Odoo developer tutorialงาน
ต้องการ front end/ design developer มาช่วย back end team
ต้องการ Implement ระบบ OPENERP ODOO ตอนนี้องค์กรณ์ต้องกรใช้ระบบดังนี้ Warehouse สามารถเชื่อมต่อระบบคลังสินค้ากับ Prestashop ได้ และ สามารถสร้าง SO มายังระบบ Odoo ได้ ปัจจุบันใช้ระบบดังนี้ 1.โปรแกรมบัญชี Express CRM Prestashop สิ่งที่ต้องการ 1.ทำ Work flow หรือ Standard Work สำหรับงานแต่ละแผนก 2.ย้ายข้อมูลจากระบบ Express แลพ CRM มายัง Odoo 3.เชื่อมต่อข้อมูลกับระบบ Prestashop และ สอยวิธีการเชื่อมต่อข้อมูลเนื่องจากมีหลายเว็บไซต์
AppDever (แอพดีเว่อร์) ในเครือบริษัท As Your Mind เปิดรับสมัคร 1. iOS Programmer 1 ตำแหน่ง FullTime - Objective-C เป็นหลักครับ - ถ้าได้ Swift หรือ Android ด้วยก็จะดีครับ เงินเดือนประมาณ 18 - 27k 2. Graphic Designer 1 ตำแหน่ง FullTime - เน้นออกแบบ UX/UI Mobile Application / Website / Icon และ Logo - ถ้าใช้ Sketch ด้วยจะดีมากครับ เราเป็น Startup มีงาน Mobile app / Web app ทั้งจากลูกค้าและ Product ของตัวเองหลายตัว อยากได้ทีมงานไฟแรง ยังไม่เก่งไม่เป็นไร ขอให้ชอบและสนุกที่จะเรียนรู้สิ่งใหม่ๆ เสมอ ทำงานเป็นกันเอง ร่วมแชร์ความรู้และประสบการณ์กันและกัน และพร้อมที่จะโตไปด้วยกัน ตอนนี้มี ออฟฟิสอยู่ 3 ที่คือ 1. ลาดพร้าว 136 เกือบติดถนนใหญ่เดินทางสะดวก ใกล้ themall และ makro บางกะปิ 2. ลาดพร้าว 101 ใกล้ Lotus 3. รัชดาซอย 3 ใกล้ MRT พระราม 9 / ฟอร์จูนรัชดา / เซ็นทรัลพระราม 9 ...
looking for voice talent for a 2-minute tutorial video. Script is in Thai. must sound young and energetic. please use the lines below to send sample เดบิตออนไลน์ช่วยให้คุณสามารถทำการโอนเงินเรียลไทม์ง่ายจากบัญชีธนาคารออนไลน์ขของคุณเข้ามายังบัญชีโบด็อกอย่างไรก็ตามหากคุณออนมือถือหรือที่บ้านทางคอมพิวเตอร์มันเป็นวิธีที่เร็วที่สุดสำหรับการโอนเข้าบัญชีโบด็อกของคุณ Thanks!
I'm seeking a skilled Mendix developer to build the frontend of a website. Key Requirements: - Frontend Development: The main goal of this project is to have a website's frontend developed using Mendix. - Web Pages: There will be approximately 6-8 web pages in total, and I will provide the design for implementation. - Functionality: The website should have a contact form, allowing users to get in touch with us. Ideal Skills and Experience: - Proficiency in Mendix: Essential to have prior experience and expertise in developing frontend using Mendix. - Web Development: Strong understanding of web development principles and practices. - User Interface (UI): Aesthetic sense and the ability to translate design into a visually appealing and functional UI. - Communication: Abi...
I'm urgently needing a Shopify developer who's skilled in an array of tasks. You'll be working on various aspects that are yet to be defined which mandates flexibility. Since I'm skipping the specifics, the ideal candidate should be a jack of all trades, particularly with skills like: - Theme customization - Plugin integration - Store setup Knowledge of various Shopify themes is a must. You must be capable of working with Debut, Brooklyn, Minimal themes among others. Your main task will be to assist in making my Shopify store fully functional irrespective of what it's being used for which may vary from selling physical or digital products, to showcasing services. If you can adapt rapidly to changing requirements and deliver excellently, then this job is ...
