Desarrollo de Extensión Chrome y Backend para Envío Masivo de Mensajes por WhatsApp

Hi there, ★★★ Google Chrome / Firefox / Edge Extensions Expert ★★★ 7+ Years of Experience ★★★ I've read requirements and ready to create a Chrome extension that allows sending personalized mass messages through WhatsApp.. If you are looking for a Extension developer to create, modify or fix problems then you are at right place. What I can do for you? ✔️ Web scraping ✔️ Automate form submission ✔️ Automate button click on a web page ✔️ Filter listings on websites ✔️ Show periodic notifications to the user ✔️ Custom keyboard shortcut ✔️ Take screenshots ✔️ API Integration ✔️ Sending Emails ✔️ Block certain URLs ✔️ Redirect certain web URLs ✔️ Replace ads on websites (only in Custom Offer) ✔️ Dodge the inactivity detector in the website As the requirements on project are not complete and need discussion so i placed tentative bid. To provide you the best quote, let's have a chat! Best Regards, TechPlus Team

As a seasoned software developer with over a decade of hands-on experience, I am confident in my ability to deliver exactly what you're looking for. My team and I have extensive experience in JavaScript, Mobile App Development, and PHP, which are all crucial elements for developing your desired Chrome extension as well as the backend for this project. Moreover, we are well-versed in working with WhatsApp Business API, having developed similar solutions in the past. We understand the significance of contact management and streamlined messaging in a business setting. Our expertise not only includes importing contacts from CSV files but also personalizing messages with dynamic fields, emojis, media attachments like images, PDFs and videos just as you've listed. We are capable of building a reliable system that allows scheduling messages for future delivery while providing detailed status reports and efficient error handling. One factor setting us apart is our commitment to optimum security levels. We ensure secure handling of all API keys while implementing comprehensive authentication measures. Additionally, we'll provide detailed installation instructions and thorough documentation on using the API once the project is complete. Don't just take our word for it! Let's connect to discuss some success stories mirrored in our past projects towards achieving similar goals as this one!

I am experienced in Chrome extension development and API integration. I can develop a Chrome extension for sending personalized mass messages through WhatsApp. Using JavaScript (React or Vanilla JS), HTML, and CSS for frontend, and Node.js or Python for backend, I will ensure integration with WhatsApp Business or Twilio API. I have previous experience in similar projects and can provide the complete source code, installation instructions, and API documentation.

Hi. Experienced Chrome extension and backend developer here with 9+ years of hands-on experience, I can assist you in creating a Chrome extension for sending personalized mass messages via WhatsApp. To proceed further, I kindly request the following information: 1. What type of dynamic fields do you want to include in the personalized messages? 2. Do you have a preferred method for scheduling messages (e.g., specific times or intervals)? 3. How do you envision the user interface for managing contacts and messages? 4. Are there any specific reporting features you would like to include for monitoring message statuses? Please initiate a chat so we can discuss the project thoroughly. I look forward to collaborating with you on this innovative messaging solution.

Hi, With extensive experience in both front-end and back-end development, I am confident in my ability to deliver a robust and user-friendly application that meets your needs. Technical Approach To achieve the desired functionality, my approach will include: Frontend Development: Utilizing React or Vanilla JS for a responsive and intuitive user interface, complemented by HTML and CSS for styling. Backend Development: Using Node.js or Python to handle server-side logic, integrating with the WhatsApp Business API or Twilio API for message dispatch. Database Integration: Employing MongoDB or MySQL for efficient storage of contacts and message templates. Security Measures: Implementing secure API key management and user authentication to protect sensitive data. Technical Skills My qualifications align well with your project needs: Languages: Proficient in JavaScript (React, Vanilla JS), Python, and Node.js. API Integration: Hands-on experience with WhatsApp API and Twilio for seamless messaging solutions. Database Management: Familiarity with both MongoDB and MySQL for robust data handling. Task Scheduling: Knowledgeable in implementing cron jobs and cloud functions for message scheduling. look forward to working with you..!

Hi there, I like how you have outlined your project description. I have gone through it and understood all of your requirements, and I can assure you of my best service on time. I can handle this project effectively making sure that I put speed and performance into consideration. You can check my profile (https://www.freelancer.com/u/blackrockwise) for the previous projects I have done and the reviews. I am a professional PHP and Webapp developer and I can handle this task effectively. I will be looking forward to hearing from you. Kind regards, Wisdom.

