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I need a developer to improve my web-based POS system's features and search functionality, and integrate a feature to send receipts via WhatsApp. Application is hosted at [login to view URL] Requirements: - Improve search speed and accuracy - Enable offline mode for the POS when no internet connection - Add a feature to send receipts through WhatsApp Ideal Skills: - Experience with web-based POS systems - Strong background in optimizing search functionalities - Familiarity with WhatsApp API integration - Proficient in web development and backend systems Looking for a freelancer who can deliver efficient solutions and enhance user experience.
Project ID: 39685826
92 proposals
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Active 10 mos ago
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92 freelancers are bidding on average $153 USD for this job

Hello Cedric T., I went through your project description and it seems like a perfect fit for my expertise. I’m a Top-Rated Full Stack Developer with over 500+ successful projects, specializing in WordPress, Shopify, custom UI/UX, and high-performance web development. I am an experienced professional with extensive expertise in: ✅ WordPress, Shopify, Laravel, PHP, React.js, Vue.js ✅ MongoDB, MySQL, PostgreSQL ✅ SEO, Payment integrations (PayPal, Stripe, Square) ✅ Pixel-perfect UI/UX and responsive design I ensure secure, fast-loading, and SEO-friendly websites that perform flawlessly across devices. Please come over chat and discuss your requirements in more detail. I also offer: ✅ 1-month free support after delivery ✅ FREE basic SEO setup ✅ Security and backup configuration included Regards, Kausar Parveen Multimedia Graphic Designer & Full-Stack Developer Your Partner in Digital Excellence
$180 USD in 3 days
8.3
8.3

Hello, As the head of CodeNomad, a group of top-level developers with over 12 years of experience, I confidently affirm that our services are perfectly aligned with what you’re looking for. We specialize in Node.js, Python, and PHP among numerous other languages used to build web-based POS systems like yours. Our proficiency in frameworks like Django, Flask and Laravel can optimize your system’s search functionality and enhance its performance significantly. The addition of an offline mode is not a challenge for us either; we’ve developed powerful applications that can seamlessly handle transactions without an internet connection, ensuring your business is never affected. Furthermore, our extensive skillset also includes Whatsapp API integration which will easily enable your customers to receive receipts through the messaging app. In essence, our goal at CodeNomad aligns perfectly with yours: providing efficient solutions to enhance user experience. With our experience and expertise, we have created impactful solutions for various domains similar to yours including eCommerce and ERP. It would be our pleasure to improve your web-based POS system's features and functionalities to facilitate smooth operations. Give us a chance; you won't be disappointed! Thank you
$250 USD in 5 days
8.1
8.1

Hello! I have extensive experience in developing and optimizing web-based POS systems, with a strong focus on enhancing search functionalities and integrating various APIs. My background includes working on projects that require both front-end and back-end development, ensuring a seamless user experience. One similar project I worked on involved revamping a retail POS system where I significantly improved search speed and accuracy while integrating a feature that allowed users to send receipts via SMS and email. This experience has equipped me with the skills necessary to tackle the requirements of your project effectively. For your web-based POS system, my high-level technical plan would include analyzing the current database and search algorithms to implement optimizations, developing an offline mode using local storage, and leveraging the WhatsApp API for receipt delivery. I believe these improvements will greatly enhance the functionality and user experience of your application. I would love to discuss this project further and explore how I can help you achieve your goals. Best, Inderdeep
$30 USD in 7 days
8.1
8.1

Hello Cedric T., I have read the project details and understood the overall requirement. I am Abdul, a seasoned developer with 5 years of experience in PHP, Mobile App Development, Software Architecture, MySQL, Web Development, Backend Development, and API Integration. I have successfully delivered multiple projects in similar domains. For this project, I plan to enhance the web-based POS system by improving search speed and accuracy, enabling offline mode functionality, and integrating a feature to send receipts via WhatsApp. You can view my portfolio here: https://www.freelancer.com/u/mannanmaan1425 Please ping me back so we can discuss the project further in the chat. Best regards, Abdul
$30 USD in 1 day
7.4
7.4

As a professional Full Stack Developer, I have a strong background in designing and implementing efficient search functionalities for web-based applications. A prime example of this is my experience with improving search speed and accuracy. With this skillset, I am confident that I can significantly enhance your POS system's search functionality to facilitate a more seamless experience for you and your customers. Additionally, my proficiency in PHP paired with my familiarity in API development and integration makes me the ideal candidate to introduce the WhatsApp receipts feature you're looking for. I understand the importance of reliable communication channels in business transactions, and I'm excited to implement this solution to help streamline your operations. Lastly, as you've mentioned the desire for offline functionality, I am well-versed in creating robust server-side architectures that can support offline mode when an internet connection isn't available. My aim is to provide you with a complete POS solution that meets all your needs and enhances the overall user experience. Let's transform your POS system together!
$90 USD in 3 days
7.7
7.7

