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My multi-app food-delivery platform (React Native front ends, Java & Spring Boot backend) already runs smoothly for customers, restaurants, delivery partners and admins. I now need a secure hand-over confirmation flow: 1. When the delivery partner clicks on GET DELIVERY LOCATION, the Customer app must auto-generate a single-use OTP/Pin. 2. The code stays valid for exactly 30 minutes (time-based expiry) and the customer can trigger a fresh code immediately if something goes wrong. 3. The Delivery Partner app prompts for this code on arrival; on successful match the backend records “delivered” and releases any pending status updates to the Restaurant and Admin apps. SECOND PART: After confirmation for order from Restaurant app, all devices of DELIVERY Partner get alert for accepting order for delivery. Currently the ring sound rings just once (customised tone). I want you to extend the ringing till the time any one of the delivery partner (device) accepts the order. Technical notes • React Native (Android only) with Java modules is the current stack; server side is Spring Boot with MySQL. • Please respect Google’s 16-kB native library alignment requirement throughout the build—even though I am distributing via direct APK sideload, not Play Store. • No other features are changing, so keep the existing architecture and naming conventions intact. Deliverables • Updated source code for Customer, Delivery Partner and backend modules. • Signed, install-ready APKs for the two affected mobile apps. • Brief setup notes so my team can reproduce the build. Acceptance I will run a test order: the Customer app must display a fresh 6-digit code, allow an immediate re-generate, time out at 10 minutes, and sync correctly with the Delivery Partner app and backend logs.
Projektin tunnus (ID): 40275313
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19 freelancerit tarjoavat keskimäärin ₹7 101 INR tätä projektia

As a multi-faceted developer with 7+ years of experience, I believe I am the ideal candidate for your project. My expertise spans a vast range of languages, frameworks, and domains, including Java (which you need), MySQL (which you need), and React Native (related to your project). I am keen on providing practical and efficient solutions that not only satisfy client expectations but also adhere to industry standards. Having recently worked on similar food-delivery projects involving OTP functionalities, my understanding of React Native's intricacies will aid in the successful implementation and extension of these features. Ultimately, my goal is to create software solutions that meet your specific needs and help improve your platform. With an ingrained quality for adaptability and an ever-growing skillset, I'm sure we can execute this project successfully and even exceed your expectations. Let's leverage my proficiency in Java, MySQL and your trust in me to revolutionize your food delivery platform!
₹1 500 INR 7 päivässä
6,3
6,3

With deep expertise in both frontend and backend technologies, we at Paper Perfect are the perfect choice to integrate the In-App OTP Feature and extend the alert ring on your delivery partner app. My team is highly skilled in Android development and experienced with Java and Spring Boot backend. This makes us well-equipped to handle your current stack for React Native, Java, Spring Boot, and MySQL. Our holistic approach to development ensures that we maintain the existing architecture and naming conventions intact while incorporating any necessary changes. I understand your need to distribute via sideload rather than Play Store and will ensure Google’s requirements are followed religiously. We have an eye for detail and assure you that despite focusing on these specific requirements, we won’t let the quality of any other components waver. Additionally, as a part of our deliverables, Paper Perfect not only provides updated source code but also signed, install-ready APKs for mobile apps. Along with this, we offer comprehensive setup notes so that your team can reproduce the build in case you decide to iterate or scale further in the future. Given our focus on not just functionality but also robustness, scalability, and adherence to strict timelines & budgets; I am confident that we can deliver a system that syncs perfectly between Customer, Delivery Partner apps as well as backend while satisfying your acceptance criteria too.
₹7 000 INR 7 päivässä
3,6
3,6

Hi there, I'm Robert, a Senior Full-Stack & AI Engineer with over 10 years of experience architecting and delivering SaaS platforms, automation systems, and intelligent applications, with top strengths in React Native, Spring Boot, and secure API development. Recently, I created a seamless one-time password (OTP) integration for a multi-tenant application, ensuring robust security measures while maintaining a user-friendly experience. I understand the importance of secure hand-over confirmation for your food-delivery platform and can expertly implement the OTP feature alongside extending the alert notification for delivery partners. My deep technical background aligns perfectly with your project goals, and I can complete this project perfectly, delivering scalable, production-ready results. I am committed to clean architecture, structured documentation, CI/CD automation, and adhering to all specified technical requirements, including native library alignment. Let’s connect to refine your requirements and begin building a solution that exceeds expectations. What specific deadlines do you have in mind for the completion of this integration?
₹9 200 INR 10 päivässä
3,2
3,2

