Wordpress password protected payment plugin työt

I'm looking for a competent web developer to create an online course marketplace where I can sell approximately 300 various courses. The content of these courses includes audio, video, PDF materials, and templates. Key Features Required: - User registration and login, preferably via email and password. - Comprehensive course search and filtering options to make it easier for users to find the relevant courses. - Payment gateway integration for seamless purchases. Course Management: - The platform needs to be dynamic, giving me the ability to add, edit, and delete courses easily. - I should also be able to categorize courses to make it simple for users to browse through them based on their preferences. - The platform should support uploading course materials in va...

The project comprises three main components: OpenAI Operations: This phase involves managing all OpenAI-related tasks. UI and Settings Page: Development of a user interface for prompt control, addition of API keys, and integration of a new column into the existing PHP page. Implementation of error handling and secure password protection is also included. Zoho Integration: Execution of Zoho API operations, encompassing all necessary steps from zapier

I'm in need of an experienced WordPress developer to assist in creating a WordPress website for an unspecified purpose. While previous experience and past work samples were made optional, I'm particularly keen on seeing these details included in your bids. This will help me evaluate your expertise better and make an informed decision. Furthermore, the website might range from being a simple one with less than 10 pages to a complex one with more than 20 pages. Please provide detailed project proposals for both scenarios, including your timeline, workflow, and costings. Ideal skills and experience for this project include: - WordPress development: You should be proficient in WordPress with a clear understanding of its features and capabilities. - Cus...

As a proficient owner of a Wordpress Woocommerce affiliated website, I currently need a skilled Wordpress expert to address an issue I'm having with the "ultimate affiliate pro" plugin I just installed. The issue is specifically related to the Unilevel MLM setting not achieving a depth level of 3. Your tasks will include: - Resolving the "depth level 3 not achieved" issue - Optionally, there might be a need to adjust the commission structure. Although I haven't specified how the commission structure may need to be adjusted as of now, discussions and revisions might be required in the project. Skills and Experience: - Solid experience in Wordpress - Strong knowledge of the "ultimate affiliate pro" plugin - Experie...

...using the Yoast Plugin to maximize visibility in search engines. - Ensure each page contains only one H1 heading to improve structure and readability. - Optimize pages for speed by compressing CSS and HTML and reducing loading times. - Load images in the WebP format to enhance loading speed and optimize user experience. - Use SVG files for logos and icons to improve scalability and quality. - Add an HTML sitemap and breadcrumbs to enhance navigation and promote search engine indexing. - Implement a powerful search function to help users quickly find desired information. - Develop a custom 404 page to guide users when encountering missing or non-existent pages. **Requirements:** - Proven experience as a web developer with expertise in SEO optimization. - Familiarity with Word...

...experience. The areas that need attention are: - Email Account Settings: My email account settings seem to be problematic. If you have expertise in this area, I would appreciate your assistance in troubleshooting and correcting any misconfigurations that may exist. - Add-ins and Plugins: These are causing unforeseen issues that I need to eliminate. Candidates with the savvy to resolve Add-ins and plugin issues will be particularly beneficial. Ideal Skills and Experience: - Extensive experience in troubleshooting Microsoft Office applications, specifically, Outlook 2019. - A deep understanding of email account settings, as well as the functionality of Add-ins and plugins. - Proven ability to fix complex Outlook settings and configuration issues. This task will need keen atte...

I'm confronting a property damage issue due to non-payment in a real estate transaction. I require legal expertise and representation to bring this matter to conclusive resolution. - **Nature of Case**: The case involves property damage that arose from non-payment of the agreed price on a real estate property transaction. - **Required Expertise**: An experienced attorney who are specializing in real estate law, specifically in the non-payment disputes, would be ideal for this case. Knowledge of relevant local and state laws and ability to analyze complex financial documents are necessary. Prior experience in similar cases is highly preferred. - **Documentation**: I possess irrefutable evidence corroborating the payment terms related to the dispute in que...

I am seeking a Laravel expert who can make vital changes to my website, specifically in functionality enhancements and bug fixes. Key tasks: * Implement a new user registration/login system: - Please note: We have chosen not to include email confirmation, password recovery, or two-factor authentication at this time. * Identify bugs throughout the site and develop effective solutions. Ideal skills and experience: * Proficiency in Laravel * Prior experience in website function enhancement * Proven ability to diagnose and fix website bugs * Knowledge in user registration/login system development.

