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I'm looking for an experienced Android developer proficient in Java to made an update in our Android application with SMS-based OTP authentication. This project will specifically utilize Twilio for SMS delivery. Key Requirements: - Update our Android app in Java with SMS-based OTP authentication. - Integrate Twilio for SMS delivery, ensuring compatibility with all major carriers. - Securely collect user phone numbers during the registration process. Ideal Skills: - Strong expertise in Java and Android development. - Prior experience with Twilio integration. - Understanding of secure data handling and user privacy. User interface should be simple and minimalistic. Include extensive testing and detailed documentation. The project should be completed ASAP (within 1-2 weeks).
Project ID: 38867316
31 proposals
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Active 1 yr ago
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31 freelancers are bidding on average ₹25,039 INR for this job

Hi, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on Mobile App Development, Website Development Please come over chat and discuss your requirement in a detailed way. Thank You
₹20,000 INR in 7 days
6.9
6.9

Hello sir, I have 9 years of experience in App development. Let's connect for a detailed discussion. Best Regards, Bhargav
₹30,000 INR in 7 days
6.9
6.9

Hello there! I am an android developer and I will update your app to accommodate otp based authentication using twilio. I am ready to start now and I will complete it on urgent basis. Message me to discuss about the project and start the work. Thanks Aryan
₹30,000 INR in 5 days
6.8
6.8

Hello, good time Hope you are doing well I'm expert in MATLAB/Simulink, Python, HTML5, CSS3, Java, JavaScript and C/C#/C++ programming and by strong mathematical and statistical background, have good flexibility for solve your project. I have many experience practical and theoretical in implementation different algorithms (such as: state estimation and Kalman filter, design controller, analysis closed loop stability, signal and systems, signal processing, heuristic optimization, fuzzy logic, neural network and machine/deep learning fields). Evidence of this claim exist in the portfolio. I have read your project description and I can help you (without any plagiarism). Please send me the details of your project. Thanks for attention 100% Jobs Completed, 100% On Budget, 100% On Time ⭐⭐⭐⭐⭐ 5-star reviews
₹35,000 INR in 7 days
6.5
6.5

Hello sir, I am Moamen and I am an expert Android developer. I have done many Android apps before and ready to develop yours too. I can update your app authentication and implement Twilio API to use OTP authentication with your app. I have a good knowledge in working with APIS and Firebase. I can also develop a PHP/MySQL backend admin panel. I have an excellent knowledge in Android development and I have about 3 years experience in that field. I can finish your job in the shortest time possible with the best quality you can get. Contact me to discuss further details. Regards
₹20,000 INR in 5 days
6.5
6.5

As a seasoned Android developer and the owner of Peytonsoft Technology Pvt Ltd, I have amassed over 7 years of experience working on various software, application, and Android app projects, including SMS-based OTP authentication. Throughout my professional journey, I have successfully completed around 2560 projects including incorporating features such as the one you're seeking - Twilio integration for SMS delivery. I understand the importance of user security while handling sensitive data like phone numbers. Moreover, not only do I specialize in Java and Android development just like you are looking for, but I'm also well-versed in other technologies that may come in handy throughout the project - Kotlin, Swift, ReactNative, and Flutter to name a few. Being familiar with these technologies ensures that in case we need to venture further than Java, we won't be limited by my knowledge or skills but rather propelled by them Thanks Kumar
₹35,000 INR in 45 days
5.7
5.7

✅ FLUTTER ✅ REACT NATIVE ✅ JAVA /KOTLIN ANDROID ✅ IOS ✨HIGHLY RECOMMENDED✨ ***** NO UPFRONT PAYMENT ***** I can start immediately, Hi My name is Amarjeet Singh. I have read your job ( Java Android App with SMS OTP ). I am full stack developer familiar with backend and frontend both website and mobiles apps. If you're seeking a reliable, experienced developer to bring your web ideas to life, let's connect and discuss how I can contribute to your success. I'm ready for any Interview or want to discuss anything. I am available at your comfort time and start your work... Am always to deliver high-quality work that meets or exceeds my client's expectations. I can help you if you need a reliable and knowledgeable web developer to turn your ideas into reality. Let's achieve your business goals together. I provide swift service at a reasonable rate. Let's work together to bring your project to life! If you award me the project I'd be very happy to discuss this further and get started for you as soon as possible. You can see an example of one of those projects in my portfolio here: https://www.freelancer.in/u/fullstack0407
₹20,000 INR in 14 days
5.5
5.5

