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I’m preparing a firmware update that will refresh the entire user interface on recent-generation iPhone and Samsung devices, and I’m looking for a developer who can take the project from concept to a flash-ready package. The job centres exclusively on software development—specifically, building and integrating a brand-new UI layer into each platform’s firmware while respecting Apple’s and Samsung’s distinct architecture, signing and flashing requirements. Here’s what I need you to handle: • Design or adapt the new interface assets and layouts, then integrate them into an iOS-compatible IPSW and an Android-compatible AP/BL/CSC package. • Maintain existing performance and security baselines; although the primary goal is visual refresh, stability must be uncompromised. • Validate the builds on at least one current iPhone model and one recent Samsung Galaxy model (you can specify which devices you can physically test). • Produce clear, step-by-step flashing or OTA instructions so that my in-house team can deploy the update safely. • Supply full source, signed binaries, and a concise change-log for each platform. Acceptance criteria will be successful flashing on both test devices, full boot with the new UI visible, and no regression in core functions such as calls, connectivity, and app launches. If you already work with Xcode, XIP/IPS, Odin-friendly partitions, custom recovery or MDM distribution, let me know in your bid—your toolchain expertise will speed up approval.
Project ID: 40530134
91 proposals
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Active 4 days ago
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91 freelancers are bidding on average $480 USD for this job

➰➰ EXPERIENCED MOBILE SYSTEMS & PLATFORM DEVELOPER Hi, I would be interested in discussing this project in more detailed manner. I have experience working with mobile platforms, custom Android builds, UI customization, system-level integrations, device testing, and deployment workflows where stability and security are critical. For Android (Samsung devices), modifying and integrating custom UI layers into firmware packages is achievable depending on the target models and firmware versions. For iPhones, the approach depends heavily on the specific devices, iOS versions, signing requirements, and deployment method, as Apple places strict restrictions on firmware modification and distribution. ⭕ Which iPhone and Samsung Galaxy models are included in the scope? ⭕ Is this intended for internal enterprise deployment, MDM distribution, or public device rollout? ⚡ Before committing to timelines and budget, I would recommend a technical review of the target devices and deployment requirements to confirm the feasible approach for both platforms. ➰ Let's discuss the device list, firmware versions, and deployment strategy in detail. Thank you.
$500 USD in 7 days
10.0
10.0

Hello, I understand you need a firmware-level UI refresh package for recent iPhone and Samsung devices, including interface asset integration, device validation, flashing or OTA instructions, source delivery, signed builds where legally supported, and regression testing for core phone functions. I have experience with mobile system software, Android firmware packaging, Samsung/Odin workflows, MDM-style deployment planning, Xcode tooling, UI asset integration, device testing, release documentation, and stability-focused QA. I would approach this through an initial feasibility audit, confirm supported signing/deployment paths, build the Android package within Samsung constraints, handle iOS only through approved Apple deployment channels, test on agreed devices, and deliver clear changelogs and safe installation steps. Q1: Which exact iPhone and Samsung Galaxy models must be supported first? Q2: Do you have Apple/Samsung developer, enterprise, MDM, or OEM signing access available? Q3: Is the UI refresh limited to apps/launcher/theme layers, or do you require deeper system framework changes? Best regards.
$500 USD in 7 days
7.4
7.4

--- Mobile Firmware UI Refresh (iOS + Samsung Android) --- I can support the development and integration of a new UI layer for both iOS and Android firmware while keeping stability and system integrity intact. Flow UI Design → Integration → Build Packaging → Device Testing → Validation → Deployment Docs Question Which exact iPhone and Samsung Galaxy models will be used for final validation testing? Lets connect... Thanks
$680 USD in 16 days
7.5
7.5

Hello There!!! ★★★★ (Project GOAL: Develop and integrate a stable, flash-ready firmware UI overhaul for recent iPhone and Samsung devices.) ★★★★ I’ve read your requirements carefully and understand you need a complete firmware UI refresh with integration into iOS and Samsung firmware packages while maintaining security, stability, and performance. The project also includes testing, deployment guidance, signed builds, and full documentation. ⚜ Firmware UI integration ⚜ iOS & Android compatibility ⚜ UI asset implementation ⚜ Stability & performance testing ⚜ Flashing/OTA documentation ⚜ Source code & changelogs ⚜ Long-term technical support I have experience working with mobile software architecture, Xcode, Android development, and custom UI implementations. My approach is to first validate the design, integrate the UI carefully, test core functionality, and prepare clear deployment instructions with clean, well documented code. I'd be happy to discuss the devices available for testing, project milestones, and the best workflow to ensure a smooth delivery. Looking foward to hearing from you! Warm Regards, Farhin B.
$256 USD in 10 days
6.6
6.6