Hello Cedric, I understand the importance of enhancing your web-based POS system's features, especially in improving search speed and accuracy while also integrating WhatsApp for sending receipts. My experience with similar systems ensures that I can provide effective solutions tailored to your needs. I will focus on optimizing the search functionality and implementing an offline mode for your POS system, ensuring seamless user experience even without internet access. Furthermore, I am well-versed in WhatsApp API integration, which will make sending receipts a breeze for your customers. I am committed to delivering results that not only meet your expectations but also enhance the overall user experience significantly. Thanks, Muhammad Asif
$140 USD in 3 days
7.0
7.0

Hi, I can help u as i have done several similar jobs related to Web Development, Mobile App Development, Web Application, Backend Development, API Integration, Software Architecture, PHP and MySQL, I have read the details and furthermore discuss about it, plz discuss with me in detail. Regards
$250 USD in 9 days
6.9
6.9

With over a decade of experience in full-stack web and mobile app development, I am well-versed in optimizing search functionalities to enhance the user experience - this exactly what your project needs! I have had the privilege of working with diverse clients, creating highly efficient and scalable solutions that align with their unique requirements. My skills in PHP, Laravel, Web Design, and all the other technologies mentioned in my profile make me more than capable of improving your web-based POS system's features and search functionality. Additionally, I have a strong background in integrating APIs and would ace the task of equipping your system with the feature to send receipts through WhatsApp. Furthermore, being comfortable with offline mode integration for POS systems strengthens my suitability for your project. What sets me apart is not just my technical expertise but also my knack for understanding the project at hand and delivering top-notch quality adhering to strict deadlines. I'm eager to prove myself once again by optimally improving your web-based POS system while bringing an ease-of-use aspect primarily for intricate undertakings like sending receipts via WhatsApp. Let's create a seamless experience for you and your customers!
$50 USD in 3 days
7.0
7.0

Greetings, I see that you're looking to enhance your web-based POS system by improving its search functionality and adding WhatsApp receipt integration. I would focus on optimizing your search algorithms to boost both speed and accuracy, ensuring users can find what they need quickly. Implementing offline mode would involve creating a robust local storage solution, so your system remains functional even without an internet connection. Additionally, integrating the WhatsApp API for sending receipts will streamline communication and enhance customer experience. With my experience in developing web-based systems and working with APIs, I'm confident in delivering effective solutions tailored to your needs. Best regards, Saba Ehsan
$150 USD in 4 days
6.6
6.6

I've successfully enhanced similar POS systems, leveraging Elasticsearch for lightning-fast search and Twilio for seamless WhatsApp integration, boosting sales conversions by 25% in a previous project. My expertise lies in optimizing database queries, implementing robust APIs, and ensuring secure data handling within a web-based environment. My approach involves a phased implementation: First, I'll optimize your existing database schema and indexing for Elasticsearch, significantly improving search speed and relevance. Next, I'll develop a secure, RESTful API to connect your POS with Twilio's WhatsApp Business API, enabling order confirmations, customer support, and marketing automation. Finally, I'll conduct rigorous testing and provide comprehensive documentation. All code will adhere to best practices and security standards. Let's discuss this further! Could you share details about your current POS system’s architecture and the specific WhatsApp functionalities you require to ensure a perfect solution?
$193.29 USD in 21 days
6.8
6.8

This is exactly the kind of work I love doing. Improving search speed and accuracy, enabling offline mode, and integrating WhatsApp receipt feature align perfectly with my expertise. I have experience in enhancing POS systems and optimizing search functionalities, along with proficiency in web development and backend systems. I’ve successfully completed similar projects before and always ensure top-notch results. I’m happy to offer insight even if you don’t go with me. Regards, Anne S.
$200 USD in 5 days
6.1
6.1

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
$120 USD in 3 days
6.1
6.1

Hello, I can enhance your POS system by making the search faster and more accurate, adding an offline mode for uninterrupted sales, and integrating WhatsApp receipts to improve customer convenience. Each feature will be tested thoroughly to ensure smooth performance in your live environment. I’ve worked on POS systems and custom API integrations, including WhatsApp messaging, with a focus on improving speed, reliability, and overall usability. Let’s connect to go over the details and get this done. Regards, Arbaz M
$140 USD in 2 days
6.4
6.4

Waqas Ahmed I’ll optimize your POS search for instant, accurate results, add offline mode so sales never stop without internet, and integrate WhatsApp receipt sending using a reliable API with delivery tracking. With experience in POS performance tuning, backend optimization, and seamless API integration, I’ll ensure your system runs faster, works anywhere, and keeps customers engaged. Your POS will be smarter, faster, and more customer-friendly than ever.
$140 USD in 7 days
6.1
6.1

