in need of a PHP expert who can provide assistance in bug fixing, database integration, and custom PHP coding as part of an ongoing project to enhance my existing Laravel-based website. Key Responsibilities: - Fixing bugs: You'll be responsible for identifying and resolving any technical issues that may arise within the website. - Database integration: You will be required to integrate new data sources into the Laravel database, ensuring seamless connectivity. - Custom PHP coding: I need a skilled PHP developer who can create and implement custom code to add new functionalities to the website. Ideal Candidate: - Proficient in PHP: You should have a strong command over PHP, specifically in Laravel. - Problem Solver: You must be able...
I’m looking for an experienced Facebook specialist who can manage and create engaging content for multiple Facebook groups which I own. Can create campaign reports and email to clients. This includes but is not limited to: - Taking control of managing group posts, - Working with group admins, moderating and monitoring comments and interactions, - Creating appealing, engaging content daily, - Building relationships with other relevant pages and becoming involved in other groups, - Monetising ads within our groups in a way that contributes positively to user experience. - Commenting on threads in our facebook pages to build community and connections, leading to pre sales good will. - Produce a weekly report of key traffic targets and revenue This task is intensive, as it involves ...
I am in need of a talented video editor who can use royalty-free footage for an engaging promotion videos for Instagram for a cryptocurrency project just about to launch. Requirements: - A strong understanding of promotion video style to effectively highlight the features of our offerings. - Subscription to 1 of the following softwares: Final Cut Pro, Adobe After Effects/ Abobe Premire pro, DaVinci Resolve - Able to start ASAP The ideal freelancer for this job would have a creative flair and a keen eye for detail, to ensure our Instagram video content is as compelling and effective as possible. Please share your previous relevant works/portfolio in your proposals.
Looking for a skilled individual to undertake data scraping project. Key tasks will involve: - Focused on scraping 'Website 1' - Specific data requirement is 'price' - Data collection should be conducted periodically Ideal freelancers should be proficient in PHP, and have a track record in successful and ethical data scraping projects. Advise on suitable scraping schedule is appreciated. Efficiency and meticulous attention to detail are highly sought.
I have a tutorial video of less than 5 minutes that requires professional editing. The editing process should include: - Precise trimming and sequencing - Minimal effects and transitions, to refine its instructional nature while maintaining viewer engagement - Sound and picture quality optimization Ideal candidates should have experience in tutorial video editing, creative graphics, and be well-versed in smooth transitions. Please apply with relevant work samples.
I'm seeking an experienced video editor to work on my podcast content. The successful freelancer will use Final Cut Pro to make the video content visually appealing, engaging and make it ready for upload on various social media channels. Key Responsibilities: - Cutting and trimming: The editor will be responsible for removing any unnecessary parts and ensuring the video flows smoothly. - Adding background music: The editor is required to add suitable background music that complements the theme of the podcast. - Color correction: Adjusting the color and lighting of the video to look professional. Ideal skills and experience for this job: - Proficiency in Final Cut Pro - Proven experience in editing podcast videos - Good understanding of various social media video form...
I'm looking for NextJS & Firebase experts to build a dynamic website with appointment booking functionality for a small, local business. Key Responsibilities: - Develop a medium-sized website using NextJS, Firebase, Twilio, Google Calendar, Git, and PayPal - Use modern frontend design patterns and maintain high levels of cybersecurity Ideal Skills: - Strong experience in NextJS, Git, and Firebase - Proven track record with booking systems - Proficiency with email sending, such as Twilio - Familiarity with Google Calendar and PayPal APIs Project Brief: Build a responsive and accessible website with a modern yet familiar aesthetic for a rifle range in NextJS which has 3 pages: 1. Home page 2. Contact page 3. Booking page The rifle range has 7 lanes, where users ...
I'm in need of an expert in Adobe Acrobat Pro and JavaScript to design a dynamic PDF form incorporating conditional logic. This form should allow drop-down answers to influence subsequent fields. Key aspects of this project include: - Developing a dynamic, interactive PDF form - Utilising JavaScript for the implementation of conditional logic based on drop-down answers - Creating an interactive user interface for an optimal user experience The ideal freelancer for this job is someone who has proven expertise in JavaScript and Adobe Acrobat Pro, with considerable experience in creating complex, dynamic PDF forms. Knowledge of user interface design will also be beneficial in ensuring the form is user-friendly and interactive.
