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The core screens and logic for my iOS app are already written and sitting in a public Replit workspace. What remains is the last-mile engineering work: • Implement phone-number sign-in with Twilio one-time-password (OTP) verification, wired into the existing authentication flow. • Polish and complete any remaining Swift / SwiftUI code so every button, API call, and screen behaves exactly as described in the repo’s README. • Configure production-ready certificates, provisioning profiles, and an App Store listing, then push the final build through TestFlight and on to public release. Everything you need—designs, user stories, current source, and a checklist of edge cases—is already documented in the project wiki. The app targets the latest iOS version, with backward compatibility to iOS 15. Clean, well-commented code, commit-level notes, and a short Loom walkthrough are the only deliverables I still need once the build passes App Store review. Timing is critical; I’d like the finished, approved app live as soon as technically possible, so please plan your work accordingly.
Project ID: 40628113
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284 freelancers are bidding on average $458 USD for this job

➰➰ EXPERIENCED iOS / SWIFTUI DEVELOPER WITH 8+ YEARS EXPERIENCE Hi there, ✋Based on your requirements, I can help you complete the final engineering phase of your iOS app by integrating Twilio OTP authentication, polishing the existing SwiftUI codebase, and preparing the app for a successful App Store launch. I have experience working with Swift, SwiftUI, API integrations, authentication workflows, TestFlight deployment, certificates, provisioning profiles, and App Store submission. I can quickly review your existing Replit codebase, identify pending issues, complete the missing functionality, and ensure the app is stable for production release. ⭕ Could you please share the Replit workspace link and current app status (development/testing stage)? ⭕ Is the backend/API already production-ready, or does any authentication backend work remain? ⚡ I can start immediately, review the existing codebase, and help you move the app from the current stage to a production-ready App Store release. ➰ Let’s connect and discuss the remaining tasks in detail. Thank you.
$500 USD in 7 days
10.0
10.0

Hello, WE HAVE WORKED ON SIMILAR IOS APPLICATIONS WITH TWILIO OTP AUTHENTICATION, API INTEGRATIONS, AND APP STORE DEPLOYMENTS, AND CAN SHARE RELEVANT EXAMPLES. We completely understand your requirement to complete the final phase of your iOS application. We can integrate Twilio OTP authentication into the existing flow, finalize the remaining Swift/SwiftUI functionality, ensure every screen and API behaves as documented, and handle the complete App Store submission process, including certificates, provisioning profiles, TestFlight, and public release. I have 10+ years of experience in iOS development, Swift, SwiftUI, Firebase, REST APIs, and App Store deployment. I can deliver clean, well-documented, production-ready code with regular commit updates and a smooth release process. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT, COMPLETE SOURCE CODE, WE WILL FOLLOW AGILE METHODOLOGY, AND I WILL ASSIST YOU FROM INITIAL PLANNING TO SUCCESSFUL PUBLISHING ON THE APP STORE. I am available to start immediately and can prioritize a fast turnaround to meet your timeline. I eagerly await your positive response. Thanks, Christina
$500 USD in 7 days
8.4
8.4

Hi — Elias here from Miami. I see you're looking to finish and launch your iOS app, with core screens and logic already established. This is a solid foundation, but a successful launch involves more than just completing existing work. What usually matters most here is ensuring seamless integration of all components. A common issue in systems like this is managing state effectively, especially with user interactions and backend services like Twilio. The tricky part is ensuring the app remains responsive and reliable under real-world usage. My approach would involve a thorough review of your current implementation to identify potential bottlenecks or integration issues. I focus on structuring the app for maintainability and scalability, ensuring it adapts to future needs without significant rewrites. I've worked on similar iOS applications, successfully navigating complex integrations and user role management, which will be beneficial for your project. A few questions to better understand the scope: Q1 – What user roles will be involved, and how do you envision their workflows? Q2 – Are there specific integrations or features you want to prioritize before launch? Q3 – How do you plan to handle notifications and user feedback post-launch? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
$500 USD in 3 days
8.1
8.1

❤️❤️❤️ Greetings ❤️❤️❤️ I have carefully reviewed your Finish iOS App & Launch project and understand that the core app is already implemented, so the priority is completing the remaining functionality and getting a stable production build through App Store review. I am Ozgur Ozbas, a Full-Stack Mobile Developer with 10+ years of experience in mobile applications, Flutter, iOS/Android, REST APIs, authentication, Twilio integrations, debugging, and App Store/Google Play deployment. I can work directly with your existing Replit codebase and README to complete the remaining Swift/SwiftUI functionality, integrate phone-number authentication with Twilio OTP, verify every API call and screen flow, handle edge cases, and prepare the application for production. I can also handle the release process including certificates, provisioning profiles, TestFlight, App Store metadata, submission, and review-related fixes. I will keep the work organized with clear Git commits and provide the requested Loom walkthrough at handover. Q1. Is the existing authentication backend/API already prepared for Twilio OTP verification, or does the OTP flow require additional backend work? Q2. Are the Apple Developer certificates and App Store Connect records already configured for this application? Best regards, Ozgur Ozbas
$250 USD in 2 days
7.8
7.8

