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I need both the Android and iOS builds of my app brought up to the latest 6am Mart release so that all existing features continue working after the core upgrade. There is no redesign involved—the task is strictly functional. Primary areas to tackle • User authentication – the current login and token flow occasionally fails after the recent server-side updates. I need seamless sign-in on first try, consistent session persistence, and full parity between the two platforms. • Payment systems – Stripe and Razorpay SDKs must be bumped to their current stable versions and retested so every purchase, refund, and webhook callback runs without error on Android 13+ and iOS 17. • 6am Mart core update – integrate the official latest release, resolve any breaking changes, and make sure existing modules (order tracking, restaurant listing, driver assignment) compile cleanly. Deliverables 1. Updated source code for Android (Kotlin) and iOS (Swift/Objective-C mix) that compiles with no warnings in Android Studio Giraffe and Xcode 15. 2. Signed APK/AAB and TestFlight build ready for submission. 3. A brief change-log outlining files touched and SDK versions upgraded. 4. One round of post-submission support to address any store-review blockers. If you have already worked with 6am Mart or similar multi-vendor stacks, let me know; that experience will help you move quickly.
Mã dự án: 40224618
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36 freelancer chào giá trung bình ₹11.331 INR cho công việc này

Hello We are Ominfowave Software Services Pvt. Ltd., and we have an expert mobile application development team with 10+ years of experience in building reliable, high-quality apps. ? Our Core Expertise •Android App Development (Kotlin / Native) •iOS App Development •Flutter & FlutterFlow (Cross-platform) Our team understands not just development, but also performance, user experience, scalability, and timely delivery. ? What We Can Deliver ✔ Social media integrations (Facebook, Google, Twitter, etc.) ✔ Google APIs (Maps, Places, FCM, YouTube, Analytics) ✔ Offline & cloud database solutions (SQLite, MySQL, Realtime DB) ✔ Secure payment integrations (Stripe, PayPal, Braintree) ✔ Ad monetization (AdMob, Appodeal, MobVista) ✔ In-App Purchases ✔ Location tracking & real-time features ✔ Chat & messaging applications ? App Types We’ve Built •Social Media Apps •Shopping & eCommerce Apps •Job Portals •Taxi / Carpooling Apps •VPN & Utility Apps •Travel & Booking Apps •Live Streaming Apps •AI & Machine Learning–based Apps ? Why Work With Us •10+ years of hands-on experience •Clean, scalable & secure code • Clear communication & regular updates • On-time delivery with quality assurance • Long-term support after project completion We would love to work with you and build a long-term, trusted business relationship. Let’s discuss your idea and turn it into a successful application Warm regards, Vishal Nasit Ominfowave Software Services Pvt. Ltd.
₹10.000 INR trong 7 ngày
8,4
8,4

Hello, I have 5+ years of experience in Android (Kotlin/Java) and iOS (Swift/Objective-C) development, including maintaining and upgrading existing production apps and integrating third-party SDK updates without breaking current functionality. I clearly understand that this task is a functional upgrade only—no redesign—focused on stability and compatibility. I can handle: Updating both Android and iOS projects to the latest 6am Mart core release and resolving all breaking changes Fixing authentication & token/session flow to ensure reliable first-time login and persistence Upgrading and retesting Stripe & Razorpay SDKs for Android 13+ and iOS 17 compatibility Ensuring clean builds in Android Studio Giraffe and Xcode 15 Deliverables you will receive: Updated source code for both platforms Signed APK/AAB and TestFlight build Clear changelog with SDK versions and modified modules One round of post-submission store support I’ve worked on multi-vendor and marketplace-style apps with payments, order flows, and real-time tracking, so I’m confident I can move quickly and safely. Let’s discuss access and timelines so we can start immediately. Best, Bhargav
₹7.000 INR trong 7 ngày
6,9
6,9

Hello I will be able to help you. we can have once detail overview and discussion and then can finalize budget and time. I have 9+ years of combined experience in Mobile Application development in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django , java spring boot and php CodeIgniter mvc. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹30.000 INR trong 7 ngày
6,6
6,6

