Android is the most popular mobile operating system globally. It is a modernized version of the Linux open-source operating system, which provides millions of users with compute resources and features to create user-friendly mobile applications. An Android developer can specialize in creating and designing the underlying code for building interactive mobile applications for the Android platform with user friendly features such as easy navigation and rich user interface.

Here's some projects that our expert Android Developer made real:

  • Quick integration of payment gateways onto multiple platforms.
  • Identifying and fixing software bugs in existing Flutter projects.
  • Utilizing SMS API to provide a secure login experience with OTP authentication.
  • Developed a multi restaurant food delivery system with powerful UI/UX capabilities that contain an extensive list of features.
  • Added new functions onto existing android applications.
  • Developed a tablet app specifically designed to provide train replacement service manual announcement applications.
  • Wrote code for thermostat remote control on ESP32 WiFi and Blynk cloud platform.

It is evident that Android developers have a wide array of talents at their disposal that can be used to create innovative solutions and applications for any of your desired needs. On Freelancer.com, we have experienced Android Developers with years of expertise ready to assist you in your project. Our talented developers are passionate about what they do—making sure that all customers get their desired product quality and standards met on time without compromising the overall application structure and design. If you are looking for an Android Developer for your project, why not post your project today on Freelancer?

From 358,126 reviews, clients rate our Android Developers 4.9 out of 5 stars.
Hire Android Developers

Android is the most popular mobile operating system globally. It is a modernized version of the Linux open-source operating system, which provides millions of users with compute resources and features to create user-friendly mobile applications. An Android developer can specialize in creating and designing the underlying code for building interactive mobile applications for the Android platform with user friendly features such as easy navigation and rich user interface.

Here's some projects that our expert Android Developer made real:

  • Quick integration of payment gateways onto multiple platforms.
  • Identifying and fixing software bugs in existing Flutter projects.
  • Utilizing SMS API to provide a secure login experience with OTP authentication.
  • Developed a multi restaurant food delivery system with powerful UI/UX capabilities that contain an extensive list of features.
  • Added new functions onto existing android applications.
  • Developed a tablet app specifically designed to provide train replacement service manual announcement applications.
  • Wrote code for thermostat remote control on ESP32 WiFi and Blynk cloud platform.

It is evident that Android developers have a wide array of talents at their disposal that can be used to create innovative solutions and applications for any of your desired needs. On Freelancer.com, we have experienced Android Developers with years of expertise ready to assist you in your project. Our talented developers are passionate about what they do—making sure that all customers get their desired product quality and standards met on time without compromising the overall application structure and design. If you are looking for an Android Developer for your project, why not post your project today on Freelancer?

From 358,126 reviews, clients rate our Android Developers 4.9 out of 5 stars.
Hire Android Developers

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    I need an end-to-end WhatsApp chatbot that makes routine public–police interactions quick and paperless. Through one conversational number, a citizen should be able to: • lodge a mobile-lost complaint and automatically receive the PDF acknowledgement needed for insurance • check and pay pending traffic challans in real time • look up their local beat officer, passport-verification officer or nearest police station by pin code or location share • submit servant / tenant verification requests, attaching ID images directly inside the chat • raise any other general complaint with automatic ticket generation and status tracking Only WhatsApp matters for the first release, so please base the solution on the official WhatsApp Business API (Cloud API or o...

    $270 Average bid
    $270 Avg Bid
    6 bids

    I need a single code-base mobile app that launches on Android and iOS at the same time. Core to the build are two things: secure user authentication (email, social or phone—whichever path you recommend but must be production-ready) and reliable push notifications that can be triggered both manually from an admin console and automatically from server events. I’m flexible on tech—Flutter, React Native or fully native are all options as long as maintenance and future feature additions remain straightforward. The design will be minimal for this first release; clean screens that prove the login flow and a placeholder home view are enough to demonstrate the push notification flow. Deliverables: • Complete source code with clear project structure • Compiled APK a...

    $85 Average bid
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    11 bids

    I need a full-stack iOS application DESIGN and VISUAL LAYOUT that lets freelance beauty professionals handle every step of their business from a single place. The core flow is simple: a client books, the appointment lands instantly in the stylist’s schedule, a smart contract is generated, and expenses are logged in the background—-all without leaving the app. Key elements I expect: • iOS-native front end built with a modern stack (SwiftUI preferred) connected to a secure, scalable back end. • Seamless Google Calendar integration—when a slot is taken or changed, both calendars stay perfectly in sync. • ChatGPT embedded throughout the workflow to draft service agreements on the fly, answer client FAQs, auto-categorize expenses, and surface insights. ...