I'm seeking an experienced Shopify and Stripe expert to rectify a payment issue on our store. For some unknown reason, our Stripe payment method is failing to appear during the checkout process. The ideal freelancer for this project should: - Have demonstrated expertise with Shopify and Stripe integrations - Have the ability to troubleshoot and resolve this issue promptly - Be proactive and provide insights should there be instability with our settings or recent changes that could be causing this issue The chosen freelancer should be able to provide details on their experience and past projects similar to this one, as this will aid in determining their ability to effectively resolve this issue.

...project, I'm seeking a proficient website developer with advanced WordPress skills and a strong understanding of recurring payments systems. The aim of the project is to create a recurring payments integration for our website using Barclays ePDQ. Your tasks will include: - Implementing a Barclays ePDQ recurring payments system - Setting up different types of recurring payments (e.g. monthly, annually) It's important to note that my website has pre-existing integrated functionality for Barclaycard payments but needs updating. I'll require you to refine and improve upon this current system. To ensure the success of this project, you should have significant experience in developing WordPress sites and integrating complex payment systems. Knowledge i...

...ofertado por parte do programador esse trabalho a parte também. I need to develop a hotsite, for Dropshipping products from different categories, modern and eye-catching design for call to action and everywhere I can, I want to send references of work already developed and ideas of what can be developed for our store It must have all the features of a standard e-commerce, shopping cart, European payment methods, social networks, FAQ, among other basic features for the proper functioning of a page, and may be accepted in some cases if the development is very good. from programmer design stores on Shopify or Jumpseller. This store will be promoted through Instagram, Tiktok and Face ads, the programmer may also be able to offer this separate work....

I need help setting up Google SMTP and Contact Form-7 on my wordpress website. It includes changing the email address used for sending emails from the website. The exact answer about whether it's an existing or new email address will be provided in the future. Ideal skills and experiences include: - Familiarity with Google SMTP - Experience with Contact-Form-7 WordPress plugin - Ability to adjust and change the address of outgoing email ********THE TASK WILL BE DONE ONLY!!!!!! WITH REMOTE LIKE ANYDESK OR TEAMVIEWER

I am looking for a skilled developer to help me create a Route Calculator using Google Maps. The main goal of this project is to provide our customers with the ability to calculate the fastest route for their car transport needs from location A to B. Specific features I would like the Route Calculator to have include: - Options for different modes of transport Ideally, the project should be completed as soon as possible.

I am seeking a skilled developer to find and implement a payment provider with functionalities similar to Stripe Connect. We looking for someone that can find a payment provider that does that job and also us integrate it. I know there are many alternatives to Stripe itself. But we need alternatives for Stripe Connect, i.e. a platform to handle payments for many users? All I need is a Stripe Connect alternative that allows me to accept payments on behalf of my users' users, and take an application fee/commission in the process. I would like you to find one and implement it on our website.

...feature for mobile unlocking - Integration of machine learning aspects for advanced unlocking procedures - Implementation of Android security enhancements Additionally, the ideal candidate should provide a failsafe unlock method using a traditional password system to ensure continued access in case the teeth recognition feature malfunctions or doesn't work. Essential Skills: - Proficiency in Android development - Experience with Machine Learning and Deep Learning models - Understanding of Android security features - Experience with password security systems This project will demand a visionary android developer who can deliver an intuitive, easy-to-use app without compromising on security. If you possess these skills and are up for a stimulating challenge, then...

I require a gifted WordPress developer who can integrate api into wordpress and ensure a professional and corporate design for my website. Key tasks include: * Speed Optimization: >> Image optimization >> Minification of CSS and JavaScript files >> Browser caching setup >> Content delivery network (CDN) integration >> Database optimization >> Server-side optimizations. *Issue Resolution: >> Fixing broken links and pages. >> Ensuring compatibility with the latest WordPress version >> Updating and securing plugins and themes. >> Enhancing website security. >> Ensuring mobile responsiveness. The ideal candidate should offer an exceptional understanding of WordPress development and migration, co...