Hi, I see you need a secure hand-over confirmation flow with OTP generation for your multi-app food delivery platform, plus extended alert handling for delivery partners. We’ve implemented similar React Native + Spring Boot solutions with real-time validation, secure OTP flows, and device synchronization. Focus areas: Customer app generates time-bound OTP for delivery confirmation Delivery Partner app verifies OTP, updates backend status Extend order alert ringing across all delivery partner devices until acceptance My approach: integrate OTP generation and validation, maintain existing architecture, ensure real-time sync across apps, and deliver tested, production-ready APKs with setup documentation. We provide secure, scalable, and reliable updates while keeping your current system intact.
₹7 000 INR 7 päivässä
3,4
3,4

With my extensive 8+ years of experience in mobile app development, specifically with Android and Java, I assure you that your project couldn't be in safer hands. As a full-stack developer proficient in both front and backend, my familiarity with React Native, Java, and Spring Boot will ensure seamless integration of the OTP feature while preserving your existing architecture. Additionally, my expertise extends to database optimization and service development which lines up perfectly with your project's needs. My knack to align projects with Google’s guidelines will aid the conformity with their 16-kB native library alignment requirement. At the end of the day, it's not just about delivering an install-ready APK but ensuring its efficient performance that echo亚搏体育官方平台s through to the end-user satisfaction. To conclude, let's collaborate on this project and create an app transformation that syncs correctly as described in your acceptance criteria.
₹12 500 INR 7 päivässä
2,8
2,8

Hello there, I am excited about the opportunity to enhance your multi-app food-delivery platform by implementing a secure hand-over confirmation flow that involves generating single-use OTP/Pin, time-based expiry, and extended alert ringing for delivery partners. Leveraging React Native, Java, Spring Boot, and MySQL, I am confident in my ability to seamlessly integrate these features into your existing system for improved efficiency and user experience. Regards, anilptk
₹8 560 INR 4 päivässä
2,1
2,1

Hello, As an AI Automation Specialist and advanced API Integrator, I'm no stranger to the challenges of connecting diverse platforms whilst maintaining security and functionality. Your project requires an OTP feature coupled with extending notification rings, two tasks that require a deft understanding of data transmission, robust architecture and impeccable timing. I assure you that my skills in creating scalable solutions employing Node.js, Python and similar frameworks have granted me the aptitude to take on this work. I adhere to Google’s 16-kB native library alignment requirement and your desired non-Play Store distribution model. My focus has always been on improving operational efficiency using AI-powered systems; therefore your need for a delivery acceptance alert fits right into my speciality. I will not just extend the ring sound as you requested but also create a module that keeps notifying until any one of the delivery partners accepts the order. This module will leverage modern IT techniques to ensure seamless real-time communication especially when there be multiple orders concurrently. Finally, project turnover is as important to me as it is to you and thus, I emphasize utmost clarity throughout deliverables. By providing clear setup notes alongside signed APKs and a well documented source code for Customer, Delivery Partner apps and backend modules involved, my aim is to ensure easy reproducibility by your team tha Thanks!
₹1 500 INR 4 päivässä
0,0
0,0

Hello, Building on my extensive career as a Laravel and WordPress Developer, I am more than equipped to handle the specific needs of your food-delivery platform. I have a deep understanding of API and backend development, which will allow me to seamlessly integrate the required OTP hand-over confirmation flow. I am also fluent in managing large databases like MySQL and have experience with time-based expiries, ensuring the security of the generated OTPs. My React Native skill set focuses on Android platforms, making me an ideal fit for the job. Additionally, my understanding of Spring Boot will facilitate any necessary backend adjustments for syncing the Customer app, Delivery Partner app, and backend logs. I pride myself on building applications with top-notch security standards and adhere to coding practices that align with Google's native library alignment requirements. Not only will I deliver clean and maintainable source code for all affected modules (Customer app, Delivery Partner app, and Backend), but I will also provide signed APKs that are ready to be installed. Lastly, my comprehensive documentation style will ensure your team can easily replicate the build. Overall, I believe my skills are a perfect match for your project requirements; let's enhance your food-delivery platform together! Thanks!
₹1 500 INR 6 päivässä
0,0
0,0

