Mobile invoice jobs

I'm seeking a mobile app developer to create a cross-platform application for iOS and Android. The main purpose of the app is information sharing, with our target audience being adults. Therefore, user authentication, push notifications, and in-app purchases are essential features that need to be implemented. Key Features: - User Authentication: A secure and reliable sign-up and login system is crucial to ensure the safety of user data. - Push Notifications: The app should be able to send real-time notifications to users to keep them engaged. - In-App Purchases: There will be a need for users to make purchases within the app, so a seamless and secure payment system is required. Ideal Skills and Experience: - Proficient in developing cross-platform apps for both iOS and Androi...

I'm currently looking for experienced Cs-cart developers to assist with the development of a new site and Mobile apps Only Apply if you have experienced in cs-cart ( ) PHP software Built using open source technologies, PHP/MySQL, Smarty, CS-Cart is flexible and highly customizable software making it easy to modify the program and extend its functionality according to your needs. Key requirements include: - Developing a brand new Cs-cart site from scratch. - Experience with online stores, especially those dealing with physical goods. - Implementing top-notch e-commerce features, including but not limited to product listings, categorization, and secure checkout. - Designing a user-friendly and visually appealing interface that aligns with our brand identity. - Ensuring ...

...transforms mere functionality into an immersive and delightful user experience. Imagine navigating a seamlessly designed website or app—intuitive interfaces guide your every click, captivating visuals engage your senses, and the overall journey feels like a well-choreographed dance between user and technology. Are you ready to elevate your digital presence? Look no further! Services I provide: Mobile app UI/UX Website UI/UX Dashboard UI/UX Clickable Prototypes Mockups ?️ Tools: Figma Adobe XD ? Why Choose Me? ✅ Passion for Perfection: I'm dedicated to delivering designs that not only meet but exceed your expectations. ✅ Collaborative Approach: Your input is invaluable. I believe in a collaborative process to ensure the end result aligns perfectly with your vis...

(ALL INFO IN DESCRIPTION-SEND ACCURATE BID ELSE YOU WILL BE REPORTED)****** I'm looking for an experienced developer who can create a web-based calendar with a unique feature to allow my users admin to book dates. If a date is unavailable, the application should clearly indicate it. Calendar app **1. User Registration:** - Admin creates a new user by providing a username and password. - Store the user's credentials securely in a database, with password hashing and salting for security. -Allow user to make remember me so they don’t have to login each time. **2. User Login:** - User enters their username and password on the login page. - The system checks the provided credentials against the database records. - If the credentials are valid, the user is granted access t...

I'm looking for a skilled Android app developer to create a comprehensive mobile app focusing on Family Planning. The app will serve as an educational resource and a referral service for users exploring family planning methods. Key Requirements: - Development on Android Platform: The app should specifically be developed for Android devices. - Comprehensive Information: The app should provide detailed information on all family planning methods, including effectiveness, usage instructions, and potential side effects. - Side Effects and Management: Users should be able to access information on the potential side effects of various family planning methods, as well as guidance on how to manage these effects. - Referral Service: The app should offer users options to find and access ...

...with text data, conducting visualization operations, and integrating these into a mobile application. Key responsibilities: - Working with text data: You should be experienced in handling unstructured text data, understanding its nuances, and transforming it for visualization purposes. - Data Visualization Proficiency: Your responsibilities include creating clear and meaningful visual representation of the data. This includes the ability to create graphs, charts, and other visual tools that can help users easily comprehend the data. - Mobile Application Integration: The end goal is to embed these visualizations effectively into a mobile application. This requires an understanding of the nuances of mobile UI/UX design and optimization for smaller screen s...

I'm looking for a skilled Android app developer to create a comprehensive mobile app focusing on Family Planning. The app will serve as an educational resource and a referral service for users exploring family planning methods. Key Requirements: - Development on Android Platform: The app should specifically be developed for Android devices. - Comprehensive Information: The app should provide detailed information on all family planning methods, including effectiveness, usage instructions, and potential side effects. - Side Effects and Management: Users should be able to access information on the potential side effects of various family planning methods, as well as guidance on how to manage these effects. - Referral Service: The app should offer users options to find and access ...

