Billing phone card software jobs

As a project manager requiring embedded software engineering, I need qualified candidates to handle firmware development, device driver programming, as well as embedded systems testing and debugging. The target platform is a microcontroller and the primarily language utilized will be C. Ideal Skills and Experience: - Proficient with C programming language - Extensive experience and understanding of firmware development - Competence in device driver programming - Proven background in embedded systems troubleshooting and debugging - Familiar with microcontroller platform

I need to have my university card authenticated for the Eldorado website, as it's currently not confirmed for my region. The authentication should allow me to sell items on the website. Key Points: - Authentication: The primary task is to authenticate my university card on the Eldorado website. - Selling Items: I want to be able to sell items on the website. - Items to Sell: Specifically, I'm looking to sell games accounts. The ideal freelancer for this job would have experience in website authentication/verification and an understanding of how selling on online platforms work. A background in e-commerce would be beneficial.

...am looking for a skilled Maya software designer to help me create a tool that is tailored for my needs. The primary features that I'm looking to incorporate into the software are 3D modeling, animation tools, and rendering capabilities. The main purpose of this software will be to streamline and enhance my work in film and animation production. The complexity level I'm seeking for the animation tools is basic - I need these animations to facilitate simple movements and actions rather than more intricate, detailed projects. Your role would be to design and develop the software based on these requirements, ensuring a user-friendly interface and seamless integration of the desired features. Please let me know if you have a proven track record in Ma...

I am in need of skilled web developers to create a corporate web app for my business. The site is intended to be a...line with our established brand identity. It should have the necessary pages and sections typically found in corporate websites. - Connection to a website like MongoDB for database-related queries -I have a design ready on figma. -Website will be hosted on our own. Ideal Skills and Experience: - Proven experience in creating corporate websites. - Expertise in e-commerce development and credit card integration. - Strong design skills for a professional website layout. - Ability to deliver a site with 1-5 pages in a timely manner. If you have a portfolio or examples of similar projects, please share them. Looking forward to working with a talented and reliable f...

...Integration with Renowned Travel Websites: Enable users to leverage the best deals available on the internet by integrating our platform with other famous travel websites' search engines. - AI-Powered Recommendation Engine: Implement an AI system to recommend personalized travel plans to users, enhancing their experience and satisfaction. Payment System: A secure platform offering payment via Credit card and PayPal is crucial to cater to a broad user base. A small booking fee will be associated with each transaction. Additional Functionalities: - User Registration and Login: A secure sign-up/log-in system to monitor user activities and personalize their experiences. - Review and Rating System: Provide other users with firsthand experiences through a review and rating syst...

Hi I will share the details with the shortlisted candidates. Thanks

...and managing job assignments and communications between candidates, companies, and project managers. - Interfaces for customizable job parameters and issue reporting related to missions. - Financial tracking and reporting dashboards for project costs and valuations. - Historical logs and comments section designs for internal team use. 5. Payment and Invoicing System - Automated invoicing and billing interfaces for companies and candidates. - Financial dashboards for tracking payments and financial details. - Designs for automatic calculation and generation of payment receipts and invoices. 6. Quality Assurance and Feedback - Tools for performance feedback and service quality surveys. - Designs for a rating system where companies can provide feedback on candidates and missions. ...

...creating software for human resources or related fields. The project at hand involves creating a software solution for a comprehensive pre-employment vetting process, specifically focused on background checks. The developed software should be able to facilitate: • Comprehensive Background Checks: The software should have the capability to conduct general background checks on potential hires. • Criminal Record Check: A specific function should cater to conducting checks on applicants' criminal records. • Employment Verification: The software should possess a feature that verifies previous employment records. • Education Verification: There should be a function verifying the educational qualifications of the prospective em...

I am in need of a skilled individual who can handle meeting scheduling and closing deals through manual processes like email and phone calls. We are managing more than 20 meetings and deals per month, so efficiency and effectiveness is a must. Key features required for this job include: - Automatic scheduling and reminders to ensure no meeting is missed or overlooked. - Real-time bidding capabilities to enable the swift negotiation and closing of deals. - Transparent reporting and tracking for a clear view of all ongoing and upcoming tasks. Ideal candidates would have experience in a business or sales role, with strong skills in organization, communication, negotiation, and the use of digital tools for scheduling and reminders. Experience in real-time bidding would also be benefic...