"I have gone through your description. "This is my area of specialization, i can get it done 100 % perfectly well. Please ping me in person. I can help you to complete all tasks. I have hands-on experience in this field. We have already done similar types of projects. Connect with us for more details. Rest assured your satisfaction is guaranteed." Looking forward to your response." Thank you for your time and I am confident that we will be a great fit for this project. Best,
₹16,000 INR in 7 days
5.0
5.0

Hi, I am an experienced Android developer specializing in Java and have extensive expertise in integrating Twilio for SMS delivery. I can efficiently update your app with SMS-based OTP authentication, ensuring secure phone number collection, a minimalist UI, and carrier compatibility. I will deliver the project with rigorous testing and detailed documentation within the 1-2 week timeframe.
₹25,000 INR in 7 days
4.5
4.5

Hi, With over 9 years of experience and more than 550 successful projects under my belt, I am confident in my ability to deliver exceptional results for your Java Android app. My proficiency in Java combined with my extensive familiarity with Android development makes me the ideal candidate for this project. Additionally, I possess an in-depth understanding of secure data handling and user privacy, which will be valuable in integrating SMS-based OTP authentication. I have already worked on several projects involving Twilio integration, and therefore, I know the platform inside out. This means that I can ensure your SMS delivery is compatible with all major carriers while maintaining its utmost security. During our collaboration, I will also make sure that user phone numbers are securely collected during the registration process. Time sensitivity is crucial to meet your goal of completion within 1-2 weeks. Be rest assured, my work ethic is focused on providing timely and quality project deliveries. Combining my technical skills, meticulous attention to detail, and eagerness to learn, I am committed to offering you a top-rated service that guarantees your 100% satisfaction. Let's discuss further how we can transform your vision into an exceptional reality.
₹25,000 INR in 7 days
5.5
5.5

hello sir i have good android java experience, i did many app on google play and for client i can work on your project and implement successfully your all your requirement.
₹30,000 INR in 7 days
4.3
4.3

Dear Sir/Mam, Greetings! I hope this message finds you well. I am writing to express my interest in your project as a seasoned full-stack web developer with over 7 years of hands-on experience. Having successfully delivered numerous projects across a variety of industries, I am confident that I can provide the expertise and skills needed to meet your requirements. After thoroughly reviewing your project description, I believe I have a strong understanding of the scope and objectives. If you can provide further details and any specific project requirements, I am ready to start working right away to ensure timely and high-quality delivery. I would be happy to share examples of previous projects that align with your needs to demonstrate my capability. Feel free to initiate a chat so we can discuss the project in detail, including the timeline, deliverables, and budget, which I am open to discussing and adjusting based on your preferences. Looking forward to hearing from you and potentially working together! Best regards, Pramod Shukla
₹25,000 INR in 16 days
4.1
4.1

Hello, I'm Kanhaiya, an Android developer with a deep knowledge of Java and Twilio integration, which I believe makes me the ideal candidate for your project. My company brings together a diverse skill set that encompasses the entire software development landscape. We have successfully completed numerous projects incorporating mobile app development, complex engineering and data analytics, drawing on over five years of experience to deliver reliable and secure solutions. Moreover, your tight timeline for this project is not an issue for us; our agile modus operandi enables us to deliver quality work swiftly. What sets us apart is our commitment to delivering value through talent and dedication. By choosing us, you can be assured of an updated Android app with a clean, minimalistic user interface that complies with all major carriers, courtesy of our Twilio expertise. Additionally, we offer extensive testing and detailed documentation as part of our package, giving you complete peace of mind about your new SMS OTP authentication feature. Let's start building something great together! Thanks Kanhaiya Meena
₹29,000 INR in 10 days
0.0
0.0

Having successfully developed numerous Android applications over the past 5 years, integrating Twilio and SMS-based OTP authentication is well within my wheelhouse. Your current project perfectly aligns with my skills and expertise that include strong knowledge of Java, prior experience of Twilio integration and understanding of secure data handling. Creating an uncomplicated and minimalistic user interface has always been a focal point in my app development process, ensuring not only a seamless user experience but also making it less prone to possible errors. With Java and Android development as my core strengths, I will guarantee that the application is extensively tested before launch. Timelines are crucial, and I appreciate your urgency in this matter. By focusing on delivering quality work while adhering to strict deadlines, I ensure faster time-to-market for your project without compromising on the integrity of the deliverables. My commitment to providing detailed documentation would also ensure future maintainability of the app or any further enhancements. In summary, with my extensive experience in mobile development, particularly with respect to your requirements of Java, Android application development and knowledge of integrating third-party APIs like Twilio, along with my dedication to client satisfaction, I firmly believe that I am uniquely positioned for this project.
₹25,000 INR in 7 days
0.0
0.0