I'm looking for a highly skilled professional to develop a mobile application for managing a small inventory of less than 100 products. Key functions: - Inventory tracking: The application needs to monitor and update inventory levels dynamically as sales and restocks occur. - Comprehensive reporting: I require detailed inventory level reports to ensure steady product availability. Ideal Skills and Experience: - Proficiency in mobile app development: You should have a robust portfolio of mobile applications, particularly those with inventory management features. - Understanding of inventory systems: Experience with inventory control mechanisms and generating inventory level reports is critical for this project.

We're searching for a skilled designer to create a minimalistic UI for our iOS and Android mobile app. The UX must be simplistic yet intuitive drawing from modern design principles. Key Functions: - Beautiful, elegant design to bring our brand to life - Management of our project branded payment card - Navigation of merchant offers and rewards - Navigation of transactional history - Navigation of loading cryptocurrency prior to spending - Additional features.. Ideal Skills and Experience: - Proficient mobile designer for iOS and Android design principles - Prior experience in minimalist and modern design aesthetics - Familiarity with neumorphism is a bonus (may explore this style) - Understanding of financial apps and the uniqueness of cryptocurrency is preferred ...

I am looking for an experienced mobile app developer to create a mobile app for IOS and Android devices. Mobile application to manage two devices: The objective is to develop an application to manage two devices via WiFi (can be expanded in the future). We have two devices: sauna and red light therapy panel. They all have a touch control panel and can connect to your mobile phone via Bluetooth and Wi-Fi. Many of the providers even offer you the mobile application already developed (as you can see in the video of the red light panel) but only for each product category. The idea is to make a similar application from which the two devices can be managed (time programming, lighting, power, etc.). And the history of uses/configurations is saved. Please cla...

I'm looking for a seasoned mobile app developer to create a mobile application for both IOS and Android devices. Mobile application to manage two devices: The objective is to develop an application to manage two devices via WiFi (can be expanded in the future). We have two devices: sauna and red light therapy panel. They all have a touch control panel and can connect to your mobile phone via Bluetooth and Wi-Fi. Many of the providers even offer you the mobile application already developed (as you can see in the video of the red light panel) but only for each product category. The idea is to make a similar application from which the two devices can be managed (time programming, lighting, power, etc.). And the history of uses/configurations is save...

We are looking for a good mobile developer with the following skills: - 2D visualization using chat with zoom, selection, panning. - 3D visualization using , unity.

As a client, I'm currently facing some user interface issues in my mobile application built with the Swift programming language. I need an experienced freelancer to help me identify and fix these bugs. Key Requirements: - Proficiency in Swift - Previous experience with bug identification and resolution in mobile applications - Strong understanding of user interface principles Your Role: - Identify the root cause of the user interface issues - Implement efficient and lasting bug fixes - Conduct thorough testing before delivering the final product - Suggest any additional improvements to enhance user experience and interface design This is a small project, but I'm looking for someone who can deliver quality work efficiently. If you have the necessary skills and exp...

I am seeking an experienced game developer who can design an adventure-themed mobile game. To bring my vision to life, I would like the game to have a old school pixel art syle style. The ideal candidate should provide: - Experience in adventure game development for mobile platforms. - Proficient in creating and incorporating pixel art graphics. NES ,SNES, GAMEBOY Aesthetic or More in line with the moden pixel art style of Terraria , with charm to it. - Strong understanding of game play-meets-storyline integration. The right freelancer will aid in developing a game that is both visually appealing and engaging with an immersive adventure storyline. I look forward to seeing your portfolios, along with examples of similar works completed in the past. I will explain in detail t...

...Page: Welcome page post-login. Create Record Page: Form to create a new record. Read Details of the Record Page: Display details of a specific record. Mobile App (React Native): Login/Register Page: User authentication and registration. Landing Page: Welcome page post-login. Read Details Page: Display details of a specific record (No create record page required). Additional Details: Figma designs will be provided. Clean and maintainable code is a must. Adherence to best practices in both React and React Native development. Requirements: Proficiency in React, Ant Design, and React Native. Experience with CRUD operations in web and mobile apps. Ability to follow design specifications from Figma accurately. Good communication skills and responsiveness. How to Apply: Please...

...machine learning-based recommender system. 4. Recruitment Process Management -Interview Scheduling: Calendar integration to show available time slots and scheduled interviews. -Automated Notifications: Design for email and SMS notifications setup. -In-Platform Messaging: Messaging interface for secure communications between recruiters and candidates. 5. Financial Management and Reporting -Invoice and Billing: Automated system for generating and sending invoices. -Financial Dashboard: Real-time display of financial metrics and customizable financial reports. 6. Mission Management and Reporting -Mission Tools: Design tools to manage the lifecycle of a mission including creation, tracking, and reporting interfaces. 7. Security and Compliance -Verification Processes: Inter...