I have a personal WAV file recorded from a phone that I'd like to have enhanced for better clarity and noise reduction. This is an infidelity situation so there may be NSFW sounds throughout the recording. Key Requirements: - Audio Expertise: Experience in forensic audio analysis, particularly in noise reduction and clarity enhancement, is essential for this project. - WAV Format: The files are in WAV format, so proficiency in this format is crucial. Ideal Candidate: - Experienced in Audio Forensics: You should have prior experience handling similar personal audio restoration projects. - Strong Technical Skills: Proficiency with tools and techniques to enhance audio clarity and reduce noise. - Excellent Communication: Ability to understand the nature of the audio recordings...

Many people say this is not possible but there are a few apps that can do this. I need an Android project in JAVA not Kotline and maybe with C++ code that integrates seemlessly which allows me to record a phone call. Technically I do not need a recorded file - I need an AudioRecord object returned that I can plug into my current code so I can process the phone audio NOTE: This is not for voice but for things like dial tones etc so AudioSource.VOICE_RECOGNITION does not work because it seems to block / noise cancel the audio I need.

...and Anaconda, to help configure my Windows system. the GPU cuda was working , and wen I tired to use ViT (Vision Transformer) and I installed I got some error and does not work any more Key requirements include: - Setting up CUDA and cuDNN on my Windows system using Anaconda. The specific Anaconda version being used is yet to be determined. - Comprehending the exact statuses of the graphics card installed in my system. - Demonstrating how to utilize the GPU in Jupyter Notebook with Vision Transformer (ViT). The essence of this project is to gain a grasp on how to leverage GPU resources efficiently and then apply those skills into the Vision Transformer. The task requires a high level of competency in various tools and the ability to deliver swiftly. Suitable personnel for...

...Duties: (1) answering the phone on the first ring, booking appointments in HubSpot, and transferring calls, when necessary, (2) placing immediate outbound phone calls to new leads or new people who have scheduled online telling them thank you and confirming some additional details and entering it into the system, (3) manning the live chat feature of multiple websites (rare that people use it), (4) emailing/texting folks to remind them about upcoming appointments or working cold leads [during phone downtime] (5) sending thank you notes and notes to neighbors, (6) working on other administrative or research tasks as assigned. Requirements: Experience in customer service and answering the phones Great English – Written and Oral skills some selling over t...

...tasks will include: the internet for social media content, asking installers/techs for content by text/email, social media calendar 3. Following up and asking for reviews 4. Researching things for instance all opportunities for community involvement, making FOI requests to municipalities to find orphan gens 5. Manually doing the cloverleaf handwritten (by robot) card after each install and service call in a neighborhood. 6. Manually sending birthday, customer anniversary, holiday cards, etc. to customers 7. Helping gather marketing report data Why Join Us? • Be part of a team that values innovation and dynamic growth. • Enjoy the flexibility of remote work within the US time zone. • Engage in diverse tasks and projects that broaden your skil...

...officials who require bribes to release goods. Any “horror stories” you might have heard or read about corrupt local customs officials in your country requiring bribes to release goods probably were for items such as expensive phones and laptops, not a bunch of simple electronics components. Put simply: I suppose a customs official looking at an iPhone 14 Pro might think, “Wow! This is an expensive phone. Yeah, this guy has money. Let me get a bribe out of him.” Whereas, if he were to look at a few ESP32 development boards which cost less than $5 (Five Dollars) each? Meh. I doubt he’s even going to think about asking for a bribe for such items. I suppose corrupt local customs officials are greedy, not foolish.z ✻ TIME FRAME ✻ This project must...

I'm desperately seeking the services of a highly experienced cybersecurity expert. I've been encountering multiple issues with my phone and internet provider for over a year now. Here's my predicament: - I've been noticing strange devices connected to my internet, far exceeding the number of devices I own. I recently discovered twenty-three odd devices linked to my account. - In addition, the apps on my phone are shuffled and changed around - without me initiating such changes. - Adding fuel to fire, I received a breach of security letter from AT&T, making me seriously concerned about the security of my digital spaces. The successful candidate should have substantial experience in handling such cybersecurity issues, demonstrating robust track r...