Greetings Client, I just read your project details regarding "Java Android App with SMS OTP". I hope you're doing well! I’m excited to assist with updating your Android application to integrate SMS-based OTP authentication using Twilio. With over 5 years of experience in Android development and secure authentication systems, I can ensure this feature is implemented effectively and securely. Why Choose Me? Expertise: Proficiency in Java and Android development with a focus on secure authentication systems. Experience: Extensive experience integrating third-party services like Twilio for SMS delivery, ensuring smooth communication with all major carriers. Security Knowledge: Expertise in handling sensitive data like phone numbers securely to protect user privacy. I am confident that my skills and experience make me an ideal fit to develop a high-quality website tailored to your needs. I look forward to the opportunity to collaborate and bring your project to life. Thanks and Regards
₹20,000 INR in 7 days
0.0
0.0

Dynamic and results-driven Android Developer with over 10 years of experience in designing, developing, and deploying scalable mobile applications. Proficient in Java, Kotlin, and the Android SDK, with a strong background in building user-friendly applications for diverse industries. Demonstrated ability to lead projects from concept to launch, collaborating effectively with cross-functional teams and utilizing Agile methodologies. Committed to maintaining high standards of quality and performance while staying current with emerging technologies and industry trends. Passionate about delivering innovative solutions that enhance user experience and drive business growth.
₹25,000 INR in 7 days
0.0
0.0

As a highly proficient and experienced Android developer with extensive knowledge of Java, I believe I would be the perfect fit for your project. Throughout my career, I've specialized in many areas including Spring Framework, RESTful API development, JPA/Hibernate, Microservices architecture and Agile methodology. The combination of these skills puts me in a unique position to understand and incorporate your project requirements effectively. Furthermore, my prior experience with Twilio integration adds an additional layer of value to my proposition. Over time, I've gained deep insight into ensuring compatibility with all major carriers while utilizing Twilio for SMS delivery. This ensures that the OTP functionality will be robust and reliable on your Android application. Lastly, my understanding of secure data handling and user privacy is unwavering. In today's world, user information is extremely sacred and it deserves nothing less than high-grade security. My profound knowledge in securing user data during the registration process will ensure that your users' phone numbers are collected with utmost confidentiality. Together, we can not only create a simple and minimalistic user interface but also deliver a high-quality product well within your time frame without compromising on the security aspect. Thank you for considering me for this important project!
₹22,000 INR in 7 days
0.0
0.0

I am excited to help you update your Android application by integrating SMS-based OTP authentication using Twilio. With my strong background in Java and Android development, combined with experience in secure data handling, I can ensure the update is implemented efficiently and seamlessly. Scope of Work: Update Application: Modify your app to include OTP authentication functionality during the registration process. Twilio Integration: Implement Twilio for SMS delivery, ensuring compatibility with all major carriers for reliable OTP delivery. Secure Data Handling: Ensure the secure collection and handling of user phone numbers, adhering to best practices for privacy and data security. UI/UX Enhancements: Design a simple and minimalistic user interface to keep the authentication process intuitive. Testing and Documentation: Perform extensive testing to ensure reliability and provide detailed documentation for maintenance and future updates. Key Advantages of Choosing Me: Strong Java Expertise: Extensive experience in Java-based Android development. Twilio Integration Experience: Proven track record of integrating Twilio APIs for secure and efficient SMS delivery. Timely Delivery: Committed to completing the project within your desired timeline (1-2 weeks). I am confident in my ability to deliver a robust solution tailored to your requirements. Let’s discuss further details and get started on bringing this feature to life.
₹34,000 INR in 7 days
0.0
0.0

Thank you for considering my bid for updating your Android application with SMS-based OTP authentication. I have two years of experience in Java and have successfully integrated Twilio for SMS delivery in previous projects. I will ensure secure collection of user phone numbers during registration and create a simple, minimalistic UI. My approach includes extensive testing and detailed documentation. I am ready to start immediately and can complete the project within 1-2 weeks. Looking forward to the opportunity to work together!
₹15,001 INR in 7 days
0.0
0.0

I am an experienced Android developer with strong Java expertise and hands-on experience integrating Twilio for SMS-based OTP authentication. I can update your Android application with: SMS-based OTP authentication using Twilio, ensuring carrier compatibility. Secure user phone number collection during registration. A simple and minimalistic user interface. I will ensure robust security, conduct extensive testing, and provide detailed documentation for easy maintenance. I can deliver the project within 1-2 weeks. Skills: Android, Java, Twilio Integration, Secure Data Handling.
₹12,700 INR in 7 days
0.0
0.0

New Delhi, India
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