Odoo modules listcông việc

I'm looking for a freelancer skilled in WordPress website maintenance and OdOO CRM integration who can assist on an ongoing basis. Ideal candidates will have: - Proficiency managing and updating WordPress themes, plugins and content - Experience integrating OdOO CRM with webmail and email marketing automation solutions - Expertise in setting up lead generation on social media platforms such as Facebook, Instagram, and LinkedIn Looking forward to collaborating with individuals who have a keen eye for detail and are comfortable with maintaining high traffic websites.

Requerimos realizar una integración por medio de API entre Odoo y Siigo. Se requiere: 1. Al realizar una venta por medio del módulo Punto de Venta de Odoo esta misma venta se genere de forma automática en el Sistema POS de Siigo. Generando la facturación electrónica de cada venta realizada de forma automática. 2. Actualizar la información de los productos de forma automática. Cuando se realice un cambio en los productos en Odoo se actualice la información en el Sistema POS de Siigo

I need a custom software created for my Windows operating system. I will be calculating my window treatments based on different chart numbers, sizes and additional add-ons. Here are my specific requirements: - Function to add pictures of products: I need a 'Browse and Select'...designed to automatically recalculate and display the changes, every time I make modifications to chart number, sizes or add-ons. There should be no need for manual commands. Ideal Skills & Experience: - Proficient in Windows software development - Prior experience in developing software for interior design or related industries will be highly beneficial - Knowledge of algorithms and calculation modules - Experience in image integration and auto-calculation functions - Familiarity with user-fr...

Thanks for your work getting this complete so far. 521 x $30 per 100 = $156.

I'm looking to migrate my existing WordPress website to Odoo. The main purpose of this migration is to integrate my website with the Odoo CRM/System. Ideal skills and experience: - Proficiency in WordPress and Odoo - Prior experience with website migrations - Knowledge of e-commerce and CRM integration Please ensure you have the necessary skills to handle this project efficiently.

I'm in immediate need of an expert with proficiency in Odoo extension development, for a project with undefined specifications. The right freelancer should: - Have extensive experience in Odoo, with the ability to work on any version. - Boast strong skills in various aspects (such as inventory management, CRM integration, or accounting integration) to handle uncertain project requirements. - Be capable of delivering a fast turnaround as the project needs completion ASAP. If you're flexible, adaptive, and thrive under pressure, I want to hear from you. Your ability to deliver high-quality work promptly will be key in this role.

I'm looking for an experienced Python developer with in-depth knowledge of the Tkinter library to help me integrat...into my main code. Key Responsibilities: - Integration of a standalone Tkinter module into the main code - Utilizing library functions for seamless integration - Ensuring the final product is a functional and cohesive application Ideal Skills and Experience: - Strong background in Python programming - Proven expertise in working with Tkinter library - Prior experience in integrating separate modules into larger applications - Familiarity with various library functions and their applications - Excellent problem-solving and debugging skills It's crucial that the freelancer I choose is able to work independently and deliver a high-quality, integrated product...

...achieve this. When the synchronisation is complete. We need to run some tests to make sure that every product and every order that is made on my Shopify website is working correctly. It will likely be a good idea that we sync a one product order as a test. I need to be very well advised if we need to make any changes to my Items/Products in Zoho or Shopify before we proceed. Because I have custom modules and functions which I do not want to interrupt due to this job. Our communications must remain confidential, this job needs to be done on time and on budget. Please make your bidding price your final price. You must speak fluent English. I do not want this job sharing with any third parties and I do not want it showing in your portfolio of jobs. I also need to be explained...

I'm on the lookout for an expert in Tamil voiceovers who can provide professional services for eLearning modules. This work doesn't have a strict deadline, making it perfect for someone who does quality work and isn't pressured by time. What I'm Looking For: - Profound experience in Tamil voiceovers. The candidate's work history or portfolio in eLearning, advertising, narration, or dubbing is particularly essential. Please, in your application: - Highlight your experience relevant to this project. Sharing work samples where possible will make your application more compelling. Looking forward to collaborate with a professional that can bring this project to life.

I require a professional with good attention to detail to extract specific information from the HealthPoint directory. The data will be for a key area in Auckland, New Zealand. The key details wanted are: - Doctor's name - Doctor's email - Clinic/GP practice - Clinic address - Contact number - Generic surgery or PA email address This data will be used for direct communication with doctors to communicate news about their local hospital. Having experience in data scraping is a must; we will provide the spreadsheet to input the data into in order for us to upload it to our CRM.