I'm in need of a professional photographer with a traditional style for a small pre-wedding engagement, happening in a month's time in San Ramon, CA. Key Responsibilities: - Capture the special moments like ring exchange and speeche...photographer with a traditional style for a small pre-wedding engagement, happening in a month's time in San Ramon, CA. Key Responsibilities: - Capture the special moments like ring exchange and speeches - Take group photos with specific people as requested Ideal Skills: - Camera proficiency - Understanding of lighting, composition and framing - People skills for engaging with attendees - Must be a pro at traditional photography One month from now, you'll be part of a loving celebration, and your work will help us remember this ...
I'm in need of a skilled and experienced WordPress developer to help me set up WooCommerce and Dokan with my paid theme, E-commerce Marketplace Pro. Below are the specific requirements and details for this project: - **Theme and Plugins Setup:** I will need help with the setup of the E-commerce Marketplace Pro theme, WooCommerce, and Dokan. - **Feature Implementation:** The main features I want to implement on my eCommerce marketplace include: - Product Search and Filtering: Customers should be able to easily find products on the platform through a search function and filters. - User Registration and Login: Users should be able to create accounts on the marketplace, log in, and manage their profiles. - Payment Gateway Integration: I'd prefer to use Stri...
As a burgeoning project in demand, we're in need of a Full Stack PHP Developer with a good command of both frontend and backend development. For our backend development, we prioritize: - Proficiency in PHP, MySQL & Laravel When it comes to the frontend, we value: - Experience with Javascript & Web Designing using HTML & CSS. Knowledge on VueJs will be Plus. We're specifically looking for someone at an intermediate level, who has: - A solid grasp of Javascript & PHP. We're excited to welcome a competent, committed developer to our team. Bring your A-game, and let's create something great together.
I'm in need of a skilled developer experienced in JavaScript and React to build a responsive website. The website will have e-commerce functionality integrated through PayPal. Key Features: - Creation of a responsive design - Implementation of PayPal checkout Additional Requirements: - A contact form should be included as part of the website. Ideal Skills: - Proficient in JavaScript - Experience with React - Familiarity with e-commerce and PayPal integration - Strong understanding of responsive design Please let me know if you have experience in these areas and are able to take on this project.
I'm in need of a professional video editor who's proficient with Adobe Premiere Pro, as I have both short and long form promotional content that needs editing. Key Project Details: - Software Requirement: Proficient in Adobe Premiere Pro - Content Type: Promotional - No Motion Graphics or Animation Needed Ideal Candidate: - Experienced in video editing, particularly promotional content - Proficiency in Adobe Premiere Pro - Strong attention to detail and ability to meet deadlines - Excellent communication skills Please, provide a portfolio or examples of your prior work in a similar area.
...owner of a matrimonial theme, I'm in need of a skilled PHP developer who can help give my site a fresh look and improved functionality. The project involves: - Changing the color scheme: A refreshing look to engage our users more is key. An eye for design and previous experience in enhancing UI/UX would be ideal. - Customizing the layout: I'm looking to change the menu location, add new content sections, and reshape existing design features. Experience in website redesign would be beneficial. - Adding search filters: To improve user experience, search filters need to be added. A deep understanding of searching and filtering methodologies would be preferred. The ideal candidate should have a keen sense of aesthetics, extensive PHP knowledge and hands-on exper...
I require a freelancer with skills in WordPress, RecordRTC usage, and video editing. The goal is to create a WordPress page which includes the following: - A voice recording feature using RecordRTC capable of audio and transcript recording, the recorded files should have option to save locally on the device or saved onto OneDrive cloud storage. - The page should list the saved voice recording files and able to play the recording or delete the recording file. - A YouTube instruction video using recorded screen activity to guide users on how to use the page and the recording feature - A very brief instruction text beneath the video - A contact form for user inquiries Experience in similar projects and proficiency in English language are a plus.