Hello. I have a moodle site setup for my school and I need a plugin that will allow me to print and view student report cards or gradebooks in an organised way that can be viewed on a mobile phone easily as well as on the screen without a lot of scolling. The gradebook has multiple categories and sub categories and within each subcategory there are assignments with grades , rank, letter grades etc... Viewing or printing the current "user report" leaves a lot of empty space and only prints everything. . I want to: 1) print/view everything in a gradebook user report card (or multiple) including (categories, subcategories totals, and all graded item within ) in an organised way without having white spaces.. page breaks.. and each user starting at the top of the page showin...

...Expedite the recovery of my Gmail account which has been attacked by hackers. What makes the ideal candidate? - Prior experience handling such Gmail issues, more specifically account recovery. - Proficient in advanced troubleshooting techniques. - Absorb the intricacies of Google's account recovery procedures. At a quick glance, your task is to recover my account promptly, ensure my files are protected moving forward, and guide me through fortifying my account against future breaches....

** I am reposting this job because the previous developer I hired to do this was incompetent and made a mess. I need someone who is very experienced in using WP All Import plugin and advanced custom fields to bulk-upload content to Wordpress. ** I’m looking for a freelancer with extensive expertise in importing data from Google Sheets into Wordpress. I am launching a large new website on a new domain and I have information on 2,357 government programs in a Google Sheet. My Google Sheet is structured as follows: - Rows: There are 2,357 rows. Each row is a government program. - Columns: There are 21 columns. Thirteen of the columns contain text information on each government program; 8 rows contains tags for each government program. A sample of the Google Sheet...

I am seeking an experienced OJS professional to integrate two specific plugins into the OJS 3.x system. We have two web sites. They are: and The plugins are: - Google Scholar plugin - SciELO plugin These plugins should provide a few key features: - Capability to search and import references from Google Scholar - Seamless integration with the SciELO database The successful person for this job should have demonstrable experience in similar projects and a deep understanding of OJS. Expertise in the installation and configuration of specific plugins is highly desirable. They should have excellent problem-solving skills and deliver on time. I look forward to working with someone who can ensure the successful implementation of these

I need a developer well-versed in NextAuth and NextJS 18 to build an authentication system using JSON Web Tokens (JWT). The system should feature: - User registration and login with email and password. - Integration of Google for social media login. The project requires incorporating a password recovery feature operable through email. Your experience with implementing similar features with Spring Boot applications will be beneficial. Please evidentially present your experience with JWT, NextAuth, NextJS 18, and Spring Boot in your proposal. Be ready to hit the ground running, adhering to best security practices.

I need an expert to thoroughly test the functionality and compatibility of my payment gateway. Key Responsibilities: - You'll be focusing on testing the payment processing capabilities, ensuring smooth and efficient entry of card details, confirmation of payments, and generation of transaction receipts. - We need to ensure the payment gateway is compatible with iOS and Android devices. Ideal Skills: - Experience in software testing, particularly payment gateways - Knowledge in iOS and Android platforms - Strong attention to detail

I need a plugin capable of Splitting the mesh of a gameObject into 2 using a box. A box will be used, which must be moved using the mouse, and using the mouse scroll to move forward and backward in the scene. You should also be able to enlarge the box using the M key and make it smaller using the P key. When you click, the split must be executed, the first mesh will be the one inside the cube and the second will be the one outside. The code must be able to split the mesh of any gameObject that has sub meshes, meaning that the mesh will have several materials. The order of the UVs must be maintained, for example, you have a die that has numbers from 1 to 6 on each face, that is, it has 6 submeshes, each mesh with 1 material, so when using the split box and separating the die In 2...

Necesito configurar el plugin Word SMS para que funcione correctamente y los clientes reciban los SMS.

I urgently require assistance to convert my current educational website, , from Visual Editor to Elementor. As yet, I have not installed and activated the Elementor plugin, so this will be the first task. I need all pages converted which are connected to the menu bar. To be successful in this project you should: - Have extensive experience with Wordpress and Elementor - Be able to work quickly without compromising on quality Completion of this project has been categorized as 'ASAP', thus emphasising the urgency. Please, consider this when placing your bid. I look forward to collaborating with you on this pressing matter.

I'm currently in need of a Moodle expert to assist me with multiple tasks, focusing mainly on course creation Here's the Scope of Work: • Course Creation: I'm looking for a pro who can assist me to create engaging, interactive courses on Moodle. I have the Word documents to be used for the content just need someone to recreate it in moodle • Plugin Customization: TO be diccused • Custom Templates: I need custom templates created specifically for 'Workplace Activities.' The templates should be user-friendly and boost the interactivity and appeal of the course content. Skills and Experience Required: The ideal candidate should have a strong background in Moodle, a solid understanding of educational course creation, and experience customiz...

