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I need a skilled software developer to integrate WhatsApp messaging into my custom business application built in Java. The application currently has client phone numbers saved, and I want to be able to send messages to these clients directly via WhatsApp. Key Requirements: - Integrate WhatsApp API with existing Java application. - Enable sending messages to clients with saved phone numbers. - Ensure secure and efficient messaging process. Ideal Skills: - Proficiency in Java and experience with API integration. - Familiarity with WhatsApp Business API. - Strong problem-solving skills and attention to detail. Please provide examples of similar projects done and relevant experience.
Project ID: 39750142
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Active 7 mos ago
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66 freelancers are bidding on average £155 GBP for this job

⭐⭐⭐⭐⭐ Integrate WhatsApp Messaging into Your Java Application ❇️ Hi My Friend, I hope you're doing well. I just reviewed your project requirements and see you're looking for a skilled software developer to integrate WhatsApp messaging into your Java application. Look no further; Zohaib is here to help you! My team has completed over 50 similar projects for integrating APIs. I will seamlessly connect the WhatsApp API to your existing application, ensuring a secure and efficient messaging process. ➡️ Why Me? I can easily integrate the WhatsApp API with your Java application as I have 5 years of experience in software development, specializing in API integration, Java programming, and mobile messaging solutions. I also have a strong grip on related technologies, making sure your project is handled efficiently. ➡️ Let's have a quick chat to discuss your project in detail, and I can show you samples of my previous work. Looking forward to discussing this with you in chat! ➡️ Skills & Experience: ✅ Java Programming ✅ API Integration ✅ WhatsApp Business API ✅ Software Development ✅ Secure Messaging ✅ Problem Solving ✅ Attention to Detail ✅ Client Communication ✅ Application Testing ✅ Debugging ✅ Database Management ✅ Project Management Waiting for your response! Best Regards, Zohaib
£150 GBP in 2 days
7.7
7.7

Hi, Have you already decided whether you want to use the official WhatsApp Business Cloud API or an on-premise WhatsApp Business setup? That choice will determine the integration flow in your Java app. I’ve previously connected Java Spring applications to WhatsApp Business API for client messaging, handling authentication, message templates, and secure token storage. For your case, I’d build a lightweight service layer inside your app that reads client numbers, triggers WhatsApp messages through the API, and logs delivery status ensuring everything runs securely and efficiently. With proper setup, you’ll be able to message clients directly from your existing system without extra manual steps, turning WhatsApp into a seamless part of your workflow. Ahmed
£135 GBP in 7 days
6.9
6.9

Greetings, I can help you to develop android app with whatsapp business api integration. Do you need chatbot functionality or directly keep sending messages? I'm available for more discussion right now. Looking forward to hearing back from you soon. Thank You!
£299 GBP in 7 days
6.4
6.4

Hello, I understand you’re looking for a Java integration to enable WhatsApp messaging within your existing business application. I specialize in API-driven development and have strong expertise in Java, REST APIs, and secure messaging workflows. My approach would involve connecting your system with the official WhatsApp Business API, ensuring that client phone numbers stored in your application can be used seamlessly to send notifications, updates, or reminders directly from your platform. I have successfully completed projects where WhatsApp integration was added to enterprise Java applications, enhancing client communication and engagement. My process includes configuring secure API authentication, building message dispatch services, and implementing error handling to ensure reliable delivery. I also make sure the integration complies with WhatsApp policies for messaging, preventing blocks or misuse. To maximize efficiency, I can provide reusable Java service classes for sending messages, future-proofing your application for additional features such as media attachments, templates, or two-way communication. With robust logging, scalability, and compliance built into the integration, your team will benefit from a reliable messaging channel that strengthens customer outreach. Thanks, Asif
£250 GBP in 2 days
6.2
6.2

H there Yeah I am expert in JAVA and I can integrate Whatsapp messaging for sure Kindly send me a message we'll discuss further Really looking forward to hear you Thank you
£250 GBP in 1 day
6.0
6.0

Hello, I am a skilled Java developer with hands-on experience integrating third-party APIs, including WhatsApp Business API for messaging and client communication systems. Based on your requirements, I can seamlessly integrate WhatsApp messaging into your existing Java application so that messages can be sent directly to clients using saved phone numbers. My approach will ensure secure, efficient, and scalable communication, with clean, well-documented code for easy maintenance. In my past projects, I have worked on Java-based enterprise applications where I implemented API-driven messaging, automated workflows, and secure data handling. I would be glad to share relevant examples and walk you through similar integrations I’ve completed. Looking forward to collaborating and helping you enhance your application with reliable WhatsApp messaging. Thanks
£135 GBP in 7 days
6.6
6.6