I'm looking for an expert blogger who can troubleshoot and address a variety of issues with my blog. The site focuses on esoteric subjects such as tarot and card reading, astrology, palmistry and I Ching reading. My main aim is to optimize and enhance the blog for monetization with Google advertising. The right person for this project needs to have the following skills and experience: - Strong understanding of website design - Proven ability to create high quality and consistent content - Mastery in SEO optimization The issues to be addressed are: - Website design flaws preventing efficient monetization - Content quality and consistency challenges - SEO optimization to enhance visibility and increase traffic - Fine-tuning the blog for optimal display of advertisements on ...

I m interesting in a new hotel and Gastronomie management Software for further details pls contact

I'm...to be built with the following specific requirements in mind: - Multilingual Support: The application should be designed to support a specific non-English language. The chat interface and all user interactions should be seamlessly available in this particular language. - User Authentication: In order to enhance security and ease of access, the preferred method of user authentication is through phone number with OTP. This ensures that user access is secure and can be easily managed. The ideal freelancer for this project should have: - Proficient in both web and mobile app development. - Prior experience in developing multilingual applications. - Skilled in implementing secure user authentication methods. - Strong communication skills, as clear communication is crucial fo...

I need to extract pricing information and contact details from a Chinese website for market research and supplier contact purposes. - Extracting Contact Details: - The project also involves obtaining contact details from the website. This would typically include email addresses, phone numbers, names of suppliers, and any other relevant contact information. - It is important that this data is collected accurately and in a structured format for use in supplier outreach. Ideal Skills: - Proficiency in web scraping and data extraction. - Familiarity with Chinese websites and text. - Experience in market research and supplier sourcing. - Ability to organize data for easy analysis. - Attention to detail and accuracy in data collection. If you have experience in these areas and...

I'm looking for an experienced designer to create a one-of-a-kind luxury business card made of aluminum. Key Details: - Material: The business card should be made of aluminum, which should give it a unique and high-end feel. - Finish: I'd like a matte finish on the aluminum card. - Design Elements: The design should include our company logo and some custom typography. The ideal candidate for this job should have: - Proven experience in designing luxury items, especially metal-based products - A strong portfolio of business card designs - Proficiency in using graphic design software - Ability to create a sleek and professional design, in line with our luxury brand. Please provide samples of previous metal-based design work in your proposal.

...looking for a talented graphist to create realistic style artwork for a new card game. The card designs need to be simple with minimal elements to ensure they are clear and easy to understand during gameplay. Key Responsibilities: - Produce high-quality, realistic artwork for a card game - Create simple, minimalistic designs for the cards - Design a logo that encapsulates the theme of the game - Develop a visually appealing and informative rulebook for the game Ideal Skills: - Proficiency in realistic art styles - Ability to design simple, minimalistic artwork - Experience with logo design - Graphic design skills for rulebook creation - Strong communication and collaborative skills If you have a passion for card games and experience in creating engaging...

I'm urgently looking for a web scraping expert who can help me gather information from various medical service provider websites. Key Requirements: - Extract doctor names, contact information, medical service details, and additional data such as phone numbers, specialties, and participating plans. - The information should be pulled from three specific websites - Website 1, Website 2, and Website 3. Your deliverable: - The scraped data should be compiled into a CSV format for easy analysis and integration into our system. Ideal Skills: - Proficient in web scraping and data extraction - Advanced knowledge in handling and exporting data formats like CSV - Experience in scraping medical websites or similar domains would be a plus. Please bid only if you can start immediatel...

...You don't have to use all five examples but I would like to see at least one or two Dazzler Dad images in the final cover photo. My favorite Dazzler Dad images are the one of the red tshirt and the pile of pins but you may use any of the five that you wish. In addition, I also included a couple of sample pieces that are not web sites that we created for WTDGC. Lastly, I LOVE my plastic business card and have included a photo of it as well as a black polo shirt that I had made with my logo on it. If you can incorporate those in the collage, please do. 'JRRA ' is a collage image that I had made in an earlier Freelancer contest that is featured prominently on the home page of my web site. I could have just re-purposed that but I'd like something designed with ...