I'm seeking a pr...fluency in the language is essential. - Significant Experience: I'm looking for someone with a proven track record in creating e-learning voice overs. - Slow Meditative Tone: The voice over must be delivered in a slow, meditative tone. This specific style is crucial to the effectiveness of the module. Ideal Skills: - Experience in E-Learning: A background in creating voice overs for e-learning modules is highly preferred. - Professionalism and Reliability: I need someone who can deliver high-quality work on time and within budget. - Understanding of Adult Learning: An understanding of adult learning principles would be beneficial to tailor the voice over effectively. If you believe you have the skills and experience to deliver this project successfull...

We are seeking an experienced Odoo developer to implement specific corrections and enhancements to our session management and account closing module. The modifications are detailed in a document and include the need to manage sessions by company, improve accuracy in closing reports, and properly integrate the expense module within our account closing system. Specific Requirements: Sessions by Company: Implement functionality so that sessions within the account closing module are handled individually by company, ensuring that only the relevant sessions for the company to which the user has access are displayed. Improved Closing Data: Correct and enhance data collection during the closing process, ensuring that partial payments and payments from other sessions are accurately recorde...

We need a list of all stores in US & Canada that fall under any of the following categories/keywords: Watch Store Watch Repair Shop Jewelry Store Jewelry Repair Shop Fashion Boutique Outdoor Goods Store Sporting Goods Store Electronics Store Mobile Phone Repair Shop You will have to scrape websites that index local business like Yelp, Yellow Pages, Google Maps, etc. I have provided an Excel template to follow. For every entry, we will pay $0.10.

...Accounting and Controlling modules. Key Responsibilities: 1. Financial Accounting: - Support with Accounts Receivable: Our transactions should be correctly documented and accounted for. - Aid with Accounts Payable: Strive for error-free input and tracking of our payables. - Help with General Ledger: Accuracy in our GL ensures a reliable financial position. 2. Controlling: - Guide us with Cost Controlling: Optimizing operations and reducing unnecessary expenditure is crucial. - Run Profitability Analysis: Regular reports will be beneficial for gauging where we stand. - Support in Budgeting: Aid in creating a budget that aligns with our financial goals. Ideal Skills: - Solid experience with SAP FICO, particularly Financial Accounting and Controlling modul...

...Freelancer to assist us in finalizing the theme of our website developed using the Prime module on the "Odoo 16 entreprise" platform. We are seeking someone with a strong experience both from a functional and technical standpoint, capable of understanding and optimizing the existing architecture while providing creative solutions. Responsibilities: Deep understanding of the existing architecture and code. Finalization of the website theme using the Prime module. Optimization of the theme and Odoo configuration for an optimal user experience. Close collaboration with our team to understand specific needs and provide tailored solutions. Requirements: Proven experience in web development with Odoo, particularly with the Prime module. Mastery of programmin...

...fragment: The button should open a new activity. - Create a new fragment: This new fragment should consist of a list view. - Populate list view dynamically from an API call: The data from the API will be used to populate the list view. - Each item in the list view should link out to URLs provided in the API. Ideal Skills: - Proficient in Native Android development. - Experience with creating and populating list views. - Knowledge of handling API calls and parsing data. - Understanding of fragment and activity lifecycle. - Capable of creating responsive and efficient UI. - No react native, node.js, no flutter, Please note: - The API may provide a variable number of items, so the list view should be dynamic in nature, accommodating different num...

...verifying signatures. Ability to write clean, maintainable code, and to integrate existing libraries effectively. Strong problem-solving skills and attention to detail. Desirable: Experience with sandboxing techniques within Linux environments. Previous work on similar update mechanisms or version control systems. Caveats: Existing IoT solutions that run scripts which require specific kernel modules are known to NOT work in our Linux environment; eg. mender, amazon iot, snapd won't work; however golang programs are known to work. The program needs to be in Go The size of the program needs to be within reasonable limits to be able to run within a raspberry pi environment. Must be based in the UK This project is ideal for a developer who is adept at navigati...