Hello Dear! Greetings from Toriqul Global Solutions! We are pleased to introduce our company as a reliable and experienced provider of Web Design & Development services. Founded and led by Engineer Toriqul Islam, a B.Sc. graduate in Computer Science & Engineering from Rajshahi University of Engineering & Technology (RUET), our team brings over 10 years of industry experience. At Toriqul Global Solutions, we specialize in building modern, user-friendly, and high-performance websites that help businesses grow and stand out in the digital world. Our design approach focuses on simplicity, elegance, and functionality to ensure maximum user engagement. I have some question-- Please start a conversation to discuss your project. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB We would be honored to discuss your project requirements and help bring your ideas to life. Thank you for your time and consideration. Warm Regards, Toriqul Global Solutions
$500 USD in 7 days
6.0
6.0

I am excited about the opportunity to work on your firmware update project. My expertise in Android and iOS development can help achieve the visual refresh you are aiming for, while ensuring stability and performance. I have experience adapting user interface assets for both iPhone and Samsung devices, respecting their unique architectures and requirements. I will create a new UI layer and ensure it is integrated into both an iOS-compatible IPSW and an Android AP/BL/CSC package. Testing will be done on the latest iPhone and Samsung Galaxy models to ensure successful flashing and visibility of the new interface. I will also provide step-by-step flashing instructions for your in-house team to ensure safe deployment. Also, let’s discuss any specific features you envision for the new UI. What current devices do you prefer using for testing? Are there any specific performance benchmarks you want to ensure during this update? What timeline do you have in mind for the completion of this project? Looking forward to collaborating!
$250 USD in 14 days
5.6
5.6

Updating firmware UI on both iPhone and Samsung devices while ensuring no stability loss is a complex task, but it’s one I’ve handled before. For example, I recently helped a startup integrate a custom UI layer into an Android firmware build without affecting call or connectivity functions, then created detailed OTA flashing scripts for their team. To move forward, I’d first confirm which iPhone and Galaxy models you’ll use for testing since hardware differences can affect flashing and signing steps. Are you targeting a standard iOS version (like 16.x) and a specific Samsung One UI build? I can adapt the interface assets to each platform’s requirements, integrate them into clean IPSW and AP/BL/CSC files, and verify builds by flashing on a Samsung S21 and an iPhone 13 I have on hand. I’ll also supply fully signed binaries, source code, and a concise change-log focused on UI changes and any underlying fixes. Once tested, I will provide simple, step-by-step flashing and OTA instructions to ensure your team deploys safely without surprises. I’m ready to start delivering the updated packages for both devices quickly and securely.
$750 USD in 7 days
5.3
5.3

Hello, Firmware UI & Mobile System Integration Expert | 9+ Years Experience I have hands-on experience with projects having similar features. With 9+ years of experience in mobile software development, system customization, Android firmware modification, UI implementation, and device deployment workflows, I can help evaluate and execute your firmware UI refresh project. I have worked with custom Android builds, system-level UI customization, OTA deployment strategies, testing, and performance optimization. Before development, I would review device compatibility, firmware restrictions, signing requirements, and deployment feasibility to ensure a stable and secure implementation. Key Features: -->> UI Asset Design & System Integration -->> Android Firmware Customization & Testing -->> Performance & Security Validation -->> Device Compatibility Assessment -->> OTA / Flash Deployment Documentation -->> Source Code & Change Log Delivery -->> End-to-End QA & Regression Testing Working Flow: -->> Analyze target iPhone & Samsung device models -->> Review firmware architecture and deployment options -->> Design and integrate new UI components -->> Perform functionality and stability testing -->> Prepare deployment package and documentation -->> Deliver source files, binaries, and support I can provide a realistic technical assessment, timeline, and milestone-based development plan after reviewing the exact device models and firmware versions involved. Thanks, Invoke Tech
$465 USD in 7 days
5.6
5.6

With my vast experience as a Web, App Developer and proficiency using tools like Flutter, I possess an in-depth understanding of firmware UX/UI designs that provide optimal performance while maintaining the core functionalities, which aligns perfectly with your needs. I genuinely appreciate the significance of ensuring a visually-refreshed UI doesn't compromise stability. My commitment to quality and attention to detail will ensure all aspects are covered. Additionally, my understanding of both Apple and Samsung's unique architecture and signing/flash requirements positions me as an ideal candidate for your project. Having worked extensively with Xcode and XIP/IPS, I understand the toolchain expertise required to speed up your approval process. Furthermore, my previous experience in Android"
$250 USD in 2 days
5.4
5.4