I'm seeking a skilled software developer to join our dynamic IT team. The ideal candidate will possess expertise in Perl, Python, and XML/XSLT, and should be familiar with MySQL. Responsibilities: Develop And Maintain Software Applications Using Perl, Python, XML, XSLT, And Database Technologies. Design And Implement Data Transformation Processes Using XML And XSLT. Write Efficient, Clean, And Reusable Code That Complies With Company Standards And Best Practices. Collaborate With Project Managers, Business Analysts, And Other Team Members To Understand The Requirements And Provide Technical Solutions. Perform Database Management Tasks, Including Design, Modifications, And Performance Tuning. Assist In The Integration Of New Software And Systems Into Existing Env...

Confirmis ( ) is a Singapore-based business information provider specializing in connecting businesses with ...building operators, etc. • Take pictures of the candidate’s residential address, as per Confirmis’ standard operating guidelines. • Provide observation about the address such as the location, the building, etc • Job will only take less than one hour to accomplish (excluding travel time) REQUIREMENTS: • Must be living in (or nearby) Jianguo Rd., Xindian Dist., New Taipei City • Has a camera or phone/tablet of quality with a camera, internet access • Available between business hours to visit Note: Payment will be released the following week after the site visit to give us time to organize the report and contact you if we need additi...

conduct a Pre-Employment Vetting Software Development at the university of Panama

English & Arabic Language Support. Flexibility of Booking Appointment. Appointment Reminder Through WhatsApp. Billing / Transaction. Packages , Voucher. Pre-Paid, Gift Cards. Products , Services. Email Notifications & Invoice through Email. Staff Account & Profile. Customer Profiles & History Staff Management, Commissions. Salary Settings. Daily Sales Report. Vat module Expense Management. Mobile Application. All Kinds of Reports. If you're ready to show demo with above features please bid

I'm in need of a skilled developer to build a comprehensive e-commerce fashion site with accounting services, inspired by the likes of H&M but tailored to the Indian market. The website should have the following features: - Sales Management - Purchase Management - Inventory Management Payment integration is key for this project. I want the site to support the following payment options: - Credit card - PayPal - Cash on delivery A crucial requirement is ensuring the accounting services are on par with The accounting features should be fully integrated into the site and be seamless to use. In terms of the product range, the site is planned to have more than 20 product categories. The ideal freelancer for this project will be experienced in developing e-commerce sites,

...Finalizing the remaining 15-5% of the medical management platform. - Ensuring the platform has robust patient management program that has: appointment scheduling, video (e.g. Telehealth), patient billing and invoicing capabilities, claims submission to current clearing house using XML. - Integrating the platform with our current website(s). - Implementing user login and authentication. - Implementing secure Patient Health Information (PHI), aka "HIPAA" standards. - Incorporating functionality for users to pay their invoices within the platform. - Ensuring that the payment options include credit card, debit card, electronic checks, bank transfer, vemo, zell, and any other relevant technologies. - Updating merchant services to the Intuit Merchant API. Ideal...

Confirmis ( ) is a Singapore-based business information provider specializing in connecting businesses with global capabilities; comprised of indu...community, police stations, building operators, etc. • Take pictures of the candidate’s residential address, as per Confirmis’ standard operating guidelines. • Provide observation about the address such as the location, the building, etc • Job will only take less than one hour to accomplish (excluding travel time) REQUIREMENTS: • Must be living in (or nearby) Pangasinan, Philippines • Has a camera or phone/tablet of quality with a camera, internet access Note: Payment will be released the following week after the site visit to give us time to organize the report and contact you if we need additiona...

I'm looking for an experienced Full Stack Developer who will be able to develop a web application that involves payment processing, coupled with database integration. The application will be tasked with creating bills for medical purposes. Key Responsibilities: * Implementation Functionality like cash register, Doku , and Patient Information * Understand problem of precision rounding in Javascript * Integrate a reliable payment processing system. * Create doku and medical bills in a secure, efficient, and user-friendly manner. Technical Skills Required: * Proficiency in PHP, JavaScript, HTML/CSS, JQuery, and Bootstrap. * Experience in payment processing and database integrations. Ideal freelancer should demonstrate previous, relevant experiences in any of the above-mentioned crite...

I'm looking for a remote freelancer who can help me set appointments with Shopify sellers who are interested in utilizing our AI technology to boost their conversion rate. Ideal Skills and Experience: - Proficient in Email Outreach, Phone Calls, and Social Media Messaging - Prior experience with appointment setting, especially in the eCommerce sector - Strong communication and negotiation skills - Understanding of AI technologies like recommendation engines and personalization engines Key Responsibilities: - Engage with Shopify sellers via email, phone calls, and social media to introduce our AI technology - Schedule appointments with those who express interest in utilizing the technology - Maintain a high level of professionalism and enthusiasm throughout the appointm...