We are seeking a highly skilled and experienced freelancer proficient in creating WordPress plugins from scratch. The project involves developing a new plugin incorporating all functionalities of the chatbot section of the 'aipower' plugin, with additional features such as generating iframe codes for each chatbot for external website integration, implementing an extra access key for bot generation, integrating new APIs like Google Gemini, Claude, and HeyGem streaming avatar, enabling HeyGem avatars within the chatbot interface, and allowing the use of shortcodes within training to display external links as buttons rather than text for smoother voice responses. The project requires swift execution without compromising quality. Budget 400

...Management App: iOS developer to create a Tax Filing Management App. Screens: - Registration Screen - Login Screen - Home Screen - Customer Detail Screen User Types: - Admin - Customer Registration Screen: - Customers can register themselves on the app using this screen. Data must persist in DB. - This screen must capture all the required information from the customer along with a password. Check for reference. - Do not capture latitude and longitude in the registration. Use the entered address to get the coordinates using Forward Geocoding. - Admin do not need to register. You can pre-register admin details in the DB. Login Screen: - Admin and Customers can use this screen to log in. Home Screen (logged in as admin): - Logout

I'm looking for a professional who can seamlessly integrate Clover payment processing functionality into my PHP-based payment portal. Key Responsibilities: - Handle the entire process of Clover integration with my payment portal - Ensure the Clover payment processing feature operates flawlessly post-integration Ideal Candidate Skills and Experience: - Solid experience with Clover integration projects - Excellent knowledge of PHP website development - Proficient in PHP script debugging to troubleshoot any issues that may arise during the integration process This project requires a high level of expertise in both PHP and Clover. Make your bid if you're confident in your skills and can deliver reliable results.

...with my WooCommerce website. My AffiliateWP plugin is showing zero commissions for sales, which is affecting how we track and reward our affiliates. Here's what is currently happening: - I'm utilising the AffiliateWP plugin for WooCommerce. - The tracking and attributing of sales to affiliates is done directly through the plugin. - Both the WooCommerce and the AffiliateWP plugin are running on their latest versions. I am looking for an expert who possesses a deep understanding of both WooCommerce and the AffiliateWP plugin to help identify and rectify this problem. Extensive experience in troubleshooting such kind of issues will be a significant advantage. Key skills needed include: - Deep understanding of WooCommerce and Affiliate...

...ongoing management and updates to my portfolio site, which is built in WordPress with Elementor. Here's what I'm after: • Content Updates: Regular text changes and image updates are needed across the site. I also need to embed videos into certain webpages, as well as add and remove pages as required. • Layout/Design Modifications: From time to time, there will be changes to the site layout and design. I'm looking for someone comfortable with making these edits. • Plugin Installations: There are several plugins that need to be installed and properly configured. The ideal person for this job has a strong command of WordPress and Elementor, is skilled in design and layout modifications, and has experience with plugin installati...

...optimization to ensure the highest functionality and response times. - Regularly implementing updates for both the plugin and WooCommerce system. - Providing reliable technical support in case of any website crashes. - Making design and interface updates as needed to keep the platform fresh and user-friendly. - Constant security monitoring to ward off potential threats and keep the site safe. Ideal candidates will have the following skills and experience: - Extensive knowledge of WooCommerce. - Proven experience in e-commerce platforms. - Strong background in website design and user interface. - Ability to provide consistent technical support. - Advanced understanding and experience with plugin updates. - Experience with security monitoring tools. -know how to speak Span...

I have a Java project that requires a configuration update for IntelliJ IDEA Community Edition. I was able to compile it successful with Maven in PowerShell (mvn package), and I have Maven plugin already installed in my IntelliJ IDEA. The project is based on Java 11. I'm seeking a freelancer with: - Strong knowledge and experience of Java 11 and Maven - Extensive experience with IntelliJ IDEA Community Edition configuration - Ability to explain the steps for future reference Budget 25$

...Date of Birth 1C. Indpendent Marketing Professional - Name - Phone - Email Optional - Date of Birth - Anniversary Date - Family Member Name & Date of Birth 2. Registration Process - Independent Marketing Professional, Business, Clients registeres at website. - After confirmation of email, system generates his unique 8 digit ID (ABCD-WXYZ). - In case they forget their password, they can themselves recover the password. 3. Step by Step Process 3A. Step 1 - Independent Marketing Professional visits shop for demo. - After demo, Business owner download this app at his mobile from Google Play Store or Apple Store. - Business owner registers at this website, by submitting 8 digit code of Independent Marketing Professional. 3B. Step 2 - Business owner shows a QR code t...