Create 2 buttons on Category Page that link to the existing Slider page and a new Listview Page that lists all the items in a collection (array) as a list with Title and Description underneath. Similar to the attached image.

I have a Mobile app written in React Native just need to upgrade the Stripe API key in the original source code, I'll share the code with the right developer through Git

...invoices. 5- A list of Accounts. 5- All of these list should be linked with each other. There should be a Dashboard (Main Page) with link to the pages (Add Invoice, Search Invoice, Search Approver, Search Contract, Search PO, Search Account and Reports pages) on the top, and below the page list there should be the statistical data of the database. For Add New Invoice page, I should be able to add an invoice details, and if it's related to a contract or purchase order, I should be able to add the Contract/PO ID, from the dropdown list. The dropdown list should be searchable to easily find a contract/po. Once the invoice processed it invoice should be shown in the master list and also in the Contract/PO list under it's elated contract ...

...currently working on a project where I need to implement the flow to send and receive invoices from a DEX vending machine on iOS. To simulate the connection to a vending machine, we are using a Redpark serial cable: With this cable, I connect to a serial/USB adapter and simulate a vending machine to try sending invoices and receiving invoice adjustments in the applications. Redpark provides an SDK() and demo software for sending and receiving data, which helps in understanding the basics. However, I am currently unable to find the correct sequence to successfully send and receive invoices to a DEX machine. I understand that there is a protocol and control characters

I am seeking a skilled Swift iOS developer who can create an innovative, user-friendly application for managing driving routes via GIS .shp files. Key Features: 1. Import GIS .shp files and convert them into driving routes. 2....GIS .shp files and convert them into driving routes. 2. Incorporate a web portal feature to assign and track drivers. 3. Real-time updates on the progress of each route. The ideal freelancer for this project should have experience with Swift, iOS development, .shp file manipulation, and incorporating real-time updates into an app. The app also needs a mobile version for drivers to access their routes; therefore, experience with mobile app development is also desired. More specifications will be provided upon selection. Looking forward to a frui...

## Flutter Mobile App Developer (Gaming/Gambling Profitability) - One-Time Fee Are you comfortable working in the gaming/gambling profitability niche? We're seeking a talented Flutter developer to create a complete mobile app for both Android and iOS platforms. This is a one-time project with a **fixed fee paid upon successful completion**. **Project Details:** * Develop a mobile app based on a provided design and prototype. * Utilize Flutter framework to ensure a seamless cross-platform experience (Android & iOS). * Implement all functionalities outlined in the design and prototype. * Ensure smooth user experience with intuitive interface and navigation. * Follow industry best practices for code quality, maintainability, and performance. * Deliver well-d...

...a broad trajectory. - The possibility of being part of our network of senior digital specialists and being part of other interesting projects. - The ability to focus 100% on SEO work as we take care of all project management, ensuring you have the tools and resources necessary to carry out the project. - Security and confidence in the payment of your work. You will not have to fight to pay any invoice with the client. - An annual project of 38 days is to be distributed from May to December 2024. What are we looking for? Essential: - Technical and content SEO knowledge: You must have a solid technical background but also possess content development skills. Purely technical profiles without content experience are not suitable. - Presentation Skills: Competent in Google Slides or ...

I'm looking for a professional with experience in InDesign to refine my current invoice layout. This will involve a few specific adjustments: • Addition of new fields: I'd like to incorporate a more detailed price breakdown into the invoice. • Layout adjustment: I would like the overall layout of the invoice to be adjusted to reflect these additional changes, and accommodate a binding clause. The ideal candidate will have experience with graphic design, especially layout adjustment. Previous work with invoice design is a plus, but not mandatory. Your understanding of how to present numbers and breakdowns in a clear and streamlined way would be highly beneficial.

I'm in need of a skilled app developer to create a dual-platform mobile application that is solely geared towards educating adults. Key Project Details: I wanted a mobile app that I can upload my some content like videos and written text that my client can go through and consume the content and they get a reminder of the next appointment and also some of the exercises that they need to do between a visit. I want the app to have a membership and username and password for members to access - Development Platforms: The app should be designed to work seamlessly on both iOS and Android devices. - Educational Focus: The primary goal of the app is to deliver educational content, so a background in creating educational apps is a plus. - Target Audience: The app is in...