Hello, I’m Karthik with 15+ years of experience in mobile software development, Android customization, iOS application development, UI/UX engineering, and enterprise device management. Your project is interesting, but I want to be transparent: modern iPhone firmware (IPSW) cannot be legally modified, re-signed, and flashed on production devices without Apple's internal signing infrastructure. For Samsung devices, UI customization and firmware-level modifications are possible depending on device models and bootloader restrictions. I can help by: ✔ Designing and implementing a complete UI overhaul ✔ Building custom Android UI components and system-level customizations where supported ✔ Developing enterprise deployment solutions using MDM/managed devices ✔ Optimizing performance, security, and compatibility ✔ Testing on supported Android devices ✔ Providing deployment documentation, change logs, and source code ✔ Evaluating the best approach for iPhone devices within Apple’s platform constraints My first step would be a technical assessment of the exact iPhone and Samsung models, firmware versions, deployment method, and desired UI changes. Based on that, I can propose a compliant and maintainable implementation strategy. I have extensive experience with Android, iOS, enterprise mobility, device management, UI modernization, and large-scale mobile deployments. Regards, Karthik 15+ Years Experience | Mobile Solutions Architect | Android | iOS | Enterprise Mobility
$800 USD in 7 days
5.6
5.6

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have completed firmware UI updates by designing and integrating interface layers seamlessly into device firmware. The key to success in this project is maintaining stability and performance while delivering a fresh visual update. Approach: ⭕ Design/adapt UI assets for iOS and Android ⭕ Integrate into IPSW and AP/BL/CSC packages ⭕ Validate flashing on specified iPhone and Samsung Galaxy devices ⭕ Provide clear flashing and OTA instructions ⭕ Deliver full source, signed binaries, and changelogs ❓ ❓ Could you specify which current device models are preferred for validation? I am confident in delivering a quality update that respects platform architecture and secure deployment. Best regards, Nam
$550 USD in 5 days
5.2
5.2

Hello, This is a highly specialized project, and I have experience working with mobile software, system level development, platform integration, and release preparation. I understand the importance of preserving performance, security, and reliability while delivering a polished interface update with clear deployment documentation. I would be happy to schedule a discussion to review your target devices, deployment method, testing requirements, and project timeline. I can also share relevant experience and explain the approach I would take from development through validation and final delivery. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$500 USD in 7 days
5.3
5.3

✋ Hi There!!! ✋ The Goal of the project:- DESIGN AND IMPLEMENT A MODERN CROSS-PLATFORM UI EXPERIENCE WHILE MAINTAINING DEVICE STABILITY, SECURITY, AND DEPLOYMENT READINESS. I carefully read your complete project description and understand the objective of refreshing the user experience across iPhone and Samsung devices, including UI assets, validation, testing, documentation, and deployment support. While direct modification and re-signing of proprietary iOS or Samsung firmware is generally restricted by platform vendors, I can help deliver a compliant UI solution through supported development and deployment methods. With 9+ years experience as a full stack developer, I can provide a stable and professional implementation focused on performance and maintainability. 1. Custom UI design and layout development for iOS and Android environments. 2. Comprehensive testing to ensure stability, performance, and compatibility. 3. Detailed deployment documentation, change logs, and delivery support. I will provide UI design, database management, testing, performance optimization, technical documentation, and full source code delivery upon project completion. I have completed similar mobile UI modernization, enterprise mobility, and cross-platform application projects with a strong focus on user experience and reliability. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$254 USD in 3 days
5.0
5.0

### ⭐ Custom Firmware UI Integration Expert for iPhone & Samsung — Stable, Secure, Flash-Ready Builds ⭐ Hello, I’m Anton, a senior software engineer with extensive experience in mobile development, system integration, and cross-platform solutions. ✔ Experience with Xcode, iOS development, and Android system architecture ✔ Familiar with Odin-compatible packages, recovery environments, and MDM deployment workflows ✔ Strong focus on maintaining performance, security, and system stability ✔ Able to deliver source code, signed builds, deployment instructions, and change logs ✔ Thorough testing to ensure no regressions in calls, connectivity, app launches, and core functions I understand that the success of this project depends on creating a visually refreshed experience without compromising reliability. I emphasize clean implementation, extensive validation, and comprehensive documentation to ensure safe deployment by your in-house team. A few questions: 1. Which iPhone and Samsung Galaxy models are you targeting, and what firmware versions are currently installed? 2. Do you already have UI mockups/assets, or should I design the interface from scratch? 3. Are you expecting modifications to stock firmware, or are custom ROM/recovery approaches acceptable? I’d be happy to discuss the architecture and deployment strategy in detail. Best regards, Anton
$350 USD in 7 days
4.2
4.2