I'm currently looking for a gifted developer to address the usability issues I've encountered with both textual and graphical password schemes in my existing system. These issues specifically involve a combination of difficulties with remembering passwords, vulnerabilities to shoulder surfing, and a susceptibility to password cracking. This developer will need to have expertise in creating functional hybrid authentication systems that incorporate distinguishing features such as biometric and passwordless authentication. A thoughtful understanding of the increased security offered by these features and a clear plan for integrating them into the system are essential. The redesigned hybrid authentication system will need to smoothly support Windows and Android platfo...

I have one telegram bot created..i wanted to add payment feature with the use of telegram payment api

I'm seeking a proficient web developer to create a corporate website primarily for branding and promotional purposes, aiming to reach potential clients. Key Website Elements: - Testi...candidate will have experience in developing corporate websites, with a strong understanding of branding strategies. Proficiency in SEO and UI/UX design are important to ensure maximum visibility and user-friendly navigation. Experience in integrating customer reviews and designing engaging product or service showcases is a must. The website will have an SEO compatible WORDPRESS theme. There will be an automatic article sharing plugin for SEO updates. IF THE PEOPLE WHO ARE BIDDING THE JOB TELL ME EXACTLY WHAT THEY WILL DO, INCLUDING THE THEME THEY WILL USE, I WILL REVIEW THEIR PROPOSAL....

Looking for PHP developer to update site to PHP 8 and upgrade obsolete theme by: - Identifying the plugins currently inhibiting the site to upgrade - Recommendations to unify my core site and blog, presently built as two separate sites - Performing a quality check on travel ecommerce API Ideally, your skill set would include PHP, Wordpress, familiarity with ecommerce integrations, and an eye for design with the "Trek" theme. Bonus if you have SEO chops.

When the website was running PHP version 7 everything was fantastic. As soon as we upgraded to 8.0 PHP that is when we started getting some errors. Like to find someone who was familiar with Joomla. Someone who is familiar with the nice memberships component. We are looking to get this issue resolved as soon as possible.

...some issues with my WordPress website, specifically with Elementor for edits. 1. Troubleshooting: There seems to be an issue with the mega menu on mobile view. It's not functioning as desired, the last designer did not make a good job of it, and this needs to be resolved as soon as possible. 2. Support: I would like to work with someone that could give me ongoing support when needed. Skills & Experience Required: - Demonstrable experience with WordPress - Proficiency in troubleshooting WordPress and Elementor related issues - A strong grasp of mobile menus - A proven record of enhancing Wordpress websites built with the Elementor plugin. Please ask for the URL so that I can send this to you for inspection of the issue. The successful f...

This offer bills 3,92 units (3:55h) at $40/h The following tasks have been performed: - https has been forced using a VestaCP plugin - admin password has been reset as it didn't work after changing the domain name - storage growth has been checked, a temporary monitoring is set up to have an eye on that - fail2ban was reconfigured to free up some space on the server - Drupal was manually updated to version 7.100, including all modules - Caching issues have been solved - started fixing dead links from and sources/images loaded from old IP addresses - routine system updates were performed on the server

I am seeking an experienced Cypress tester for my Angular 16 application. Your primary task will be to write a concise test covering four steps (login with a JWT token and visit some pages ) and eight input fields in a form. Requirements: - Proficiency with Angular 16 and Cypr...covering four steps (login with a JWT token and visit some pages ) and eight input fields in a form. Requirements: - Proficiency with Angular 16 and Cypress - Ability to develop tests for User Authentication and Form Validation functionalities with JWT token - Compatibility of the test with Chrome browser - Use git (bitbucket) - use SOLID principels Test case: - Login (with email address and password) - Visit two pages (with JWT token) - On one page, fill out a form (8 input fields - text, date, dropdo...