Dear client, I have already worked on 6amMart script with modifications also and make it live for my previous client, I can update your code for both android+iOS without having any feature issue, I have more than 9 years of exp in apps and web development.
₹7.000 INR trong 5 ngày
6,2
6,2

Hello Client, Greeting of the day!!!! I read your job description I have sound of five years plus experience in App development. I have been DEVELOPED 35+ Apps, three taxi apps, Two socials apps and restaurant apps based on GPS location and notification functionality and based on different domain like sports, Health, GYM, personal business and social etc I have testing team for testing apps. I think I am strongest person for doing this job and provide the quality product with testing. I am always available for your support. Thanks Sr. Mobile Developer
₹7.000 INR trong 10 ngày
6,7
6,7

I’ve worked with multi-vendor stacks like 6am Mart and understand how core updates can quietly break auth, payments, and module compatibility. I can upgrade both Android (Kotlin) and iOS (Swift/Obj-C) to the latest release, fix the login/token flow, and bump Stripe & Razorpay to current stable SDKs while ensuring Android 13+ and iOS 17 stability. I’ll make sure order tracking, listings, and driver assignment compile cleanly with no warnings in Android Studio Giraffe and Xcode 15. You’ll receive signed builds, updated source, and a clear changelog of every SDK and file touched. Looking forward for your positive response in the chatbox. Best Regards, Arbaz H
₹9.000 INR trong 7 ngày
5,0
5,0

Hi there, I can upgrade both your Android and iOS applications to the latest 6am Mart release while ensuring all existing features continue to function without disruption. Since this is a strictly functional upgrade, I will focus on stability, SDK compatibility, and resolving breaking changes without altering the current design. User authentication - I will review and refactor the login and token flow to ensure seamless first-attempt sign-in, reliable session persistence, and consistent behavior across both platforms after recent server-side updates. Payment systems - Stripe and Razorpay SDKs will be upgraded to their latest stable versions. I will retest purchase flows, refunds, and webhook handling to ensure full compatibility with Android 13+ and iOS 17, including edge-case handling and error recovery. 6am Mart core update - I will integrate the official latest 6am Mart release, resolve dependency conflicts and deprecated APIs, and ensure modules such as order tracking, restaurant listing, and driver assignment compile and run cleanly. I have experience working with multi-vendor delivery stacks and payment integrations, which allows efficient handling of version upgrades and breaking changes. I can begin after reviewing your current repository and provide a realistic timeline immediately. Thanks Saurabh
₹7.000 INR trong 3 ngày
4,7
4,7

I’d love to help you bring your Android and iOS apps up to the latest 6am Mart release with all existing features working cleanly and reliably. I’ve worked on numerous mobile upgrade projects where maintaining functional parity while resolving breakages from newer versions of SDKs and APIs is critical, and I can deliver a fully tested, submission‑ready build for both platforms.
₹7.000 INR trong 3 ngày
4,1
4,1

Hi, I’ve handled core upgrades on multi-vendor delivery stacks before, and I understand how risky SDK bumps + backend changes can be without breaking production. I can upgrade both Android (Kotlin) and iOS (Swift/Obj-C) to the latest 6am Mart release while preserving all existing functionality—no redesign, strictly functional stability. Plan of Action: 6am Mart Core Upgrade • Integrate latest official release • Resolve breaking changes • Ensure order tracking, restaurant listing, driver assignment compile and run cleanly Authentication Fix • Debug token lifecycle + refresh logic • Align with recent server updates • Ensure first-try login + persistent sessions (Android 13+ / iOS 17) Payment SDK Upgrade • Update Stripe + Razorpay to latest stable • Revalidate purchase, refund, and webhook flows • Test on latest OS versions • Ensure no deprecated API usage Deliverables: • Clean builds in Android Studio Giraffe + Xcode 15 (no warnings) • Signed AAB/APK + TestFlight build • Clear changelog with upgraded SDK versions • One round post-submission support If you’re using custom modifications over base 6am Mart, I’ll review the repo first to estimate merge complexity and avoid regressions. Let’s stabilize and future-proof your app properly.
₹17.000 INR trong 10 ngày
3,6
3,6