I have ongoing work related to our previous project 'Design Employee ID Card - 24/04/2024 21:27 EDT'

Attached I have added an example of what I want the business card to look like. I have the : Images, verbiage, logo and all info I need added My colors black, yellow and gray/ white Tagline: “We specialize in unleashing your brands true potential” Instagram: Studio_88_in Email: info@st Phone: (404)268-4

I require a compilation of 1,000 genuine, individual leads for users of Ethereum wallets located primarily in North America. These leads will strategically ai...request, freelancers bidding on this project should possess: Key Requirements: - Superior lead generation capabilities - Solid understanding of the crypto and digital wallet market, specifically Ethereum - Demonstrated experience in targeting and acquiring leads within North America Target Audience: - Ethereum Wallet Users - Geographical Focus: North America Each lead should come with associated phone numbers for cold calling purposes. Previous experience in crypto lead generation in North America will be highly beneficial. Your skills in detailed and accurate lead data collection will be essential to the success of thi...

I am Dr. Bratati Das working...intensity on the scratched line. The app also detects the red intensity on the background. The app calculates Rstratch – Rbackground = dR. 4. We have a calibration equation (Pressure = dR x alpha). Based on the calibration equation, the app converts the average red intensity to the average pressure. 5. The app displays the estimated average pressure on the screen. Note In reality, each mobile phone has different cameras, light condition etc. Therefore, an identical scratch can yield different red intensity values in each time. To overcome this issue, we need to do an additional calibration against each camera. However, this could be a future project… Your creativity in this project can be pivotal. Please showcase your previous relevant...

...streamline my work and manage day-to-day tasks. This includes responding to emails, attending meetings, and managing assorted tasks virtually. Ideal skills and experience would be: - Expert organizational and time-management skills - Effective and professional written and oral communication - Familiarity with standard business software such as Microsoft Office - Available daily with a flexible schedule - Proficient in English Preferred Communication Tools: - Email - Phone - Messaging app Please note: My immediate time zone isn't a determining factor for this role, yet availability in accordance with a standard North American business day is advantageous. If you are a disciplined, results-oriented professional able to work independently with minimal supervis...

1. Business Card Design 2. Letterhead 3. Letterhead (word) 4. Corporate Envelope 5. E-mail Signature 6. Compliment Slip 7. Presentation Folder 9. Id Card Design 10. Notebook 11. Notepad (covers) 12. Invoice (word) 15. Thank you Card 16. Stationery Design And complete stationary design All Print-ready source file Please have first draft ready in 24 hrs. Thanks.

...need of a skilled developer to help tailor an inventory management software to better suit the needs of my medium-sized business. The current inventory management software options in the market are too big and expensive for my requirements. I'm looking for a professional who can collaborate and customize an existing solution, such as excel spreadsheets, to include the following features: - Real-time data tracking - Purchase decision support - Stock inventory management I currently manage between 100-1000 products and need a more streamlined and cost-effective solution to track and manage my inventory effectively. Ideal Skills: - Proficiency in customizing software solutions - Experience with inventory management software development - Strong unders...

The task is to fix the CSS for the following pages to make it responsible. The designs have been done for a large (4K) monitor and need to work for all page sizes down to a mobile phone. * * (shares most of the CSS of the home page) * * Please test the pages in your browser to estimate the work to be done. PROPOSALS POSTED LESS THAN 1 HOUR AFTER THE PUBLISHING OF THIS PROJECT WILL BE IGNORED. The blog is based on Jekyll with Sass/SCSS. The CSS code is rather complex, and it has a grid layout. It is hosted on GitHub. You will get access to the repo.

I'm looking for a unique and vibrant business card design. The card should have an excellent color scheme and typography. The propose is to understand my logo concept and convert it to the business card with standards quality and correct print layout setting. Key Points: - Color Scheme: I'm open to colorful combinations like red, orange, yellow, green, blue, purple, and white. However, I'm also open to minimalistic options. - Typography: I need a design with excellent typography. The text should be clear and easy to read. - The business card needs to embody the qualities of brand recognition, professionalism, and be appealing enough to attract customers. - It should be visually striking, yet simple and memorable. Ideal Skills: - Graphic Desi...