I am seeking a skilled developer to integrate my Odoo 17 system with WhatsApp for my business. The project is aimed at automating order updates and improving response time, among other benefits. Key Aspects: - Customer Notifications: The integration should enable automated notifications to customers about their orders. - Automated Messages: The system should be able to send out status updates and other relevant information automatically. - Two-way Communication: It is important that the integration allows for both sending out information and receiving responses from customers. The integration is expected to have a significant impact on our business processes by helping with: - Automating Order Updates: This will not only save time but also improve the accuracy and timeliness of in...

I'm looking for an expert in Odoo who can provide staff training and consultation on HR management, Payroll management, and Inventory management. The ideal candidate will have proven experience in: - HR Tasks: Specifically, training will be required on managing employee databases, attendance, and leave management. - Payroll Responsibilities: This includes understanding payroll metrics for our team of less than 50 employees. - Inventory Management: How to manage stock effectively within the overall business operations. This Odoo consultation is key to streamlining our business processes and improving our overall operational workflow. Proficiency in Odoo is a must, excellent communication skills and teaching or training experience will be a plus.

...Ltd means being taken on a thrilling venture into enterprise resource planning systems domain. You will get the platform of working with our team of experts where you can contribute towards the development and customization of ERP solutions using Odoo. We offer an opportunity for hands-on practice as well as insights into developing ERP software. We are currently in need of motivated freshers and interns to assist in developing ERP services. This focuses on Inventory management, Financial accounting and Human resources management and many more modules. Ideal candidates should have the tenacity to learn, innovate, and work well in a team setting. Key Responsibilities: Familiarity with Python programming language is advantageous. • Basic understanding of web develop...

Hi hope you have a good day. I have odoo installed on like this I have asked someone else to update my docker image to version 17 odoo. I have now this problem It has to be fixed on the saas for the enterprise version V17 I am in search for someone who can solve this for me. Is this something you can do? Thank you for you're response. Cheers, Deef

I have a betting website my website is agent based. I have 250+ agents. So I want to make an agent list website for my agent. I am giving a demo link:- I will make it exactly like this. But there is a separate option, each agent will have a personal page and the option to edit that page from the admin panel.

I need an app developed primarily for e-commerce purposes. The key features of this app should include: - User registration and login: This should follow the traditional account creation method, where users can register and login using their email and password. Ideal skills for this project would include e-commerce app development, familiarity with user authenticatio...this app should include: - User registration and login: This should follow the traditional account creation method, where users can register and login using their email and password. Ideal skills for this project would include e-commerce app development, familiarity with user authentication systems, and a keen sense of organized, user-friendly design. Experience in creating user registration modules will be highly...

...should be able to send SMS notifications to users for various events such as job application updates, interview requests, and job offers. - Login OTP: The addon should also include a Login OTP feature for added security. Users will receive a one-time password via SMS that they will need to enter in order to log in to their account. Addon developent for a Job Portal, Laravel & Api expert needed Modules/Controllers will be developed: User Management Module: -User registration and login functionality using zender or whatsapp, twilio, nexmo for otp( email and social login already available). -User profile management export function with search and sort. Package Management Module: -Allow users to view available packages. -Enable users to select a package based on the number of...

...initial software development for a pathology lab. The software must be responsive, user-friendly, and robust, catering to patients, staff, and referring doctors. Here's what we need: 1. **Choice of Platform**: As the client, I am open to using Angular, React or PHP for the development along with SQL Server/MySQL for the database. Feel free to recommend a platform when you apply. 2. **Essential Modules**: - Building Patient Database (From existing Lab Software - Which will remain as is). This database will be used for Whatsapp , email , SMS Marketing (This also is part of scope) and also For Patient Web App interface. Whatsapp API interfacing will be required for sending and interacting with Patients. - Patient Web App interface to start with - Appointment for Home Collecti...

I'm looking for an experienced app developer who can help me customise my existing app. The main focus of this project is to make necessary changes to the app's functionality. Customisation List : - Push Notification customisation with category link and ensuring the proper function - Item Category ON / OFF in vendor app with two separate timer modules with AM & PM - Need Playstore Or App Store Link (Based on user app platform) with referral code on sharing the referral code - Need two line category icons and need to suffel the icon on module index page - Display Offers Tag on the Category icon - Login page customisation with Otp flow for login - PopUp on index page – landing page - Need Popup screen with item link / store link / campagin link - Need live...