Hi there, I’m pleased to offer you a 25% discount on this project. With over 8 years of experience in developing and optimizing web-based POS systems, I can help you significantly improve your search functionality and seamlessly integrate WhatsApp into your platform. For the search enhancement, I will implement advanced filtering options, real-time query results, and optimized indexing to ensure fast and accurate lookups, even with large datasets. The design will be user-friendly and fully responsive so your staff can use it efficiently across devices. For the WhatsApp integration, I will set up a secure API connection that allows you to send and receive order updates, customer queries, and notifications directly from your POS system. This will improve communication speed and enhance customer satisfaction. I’ll ensure that both modules are fully tested for reliability, security, and smooth performance. My approach will include clean coding practices, proper documentation, and future scalability in mind. I’m available 24/7 for communication and will provide ongoing support for updates, bug fixes, and improvements at no additional cost. Your project will be delivered on time with a focus on both functionality and user experience. Let’s get started on creating a faster, smarter, and more connected POS system for your business. Best regards, Sohail
$30 USD in 1 day
6.8
6.8

Hi, I can optimize your POS search by improving indexing and query handling for instant, accurate results, enable offline mode with local caching and sync on reconnection, and integrate WhatsApp receipt sharing via WhatsApp Business API for seamless customer communication. The plan is to refactor search endpoints, implement client-side IndexedDB or service workers for offline transactions, and securely connect the POS to WhatsApp API with template-based messages. Potential issues may include API approval delays for WhatsApp templates, browser storage limits for offline mode, and ensuring data sync integrity, but I’ll design fallbacks to guarantee stability. With a 100% job success track record and proven reliability, you’ll get a fast, robust, and user-friendly upgrade. thanks, Truong Pham.
$250 USD in 7 days
6.1
6.1

*****NO UPFRONT PAYMENT**** I can start work immediately I'm Amarjeet Singh, a seasoned Full Stack developer. I thrive on the challenge of end-to-end management of new website development projects. From building dynamic web applications to optimizing user experience, I will deliver tailored solutions that drive success. As a Full Stack Developer, I have successfully delivered numerous projects with PHP Laravel and React and Node, leveraging my deep knowledge of Node.js and React to build robust and scalable backend and frontend solutions. My expertise in PHP and Laravel allows me to develop efficient and secure web applications, while my strong grasp of MongoDB and MySQL ensures seamless database integration If you are seeking a dedicated and versatile Full Stack Web Developer who can bring your ideas to life, I would be thrilled to collaborate with you. Let's discuss your project and create exceptional web experiences together. Contact me now to get started.
$140 USD in 3 days
6.0
6.0

Hey Cedric T., Good afternoon! I have gone through your project, Enhance Web-Based POS Search & WhatsApp Integration, and I am ready to start working as soon as you confirm. I offer best quality and highest performance at a reasonable price, with on-time delivery. I’m well-versed in PHP, Python, CSS, HTML, JavaScript, jQuery, Bootstrap, Angular, AJAX, Laravel, WordPress, Software Architecture, API Integration, Backend Development, Web Development, Mobile App Development, PHP, Web Application and MySQL. I’d love to discuss the project further to ensure we’re aligned on the scope, timeline, and deliverables. Please let me know a convenient time for us to connect, and I’ll be happy to accommodate. Appreciate your prompt response
$30 USD in 1 day
6.1
6.1

I have reviewed all your requirements and will enhance your web-based POS by significantly improving search speed and accuracy through optimized indexing and query handling. Offline mode will be implemented using local caching and service workers to ensure uninterrupted sales operations without internet. Additionally, seamless WhatsApp receipt sending will be integrated using the WhatsApp Business API, providing quick and reliable customer communication. With strong expertise in web development, POS systems, and API integrations, the solution will focus on performance, usability, and scalability to elevate your user experience and operational efficiency. The improvements will be designed for easy maintenance and future upgrades. Looking forward to delivering a robust, efficient, and user-friendly enhancement for your POS system. Rafia S.
$70 USD in 3 days
5.7
5.7

Hello, I have read your job description carefully and believe I am a perfect fit for your POS system improvements. I have experience with web-based POS systems, optimizing search speed and accuracy, enabling offline mode for smooth operation without internet, and integrating WhatsApp API for sending receipts directly to customers. I focus on delivering efficient, user-friendly solutions that enhance performance and overall user experience. I’m ready to start immediately and ensure timely, high-quality results. Best wishes, Arijan
$140 USD in 7 days
5.7
5.7

Flower Mound, United States
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