I'm in need of an experienced React Developer to develop a webapp for my project. Should be able to implement user authentication, responsive design, and integration with third-party APIs into my project. A key authentication functionality is Whatsapp OTP based login. Ideally, you're versed in creating a bold and colorful layout that pops. I value clean code and innovative solutions. Strong knowledge of React and previous experience with Whatsapp API are essential. Look forward to your bids.
I am seeking an experienced Laravel developer to perform various back-end functionality customizations for my projects, with a focus on payment processing. Key Responsibilities: - Customizing the back-end functionality of my Laravel project. - Integrating Payment Processing system. Skills and Experience: - Proven experience with Laravel - Extensive understanding of back-end development - Expertise in payment processing systems - Familiarity with API integration and database management. The ideal candidate should have a deep understanding of Laravel and be comfortable with all aspects of back-end functionality. I'm looking forward to seeing how you can help tailor my project's capabilities to our needs, particularly in regards to payment processing integration.
I am searching for a freelance Google GPS navigation developer to customize the UI, integrate additional features, and rebrand it under our rideshare company, Turvy. Here's a comprehensive guide that outlines the necessary steps to accomplish this customization: [Link to Google Maps Navigation SDK documentation](). The primary requirement for this customization is to adjust the UI colour to match our brand identity. The specific colour code we need to incorporate is #090949. Please take note of the following important points before proceeding: 1. **Experience Requirement:** Only developers with prior experience need to apply for this project. We expect candidates to provide samples of their previous work for
I am seeking an experienced WordPress developer to help finalize the setup of my travel agency website. I have purchased the Travolo theme and need assistance with installation, configuration, and customization to ensure the site is travel-agent friendly. Key tasks include theme installation, importing demo content, setting up essential plugins (like booking systems), and customizing the site to match my brand's aesthetics. Additionally, I need to integrate functionality that supports booking, customer management, and inquiry forms.
I'm seeking an experienced Oracle Apex developer to build a process automation application primarily for my internal team. Key Features: - User authentication to verify and secure user access. - Data input forms to streamline data collection and ensure consistent data entry. - Reporting and analytics functionality for in-depth process analysis and decision-making support. Ideal Skills: - Proficiency in Oracle Apex. - Experience in creating user-focused data input forms. - Capability to develop secure user authentication systems. - Expertise in building reporting and analytics tools. Your mission is to create an Apex application that simplifies our processes, ensuring efficiency and accuracy by easing data management tasks. Your work will directly benefit our internal employ...
I need a backend developer to complete my marketplace website. The HTML and CSS are ready, and now I require the backend coding to be developed with respective API integrations. Key Functionalities: - User Authentication and Registration: Users should be able to securely sign up and log in to the website. - Product Listing and Search: A seamless system for users to add, search and interact with products. - Payment Processing: Smooth integration of payment gateways to ensure secure transactions. Key Requirements: - Backend Coding: Looking for a professional who can develop the entire backend system from scratch. - Python Proficiency: The backend should be built in Python. - API Integration: In addition to payment gateways, I also require the integration of social media login and a...
I need an experienced PHP developer, particularly with Laravel and Symfony expertise. The main task for this project is to fix an issue with mpdf, which is currently generating incorrect PDF output. Key responsibilities: - Identify the root cause of the incorrect PDF output - Implement the necessary fixes to resolve the issue Ideal skills and experience: - Proficient in PHP with specific experience in Laravel and Symfony - Prior experience with mpdf is highly desirable - Ability to troubleshoot and debug efficiently - Strong problem-solving skills - Attention to detail and commitment to producing high-quality work This is a relatively straightforward issue, but I am looking for a developer who can address it promptly and effectively. Please provide examples of similar proj...
I'm in need of a skilled Web3 developer to assist with a range of tasks. Your main responsibilities will include: - Developing smart contracts - Building decentralized applications - Integrating blockchain technology You should be proficient in the following programming languages: - Solidity - JavaScript - Python Your experience with blockchain platforms such as Ethereum and Polkadot is essential. Specific experience with Binance Smart Chain is a bonus. You must also have familiarity with additional languages such as Go, Rust, Java, and Node.js. The ideal candidate should have a deep understanding of the Web3 ecosystem and be able to contribute to a variety of projects. Experience in full stack development and an understanding of blockchain security would be highly benefici...