I'm seeking a technically proficient freelancer to facilitate an integration between my website's payment gateway, Stripe, and Vendus, the Portuguese billing software I currently use. Ideally, the integration should have the following features: - Automatic invoice generation in Vendus in response to transactions completed in Stripe, eradicating the need for manual data input. - Allow secure and efficient transaction process. The ideal candidate for this project will have strong experience with both Stripe and Vendus software, and a proven track record in similar integrations. Understanding of Portuguese is a plus but not essential. Please include examples of similar work when bidding.

I'm in need of a talented game developer to create a mobile game for both iOS and Android, in the grinding genre. I will provide map converters and all necessary assets for the game. Key Features: - Multiplayer Functionality: The game should have the capability for players to interact with each other in-game. - Leaderboards: Implement a system for players to compare their achievements and progress. - In-app Purchases: Include a functioning in-game store where players can purchase virtual goods. As the project is mainly about implementing the provided mechanics, I'm looking for someone with experience in online game development, particularly in the mobile sector. In addition, knowledge of grinding game mechanics will be helpful. An ideal candidate would have exper...

I need an iOS app developed with social media integration, push notifications, and in-app purchase functionality. This is a high priority project, and I need it completed as soon as possible. I would like to model it somewhat after this application or similar noise applications - Key Features: - Social Media Integration: The app should allow users to share content on various social media platforms. - Push Notifications: The app should be able to send push notifications to users to keep them engaged. - In-App Purchase Functionality: There should be options for users to make purchases within the app. Design Preferences: - Bold and Colorful Design: I prefer a design that is vibrant and stands out. - Custom Branding Elements: The app should incorporate specific branding elements to align ...

I am looking for expertise in React Native. The first module of the application is straightforward: it involves taking a picture and saving it to a local folder. Subsequently, the pictures need to be uploaded to Google Drive or a similar shared drive. The goal is to take pictures, extract data using machine learning and OCR. I can make payments, but they will be small and incremental. Additionally, I am looking for someone proficient in leveraging ChatGPT and other AI/LLM development tools. Looking forward to your prompt response.

I want to tell you that this invoice looks very simple and very cheap. I think a nice flow chart can be made for this invoice.

I'm in urgent need of a cross-platform mobile app developer to create an app that would work seamlessly on both iOS and Android. Key Project Requirements: - The app needs to be developed for both iOS and Android platforms. - The project should be completed as soon as possible. - I am particularly interested in seeing your past work to gauge if you are the right fit for this project. Potential candidates should have: - Experience in developing cross-platform mobile apps, preferably with Flutter or similar technologies. - A proven track record of delivering high-quality apps in a timely manner. If you believe you are the right fit for this project, please share your past work with me in your application.

I'm seeking an experienced Fullstack developer well versed in Flutter and FlutterFlow, for the development of an MVP mobile and destokp application, compatible with both iOS and Android. The application must include the following functionalities: - Speak Spanish - User Authentication - Payment Integration - File Storage - Music Player - Deadline Management and Calendar Utility - Integration with Music Distributors - File Sharing with Variable Access Levels The main objective of this app is to facilitate communication and interaction. Ideal candidates will have extensive experience in the above skill set, a strong understanding of FlutterFlow, and a portfolio showcasing similar completed projects. Important speak spanish.

I am looking for an experienced tester for my remittance mobile app. The app is designed to work on both iOS and Android devices. The project involves a thorough and detailed analysis of its functionality on these platforms. We have currently launched our version 1 of the app so now we would like feedback of everything to make version 2 more professional. Requirements: - Proficiency in testing mobile applications - Familiarity with both iOS and Android platforms - Experience with remittance or financial apps Tasks: - Test the app's functionality and usability - Report any crashes, bugs or weaknesses found - Suggest possible improvements or updates Please share your previous work experiences specifically in mobile app testing. Knowledge and understanding of ...

I want to make a cross platform application for gym coaching. I want to have 3 tabs available for the people that I coach. One tab for every possible exercise/training plan. One tab for nutrition that I will give them. And one with a form that the client will inform me for any problem that they will have. Any recommendations are accepted. Let me know what you need to know.