I require an experienced AWS certified who can confidently guide our Odoo developer to migrate from to AWS Ideal skills for this project: - Experience with AWS cloud services - Knowledge handling Odoo migrations particularly from to AWS - Ability to preserve all customized features and modules during migration The project tasks include but are not limited to: - Strictly preserving modifications while migrating to AWS - Safely transferring all user data during the process - Setting up AWS to accommodate our 60 users - Testing post-migration to ensure system functionality and integrity Your history of successful Odoo migrations in the past will be a significant advantage.

Hiring an expert Drupal developer with a wealth of experience in handling large scale projects. The project in question demands the implementation of a content management system (CMS) that efficiently manages all crucial website content. Key Requirements: - Development of a Drupal CMS that facilitates easy and efficient management of the website text and images. - solid experience with Drupal modules - Views, Webform, and Media - is vital. - Having a solid background managing large projects and meeting deadlines. - Must show LIVE websites - Experience with USA websites MUST - Experience with government or non-profit is desired.

I need assistance with Odoo's sal...assistance with Odoo's sales, accounting, and inventory modules. Mainly I'm seeking a capable developer who can help with: - Customizing existing features in our accounting module. I need this to be tailored to our company's specifics, so any previous experience in this area will be valuable. Unfortunately, we've missed detailing our requirements for the sales module, however, flexibility and comprehensive knowledge of this module will undoubtedly be required. Ideal Skills: - Strong knowledge of Odoo's modules: Sales, Accounting, Inventory - Experience in customizing Odoo’s accounting module - Ability to work with unclear or incomplete requirements. Post is only for odoo devlopers Please app...

In an effort to expand brand reach and generate new revenue streams, I am looking to create a list of affiliate marketers with a focus on consumer audiences. The project actually consists of two main tasks. TASKS: 1. Building Affiliate List: I require a comprehensive list of potential partners who we can collaborate with through affiliate marketing. The ideal result would be a database of affiliates perfectly tailored to the specific needs of a company that deals with digital products. Scrape emails from JVZoo network. 2. Outreach: Reach out to those affiliates. A successful bid will understand the importance of research, data analysis, and email marketing know-how in this project. Prior experience with affiliate marketing, especially in the digital product space, i...

I need to integrate the Tap payment gateway into my Odoo e-commerce platform urgently. You will be responsible for: - Integrating the Tap payment gateway into the Odoo platform. - Ensuring that payments are processed smoothly and securely. The ideal freelancer for this project will have: - Extensive experience with Odoo - Proven track record of successfully integrating payment gateways, specifically Tap. - Ability to work quickly and efficiently, as the project is time-sensitive.

I am looking for a Perfex CRM developer who can create a module similar to ClickUp's task management features. The ideal candidate should be able to: - Create a task management system that can be customized for different teams within our orga...features like task assignment, tracking, deadlines, reminders, subtasks, dependencies, nested tasks and multiple folder menu - Implement user-friendly interfaces such as Kanban board view and other features that can help our teams stay organized and efficient Prior experience with Perfex CRM and a good understanding of ClickUp's functionality is highly desirable. A track record of delivering similar modules would also be a plus. If you're a developer with a knack for building intuitive, practical task management systems, I...

I'm looking for an experienced Odoo Developer who can help me integrate multiple functionalities into my system, including Sales and CRM, Inventory Management, and Accounting and Finance. Key Responsibilities: - Implement Sales and CRM module: This will include managing leads, opportunities, and customer follow-up. - Inventory Management: This entails overseeing product movements, order fulfillment, and stock valuations. - Accounting and Finance: Handling invoicing, budget management, and financial analysis will form a crucial part of your duties. Moreover, I require these systems to be seamlessly integrated with my existing Email marketing tool and Customer support platform. Experience and Skills required: - Proven Odoo development experience. This should be demo...

I'm looking for an expert in the HR module of ERPNext to enhance our current system. Our main focus is to optimize the HR functionalities. We require an experienced professional who can tailor the ERPNext's H...in the HR module of ERPNext to enhance our current system. Our main focus is to optimize the HR functionalities. We require an experienced professional who can tailor the ERPNext's HR module to include: - An employee self-service portal - Recruitment and onboarding support - Performance management system - Asset management The successful candidate should be adept at customizing these modules to blend seamlessly with our current workflow. Please note, the scale of the project, in terms of the number of employees and assets, will be communicated ...