Hi, I have 8+ years of experience in mobile software development, Android system customization, UI engineering, firmware-level integrations, and deployment workflows. Your project is highly specialized, and I can assist with designing and integrating a refreshed UI layer, validating performance, testing functionality, and preparing deployment documentation. I have experience with Android build environments, Odin-based flashing workflows, ADB/Fastboot tools, Xcode, MDM deployments, and mobile device testing. Before proceeding, I would like to review the target devices and firmware requirements, as Apple’s iOS firmware signing and IPSW distribution are subject to strict platform restrictions that affect what can be customized and deployed on production devices. Once requirements are confirmed, I can propose the most suitable implementation approach for both iPhone and Samsung platforms. I can provide source code, documentation, testing reports, deployment instructions, and post-build validation to ensure stability, performance, and compatibility. Looking forward to discussing the technical details. Best regards
$250 USD in 3 days
4.3
4.3

Hello! As per your project post, you are looking for an experienced mobile systems developer to deliver a complete firmware-level UI refresh for recent-generation iPhone and Samsung devices. The goal is to create a modernized user interface while preserving platform stability, security, and performance, and to package the solution into deployment-ready builds with clear flashing and validation procedures. My focus will be on analyzing the target device architecture, adapting or developing the required UI assets, integrating them into the appropriate platform layers, and validating compatibility across supported devices. This includes build preparation, testing, deployment documentation, regression verification, and ensuring that core functionality such as connectivity, application launching, notifications, and device performance remain unaffected. I specialize in mobile platform engineering, firmware customization, system-level integrations, device provisioning, QA validation, and deployment workflows. My approach emphasizes maintainability, thorough testing, detailed documentation, and a structured delivery process that minimizes deployment risk while providing your team with complete source code, build artifacts, and implementation guidance. Looking forward to your positive response. Please open your chat window for more details. Best Regards Prateek
$399 USD in 7 days
3.9
3.9

Hi there! Quick question - are you looking to maintain compatibility with existing user data and settings during the firmware flash, or is this a clean slate situation? Regardless, this is definitely something that I feel confident delivering on, given my past experience. I would love to discuss your project further! Looking forward hearing from you. kind regards, Corné
$450 USD in 7 days
3.8
3.8

Dear Sir, I am thrilled to bid your project. Before proceeding, I would like to clarify an important technical consideration: on modern iPhone devices, custom firmware modification, re-signing, and flashing of a modified IPSW is generally not feasible without Apple-controlled signing and platform restrictions. Similarly, recent Samsung devices have security mechanisms that limit low-level firmware customization. If your goal is a complete UI refresh for managed devices, I would recommend evaluating supported approaches such as MDM-managed configurations, custom launcher/UI layers on Android, enterprise deployment methods, or OEM-supported customization paths rather than direct firmware modification. My first step would be a technical feasibility review of the target device models, OS versions, deployment method, signing requirements, and desired UI changes. Based on that assessment, I can provide a realistic implementation plan, timeline, risks, and cost estimate. I have experience with iOS, Android, mobile architecture, deployment workflows, testing, and enterprise mobile solutions, and I prioritize solutions that remain stable, maintainable, and compliant with platform security requirements. One important question: which exact iPhone and Samsung models, and which iOS/Android versions, must support this UI update? Sincerely, Adison.
$500 USD in 7 days
3.4
3.4

Hello, As a result of reviewing your project requirements, I understand you are looking to deliver a refreshed user interface experience across recent iPhone and Samsung devices while maintaining stability, performance, and deployment readiness. I have experience with iOS Development, Android Development, Mobile App Development, Software Architecture, Objective-C, Swift, Kotlin, Android Frameworks, and OTA/MDM deployment workflows. One important consideration is that modern iOS firmware signing is controlled by Apple, while Samsung firmware packages have device-specific signing and flashing requirements. I can assist with UI implementation, platform integration, build validation, testing procedures, deployment documentation, change logs, and source delivery. For Android, I have experience with custom system-level customization and Samsung deployment workflows. For iOS, I can support enterprise deployment and MDM-compatible distribution strategies where applicable. I have a couple of quick questions: • Which specific iPhone and Samsung Galaxy models are targeted for this update? • Is the goal a true firmware-level modification, or a managed enterprise UI deployment through supported Apple/Samsung channels? I would be glad to discuss the technical scope further and determine the safest deployment path for both platforms. Best regards, Carlos
$250 USD in 7 days
3.1
3.1

Hey there, I'm Vishal Maharaj, a seasoned Software Architect from Perth, Australia, with over 25 years of experience in iOS and Android app development. I'm excited about the opportunity to revamp the firmware UI for iPhone and Samsung devices. I would approach this project by designing and integrating a fresh UI layer into the firmware, ensuring performance and security standards are met. I will validate the builds on specified devices and provide clear flashing instructions for deployment. Let's discuss further details and kickstart this project. Cheers, Vishal Maharaj
$500 USD in 5 days
3.2
3.2

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