Skills required Front-end: React or Angular for building a dynamic web application. Back-end: Node.js with Express for server management and API integration. Database: MongoDB or PostgreSQL for storing session data securely. Authentication: OAuth for handling secure authentication with streaming services. Technical Requirements and Development 1. Secure Authentication: Implement OAuth or a similar secure authentication protocol to allow users to log into their streaming services without storing their credentials. 2. Device Management: Develop a system to manage devices that can stream content, ensuring only authorized users can access the services during their stay. 3. Session Management: Ensure that user sessions are automatically ended upon checkout, or provide a simple way for users t...

I have a Wordpress website that I've optimized for mobile devices, but it's not displaying correctly on all devices. The text overlaps or is too small to read and the images do not resize or align properly. I've used responsive design for the website, but I'm facing difficulties with the final output. I need an expert to help me: - Ensure that the text is legible and doesn't overlap on any mobile device - Make sure that the images resize and align correctly across all devices The ideal freelancer for this project should have: - Proficient experience in Wordpress website design and development - Expertise in responsive design and mobile optimization - Strong communication skills to explain the process of fixing the issues and teach me how to...

We are looking for a talented UX/UI designer to create a simple mobile app. The main function of the app is to receive notifications, similar to emails or SMS. A total of 12 layouts need to be designed. The logo and colors are already finalized, and there is an existing old design in Figma. Requirements: Experience: Proven experience in UX/UI design for mobile apps. Design: Simple, intuitive, and user-friendly layouts based on the existing Figma design. Compatibility: Designs should be suitable for both iOS and Android. Components: The layouts must include all necessary components for notifications, such as: Sender logo Sender verification status Timestamp formatting Title and short description of the notification Notification category Required Layouts: 1. Splash Screen 2....

I'm looking for an experienced designer to completely revamp my mobile and web applications. The redesign will cover all aspects including the UI, UX, and overall structure. Key Responsibilities: - Redesign the User Interface (UI) to improve the visual appeal, and tie it in with the intended brand image. - Enhance the User Experience (UX) by ensuring the applications are intuitive, user-friendly and engaging. - Rethink the overall Layout and Structure of the applications to improve usability and functionality. Design Preferences: - The design should be Modern and Minimalist. - Clean and Professional aesthetic is preferred. Required Skills: - Proven experience in designing mobile and web applications, with an emphasis on UI/UX and overall structure. - Proficiency in mo...

We are looking for a computer program that can take over some of the repetitive tasks we currently do manually. The program will primarily...Windows OS and should be capable of performing the following functions: - Automating data entry tasks - Organizing files efficiently - Managing emails effectively - Checking invoices to prevent double billing Ideal candidates for this project should have: - Experience in developing Windows-based automation software - A strong understanding of data entry, file organization, email management, and invoice checking processes - Proficiency in designing user-friendly interfaces - Ability to integrate error prevention mechanisms to ensure accuracy Your solution should help us streamline our work processes, reduce human error, and increase overall e...

I'm in need of a complete e-commerce platform of a website, native Android and iOS micro services application.

I require a comprehensive wireframe design for a mobile application. - The wireframe will be intended for both iOS and Android platforms. - The application will require user authentication and user profiles. - The primary goal will be shared after the IP Agreement is signed The ideal candidate for this project will have: - Experience in designing wireframes - Experience with Figma - Proficiency in wireframing tools. - Strong understanding of user authentication and user profile design. - Knowledge of iOS and Android design guidelines. Please provide samples of your previous work and explain your experience in this area in your proposal.

I'm looking for a talented mobile app developer, well-versed in Flutter, to create a cross-platform application. Here are the key aspects of the project: - Compatibility: The mobile app should be compatible with both iOS and Android platforms. - Primary Function: The primary function of the app will be OCR (Optical Character Recognition). This means the app should be able to recognize and extract text from images. - Data Extraction: The OCR function should be specifically designed to extract text from images and past that text in new screen and make search in that text for list of words if it in that text make it highlighted with different screen for user to write list of the text must be translated to user selected there must be user profile and sign and

As a service provider for mobile truck tyre maintenance and repairs, I am seeking a knowledgeable freelancer to build a cross-platform mobile application for both iOS and Android. This application is envisioned to transform our approach to maintaining fleets and managing stock, and facilitating seamless communication with our workshop. The application should include the following features: - Fleet Maintenance Organisation: An effective and user-friendly system to manage our service schedules and gather data on both maintained and pending cases. - Comprehensive Service Dockets: Tools to record detailed information on every job, including automatic cell population for standard information. - Stock Management: Features to keep track of tyres and other parts available in each...