Hi there, I understand you need the latest 6am Mart release integrated into both Android and iOS apps, ensuring seamless functionality without redesigns. I will update your authentication flows for flawless login and session persistence across platforms, upgrade Stripe and Razorpay SDKs for full compatibility with Android 13+ and iOS 17, and integrate the core update while resolving any breaking changes. - Deliver updated clean source for Kotlin (Android Studio Giraffe) and Swift/Obj-C (Xcode 15) - Provide signed APK/AAB and TestFlight builds ready for app stores - Supply detailed change-log with SDK version upgrades - Offer one round of support for store-review blockers **Skills:** ✅ Mobile App Development with Kotlin & Swift/Objective-C ✅ Payment Gateway Integration (Stripe, Razorpay) ✅ Android Studio Giraffe & Xcode 15 environment ✅ Multi-platform session & token management ✅ 6am Mart core update application & compatibility fixes **Certificates:** ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 Ready to start immediately and ensure a smooth, error-free release. Have you encountered any specific issues with the current login/token flow failures or payment callbacks that you’d like me to prioritize first? Best regards,
₹12.500 INR trong 10 ngày
2,8
2,8

Hi, I’ve reviewed your requirement to update features in your iOS & Android app, and I can help implement the improvements smoothly while maintaining stability and performance. I have experience with: Feature enhancements & UI updates Bug fixing & crash resolution API updates & backend integration changes Performance optimization Push notifications & in-app features Play Store & App Store version updates Whether your app is built in Flutter, React Native, or native (Swift/Kotlin), I can align with your existing architecture and ensure clean, maintainable updates. I’m available to start immediately and can review the current codebase to provide a clear execution plan. Regards, Bharti M
₹14.500 INR trong 7 ngày
2,9
2,9

I will update both the Android and iOS builds of your app to the latest 6am Mart release. This includes testing, bug fixes, and ensuring compatibility with the latest platforms. I will provide a thorough update that meets your requirements and is ready for deployment.
₹4.500 INR trong 15 ngày
2,3
2,3

Hello! I’m ready to start immediately and can handle this project efficiently for you with full attention. You can review my portfolio here: https://www.freelancer.in/u/NareshJoshiTech I’d really appreciate the chance to discuss your project in detail and explore how we can create something great together. Looking forward to hearing from you. Warm regards, Naresh Joshi
₹7.000 INR trong 7 ngày
1,7
1,7

I’ve reviewed your requirements and my understanding is: you need both Android and iOS apps upgraded to the latest 6am Mart release, ensuring all existing features remain fully functional without any redesign. The focus is strictly on functional updates, including authentication, payment SDKs, and core module compatibility. I have hands-on experience with Kotlin and Swift/Objective-C apps, including multi-vendor platforms like 6am Mart. I’m confident in quickly implementing these updates while maintaining full functional parity across platforms. Best Regards, Deepak
₹7.000 INR trong 7 ngày
0,4
0,4

As a mobile app developer, I understand the importance of seamless user experiences and functional excellence in an app. With hands-on experience in both Android and iOS platforms, especially dealing with authentication and payment systems, I am confident in being able to tackle your project without any hitches. My proficiency in Kotlin for Android and Swift/Objective-C mix for iOS development assures you quality and compatibility across both platforms. In addition, I have the expertise of working with multiple SDKs such as Stripe and Razorpay and conducting comprehensive testing to ensure smooth financial transactions. What sets me apart is my knack for handling upgrades and working cohesively with existing code. Therefore, integrating the latest release of 6am Mart while maintaining consistent functioning of your app's modules won't be an issue. Also, my valuable experience with multi-vendor stacks will add speed to the project's progress. I assure you not just updated source code but also signed APK/AAB and TestFlight builds ready for submission, along with post-submission support if needed. Let's actualize your ideas together!
₹6.000 INR trong 2 ngày
0,0
0,0

