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I need a complete Android application built from the ground up. The core idea is defined, but I’m relying on you to transform it into a polished, production-ready app. I’m open to your preferred stack—Kotlin or Java are both fine—so long as the final APK runs smoothly across current Android versions and complies with Google Play policies. Here’s what the engagement should cover: • Collaborate with me to finalise functional requirements and UX flow • Design clean, intuitive UI that follows Material guidelines • Code the app, integrate any required APIs or backend endpoints, and implement secure data handling • Perform thorough device and version testing, fix bugs, and optimise performance • Hand over the complete, well-documented source code plus a signed release build ready for Play Store submission Acceptance criteria: the app passes Google Play pre-launch checks, installs without crashes on Android 8.0+, and delivers the agreed-upon feature set. If you have a record of launching Android apps and can guide the project through to publication, I’d love to hear how you’d approach this.
Proje No: 40090270
60 teklifler
Uzaktan proje
Son aktiviteden bu yana geçen zaman 1 ay önce
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60 freelancer bu proje için ortalama $568 USD teklif veriyor

I am confident that my skills in Java, Mobile App Development, Android, Software Architecture, and Kotlin make me a great match for the Android App Development Project -- 2. Once we discuss the full project scope, I am open to adjusting the budget to accommodate your needs. My priority is to deliver high-quality work within your budget and timeline. Please review my 15-year-old profile to see the extensive experience I bring to the table. Let's discuss the job details and get started right away. I am eager to showcase my commitment to this project. Looking forward to hearing from you.
$525 USD 10 gün içinde
7,6
7,6

Hi, I can build your Android app from the ground up in Kotlin or Java with a polished UI, seamless API integration, secure data handling, and a production-ready APK that meets Google Play requirements. I’ve shipped apps across multiple Android versions and can guide the project through final testing, optimization, and submission. I’d like to have a quick discussion to confirm your priority flows, any specific backend integration points, and performance expectations so we can align on a phased plan, timeline, and milestones. Portfolio: https://www.freelancer.com/u/sgrocean37 Regards, Sagar
$500 USD 7 gün içinde
7,0
7,0

Hi With over a decade in the industry, I am more than equipped to handle your Android app development project. My extensive experience in building user-friendly apps that comply with Google Play policies will be instrumental in achieving your desired end result. Additionally, my profound skills in Kotlin and Java, along with a deep understanding of Android 8.0+ versions, will ensure a smooth and crash-free app across the board. Collaboration is key to any successful project, and you can count on me for that. I have always worked closely with my clients during the development process to ensure all functional requirements and UX flows are met accordingly, which is crucial for creating a solid foundation for your app. Furthermore, as an adherent to Agile methodologies, I understand the value of open communication, flexibility and keeping you informed about the progress at every stage. Finally, let me assure you that I won't just stop at delivering the app. Apart from efficient coding--including API integration and backend endpoints--meticulous device and version testing will be performed to eradicate any potential bugs while optimizing performance. Thanks....
$500 USD 7 gün içinde
6,8
6,8

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini
$750 USD 7 gün içinde
6,5
6,5

Hi there, A common challenge in custom Android development is the fragmentation across different OS versions, where a feature working on Android 14 might cause crashes on older builds like Oreo due to API incompatibilities. We will resolve this by implementing a clean architecture with robust backward compatibility layers and rigorous automated testing to ensure your app remains stable and compliant with the latest Google Play policies. I have two quick questions to clarify the scope: Will the app require real time data synchronization through a platform like Firebase, and do you have a specific branding guideline we should follow for the Material Design implementation? We have delivered many high performance Android applications and can guide your project from initial wireframes to successful Play Store publication. Feel free to check our portfolio for examples of our native builds, or I can send you specific samples in chat. As a company policy, we also provide 30 days of post delivery support to ensure everything runs smoothly. Drop me a message so we can get started right away.
$300 USD 10 gün içinde
5,6
5,6