Hello, I can implement the secure OTP hand-over flow and extended delivery alert without disturbing your existing React Native + Spring Boot architecture. OTP Delivery Confirmation Flow • When Delivery Partner taps Get Delivery Location, backend triggers OTP generation (6-digit, cryptographically secure). • Stored server-side with strict expiry (configurable 10 or 30 mins as required). • Customer app auto-displays OTP and supports instant regenerate (invalidates previous token). • Delivery Partner enters OTP → backend validates → updates order to “Delivered” → syncs Restaurant & Admin apps in real time. • Full audit logging in MySQL. Extended Ringing (Delivery Broadcast) • After restaurant confirmation, push notification sent to all delivery devices. • Replace one-time sound with persistent foreground service alert. • Ring continues until one partner accepts (backend broadcast stop event to others). Technical Integrity Spring Boot token service layer (clean integration) No architecture refactor 16KB native alignment maintained Signed APKs provided Deliverables: updated source, APKs, build notes. Ready to implement with minimal downtime.
₹7 000 INR 7 päivässä
0,0
0,0

I can implement the secure OTP flow and extend continuous delivery alerts in your React Native + Spring Boot stack; ready to deliver updated APKs and backend code maintaining your existing architecture.
₹7 000 INR 7 päivässä
0,0
0,0

Hello, I can implement the secure OTP-based handover flow in your existing React Native + Spring Boot architecture without affecting other modules. Plan: • Generate secure 6-digit OTP on “Get Delivery Location” (server-side, time-bound, single-use). • Enforce expiry (10/30 mins as required), allow instant regenerate, store hashed OTP in MySQL. • Validate in Delivery Partner app → mark delivered → trigger status sync to Restaurant/Admin. • Extend delivery alert ringing using foreground service until one partner accepts (real-time stop via API/WebSocket/Firebase). • Maintain 16KB native library alignment. Best regards, Thiran360AI
₹11 500 INR 8 päivässä
0,0
0,0

I have experience in java springboot backend, presently working on ezeebit backend woth handson experience in docker, kubernetes and deployment strategies along with spring essentials.
₹11 000 INR 15 päivässä
0,0
0,0

I read your all reuiremtn and i do this job in cheapest price and tell the complete solution about it how to solve it
₹7 000 INR 7 päivässä
0,0
0,0

Hello, I can implement the secure OTP-based delivery confirmation and improve the delivery alert mechanism while keeping your existing React Native + Spring Boot architecture unchanged. For delivery confirmation, when the delivery partner taps “Get Delivery Location”, the backend will generate a secure single-use 6-digit OTP with a timestamp. The OTP will expire after 30 minutes and can be regenerated immediately by the customer if required. The Delivery Partner app will prompt for this OTP on arrival, and after successful verification the backend will mark the order as delivered, update Restaurant/Admin apps, and invalidate the OTP to prevent reuse. For the second requirement, when a restaurant confirms an order all delivery partner devices will receive the delivery request. The ringtone will continue looping until one delivery partner accepts the order or the request expires, ensuring no request is missed. Implementation will include secure OTP generation and validation in the Spring Boot backend, minimal React Native UI updates for OTP display and entry, and persistent ringtone logic for delivery alerts. Deliverables include updated source code for the Customer and Delivery Partner apps, backend updates, signed APKs, and brief setup notes. Best regards, Rinit Bhowmick
₹7 000 INR 4 päivässä
0,0
0,0

Hello there, Ensuring a secure, timed OTP flow for delivery confirmation and an extended alert mechanism for delivery acceptance will enhance your platform’s reliability and user experience. I will enhance the Customer app to generate a unique 6-digit OTP on GET DELIVERY LOCATION, enforce a strict 30-minute expiry with immediate regeneration capability, and synchronize verification with the Spring Boot backend. The Delivery Partner app will prompt for OTP entry, triggering the delivery status update upon success. For alerts, I will implement continuous ringing across all Delivery Partner devices until acceptance, leveraging React Native’s Android capabilities and careful integration with your Java modules. I will strictly adhere to your current architecture, stack, and native library size constraints. My experience includes delivering secure multi-user workflows and real-time notifications on React Native and Spring Boot systems that demand precision and robustness. Shall we discuss timelines and next steps for this upgrade? Regards Robert D.
₹9 400 INR 7 päivässä
0,0
0,0

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