As a seasoned professional with over 10 years of experience in mobile app development, I have encountered and successfully tackled challenges similar to what you're currently facing - finishing, polishing, launching, and maintaining iOS apps. My technical expertise includes proficient knowledge in Swift and SwiftUI, integral for the technical aspects of your project. Furthermore, I am highly familiar with integrating third-party APIs (like Twilio) for authentication purposes. More than just building applications, I understand the need for efficiency. I recognize your imperative timeline and will prioritize it accordingly to get your app live and running as soon as possible without any compromise on quality or functionality. Furthermore, my team and I would ensure that all certificates, provisioning profiles, and the overall configuration align flawlessly with the App Store guidelines. Additionally, my vast experience in other relevant domains such as backend systems(NODE JS), Database (MySql,PostgreSQL), AWS & mobile development using React Native would only elevate our collaborative proposition should future add-ons or modifications be necessary. Trust me with your project and let's not just complete it but make it an optimized iOS reality that users will love.
$700 USD in 10 days
7.7
7.7

Hey, I’ve carefully reviewed your project, and I understand you need the final engineering work completed to turn your existing SwiftUI app into a production-ready iOS release. I can help you finish the remaining functionality with a clean approach focused on stability, App Store compliance, and a smooth user experience. I will work directly on the existing codebase to integrate Twilio OTP authentication, complete unfinished Swift/SwiftUI functionality, configure certificates and provisioning, and prepare the app for TestFlight and public release. I believe in clear communication, organized commits, and delivering a reliable build that is easy to maintain. I have hands-on experience with similar projects and would be happy to share relevant examples during our discussion. One quick question: Is the current authentication flow already connected to a backend, or will the OTP verification require additional API setup? Portfolio: https://www.freelancer.com/u/Hammadhassan21 Best Regards, Hammad Hassan
$400 USD in 12 days
7.3
7.3

Greetings, I will integrate your Twilio OTP authentication, polish your Swift/SwiftUI screens against your project wiki, and configure all certificates, TestFlight builds, and App Store Connect listings for a smooth iOS 15+ launch. With 5+ years of native iOS experience, I'll deliver clean code, commit notes, and a Loom walkthrough for a fast release. Let's connect on chat to review your Replit workspace and get started right away. Regards, Hassan
$500 USD in 7 days
6.6
6.6

Al salamalikum, Adding final touches to the project is as important as the first stages and can be stressful to you but I don't want you to worry as I have done what you exactly want before many times. I have worked with Twilio phone number login SDK, worked with Swift and SwiftUI and published many apps to app store. Also I'm Arabic native speaker so we can connect easily. I am Moamen, a seasoned mobile app developer with over 5 years of experience in creating top-notch iOS and Android applications. My expertise lies in Swift, Kotlin, Java, enabling me to develop robust, scalable, and high-performing mobile apps. Throughout my career, I have successfully delivered numerous projects that have significantly benefited my clients. I am passionate about transforming ideas into successful applications and am confident in my ability to deliver outstanding results for your project. Best regards, Moamen
$350 USD in 5 days
6.6
6.6

Hi, It will be an honor for me to work with you. I have got 12 years of iOS development experience (SwiftUI, Swift). Lets discuss this in detail and get this completed and uploaded for you quickly. Looking forward to hear from you.
$450 USD in 7 days
6.9
6.9

Hi, As an established web and mobile app development company with over 19 years of industry experience, I strongly believe that IT Flex Solutions India is the ideal partner to help you complete and launch your iOS app. Our expertise lies in delivering high-quality, scalable and business-focused technology solutions, making us well-equipped to handle the last-mile engineering work needed for your project. We have a proven track record of successfully completing similar projects, having delivered over 483 successful projects. With a dedicated team of 40+ skilled developers and designers adept in Swift and iOS development, we will not only implement the phone-number sign-in with Twilio one-time-password (OTP) verification but also polish any remaining code to ensure it functions exactly as described. What sets us apart is our relentless focus on client satisfaction and meeting deadlines. We understand the urgency of your project and will plan our work accordingly to get your approved app live as soon as possible. Moreover, our commitment doesn't stop at delivering the final build - we also offer ongoing support to ensure a seamless long-term user experience. Partner with IT Flex Solutions India to transform your app idea into a successful reality! Thanks, SBM
$500 USD in 10 days
6.9
6.9