Hello, I'm mobile app developer, I have 10+ years experience in HTML, CSS, jQuery, ReactJS, ReactNative, VueJS, PHP, Laravel, CodeIgniter, API, WordPress, Joomla,.... I will provide you with the best quality and long term support. Please discuss, thank you!
$500 USD 7 gün içinde
5,0
5,0

I can build this Android app fully from scratch and take it all the way to a Play Store–ready release. We’ll first lock the features and user flow together so everything is clear before coding starts. I usually prefer Kotlin for clean and modern Android development, but Java is fine if you want that. I’ll design a simple, clean UI based on Material guidelines, focus on performance, and keep the code modular and easy to maintain. I test on multiple Android versions and real devices to avoid crashes or surprises. In the end, you’ll get complete source code, proper documentation, and a signed APK/AAB that passes Google Play checks.
$500 USD 20 gün içinde
4,6
4,6

Being an Android developer with over a decade of professional experience, I'm confident in my ability to meet and exceed your expectations for this project. My team and I have developed custom Android applications across a range of industries, including those that require tight integration with back-end services, which is a significant aspect of your project. Additionally, I'm well-versed in Java and Kotlin, and up-to-date with the latest guidelines to ensure seamless compatibility with multiple Android versions and smooth Google Play Store submission. Lastly, as an entrepreneur myself, I intimately understand the need for satisfactory results from every investment you make. My goal is not just to create a great product but also to assure an exceptional experience throughout the process. By choosing me for this project, you'll receive an unwavering dedication towards transforming your core idea into a polished, production-ready Android app in compliance with Google Play Store policies. Let us turn your ideas into reality together!
$299 USD 7 gün içinde
4,7
4,7

Hello I am ready to start now I have 15+ years of experience in mobile app development, specializing in Android with Kotlin and Java. I’ve worked extensively with Firebase, including FCM and Crashlytics, and can take your app from idea to Play Store–ready release. I focus on clean code, smooth performance, and full compatibility with current Android versions and Google Play policies. You’ll receive a stable APK, signed release build, and well-documented source code. I’m highly responsive and committed to delivering a polished, reliable app. Best regards Ravinder
$750 USD 30 gün içinde
4,4
4,4

Hello, I’m Rahul Singh from Team Velora, with 3 years of experience delivering Android applications from concept to Play Store release. We specialize in turning core ideas into polished, production-ready apps with clean Kotlin/Java code, intuitive Material Design UI, and secure API integrations. Please come to private chat to see samples of similar projects we’ve successfully shipped. We ensure thorough testing, smooth performance, and full documentation with a ready-to-submit APK.
$560 USD 20 gün içinde
4,4
4,4

Hello there, I hope you are well. I can build your Android application from the ground up using **Kotlin**, ensuring smooth performance across Android 8.0+ and full compliance with Google Play policies. My approach covers finalising functional requirements and UX flow with you, designing a clean Material‑guided UI, coding the app with secure data handling, and integrating required APIs or backend endpoints. I will conduct thorough device/version testing, fix bugs, optimise performance, and deliver well‑documented source code along with a signed release build ready for Play Store submission. I have a proven record of launching production‑ready Android apps, guiding projects through design, development, testing, and publication. Let’s align on your feature set and timeline so I can transform your idea into a polished, release‑ready application. Looking forward to connecting with you. Regards.
$500 USD 7 gün içinde
3,9
3,9

Hello, I'm a seasoned Android developer with a strong background in Kotlin and Java, building production-ready apps that run smoothly on Android 8.0+ and comply with Google Play policies. I design clean, intuitive UI following Material guidelines and implement robust architectures (MVVM/MVI) with secure data handling and scalable backend integration. I’ve delivered apps with REST/GraphQL APIs, offline caching, and thorough testing across devices, versions, and screen sizes, ensuring stability and performance. I can handle end-to-end development from finalizing requirements and UX, to coding, API integration, testing, and handing over structured source code plus a signed release build for Play Store submission. I’ll ensure the app passes pre-launch checks and meets the agreed feature set, with a clear delivery plan and documentation. Please feel free to contact me so we can discuss more details. I am looking forward to the chance of working together. Best regards, Billy Bryan
$250 USD 7 gün içinde
4,0
4,0