Heyy there, I have faith that I can create the Chrome extension you need to use WhatsApp to send customized bulk messages. I've carefully gone over your project specifications, taking note of the important features like scheduling, multi-device management, message customisation, contact import from CSV files, and more. My proficiency with Python and Node.js for backend integration, along with my knowledge of JavaScript (both React and Vanilla JS) for frontend development, put me in a good position to manage this project. I can design safe authentication and handle API keys appropriately because I have experience working with Twilio and the WhatsApp Business API. Furthermore, my familiarity with cloud functions and cron jobs—task scheduling solutions—will be helpful for the message scheduling feature. I'm determined. Please come to chat so that we can discuss the technicalities of the project. Looking forward to hearing from you! Anurag

Hola, desarrollar una extensión de Chrome para enviar mensajes masivos personalizados a través de WhatsApp es un proyecto interesante y desafiante. Tengo experiencia en la creación de extensiones de Chrome y en la integración con APIs como la de WhatsApp Business y Twilio, lo que me permite ofrecerte una solución sólida y funcional.

Let my skills speak for you! An experienced Chrome extension developer, I am ready to start right now and create a custom Chrome extension that enables personalized mass messaging via WhatsApp. With features including contact import from CSV, dynamic message customization, attachment options, message scheduling, multi-device management, delivery reports, and error handling. I will use JavaScript (React/Vanilla JS), HTML, and CSS for frontend, Node.js/Python for backend integrating with WhatsApp Business/Twilio API, and MongoDB/MySQL for database. Prior experience in Chrome extensions, WhatsApp API, and task programming preferred. Deliverables will include complete source code, installation guidelines, and API documentation. Please feel free to ask for samples of similar projects. My CREDO: 1-Reputation – is above anything else! 2-I help my customers to grow success and we grow together with our customers! 3-I'm flexible to meet my clients' needs. I make it simple....

★★★Hello, Mobile App Development is not challenge any more★★★ Hi, Jaime B. With 10+ years of experience with Python, JavaScript, Mobile App Development, PHP and Node.js, I can develop your mobile App perfectly in time. I have read your requirements carefully and fully understood what you really wants in your App. Luckily 3 months ago, I developed a similar project like yours that use the same stacks. I 'll use all the source codes and I'm going to modify it for you. I will. Native Development ✅ -For Android: Java, Kotlin ✅ For iOS: Swift, Objective-C ✅ Cross-Platform Development ✅ Frameworks and fireworks and Tools -Android Studio -XCode React Native Flutter Camarin+ Please check out my portfolio: https://www.freelancer.com/u/PetrVrba I’m confident I can deliver your project faster and more reliably than others. Plus, I can share some ideas to make your project even more exceptional! Thanks Petr

HI. I have read your requirement and it is very interesting for me. As a senior full stack developer, I can help your project with high quality on time. SO I would like to disucss more via chatting box. Thank you.

Hi, there. Hope you are doing well. Just read your job post carefully and noticed that I am the best candidate for your project since I have rich experience with Chrome Extension Development and WhatsAPP, Twilio API. I have deep knowledge about Twilio API and integrating them with frontend that is built with React.js or Vue.js. I am able to start working on your project right now and can complete it within 10 days. Looking forward to hearing from you. Best regards, Daniel.

Con toda humildad, creo que seria la opción perfecta para su proyecto "Desarrollo de Extensión Chrome y Backend para Envío Masivo de Mensajes por WhatsApp". Más allá de ser una desarrolladora con experiencia en plataformas múltiples como PHP, JavaScript y Python, mi especialidad es crear soluciones tecnológicas eficientes. Sobre sus requisitos técnicos, tengo amplio conocimiento sobre el desarrollo de extensiones Chrome en React además del uso de API´s como las necesarias para interactuar con WhatsApp Business o Twillio. Asimismo, mi trayectoria incluye el manejo desde base de datos como MongoDb o MySQL hasta la programación de tareas (cron jobs) lo cual les puede proporcionar una solución completa e integrada. Finalmente, mi habilidad para solventar retos informáticos y transmitir información técnicamente compleja de manera comprensible se verá reflejada en mis entregables: un código fuente completo junto a instrucciones detalladas para su instalación y uso. Estoy emocionada por la oportunidad de formar parte de su proyecto. ¡Hablemos!