I need a proficient PHP developer to custom-build an Enterprise Resource Planning (ERP) software. This software should ideally include functionalities that cover the entire operation of a business: - Inventory Management - Accounting system - Human Resource Management - CRM - Project Management - Scrum This ERP system needs to be scalable, supporting an unlimited number of users. It is important that it can accommodate business growth without necessitating major system changes or upgrades. I'm looking for a professional with experience in building ERP systems, a strong understanding of business processes, and proficiency in PHP. Given the urgency of this project, I require someone who can deliver quality work promptly. As such, the ability to meet strict deadlines wi...

...authorized representative, such as line of business, key executives' name, etc. • Take pictures of the subject company and its vicinity, as per Confirmis’ standard operating guidelines. • Provide observation about the company to gauge activeness, e.g., staff working at the premise, loading/unloading of goods, etc. REQUIREMENTS: • Must be living in (or nearby) Mevo Dotan, Israel • Has a camera or phone/tablet of quality with a camera, internet access • Must be available during business hours (9 AM - 4 PM) on working days Please see the attached file for the site visit guideline. You are only required to deliver the pictures, video & observations and are not expected to put together a report like the Sample Report. Note: Milestone ...

? *Looking for a talented freelance web developer to join our project!* ? Are you passionate about creating interactive and dynamic websites and configurator software ? We're seeking a skilled web developer to help bring our vision to life. ? *Key skills required:* - Proficiency in HTML, CSS, and JavaScript - Experience with front-end frameworks such as React or Vue.js or - Strong understanding of web development best practices - Ability to implement complex interactive features - Familiarity with back-end technologies such as Node.js or Django is a plus ? *Highlight: Experience with animation and video generation from photos or images is highly desirable and product configurator* If you're passionate about web development and have the skills to bring our project to l...

I'm seeking a skilled live streamer experienced in gaming, specifically card games, for the Kwai platform. Key Requirements: - Proficient in live streaming on Kwai - Demonstrated experience in gaming, especially card games - Able to engage an audience and keep them entertained

As a consulting agency, we're in need of an engaging logo and a professional business card. Here's what I need: - Logo: I would like a logo for the company "Fabrica de idei" - which translates to "The idea factory" in English. The logo should be a combination of text and an icon/symbol. While I do have some preferences, I'm also open to suggestions, so feel free to propose your creative ideas. - Business Card: The business card should be designed to reflect a professional and neutral color scheme. Ideal Skills and Experience: - Proficiency in graphic design, especially logo and business card design - Experience in designing for consulting agencies or similar professional services - Strong understanding of color psychology - ...

I need assistance in researching and creating a database/list of potential customers in the hair salon industry. This project involves: - Comprehensive business analysis - Gathering customer demographics Key aspects for the potential customer list: - Salon name - Contact person / Owner Name - Phone number - Email address - Website homepage - Website contact form address - Physical Address - Number of stylists / employees List should be 10,000+ records Ideal candidate should have excellent research skills and proficiency in creating detailed spreadsheets. Fusion of data analytics skills with practical business insight would be a winner for this project. Please mention that you are a data wizard in your proposal so I will know you have read this description.

...salesperson who can bring in clients specifically from the Information Technology sector for our software and website development services. Key Tasks: - Make cold calls to potential clients in the IT sector to introduce our services - Execute email marketing campaigns targeted towards this sector - Attend relevant networking events to promote our offerings The main objective behind acquiring new clients is to boost revenue. The ideal candidate should have: - Proven experience in B2B sales, specifically in the IT industry - A strong sales track record with verifiable results - Excellent cold calling and email marketing skills - Experience in networking and building relationships - Understanding of software and website development industry is a plus - Strong communic...

I'm seeking a talented developer to help me create an exclusive Opencart extension that allows my online store to accept credit card payments through SumUp. Here are the specific requirements: - **Accept Credit Card Payments:** The core function of this extension is to enable customers to pay for their purchases using their credit cards. - **Single Currency Support:** The system should only accept transactions in a single currency; we do not need support for multiple currencies. - **No Recurring Payments:** The extension does not need to include support for recurring payments. Ideal candidates for this project should have: - Proven experience in developing Opencart extensions. - A strong understanding of payment gateway integrations, particularly with SumUp. - Solid ex...