I'm in need of an experienced ERP developer to create a comprehensive system that will streamline our operations, improve productivity and ...Create a robust financial module that will help us with accounting, budgeting and financial reporting. Preferred Platforms: - Web-based: The system should be accessible via a web browser to make it easier for our team to utilize it. - Cloud-based: It should be hosted on the cloud to ensure easy data access and scalability. Ideal Skills: - Proven experience in developing ERP systems with similar modules. - Proficiency in web and cloud technologies for seamless integration. - Strong problem-solving and communication skills. If you believe you have what it takes to deliver a top-quality and effective ERP system, I'm looking forward ...

...of an Odoo expert to help me set up the latest version of Odoo, including the Ecommerce module as well as other critical modules. Key Modules Required: - CRM module - Inventory module - Accounting module - Point of Sales Ecommerce Theme and Design: While I am open to suggestions, I do not have a specific preference for a theme or design. I would appreciate your expert guidance on this. Customer Support Integration: I'm looking to incorporate a comprehensive customer support system within the Odoo Ecommerce site. The key channels for support will be: - Live chat support - Email support - Phone support Ideal Skills: - Proficient in Odoo installation and configuration - Extensive experience with Odoo's Ecommerce module - Previous wor...

...WhatsApp SMS will be handled by third parties’ services, no integration with web applications. 4. No Subcategory/Variation of product will be mentioned in this proposal.   Development Modules (Basic) As we found in first view of requirements, it may vary Admin/Operator  Dashboard  Users o User o Permission  Brand o Name o Description o Photo  Category / Sub-Category o Name o Under Category o Description o Photo  Product o Name o Size o Unit (bottle/can/etc.) o Rate o Category o Content/Ingredients o Origin o Year o Description o Redeem Point o Is New Arrival Item o Is In Stock o Photo o Tasting Notes  Customer o List o Activate/Disable o Redeem Points o Order History o Remove Order o Wallet Record o Redeem Add/Update  Order o Status wise orders o Invoic...

...development to bring our app vision to life. While we have not specified any features or functionalities that we require, we expect the professional to help us identify the necessary elements based on our objectives. The developer will be predominantly responsible for: 1. Crafting the feature within the application 2. Understand the current app code and develop accordingly. 3. Developing React Native modules 4. Document their findings and work and share with the organisation 4. Troubleshooting and resolving all related performance issues While this position focuses on React Native, there might be scope to work on other parts of the app. Therefore, a broad understanding of mobile app development is preferred. To ensure clarity on your expertise, we request you to include your...

I'm in need of a React JS module that can compress multiple PDFs. Key Requirements: - Multiple PDFs: The solution should be able to compress multiple PDF files at once. - User-customizable Compression: The compression should be adjustable by the user with a custom range. - Download Feature: The compressed PDFs should be available for direct download to ...compressed PDFs should be available for direct download to the user's device. Ideal Skills: - Proficient in React JS - Experience with PDF processing libraries or tools - Understanding of user interface design and usability - Ability to create a clean and efficient code - Good communication and availability for updates and modifications. Note: This function has to be build only using React JS modules(NPM packages). No ...

Hi Michael, I will help you to gather and upload leads as usual. Best, Duong

I am in need of a seasoned ERP NEXT developer and consultant who can effectively customize and restructure an ERP system for a healthcare organization. Specific skills and experience that will be key to this project include: - Firm grasp of ERP NEXT, particularly in the aspect of developing custom modules. - Demonstrable expertise in crafting ERP systems for the healthcare industry. - Proven ability and portfolio in managing functionalities like Accounting, Inventory Management, Sales, and Purchasing, even though these were not specifically highlighted. - An impressive track record of past work related to ERP system development. Applicants should note that a clear demonstration of past work relevant to this project is essential in their application. This will confirm their abiliti...

...the pest control industry by developing an all-in-one SaaS platform that will streamline operations, offer new-to-industry reporting and transparency, and redefine customer experience. Project Overview: We are seeking a talented freelancer or agency to develop a cutting-edge SaaS platform that will serve as the backbone of our pest control management system. This platform will encompass various modules including CRM, sales, field service management (FSM), asset management (GIS), pest activity reporting, client interaction, and technician reporting. Our company will be the first and primary user of this platform, we will subsequently endeavour to monetize it as an SaaS. Key Responsibilities: - Collaborate closely with our team to understand detailed requirements and user workfl...