Somos una escuela de formación de postgrado para ingenieros y arquitectos ...apoyar en la creación de piezas gráficas a partir del manual de imagen que se desarrolle por parte del freelance y en caso de necesitar apoyo en la configuración inicial del wordpress también tenemos equipo interno. Nuestra empresa tiene equipo entre España y Latinoamérica por lo que podemos tener conexión con el equipo externo principalmente desde las 11:00 hasta las 21:00. 1. Conceptualización del proyecto y diseño web:  diseño de imagen de marca, claim, manual de imagen.  2. Desarrollo de mockup de la web principal : home, nosotros, 2 o 3 páginas más. 3. Instalación y configuración de ...

I'm seeking a creative and experienced Wordpress developer to revamp the UI of my website. This comprehensive revamp includes: • Overall UI changes: I want a complete makeover translating to a brand new look and an exceptionally user-friendly interface. • Buttons Customisation: The project calls for a specific makeover of the Submit-button, Call-to-action button, Social media buttons and the booking plugin. The intention is to make them visually striking and compelling to our users. • Spaces Customisation: This includes working on margins, paddings, and line spacing across all devices, especially for iPad and mobile interfaces. Ideal skills and experience: • Expert in Wordpress UI design and customisation. • Familiarity with device re...

Create android application in kotlin. application has 3 screens: login screen, main screen, result screen. 1. Application starts with login screen. which creates connection to MS SQL Server (using jtds). after submitting create connection: Data Source= Initial Catalog=BSalesAkcia User ID = Password = If the connection is successful go to the main screen, if not stay on login screen and display connection error text. 2. main screen 2.1. In the beginning of the main screen display ShopName connected to database. ShopName will be provided by following select query: SELECT FROM params INNER JOIN proek ON = WHERE = User ID; 2.2. Display textbox (called barcodefield), where user types or

As an online store owner, I am looking for an experienced WordPress developer to assist me in setting up a plugin, specifically aimed at e-commerce features. Key Functions: - The setup should primarily include YITH Request a Quote for WooCommerce. - The freelancer should have ample experience with WordPress plugins, particularly those associated with the e-commerce domain. Required Skills: - Familiar with WordPress - E-commerce plugin setup - Expertise in WooCommerce and YITH. This project demands an individual who has previously worked with these plugins and can efficiently make them function according to my e-commerce needs.

...team to help me develop a robust payment gateway solution. The primary purpose of this gateway is to facilitate online transactions primarily for e-commerce businesses. Key Features: - Easy onboarding process for e-commerce businesses and merchants - A hassle-free Seamless Checkout process to make transactions quick and convenient - Advanced Fraud Protection measures, to guarantee the safety of transaction data - Comprehensive Reporting and Analytics tools to track, analyze and improve performance - the ability to generate a link that would allow clients to pay the merchant using that link The perfect candidate for this project should have significant experience in developing payment gateways and should have deep understanding of various payment methods ...

I'm seeking an experienced developer to help design and implement a payment addon for both Shopify and WooCommerce. Here's what I am aiming for: KEY FEATURES: - Must support DreamPesa REQUIRED SKILLS & EXPERIENCE: - Strong Shopify and WooCommerce experience. You can check DreamPesa Integration API Documentation -

I require a WordPress expert to implement the Real 3D flipbook plugin on my website. The purpose is to showcase around 100 interactive magazines. The plugin is already installed in my site. I have the pdf files to be uploaded for the plugin. The perfect candidate should: - Understand the WordPress environment thoroughly. - Have hands-on experience with implementing plugins, specifically the Real 3D flipbook plugin. - Possess strong problem-solving skills. - Have a proficient understanding of e-commerce, blogging, and custom design. Ultimately, besides displaying our digital content attractively, creating a seamless user-experience for our audience is our top priority.

I am seeking a competent developer to create a robust B2B management system, dubbed "Safe Link". The purpose of this system is to facilitate the efficient management and sale of electronics and tech devices. Key Features: - A user login system that allows registration and login via email and password. - A functionality that allows orders to be placed without immediate payment. - An integrated transportation solution to manage deliveries. - Features to apply cash back offers and discount vouchers. Since it is needed ASAP, the successful freelancer should possess a good history of delivering projects on time. Mastery in various programming languages and experience in developing similar types of systems is essential. Expertise in database management, and a good under...