Understanding the urgency to launch the iOS app, our team is ready to implement the final engineering steps efficiently. We’ll ensure that phone-number sign-in with Twilio OTP is seamlessly integrated into your existing authentication flow, delivering a smooth user experience. We will meticulously polish the Swift and SwiftUI code to guarantee that every interaction aligns with your specifications in the README. Configuring production certificates and provisioning profiles will be a priority, and we will handle the submission process to TestFlight and the App Store to meet your critical timeline. Our expertise in Swift, SwiftUI, and app deployment will ensure a polished final product. Also, communication, quality, and on-time delivery are priorities. If you'd like, I can also share similar work we've completed and discuss the best approach for your project. Regards, JP
$400 USD in 7 days
6.8
6.8

As a seasoned professional with nearly two decades of experience in mobile app development, I can assure you that my team at CnELIndia is more than equipped to take your iOS app to the finish line. We understand and appreciate the need for meticulous attention to detail when implementing features, and ensuring your app behaves as you envisioned. Our expertise in React Native combined with a profound understanding of Swift / SwiftUI, and Twilio OTP allows us to deftly navigate through the final leg of your project. I assure you that we will deliver clean, well-commented code and comprehensive commit-level notes to make future maintenance smooth. Your project's timing is key, and we will align our work plan accordingly. You’ve put faith in us to polish your most valuable asset, and we take this responsibility very seriously. Rest assured, once we complete the configuring of production-ready certificates, provisioning profiles, and publishing on App Store, we'll also ensure the app works seamlessly after. With us, you'll have the peace of mind that comes with knowing your project will be delivered on time and without any compromise in quality.
$500 USD in 7 days
7.0
7.0

Hello, I can help finish your iOS app and ensure it’s ready for a smooth launch. My focus will be on implementing the Twilio phone-number sign-in with OTP verification and polishing the Swift/SwiftUI code to meet your detailed specifications. I’ll also handle the configuration of production certificates and the App Store listing to get your app live quickly. I understand the importance of timing, and I will work diligently to meet your deadline. The bid is an opening estimate, and we can finalize details once I have a clearer understanding of the project scope. Do you have any specific deadlines or milestones in mind for the launch? Best regards, Kausar & Team
$399 USD in 3 days
6.7
6.7

Hello!! Your existing iOS application can be completed, fully tested, connected with Twilio OTP authentication, and successfully published on the App Store without changing the current workflow. • Could you share the Replit workspace and project wiki link? • Do you already have an Apple Developer account for publishing? • Are all backend APIs ready for production use? Similar iOS applications have been completed by finishing pending SwiftUI features, integrating Twilio OTP, fixing bugs, testing every user flow, and handling TestFlight and App Store deployment. Every detail will be reviewed carefully so the application is stable, polished, and ready for approval with clean, maintainable code. Let us connect in chat and review the current project so the final launch can begin immediately. Best regards Farhin B
$250 USD in 7 days
6.7
6.7

السلام عليكم ورحمة الله وبركاته، أنا مطور ويب وتطبيقات جوّال بخبرة تزيد عن 13 عامًا، وأتخصص في بناء حلول رقمية مبتكرة وعالية الجودة. أتحدث العربية والفرنسية والإنجليزية بطلاقة، مما يتيح لي التواصل بسلاسة مع فرق العمل والعملاء من مختلف الدول. لقد اطلعت على متطلبات مشروعكم وأرى أنه يتماشى تمامًا مع خبرتي في تطوير تطبيقات الويب والهاتف المحمول، وتصميم واجهات مستخدم سهلة الاستخدام، وربط الأنظمة مع قواعد البيانات والـAPIs بكفاءة. أعمل دائمًا على تقديم حلول تضمن **الأداء السلس، الأمان، وتجربة المستخدم المتميزة**، مع الالتزام بالمواعيد النهائية والتعاون عن بعد بفعالية. يسعدني أن أرتب اجتماعًا قصيرًا لمناقشة تفاصيل المشروع ومعرفة احتياجاتكم بشكل أدق، لضمان تقديم أفضل الحلول التي تلبي توقعاتكم. أشكركم على وقتكم واهتمامكم، وأتطلع للعمل معكم على هذا المشروع بنجاح. مع خالص التحية،
$750 USD in 10 days
6.3
6.3