As a skilled and seasoned Full Stack Developer with a specialization in Mobile App Development, your project aligns perfectly with my areas of expertise. I have 6+ years of experience working on projects exactly like yours - updating features across both Android and iOS platforms, resolving backend issues and optimizing overall app performance. Moreover, prior to working as a freelancer, I held a prominent position where I developed multiple Saas & Business solutions-specific mobile apps similar to your project requirements. This experience allows me to foresee potential glitches throughout the updating process and mitigate them proactively. In addition to diligent code updates, my service also includes comprehensive documentation so that you can effortlessly track the changes made within the project. Lastly, my commitment to successful project deliveries doesn't end at mere compilation and submission. I will provide you with a round of post-submission support to ensure that any bugs or issues post-submission are promptly addressed. So if you're looking for a skilled freelancer who can successfully update our app with minimal disruption to your users' experience then look no further.
₹8.900 INR trong 6 ngày
0,0
0,0

Hello, Hope you are doing well. I have experience of 6+ years of in Mobile Applications Development and I have previously made many applications with Interactive Designs and Functionalities. I have reviewed your requirement. I will definitely design & develop a fully responsive & user-friendly application. However, I would like to dig more into your requirements to develop a unique application as per your desires App development:- Olx App Taxi App Dating App. Educational App Multivendor App. Hotel and Restaurant Booking App. Doctors/ hospital management App. Please have a look at my portfolio link : https://www.freelancer.com/u/khushiArt Best Regards Khushbu
₹9.100 INR trong 18 ngày
0,0
0,0

Hi, I read project description ( )and I can COMPLETE this project with quality and your satisfaction. My Key points(Android and iOS): 1. AutoLayout and XML design 2. API Integration 3. Social Integration 4. Payment gateway Integration 5. Firebase Chatting 6. Notification 7. Map Integration etc. Please visit my portfolio to check other client's feedback here - https://www.freelancer.in/u/Videoeditior I am waiting for your very valuable reply so I can full feel your idea in good way. Thank you. Akshay
₹6.900 INR trong 19 ngày
0,0
0,0

Hi, I’m Sanket, a mobile app developer with experience handling core upgrades, SDK migrations, and production release builds for both Android and iOS. I understand this is a functional upgrade only — no redesign — and the priority is stability after integrating the latest 6am Mart release. What I’ll Handle ✔ Integrate the latest 6am Mart core version ✔ Resolve breaking changes and ensure all modules (orders, restaurants, drivers) compile cleanly ✔ Fix authentication flow (token refresh, session persistence, first-time login reliability) ✔ Upgrade Stripe & Razorpay SDKs to latest stable versions ✔ Full payment retesting (purchase, refund, webhook callbacks) ✔ Ensure compatibility with Android 13+ and iOS 17 Deliverables Clean, warning-free builds in Android Studio Giraffe & Xcode 15 Signed AAB/APK + TestFlight build Clear change-log with updated SDK versions One round of post-submission support I’ve worked on multi-vendor eCommerce stacks and payment integrations, so I can move quickly and safely through the upgrade. Ready to start immediately and stabilize your app end-to-end.
₹8.500 INR trong 7 ngày
0,0
0,0

Hello, I’m Ankur, a freelance developer with a dedicated team of professionals. I read all your requirements for website and I assure you that I will provide high-quality work at the proper time. Additionally, we also provide you 3 months of support from our side. As a Full Stack Developer, I specialize in Web and App Development, boasting a portfolio of stunning projects with top-notch UI/UX design. My expertise spans Flutter (for both Android and iOS), PHP, and WordPress, and I bring over 7 years of experience to the table. Whether it’s websites, applications, or e-commerce platforms, I’ve got you covered. But I’m not limited to just coding. My skill set extends to graphic design and logo creation, offering you a one-stop solution for all your project needs. With a track record of over 500 completed projects, I am committed to delivering nothing short of excellence. My ultimate goal is your complete satisfaction. Thank you for considering me for your project. I’m ready to transform your vision into a reality that stands out in today’s competitive landscape. Best Regards, Ankur Hardiya
₹7.000 INR trong 7 ngày
0,0
0,0

Patna, India
Thành viên từ thg 1 22, 2025
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