I'm seeking a seasoned video editor with mastery of Adobe Premiere Pro for an entertainment/artistic project. The main task will involve integrating sound effects with the video content to create a captivating viewing experience. Responsibilities: - Integrate sound effects to the video content - Manipulate and edit film pieces to maximize aesthetics - Revisions as per client feedback to reach optimal results Ideally, you: - Are proficient with Adobe Premiere Pro - Have a strong handle on sound effects application - Understand artistic and entertainment genres - Can manage timelines effectively Let's collaborate and create incredible art.
...listings, shopping cart, checkout process, and order tracking features. - Payment Gateway Integration: I need you to integrate both PayPal and Stripe, so customers have a variety of payment options at their disposal. This will require a good understanding of integrating these gateways securely. - Product Categories and Search Functionality: The site will offer a range of products, so it should be structured with clear product categories, and a reliable search function to help users find what they are looking for quickly. Skills & Experience: - Proven track record in developing E-commerce websites - Experience with integrating payment gateways, especially PayPal and Stripe - Strong knowledge of UI/UX principles - Understanding of SEO best practices for E-commerce It&#...
...developed and incorporated to manage digital music sales. - This system should enable direct downloads after purchasing tracks. - Allow customers to have lifelong access to their purchased files anytime. - It should have a secure downloads area to prevent unauthorised downloads. - Comprehensive sales analytics for artist and site owner use will also be needed. Sales must be done using stripe or paypal. Ideal skills/Special Requirements: Strong expertise in Web Development, UI/UX design, Database Management, E-commerce solutions, and Secure Digital Downloads Management is vital. Knowledge and interest in music, especially dance music genres, could be a great asset. You should be proactive, innovative and have a keen eye for detail, able to suggest features that will make this pl...
I'm in desperate need of a Logic Pro expert who can recover a corrupted project file. Here's the situation: - After my file got corrupted, I tried to restore it and failed. - Not sure if I have a backup of the corrupted file, your expertise will be needed to check if any backup exists. Ideally, you will be a seasoned Logic Pro user who's familiar with MIDI programming, audio editing, and mixing and mastering. You should also possess advanced troubleshooting skills and file recovery experience in Logic Pro. Time is crucial as I need to get back to work on this project ASAP. Please reach out if you're confident you can assist.
I'm seeking a tester to evaluate our PHP Laravel website. Your responsibilities will include both manual and automated testing. Manual Testing: - Focus on Functionality, Usability & Compatibility: I need the tester to pay particular attention to these aspects of the website. - Test Case Creation: You will be required to create test cases for the website as they are currently unavailable. By doing so, you will essentially be putting yourself in the shoes of our users and assessing the website's strengths and weaknesses. Automated Testing: - Browser Compatibility: I need the website to be compatible with three major browsers (Chrome, Firefox, Safari) and require you to automate this testing. Ideal Candidate: - Proficient in PHP and Laravel: You should be we...
...degree of flexibility in your approach. However, although coding expertise and familiarity with C# and Amazon's SP-API is a must, an understanding of how inventory management systems work would certainly be advantageous. Key skills include: - Proficiency in C# - Experience with Amazon SP-API and MWS - Understanding of Inventory Management Systems
I am looking for a professional developer who can ensure the security of my payment information by integrating ReCAPTCHA into my website. This will aid in enhancing the overall security of the payment proce...seamlessly with the payment process - Ensuring user experience is not compromised while enhancing security. Ideal skills for this project include: - Experience with payment gateways and integrations - Proficiency in web security, particularly with implementing ReCAPTCHA - Strong understanding of user experience and ability to balance it with security measures. - Familiarity with Credit card, PayPal and other payment system integrations is highly desirable. If you're confident in your ability to deliver a secure payment system and have the necessary skills, I'd lo...
I am in need of a skilled PHP programmer to address an "undefined variable" error within my user authentication system. The system primarily relies on email and password authentication. Key Requirements: - The error lies within the user authentication system - The primary method of user authentication in the system is email and password Ideal Skills and Experience: - Proficiency in PHP, SQL - Experience with user authentication systems - Familiarity with handling undefined variable errors - Understanding of secure email and password authentication Your task is to identify the root cause of this error and implement a solution to rectify it. Please provide specific examples of similar work you have done in the past.