Hello, As an experienced and highly rated App Developer, I'm confident my skills are a perfect match for your app-finishing needs. My team, A4Logic, has successfully launched over 493 projects, emphasizing the particular importance of your iOS app reaching public as soon as possible. Notably, we place premium on clear milestones and rapid response times for pressing matters - aligning perfectly with your project's critical nature. With extensive proficiency in native iOS development alongside notable skills in API integration, we're well-equipped to seamlessly implement the Twilio one-time-password verification you require. We've also built up commendable expertise in configuring production-ready certificates and provisioning profiles - essential components for a successful App Store launch. What sets us apart from the pack is our unwavering dedication to delivering maintainable code and long-term support even after launch. We recognize the importance of not only getting an app ready for release but also ensuring that it remains functional, secure and up-to-date in the dynamic world of mobile-app development. Be rest assured that with A4Logic on board, not only will your app be efficiently launched in record time, but it will continue to thrive even after release. Time is of the essence here, let's discuss specifics so we can get started on your project with minimal time wastage. Thanks!
$350 USD in 4 days
6.2
6.2

Hi, We’re a team of experienced iOS developers specializing in Swift, SwiftUI, Firebase, Twilio, and App Store deployments. Since your core app, documentation, and Replit workspace are already in place, we can focus entirely on the final engineering and release. Our team will: Integrate Twilio OTP authentication into the existing sign-in flow. Complete and polish all Swift/SwiftUI screens, API integrations, and app logic as documented. Perform thorough QA on iOS 15+ devices, fix edge cases, and optimize performance. Configure certificates, provisioning profiles, App Store Connect, TestFlight, and manage the production submission through approval. Deliver clean, well-documented code, detailed commit history, and a Loom walkthrough. We understand the urgency and can prioritize rapid delivery while maintaining App Store quality standards. We'd be happy to review the Replit workspace and provide an accurate timeline immediately. Best,
$1,000 USD in 10 days
6.5
6.5

Hi, I understand this project is not a new iOS build. The priority is taking the existing Replit codebase, completing the remaining Swift and SwiftUI work, integrating Twilio OTP correctly, and getting the app through TestFlight and App Store review as quickly as possible. I have experience working with Swift, SwiftUI, mobile authentication, REST APIs, App Store Connect, provisioning profiles, certificates, TestFlight, and production release workflows. I would begin by reviewing the repository, README, wiki, and documented edge cases, then reproduce the current issues and create a short completion plan. From there, I would integrate Twilio phone verification into the existing authentication flow, complete and test all screens and API actions, resolve compatibility issues for iOS 15 and later, and prepare the production build and App Store listing. The final delivery would include clean code, clear commit notes, TestFlight access, App Store submission, and a short Loom walkthrough covering setup and maintenance. I can start immediately after award and prioritize the fastest safe route to launch.
$600 USD in 15 days
6.0
6.0

Hello, iOS App Finalization & App Store Deployment I have hands-on experience with projects having similar features. I have 9+ years of experience developing and deploying iOS applications using Swift, SwiftUI, REST APIs, Firebase, and third-party integrations. I understand your app is already developed and requires final engineering, including Twilio OTP authentication, code refinement, testing, and complete App Store deployment. I can efficiently review the existing Replit codebase, implement the remaining functionality, and ensure the application is production-ready. Key Features → Twilio OTP phone number authentication integration → SwiftUI code refinement and feature completion → API integration, bug fixing, and edge-case handling → App Store certificates and provisioning profile setup → TestFlight deployment and App Store submission → Clean code, documentation, and Loom walkthrough Working Flow → Review the existing repository and project documentation → Complete authentication and remaining application features → Test, optimize, and prepare production-ready builds → Submit to TestFlight, publish to the App Store, and provide handover I focus on delivering stable, App Store-compliant iOS applications with clean code, smooth performance, and a hassle-free deployment process. Let’s discuss in chat as I have some queries to ask regarding the project to proceed further. Thanks Invoke Tech
$300 USD in 7 days
5.6
5.6

Hello, Have you used Twilio for OTP verification before? Is there any specific area in the app you're concerned about in terms of finalizing the SwiftUI code? Excited about your app's release! To tackle your project, I will ensure seamless integration of phone-number sign-in with Twilio, streamline the existing authentication flow, and meticulously finalize all app interactions. Handling App Store submission challenges will be a priority, and I'll ensure all guidelines are met for a smooth release. I'll share relevant examples in our chat. Let's discuss the timeline and budget once we review the specifics together. Looking forward to hearing from you soon—feel free to message me for a quick chat!
$250 USD in 4 days
5.7
5.7

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