Hello there! Going through your job description, I believe my skill set makes me an excellent fit. I have experience working on similar project, which I'm confident will be valuable as I contribute to your efforts. I'm available to start immediately and would welcome the opportunity to discuss the project specifics with you. Please let me know if you have any questions or need any additional information from me. I look forward to the chance to work with you on this project. Best regards, Elvis Miladinovic

With over half a decade in the industry, I am confident that my skills line up perfectly with your project requirements. Not only can I build a Chrome extension using React or Vanilla JS for your requirement of importing contacts from CSV files, scheduling automated WhatsApp messages, and managing multiple devices on the backend utilizing Node.js or Python and leveraging the Twilio or WhatsApp Business API, but also assure you of secure handling of your API keys and data storage. Having worked on numerous projects with intricate tasks like cron jobs, AWS Lambda, and Google Cloud Functions, I can guarantee you an efficient and tailored solution to all your needs. Further, I'm experienced with databases such as MongoDB and MySQL that would be perfect for storing data like your contacts and messages securely while delivering comprehensive reports and effective error management. Lastly, I'll ensure not just the timely completion of this project but also provide detailed instructions for its proper installation, configuration as-well as educate you about its API usage. So look no further, let's turn your vision into reality together!

As a seasoned web and mobile developer, with proficiency in multiple languages such as JavaScript, Node.js, PHP and more, I firmly believe I'm the right fit to accomplish your project goals. With extensive knowledge of HTML5, CSS3, React and other relevant technologies, I can effectively develop the user-friendly Chrome extension you seek for mass WhatsApp messaging. My skills in back-end technologies like Node.js and Python, enhances my ability to create a robust and efficient backend system that integrates seamlessly with the desired WhatsApp API. Thanks

Hola, ¿cómo estás? Entiendo que buscas un desarrollador para crear una extensión de Chrome que envíe mensajes masivos personalizados por WhatsApp. Tengo experiencia en el desarrollo de extensiones de Chrome y he trabajado con la API de WhatsApp Business, lo que me permite ofrecerte una solución efectiva y adaptada a tus necesidades. Utilizaré tecnologías como JavaScript (React o Vanilla JS) para el frontend y Node.js para el backend, junto con MongoDB para gestionar los contactos. Mi enfoque incluirá la implementación de funciones de personalización de mensajes, programación de envíos y gestión de errores. ¿Tienes algún formato específico para los archivos CSV de contactos? Además, ¿hay algún límite en el número de mensajes que deseas enviar simultáneamente? Gracias por tu atención.

Hi Jaime B., ✨Thank you for the opportunity to bid on Desarrollo de Extensión Chrome y Backend para Envío Masivo de Mensajes por WhatsApp!✨ As a skilled full stack developer with hands-on experience and over 12 years of experience, I excel in creating dynamic, high-performing web applications. My expertise spans across various JavaScript frameworks and libraries, including PHP, Python, Mobile App Development, Node.js and JavaScript, enabling me to deliver robust, scalable solutions tailored to your needs. I am confident that I can deliver high-quality work within the specified timeframe! Please let me know if you need any clarification or have additional questions. I'm excited to discuss this project further and look forward to the opportunity to work with you. Thank you! Best Regards, Tomas

As a well-rounded software developer, I have vast experience working with JavaScript and Python, key programming languages for your project's Frontend and Backend. On the frontend side, my expertise in JavaScript using both React and Vanilla JS puts me in a great position to develop an efficient and user-friendly Chrome extension. Over the years, I have built numerous Chrome extensions, making me well-versed in managing the Chrome API. Rest assured, I can deliver a high-quality product that satisfies all your requirements. Crucially, my backend skills include familiarity with Node.js - one of your preferred options - and integration with WhatsApp Business API for messaging functionalities. My experience also extends to similar APIs such as Twilio's WhatsApp API. I have strong database proficiency in MongoDB and MySQL – ideal choices for storing contacts and messages. In addition to these technical skills, I am well-versed in data security measures. I understand the importance of safeguarding not only your user data but also your WhatsApp API keys. With this in mind, I ensure that all necessary security protocols are in place to keep sensitive information protected.

Hola, ahí. Tengo experiencia desarrollando extensiones de Chrome y trabajando con APIs como la de WhatsApp Business y Twilio. Puedo crear la extensión con las funcionalidades que mencionas: importación de contactos, personalización de mensajes, programación, manejo de dispositivos, y más. Implementaré el frontend en React o Vanilla JS y el backend en Node.js o Python, con la base de datos de tu preferencia. ¿Podrías compartir más detalles sobre la interfaz de usuario o la estructura de la base de datos? Espero verte pronto en mi chat. Gracias. Saludos, Andres