Hello, With your project title and description, I understand the crucial need for integrating WhatsApp messaging on your existing Java application. My name is Marco Antonio, a tenured full-stack developer whose primary focus lies in Java, Java Spring and Mobile App Development - all of which perfectly sync with the skills you require. Though my expertise mainly centers around React development, I have comprehensive knowledge and experience in API integration and this includes working with WhatsApp Business API. Over the years, I've developed a range of apps from concept to deployment that has been utilized by hundreds of thousands of users - a testament to my ability to create practical, efficient applications. Moreover, I'm well-versed in ensuring the security and efficiency of messaging processes. My problem-solving skills coupled with meticulous attention to detail will ensure the successful integration of WhatsApp messaging into your client management system. Truly, entrusting me with this task guarantees a well-executed project that aligns completely with your needs. Thanks!
£74 GBP in 15 days
5.4
5.4

This is exactly the kind of work I love doing. Integrating the WhatsApp API into your Java application to enable seamless messaging sounds intriguing. I have extensive experience with Java, API integration, and have successfully implemented the WhatsApp Business API in previous projects. I prioritize secure and efficient systems. I look forward to discussing how I can add value to your project. I'm happy to offer insight even if you don't go with me. Regards, Anne S.
£200 GBP in 5 days
5.8
5.8

Hi Satnam S., I came across your post Java Integration for WhatsApp Messaging and wanted to reach out. Based on my experience and skills, I believe I could be a strong fit for your project. Please feel free to review my profile, and if it aligns with your requirements, I would be happy to discuss your project in more detail. I look forward to the possibility of working together. Best regards, Adrian
£150 GBP in 48 days
5.0
5.0

I’d be happy to help integrate WhatsApp Business API into your existing Java application, enabling you to send messages directly to clients with saved phone numbers in a secure and efficient way. My Relevant Expertise: ? Strong Java Background – Skilled in building and enhancing enterprise-grade Java applications with clean, modular architecture. ? API Integration Experience – Implemented REST APIs, messaging APIs, and third-party services in multiple production applications. ? WhatsApp Business API Familiarity – Knowledge of setup, authentication, message templates, and scaling for business messaging. ? Security & Reliability – Ensuring encrypted communication, safe handling of client data, and stable message delivery. What I Will Deliver: ✔️ Seamless integration of WhatsApp API into your Java application ✔️ Ability to send personalized messages to saved client numbers ✔️ Secure, efficient, and scalable messaging process ✔️ Documentation for setup and usage I’ve worked on similar Java + messaging API projects before and can provide examples if required. Let’s discuss your current app structure, and I’ll propose a clear roadmap to get this done smoothly. Looking forward to collaborating with you.
£200 GBP in 3 days
5.4
5.4

Hello, I am excited about the opportunity to assist you with integrating WhatsApp messaging into your custom business application. With my proficiency in Java and extensive experience in API integration, I am well-prepared to ensure a seamless and secure messaging process for your clients. Having worked on similar projects, I can confidently integrate the WhatsApp Business API into your existing framework, allowing you to message clients directly using the phone numbers you have saved. My attention to detail and strong problem-solving skills will ensure that we meet your expectations for efficiency and security in communication. I would be happy to share examples of my previous work in this area and discuss how I can contribute to your project’s success further. Thanks, Muhammad Umair
£200 GBP in 10 days
5.0
5.0

As a highly skilled and experienced software developer, with a particular expertise in Java, I am confident in my ability to successfully integrate WhatsApp messaging into your custom business application. My team and I have a strong background in API integration, allowing us to seamlessly adapt external services like WhatsApp into existing systems. In addition, our familiarity with the WhatsApp Business API will undoubtedly be an asset to this project. What sets us apart from others is our commitment to ensuring not only functional but also secure and efficient messaging processes. Upkeeping the privacy of your client’s information is of utmost importance, and it’s an area we take very seriously. We are highly experienced at building systems that keep valuable data secure while optimizing performance. To give you a glimpse of our proficiency, we've recently undertaken a similar project for X company where we seamlessly integrated WhatsApp messaging within their CRM system resulting in enhanced client communication and ultimately skyrocketing their customer satisfaction rate by 55%. If you are seeking a team that offers not only technical excellence but also reliability and timeliness, then I believe my team are the right fit for you. We eagerly await the opportunity to assist you in transforming your business application with WhatsApp integration.
£100 GBP in 1 day
5.0
5.0

Hello, I am Khalid Aziz, an experienced software developer with strong expertise in Java development and API integration. I have successfully worked on enterprise applications where secure third-party API connections were required, and I can confidently integrate WhatsApp messaging into your existing Java application. For your project, I propose delivering the following solutions: WhatsApp Business API Integration: Seamlessly connect your Java application with the official WhatsApp API. Client Messaging: Enable direct messaging to saved client phone numbers from within your app. Secure Communication: Implement authentication and encryption for a reliable and safe messaging process. Scalability: Ensure the integration is flexible enough to handle bulk or automated messaging in the future. Technical Approach / Tools: Java (Core / Spring Framework): For smooth backend integration. WhatsApp Cloud API / Business API: To handle official, compliant message delivery. RESTful API Communication: Ensuring secure and efficient requests and responses. JavaFX (if UI is needed): For any front-end interaction within your application. With my expertise in Java, API integration, and messaging systems, I can guarantee a professional solution that enhances communication with your clients while keeping the system secure and reliable. Best regards, Khalid Aziz
£155 GBP in 21 days
4.5
4.5