We are seeking an experienced Course Content Developer to craft detailed and engaging materials for our newly accredited diploma program. The ideal candidate will have a strong background in curriculum development and instructional design in the education sector. This role requires a creative and innovative mindset to develop high-quality course content that aligns with the program's learning objectives. The Course Content Developer will collaborate with subject matter experts to ensure accurate and up-to-date content. Excellent writing and editing skills are essential, along with the ability to organize complex information into easily understandable modules. Skills needed for this role include: - Curriculum development - Instructional design - Subject matter expertis...
he developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools
I am seeking a skilled React Native Developer, with a background in backend development, to create an event booking app. The project operates on a tight budget. The ideal candidate will work with a Figma design I have already prepared. Key Features: - User registration and login - Integrated booking and payment system - Notifications for booking updates - More will be shared once we start discussing. The perfect candidate would have previous experience building similar applications and a solid grasp of user interface design. Skills: React Native, Backend Development, Figma, Payment Gateway Integration(Razorpay escrow).
Tengo un modulo de facturación electronica que necesita hacer la migración de V14 a V17. El modulo actualmente funciona tanto para el modulo de facturación normal como para el punto de venta. Puedo pasar el modulo para que lo analicen.
...year I try to do something to crack everyone up and this year I am trying to out do myself. This year I was hoping to use OBS & FaceSwap software to to make me look like other famous people on the video screen. Some of the employees can't make it so I want it to work on Zoom because that will be how they will be attending. Their is a tutorial below that describes exactly what I want to do. As explained in the tutorial I like the idea of being able to press 1 to be Biden, 2 Trump, 3 Arnold Schwarzenegger, and so on. I would like to be able to talk and change my facial expressions etc and I want the video experience to be smooth and life-like. I would need it delivered within a week. I don't mind paying a fair wage for this but I want us to be reasonabl...
I'm in need of a Full Stack Web App Developer who can deliver a comprehensive web application. The ideal candidate will have experience with user authentication, database integration, payment gateway integration, instant messaging and push notifications. Key Requirements: - Proficient in Full Stack development - Strong understanding of User Authentication - Experience with Database Integration - Previous work with Payment Gateway Integration - Familiarity with Instant Messaging features - Ability to implement Push Notifications Your responsibilities will include: - Developing a user-friendly interface with secure user authentication. - Integrating a robust database system to ensure seamless data management. - Implementing a secure payment gateway for seamless transactions. - ...
I'm in need of an AI expert who can assist me in realizing the video output generated by our AI bot. r find other ways to make funny videos . fast easy cheap but good and funny Key P...including: - Comedy skits - Educational videos - How-to tutorials Your role will involve: - Understanding our existing AI bot and its video creation process. - Implementing a solution that can effectively translate the AI's video ideas into a finalized product suitable for adult viewers. - Ensuring the videos are engaging, well-edited, and align with the intended comedic, educational, or tutorial content. Ideal Skills and Experience: - Proficiency in AI and video production. - Previous experience in creating/completing AI-generated content. - Ability to cater the content t...
I am in need of an experienced ASP.NET MVC C# developer to create a web application that connects to AWS RDS OpenSearch. The project is focused on a read-only dashboard. The key requirements for this project are: - User Login: The application should allow for user to login, with different roles such as Admin, Regular User, and Guest. - Dashboard: The dashboard should be read-only and include elements such as charts and graphs, recent activities, notifications, reports, and filters. The ideal freelancer for this project should have: - Proven experience with ASP.NET MVC C# - Strong understanding of AWS RDS and OpenSearch DB - Experience with login systems and user policies - Previous work involving the creation of read-only dashboards If you have the necessary skills and are con...
I have a non-commercial C++ application that I've been developing. Here are the details: Project Overview: I require a sequence diagram to visually represent the interactions between objects and functions within my C++ codebase. Requirements: Sequence Diagram Generation: I need a sequence diagram that accurately ca...functions within my C++ codebase. Requirements: Sequence Diagram Generation: I need a sequence diagram that accurately captures the interactions within the code. Preferred Tool or Method: I'd like to use for this project, but I'm open to other tools or methods if you have a better suggestion. Please specify your preferred approach. Reference Material: I've attached a screenshot and a tutorial presentation that exemplify the style and level of ...