Hi, I’ve thoroughly reviewed your project details and am confident in delivering a polished, production-ready Android app that aligns with your vision. With extensive experience in Android development using both Kotlin and Java, I specialize in transforming core ideas into fully functional applications that run seamlessly across Android 8.0+ devices and pass Google Play policies. My approach involves close collaboration to finalize functional requirements and UX flow, ensuring the UI is intuitive and follows Material Design guidelines. I will handle secure coding, integrating APIs or backends, and conduct rigorous testing on multiple devices to optimize performance and fix any bugs. The final delivery will include well-documented source code and a signed APK ready for Play Store publishing. I can also guide you through the submission process and ensure your app passes Google Play pre-launch checks smoothly. Typically, this end-to-end process takes about 25 days, depending on the complexity of features. Could you please share more about the core features and any specific API integrations you envision for the app? Best regards,
$555 USD 19 gün içinde
4,3
4,3

At OTUSONE, we understand that building an outstanding Android application goes beyond just coding. You need a team that can transform your core idea into a polished, user-friendly, and secure app that abides by Google Play policies. Our track record in Full-Stack Development puts us in the perfect position to deliver on this project, using cutting-edge technologies like Kotlin or Java to ensure your APK runs smoothly across all current Android versions. Furthermore, our Graphic Designing expertise will allow us to not only design clean, intuitive UI following Material guidelines but also create engaging user experiences for maximum impact. As regards mobile app development, our wide range of skills will enable us to integrate any required APIs or backend endpoints, handle data securely, and optimize performance for your app.
$500 USD 7 gün içinde
3,9
3,9

Hello As an experienced Android app developer, my goal is to transform your core idea into a complete, polished, and production-ready application. I prefer to work with Java to ensure a smooth running app across current Android versions and full compliance with Google Play policies. My skills in UI/UX Design & Prototyping will guarantee a clean and intuitive interface that aligns with Material guidelines. I understand the project scope includes collaboration and finalizing functional requirements. Rest assured, I’m great at communication and effective collaboration, so we can perfectly refine the UX flow. My experience in Backend & API Development & Integration also makes me competent enough to handle any necessary integrations or backend endpoints. Best regards, Bhumi
$251 USD 2 gün içinde
3,8
3,8

Hello, Your requirement for a full-cycle Android application build—from concept refinement to Play Store–ready release—is exactly how we operate at Cubemoons Pvt Ltd. We don’t just code apps; we help shape them into stable, scalable products that meet Google’s quality and compliance standards. Our Approach We begin with collaborative requirement finalisation and UX flow mapping, followed by clean Material Design–based UI/UX. Development is done using Kotlin (preferred) or Java, ensuring compatibility across Android 8.0+ and optimal performance on modern devices. Technical Delivery • Native Android app with secure data handling • API/backend integration as required • Robust architecture with clean, maintainable code • Thorough device & OS version testing • Performance optimisation and bug fixing • Signed release APK/AAB ready for Play Store submission Quality & Compliance The final build will pass Google Play pre-launch checks, install without crashes, and fully meet the agreed acceptance criteria. Complete source code and concise documentation will be handed over for long-term ownership. We have successfully launched multiple Android apps and can guide this project through development, testing, and publication with clear communication and milestone-based delivery. I’d be glad to discuss your app idea and propose a structured roadmap. Best regards, Amaan Khan P. CUBEMOONS PVT LTD.
$500 USD 7 gün içinde
3,7
3,7