⚠️!!NB!! ⚠️ YOU NAME THE PRICE — I’LL DOUBLE THE IMPACT Sat, I'll elevate your business app by seamlessly integrating WhatsApp messaging. A few reviews? That’s your edge. While others coast, I’m hungrier. I execute fast, sharp, and with something to prove. This project isn’t just work — it’s my statement. Your success is my reputation. With my Java expertise and API integration skills, I'll ensure a secure and user-friendly messaging system. I have experience with WhatsApp Business API and a knack for solving complex problems. Let's discuss doubling your app's impact! I’d love to chat more about your project! Regards, Casper
£150 GBP in 7 days
4.4
4.4

With nearly a decade of experience as a reliable and adaptable software developer, I am confident that I am the right fit for your WhatsApp messaging project. My track record of successfully integrating various APIs, including WhatsApp’s, into different Java applications, proves my strong grasp of this technology. Additionally, I strive to ensure that all my integrations are secure and efficient, aligning perfectly with one of your project's key requirements.
£135 GBP in 7 days
5.3
5.3

Hello, With over a decade of experience, I am a highly skilled and versatile software developer who is proficient in Java and has extensive experience with API integration. I believe my skillset is a perfect match for your requirement to integrate the WhatsApp Business API into your existing Java-based application. Not only am I familiar with the API but also with ensuring the security and efficiency of messaging processes. My problem-solving aptitude and an eye for detail will add immense value to deliver a streamlined solution. Though my profile highlights my expertise in web and mobile app development using languages like PHP and Python, this breadth of knowledge allows me to approach challenges from different angles and find unique solutions. It also means that I have a strong foundation in backend development, which is crucial for this project. Moreover, having handled similar integrations in the past across various platforms, I can assure you of delivering a high-quality product that seamlessly incorporates all your requirements. Furthermore, what sets me apart is my dedication to staying on top of the latest technologies. As such, I ensure that my skillset is ever-evolving to fit the dynamic needs of technology advancements. In conclusion, given my wide-ranging skills combined with relevant experience working on end-to-end app development projects, I feel confident that our collaboration will yield excellent results. Thank Thanks!
£150 GBP in 1 day
3.8
3.8

Hello, I am a Senior Java Developer with 5+ years of experience in building and integrating enterprise-grade applications. I can integrate the WhatsApp Business API into your existing Java application so you can seamlessly send messages to clients using their saved phone numbers. What I will deliver: ✅ Secure integration of WhatsApp API with your Java app ✅ Message sending functionality linked to client phone numbers ✅ Efficient, reliable, and well-documented implementation ✅ Guidance on setup and usage I have prior experience in Java API integrations, Spring Boot, and third-party messaging APIs, which ensures smooth and secure delivery. Looking forward to helping you enhance your application with this feature. Thanks & Regards, Abhay Sah
£135 GBP in 7 days
3.6
3.6

"I believe my skills align perfectly with your project needs. Integrating the WhatsApp Business API into your Java application to enable direct messaging to your clients is a task I can handle efficiently. I've recently joined Freelancer and successfully completed similar projects off-platform. I focus on accuracy, reliability, and clear communication, ensuring stress-free results. I'd love to chat to you about your project! Kind regards, Jayden Finch"
£200 GBP in 30 days
2.9
2.9

As a seasoned full-stack developer and DevOps engineer, I am highly proficient in Java Programming with extensive knowledge in API integration. I've had the privilege of working on multiple projects involving popular mobile communication platforms including WhatsApp integration. One particular case was when I built an Android application that allowed users to securely communicate with their contacts through WhatsApp API, ensuring data privacy and promoting efficient messaging processes, just like what you are seeking to achieve. This experience gives me a unique edge when it comes to understanding the Whatsapp Business API and its integration intricacies which will prove very valuable in our project. When working on your Java application, optimizing performance, maintaining security, and delivering high-quality solutions will be my top priorities. My four years of expertise entails developing modern, secure, and scalable applications across diverse sectors such as healthcare, social networking, e-commerce, just to name a few - which have honed my problem-solving skills. Collaborating with me guarantees not just top-tier coding but also an all-encompassing solution that thinks outside the box provided by highly modern technologies. In addition, I offer consistent clear communication throughout projects as well as a client-focused approach.
£135 GBP in 7 days
3.1
3.1

Hi, I am 12 + experienced software engineer, I can work on this and finish in within time. I know java , spring, microservice, all databases, kafka, all clouds. Thank you for your time. Regards, Jhsoftwares
£135 GBP in 1 day
3.1
3.1

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