I'm on a continuous hunt for an Odoo expert to assist in the enhancement of the Odoo v8 ERP system for our operation. Key tasks would include: * Efficient management of Sales, Inventory, Accounting, and Finance modules. * Customization to modify existing features and creation of new ones, fixing existing bugs for seamless operation. * Keep up with our eCommerce operations and integrate the ERP system with it as needed. To be successful in this project, you should have considerable experience with the Odoo v8 ERP platform, be skilled in customization of its modules, and have a knack for bug fixing. A background in eCommerce would be particularly beneficial. The ability to work proactively and consistently, in line with our operational needs, is a must.
I'm urgently seeking a skilled Flutter developer who specializes in payment gateway integration. Your task involves incorporating Mercado Pago/Mercado Pago Bricks into a towing service app akin to uber. Both Android and iOS platforms are expected for development. I want to reassure you that UI/UX designs are already in place and will be made available to you once we commence the project. Your responsibilities will include, but may not be limited to: - Implementing payment for services - Integrating functionality for processing refunds - Enabling feature for viewing payment history Ideally, you will have strong experience in Flutter and a track record in successful integrations of payment gateways, specifically Mercado Pago/Mercado Pago Bricks, within mobile applications. Exc...
Need Urgent. Will start working now hourly basis. I need an expert Laravel developer to jump on board urgently to support enhancements on our existing application. The core tasks to be performed include frontend and backend development as well as bug fixing. This role requires experience in: - Backend development: We need an expert who can work on complex server-side code, solve performance problems, and architectural challenges. - Frontend development: The right candidate should be proficient in developing clean, efficient frontend design, ensuring superb user experience. - Bug fixing: Need a detail-oriented coder to troubleshoot and clear out potential bugs in our website to ensure a smooth, efficient function. Candidates need to have solid experience dealing with Laravel and...
...****You MUST pass the coding test first before talking with me about next steps. **** If you pass the coding test you will get a 1-1 video call with me, where I will explain the rest of the job. Here is the test. You may send me a message after you complete it. Test will take ~50 min Basic job description: I'm in need of a skilled full-stack developer to work on a long-term project. The ideal candidate will have expertise in React, Node.JS, PostgreSQL, and TypeScript. Main Functionalities: - This project will involve both UI and API development. - Expertise in data management, user authentication, and API development. UI Development: - The primary goal of the UI development is creating a visually appealing interface. - Your task will be
I'm in need of a highly skilled Laravel developer with a strong background in backend development. Your key responsibilities will include: - Implementing, refining, and maintaining the server-side logic of our web applications - Developing secure, high-performance APIs - Integrating authentication and authorization packages We're looking for an Expert level Laravel developer who can hit the ground running. You should be comfortable working with Laravel's backend functionalities and have a keen eye for efficiency and security. Skills and Experience: - Proven experience in Laravel backend development - Expertise in integrating authentication and authorization packages - Proficiency in developing and optimizing APIs - Previous experience with API development t...
I am in need of a WordPress developer who can design and create two types of websites for me. For the online store, I require specific features like a payment system, inventory management, and a live chat function. For the corporate site, I'd like a few additional features such as a contact form, service pages, and an image gallery. Ideal Skills: - Proficient in WordPress development - E-commerce website development experience - Familiarity with payment gateways - Excellent UI/UX design capabilities - Ability to create user-friendly admin interfaces for inventory management - Experience with incorporating and customizing live chat features in a website - Strong understanding of modern web design and user experience trends - Proven track record in creating visually appeali...
I'm looking for an app developer who can create an alumni database application that will run on both iOS and Android platforms. The primary function of the app will be to provide a comprehensive database of our alumni. Our existing alumni database will need to be integrated into the app. This will require a good level of understanding of database management and integration. I'm seeking a developer who has experience in developing apps for both iOS and Android, and who is also comfortable with integrating and managing large databases. Experience with database management systems and good UI/UX design skills are desirable. Skills Required: - Proficiency in app development for both iOS and Android - Experience with database management and integration - UI/UX desi...