We are looking for an expert in embedded code for RF transceiver modules, particularly experienced with NTR09RSL4 and NTR09CSL4 433MHz LoRa RF Transceiver modules. Your task is to develop and test code to accurately depict their abilities and limitations, we expect the final work to be thoroughly tested, well-commented, and ready for deployment. This project involves long-range connectivity. and NTR09RSL4 and NTR09CSL4 433MHz LoRa RF Transceiver modules are earmarked for integration in IoT devices, hence an affinity for IoT application development will be valuable. Ideal Skills and Experience: - Proficiency in radio frequency transceiver modules particularly NTR09RSL4 and NTR09CSL4 - Familiarity with IoT application development - Solid experience in coding for...

I am looking for a freelance Odoo developer to assist with migrating our current Odoo v11 setup to the latest version, v17. Customizations and Third-Party Modules: - We have customizations and third-party modules installed in our Odoo v11 setup. Deadline: - The deadline for the migration process is 1-2 months. Ideal Skills and Experience: - Strong experience in Odoo development and migration - Familiarity with Odoo versions 11 and 16 - Knowledge of the Sales, Accounting, and Inventory modules - Ability to handle customizations and third-party module integration

I'm looking for a skilled developer who can help me enhance my current website with a few new features and functionalities. Th...functionalities. The specific modifications I'm looking to make are: Add one page that will contains details of subscription we have and create a page to post articles with images It's crucial that the new features are seamlessly integrated into my existing site without compromising its current performance. The ideal candidate will have experience in: - Web development, particularly in adding new modules and features to existing websites. - Payment gateway integration, with a solid understanding of e-commerce functionalities. PHP HTML JAVA CSS Your attention to detail, ability to deliver on time, and your experience with similar projec...

I require a competent professional with database gathering skills to generate a list of 50 email addresses. The key details for this task are: - The email address list should only pertain to US workers. Familiarity with US working sectors will be useful in this task. - The list should only include email addresses. No other personal information (like name or phone number) is necessary. - The task needs to be completed as soon as possible, so rapid work efficiency is desired. Your experience in data mining, particularly email lists gathering, will be a deciding factor for this project. Please include any relevant information on your ability to complete this task efficiently and ethically in your proposal.

I'm seeking an adept Odoo developer to extend the functionality of the Odoo contract module. This will entail: - Adding new features like a print report and automatic serialization functionality. - Designing a bespoke report template based on our specific needs. - Incorporating predefined sections and headings in the report template for improved clarity and understanding of data. The right freelancer should have experience in Odoo module customization, an impressive portfolio with similar assignments, and profound understanding of business metric reporting. Excellent communication skills with keen attention to detail would be critical for this project.

I'm in need of an experienced Odoo Python developer who can customize and integrate new and existing installations. Your key tasks will include: - Developing and integrating new features. - Troubleshoot and fix bugs. - Execute customization of existing modules. - Create customized reports. The integrations I require are mainly with CRM systems and RESTful APIs. I strongly prefer someone with a proven track record of dealing with these types of customizations and integrations. It would also be a bonus if you are familiar with third-party services. Due to the complexity of the project, I need someone who is not only proficient in Python but also has a full understanding of Odoo modules and how they interact with various third-party systems.

I'm seeking an expert to create a bespoke voltage sensor and WiFi module configuration to monitor low voltage (below 100V). The core purpose of...The core purpose of this system is to manage power outage alerts. Key Requirements: - The system should effectively detect power shortages in a low voltage environment. - Upon detection of a power outage, it must immediately send a mobile notification or SMS as an alert. - Expertise in sensor technology and WiFi modules is crucial for this project. - Experience with mobile notification systems is also highly desirable. By integrating your skills in sensor technology, WiFi modules, and mobile alerts, we can build a proactive power outage notification system. I look forward to your innovative solutions and approaches to make t...

1. Integrar la función multi compañía de odoo 11 al módulo. Actualmente, no cuenta ninguna restricción acerca de esto y además hacer algunas mejoras 2. Hacer que el módulo autodetecte y auto seleccione la sesión abierta por el usuario desde modulos de contabilidad, ventas y compras