As an Android app developer with over eight years of experience, I bring the necessary technical prowess and fluency in both Kotlin and Java to deliver a polished, production-ready app for your project. I understand the importance of a clean, intuitive UI that follows Material guidelines for optimal user experience and can guarantee a seamless integration of APIs or backend endpoints, ensuring secure data handling as well. In my career, I've worked on a range of projects, including ERPs, CRMs, and HRMs and have successfully deployed them for clients worldwide, an experience that complements your requirements for this job. Additionally, as a mobile app developer, I'm trained to perform thorough device and version testing to ensure optimal performance across different Android versions—a crucial aspect you've mentioned in your project description. Furthermore, I have a strong grip on not just the development but also the deployment and post-deployment aspects. With various mobile applications already published on different app stores (including Play Store), I'm well-versed in maneuvering through Google Play policies and can assure that your APK will run smoothly across current Android versions while meeting all the necessary standards for publication. Looking forward to bringing your idea to life with my expertise!
$250 USD 15 gün içinde
3,0
3,0

Hello, I am a highly skilled full-stack developer and digital solution architect with over 4 years of experience transforming ideas into powerful, scalable, and business-focused web and mobile applications. I specialize in building performance-driven, user-friendly products that not only look premium but also deliver measurable results. My development approach combines clean, maintainable code with modern UI/UX principles, ensuring every project is fast, secure, responsive, and optimized for real-world growth. My technical expertise includes: Frontend & Backend: PHP, Laravel, MERN Stack CMS & E-commerce: WordPress, Shopify, Magento Mobile Apps: Flutter (Android & iOS) Other Core Skills: API development, database design, payment integrations, automation, and cloud deployment From corporate websites and e-commerce systems to fully custom platforms and mobile apps, I deliver end-to-end solutions that are stable, scalable, and aligned with business goals. I work with a strategic mindset—spanning requirements analysis and system architecture through development, testing, deployment, and long-term support. My focus is always on quality, clarity, and delivering outstanding value. If you're looking for a developer who understands both technology and business and can bring your vision to life with precision, creativity, and reliability, I am here to help. Let’s build something exceptional together. Best regards, Arshi.g
$400 USD 7 gün içinde
3,2
3,2

Hi, I hope you are doing well. I've read your proposal very carefully and I am confident about your project. I understand that you need a complete Android application built from the ground up, with a focus on creating a polished, production-ready app that adheres to Google Play policies. I have hands-on experience in developing Android applications using both Kotlin and Java, ensuring smooth performance across various Android versions. My approach includes: - Collaborating closely with you to finalize functional requirements and UX flow, ensuring your vision is realized. - Designing a clean and intuitive UI following Material Design guidelines for optimal user experience. - Coding the app, integrating necessary APIs, and implementing secure data handling to protect user information. - Conducting thorough testing across different devices and Android versions, fixing bugs, and optimizing performance to meet high standards. - Delivering well-documented source code and a signed release build ready for Play Store submission. I can start immediately and complete the work within a short timeline. Looking forward to your reply.
$250 USD 7 gün içinde
3,1
3,1

Hi There, I understand you need a complete Android application built from scratch, and I'm excited about the opportunity to bring your vision to life. With over 6 years of experience in Android App Development, I specialize in creating polished, production-ready applications using both Java and Kotlin. My approach includes collaborating closely to finalize functional requirements and UX flow while designing a clean, intuitive UI that adheres to Material guidelines. I will ensure the app integrates necessary APIs and maintains secure data handling. Additionally, I'll conduct thorough testing to guarantee optimal performance and bug-free experience across all current Android versions. You can review my portfolio for a glimpse of my successful Android projects: https://www.freelancer.com/u/adily1 I'm dedicated to delivering well-documented code and a ready-to-publish APK that meets all Google Play policies. Looking forward to discussing this project further. Thanks, Adil Yousuf
$250 USD 7 gün içinde
2,4
2,4

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