My existing app has been fully developed, and now I'm looking for a skilled Flutter developer to assist in uploading it on the iOS platform and integrating in-app purchases. Key requirements and scope of work: - Fully developed iOS app upload: The app is complete and functional, so the primary goal is to ensure a smooth and successful upload to the iOS platform. - In-app purchase integration: Implementing in-app purchases within the app is crucial. This includes setting up the necessary mechanisms for users to make purchases within the app. I am looking for someone who: - Has extensive experience in Flutter and iOS app development - Is proficient in in-app purchase implementations - Understands the process of uploading apps to the Apple Store and can ensure it meets all nece...
I am in need of a talented PHP developer with solid experience in integrating SMTP email with Outlook. The project's main objective is to enhance our mailing system, making it more user-friendly and effective. Key Project Requirements: - Implementing the ability to send email notifications from our system through Outlook. - Enabling tracking of email delivery status, ensuring transparency in our communication process. - Developing a user-friendly way to manage email templates, specifically focusing on basic text formatting like bold or italics. Ideal Skills and Experience: - Proficiency in PHP development. - Prior experience with integrating SMTP email, particularly using Outlook. - Strong understanding of email delivery tracking. - Ability to create a simplistic yet effecti...
I'm looking for a seasoned full stack developer with a solid background in AI and mobile development. As the platforms for deployment will be iOS and Android, proficiency in programming languages that support these platforms is required. Responsibilities: - Develop an AI psychologist application for iOS and Android platforms. - Apply machine learning techniques. - Build an efficient, testable, and reusable code. Ideal Skills: - Experience with AI, Machine Learning, iOS, and Android app development. - Proficiency in Python, JavaScript, and Java would be ideal but it's not required. - Deep understanding of mobile development frameworks. Don't hesitate to apply if you are experienced with building AI apps for mobile platforms. I look forward to a successful collabora...
...Tamil-speaking developer with solid experience in Flutter to build a utility app. Ideally, the chosen freelancer should have: - Proficiency in building Flutter apps - Eye for intuitive UI/UX Key Job Requirements: - Create a utility application using Flutter - Utilize your native Tamil language proficiency for effective communication Key Application Features: - Product Catalog: An easy-to-navigate user interface for users to browse our offered services/products. - Shopping Cart: A smooth and seamless integration to enable users select and save products/services for eventual purchase. - Payment Gateway: Incorporation of a secure, trusted and user-friendly payment gateway for users to make purchases. Overall, I am seeking a dedicated, passionate and compe...
I need a talented mobile developer with a solid background in both Android and iOS platforms. Design and develop a user-friendly mobile app. Who can Implement features and functionalities based on project requirements. Ensure smooth performance and compatibility across various devices and screen sizes. Conduct thorough testing and debugging to identify and fix issues. Adhere to project timelines and deliverables. Please provide links to your portfolio or previous work.
I need an efficient and experienced developer to create a stock trading app specifically for the Indian stock market. Key Features: - Real-time Stock Prices: The app should have the capability to display the current stock prices accurately and in real-time. - Portfolio Management: A feature that allows users to manage their stock portfolios efficiently. - Buy/Sell Orders: The app should permit users to execute buy and sell orders with convenience. My project needs to be completed urgently. Therefore, I'm looking for a developer who can work promptly, efficiently, and can meet tight deadlines. Key Skills and Experience: - Prior experience in developing stock trading apps, ideally for the Indian Stock Market. - Proficiency in mobile app development specifically for An...
Laboratorio Probiosa es una empresa que utiliza Odoo v17 como principal software ERP de gestión. Nos encontramos con la necesidad de desarrollar nueva funcionalidad especifica de un laboratorio, por tal motivo estamos en busca de desarrolladores que cumplan con el siguiente perfil: Conocimiento funcional y técnico en Odoo. Comprobable. Lenguaje de Programación: - Python -Javascript Base de Datos: - PostgreSQL
Need someone to help in simple bug fixing error who has experience in android apps and knowledge about it Requirements are Coding skill Android knowledge
I have built an Android app in Android Studio (Iguana) but I cannot figure out how to upload it to the Google Play store. Hence, I am seeking a qualified freelancer to provide a 1-hour virtual tutorial explaining the app submission process. I want to be on VTC and share my screen while someone guides me through the process. This tutorial should primarily focus on: - The process of submitting an app to the store. - Understanding the app store's guidelines. - Tips on app signing and security. Upon successful completion of the class, an opportunity to build additional apps may arise. Remember, the ideal freelancer should have verifiable experience in Android app development, app store submissions and previous training/tutoring experience may be an advantage. One addition...