As an innovative company in need of a Jr. Flutter Developer with 1-2 years of experience, we are seeking a capable individual to join our team on a monthly basis. The successful candidate will work on mobile application projects. Key Responsibilities: - Development of mobile applications utilizing Flutter - Incorporation of high-quality UI/UX Design and seamless User Experience - Efficient integration of third-party APIs - Proper State Management to ensure the application runs smoothly Extra: - Previous experience with Audio Video Call projects will be a plus The ideal candidate must have: - 1-2 years of experience in Flutter development - Strong understanding of UI/UX design principles - Proven experience in API integration - Solid grasp of state management - Additional ...

I Need login to get pricing from Xactimate , all other project scope requirements are a plus but not required. I need a reliable and efficient login that allows users to access their estimates and invoices. Key Features: - User Authentication: The system should have a robust sign-in mechanism to ensure data security. - Estimate and Invoice Access: Upon login, users should be able to view and manage their estimates and invoices easily. - Simple Interface: The system should be intuitive and user-friendly, with a simple design for easy navigation. Ideal Skills and Experience: - Proficiency in Xactimate software and its API. - Prior experience building secure login systems. - UI/UX design expertise to ensure a user-friendly interface. - Strong communication skills to understand a...

I'm seeking a sourcing specialist with experience in the prepaid mobile top-up industry. This project involves identifying and onboarding local suppliers for prepaid mobile top-up products in various countries around the world. Key Requirements: - Global Reach: I'm looking for suppliers from all countries. - API Integration: We need a supplier that offers intermediate API integration support. This includes documentation and support team assistance. - Commission Structure: The ideal supplier should offer a percentage-based commission per top-up transaction. The success of this project will be measured by the quality of the sourced suppliers. For each country where a suitable supplier is sourced, a fee of up to $100 will be offered as a reward. Supplier Requiremen...

I'm in need of a skilled UI/UX designer with proficient abilities in Figma and Web3 to construct a design for both web and mobile platforms. The key purpose of this project is to create a landing page and simple invoice payment screen. It is integral for the design to intuitively lead users to perform a specific action, namely pay an invoice on the landing page. Key Requirements: - Profound knowledge in Figma and Web3 - Proven experience in UI/UX design for both web and mobile - Demonstrative ability to create user-friendly designs driving users to make desired actions - Preferably a background in designing informational platforms Your portfolio showcasing similar projects would highly support your application. Looking forward to your creative ideas and ...

...demand to be crafted. This letter will be addressed to a company, requesting payment for an outstanding debt. Therefore, competency in commercial law is of high importance in this task. Key requirements for this task include: - Legal knowledge: You should have experience in commercial law, and be able to draft a comprehensible and commanding demand letter. - Attention to detail: I will provide an invoice as evidence of the outstanding debt. You will need to examine it closely to ensure that the information stated is cogent and verifiable. You should have experience in dealing with financial legal matters and an understanding of the subtleties involved when communicating on sensitive issues such as this. The right candidate should deliver the letter promptly, yet without compro...

I am looking for a mobile application developer who can help me build a mobile application that allows my customers to fund their betting accounts with the help of MobCash API. The application should be available on both iOS and Android platforms. Design and UI/UX: - Although I don't have a specific design in mind, I want the application to be user-friendly and intuitive. I am open to suggestions and ideas for the design and user interface. Additional Features and Functionalities: - Besides the MobCash API integration, I am not sure about any additional features or functionalities that I may require. I am open to suggestions and recommendations from the developer. Ideal Skills and Experience: - Experience in developing mobile applications for both iOS and Andr...

I'm seeking a skilled developer to make specific improvements to my existing PHP application and enhan...database tables (order headers and order lines). This application works correctly but we want to add a condition to the INSERT statement in this program so only invoices that have a custom field populated will get synced to these tables. The custom field name to check is "Online Order Number". Requirements: - Modify functionality of existing program to only INSERT records to MySQL table when invoice record contains a value in custom field "Online Order Number" The ideal freelancer for this project should have: - Proven experience working with PHP, particularly in customizing and enhancing applications. - A solid understanding of QuickBooks Online's...