Language Barrier: Looking for a Russian-speaking developer: Есть мобильное приложение, нужно чтобы при переходе с телефона по ссылке открывалась копия приложения в браузере (только пару страниц). Так же необходимо настроить метатеги и чтобы сайт индексировался по SEO. Страницы для подключения: - заглушка - при переходе на другие страницы - страница списка - будет переход на эту страницу. на странице есть кликабельные элементы и данные, которые меняются при свайпе - плейлист - переход со страницы списка - сортировка - переход с плейлиста. при выборе юзера меняется контент на странице списка Так же должны быть анимации при свайпе влево/вправо, вверх/вниз.
I'm seeking a talented developer who can seamlessly integrate our existing CRM system with Odoo, specifically to streamline our sales processes. Ideal Skills & Experience: - Proficient in Odoo development and customization - Experience in integrating Odoo with CRM systems - Proven track record in streamlining sales processes through system integration - Strong understanding of CRM functionalities and sales processes. Key Responsibilities: - Analyzing our current CRM system and identifying integration points with Odoo - Implementing the integration to ensure seamless data flow between the systems - Ensuring the integration significantly enhances the effectiveness and efficiency of our sales processes Please provide samples of your previous ...
I need a developer who is proficient in both the Solana blockchain and Web3. Specifically, I'm looking for the following: - Experience with Solana blockchain: I require someone who has hands-on experience working with Solana, including creating and managing smart contracts on this platform. - Solidity programming: Proficiency in Solidity programming is a must for this project. You should be able to write efficient and secure smart contracts. - integration: I require a developer who is skilled in integrating with the Solana blockchain, enabling seamless interaction with decentralized applications. Additionally, you should be able to communicate and collaborate effectively, keeping me updated on the progress of the project. Your knowledge in both the blockchain and Web...
I'm looking for help to implement Odoo 17 for Point of Sale (POS) system of a restaurant to be host on premise. No customization needed, may just add a thrid party module available from Odoo app store Key Requirements: - Expertise in Odoo 17, especially the POS functionalities.
*************IMPORTANT*********** Please start with your bid by writing your personal Github profile first, we won't check bid without Github profile. ************************************ I'm in need of a talented developer, preferably with a strong background in producing business applications. Here's what I'm looking for: - Expertise: You should be skillful in any of Javascript, Python, Java / Kotlin or Swift / Objective C, Flutter / React Native / Xamarin. - Platforms: Production of a cross-platform app that runs smoothly on both iOS and Android is essential. - Experience: Evidence of previous projects in business app development would ideally be shown. By applying these requirements, you will help to create an app that can contribute to the success of ...
In search of a seasoned CRM developer with experience in creating over 10 to 15 CRM software. The ideal candidate should have: - Proficiency in building key features and functionalities such as contact management, lead management, and sales pipeline tracking. - The ability to integrate the CRM software with social media platforms and customer support ticketing systems. - Skills to develop both web-based and desktop application versions of the CRM software. If you possess the skills outlined above and are able to meet these requirements, I encourage you to apply.
Project Description: We are seeking a talented MERN Stack Developer to join our team for an exciting project. The successful candidate will play a pivotal role in developing high-quality software solutions that align with our project requirements. Your primary responsibilities will include building robust backend services using Node.js and , as well as creating dynamic user interfaces with React.js. Key Responsibilities: Develop and implement backend services using Node.js and Express.js. Design and develop user-facing features with React.js. Collaborate with the team to understand project requirements and deliver solutions accordingly. Write clean, maintainable, and efficient code. Ensure the technical feasibility of UI/UX designs. Optimize applications for maximum speed and scal...
I'm looking for a skilled Flutter developer with experience in Laravel and Parse server to work on an existing audio chat room app. The project involves the addition of new features to the app, however, the client has not provided a detailed list of the features required. The ideal freelancer will have the following qualifications: - Proficient in Flutter for mobile app development - Familiar with Laravel for the admin panel - Experience working with Back4app Parse server - Prior experience in integrating audio and video chat services (specifically Agora) into mobile apps Please note that the client has not specified how they would like the new features to be integrated into the existing app. The successful candidate will need to be able to work within the existing app struct...