    $549 Average bid
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    10 bids

    I need a cross-platform mobile app that acts as a seamless bridge between taxi drivers and customers, running natively on both iOS and Android. Real-time GPS tracking will let riders follow their driver’s location on the map, while integrated payment gateways handle card or wallet transactions inside the app. After each trip, riders must be able to rate their driver, and drivers should see their own average rating in their profile. Three distinct account types are required: customer, driver, and admin. Customers will be able to request rides and pay; drivers will accept trips, navigate, and receive payouts; admins will oversee trip logs, user management, and dispute resolution through a secure web-based dashboard. Core deliverables: • iOS and Android builds published to App St...

    $218 Average bid
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    21 bids

    I'm seeking an experienced mobile app developer to create a puzzle game for both iOS and Android platforms. The game should include levels and progression. Key Requirements: - Experience in developing mobile games, particularly puzzle types - Proficiency in cross-platform development for iOS and Android - Strong understanding of game mechanics and user engagement - Ability to design and implement levels and progression systems Ideal Skills: - Unity or Unreal Engine expertise - Background in mobile UI/UX design - Knowledge of in-app purchase integration (for future expansion) - Experience with multiplayer mode development (for future updates) If you have a portfolio showcasing similar projects and a passion for game development, I'd love to hear from you!

    $171 Average bid
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    6 bids

    Multi-Vendor Grocery Website & Android App for Online Kirana Store (B2B + B2C) Project Description We are Feromart, an Indian online kirana & grocery platform, looking to build a multi-vendor grocery website and Android application that supports both B2C (retail customers) and B2B (shops, hotels, bulk buyers). The platform should allow multiple local vendors / wholesalers to sell products, manage inventory, receive orders, and deliver locally. We want a scalable, fast, and user-friendly solution suitable for Indian market conditions. Scope of Work Customer App (Android) User registration (Mobile OTP) Browse categories & products Search & filters B2C & B2B pricing (auto based on user type) Cart & checkout Multiple payment options (UPI, COD, Wallet, Razorpay/Paytm)...

    $600 Average bid
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    24 bids

    Kindly do not just post your chunk of portfolio here, kindly read the pdf work of scoop given and reply with a final price and days required. Take note this is a build from sketch flutter app, the picture you have seen in the pdf are samples only, nothing is developed yet. We will give you 2 figma template for the outlook and design (you can mix and match see which to use). Codes are to be in my GitHub and tested fully able to compile on android or ios. No split payment, fully escrowed funds with freelancer and will release upon all working and working codes all updated in GitHub.

    $504 Average bid
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    61 bids
    Custom Mobile App Build
    6 days left
    Verified

    I want to transform my concept into a polished mobile application that runs smoothly on both iOS and Android. The core idea and initial screen flow are already outlined on paper, and now I need an experienced developer who can guide the technical decisions and then build the product from scratch. I am open to native or cross-platform frameworks as long as the result is fast, modern, and easy to maintain. During our kick-off we will refine the roadmap together, prioritising essentials such as secure sign-in, push notifications, and—at a later phase—in-app payments. Your responsibilities will cover architecture, clean code, API integration, testing, and final publication to the App Store and Google Play. Deliverables I will accept: • A functional MVP installable on both ...

    $127 Average bid
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    21 bids

    I need an experienced iOS developer to convert my native Android app into an iOS app. The Android app is written in Kotlin and utilizes GPS/location services, camera, and push notifications. It's crucial that the iOS app maintains the exact same design and user interface as the Android version. Requirements: - Proficiency in iOS development - Experience with Kotlin and Android app features - Ability to replicate existing Android UI/UX on iOS - Knowledge of integrating GPS, camera, and push notifications in iOS apps Ideal Skills: - Swift programming language expertise - Familiarity with iOS development tools and frameworks - Strong problem-solving skills and attention to detail - Previous experience in cross-platform app development is a plus Please provide examples of similar work ...

    $346 Average bid
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    44 bids

    I'm looking for an app developer to create a cross-platform application (iOS and Android) that generates marketing creatives. The app should be capable of producing: - Social media posts - Email templates - Video ads The design of these creatives should be professional and clean. Ideal Skills and Experience: - Proven experience in mobile app development for both iOS and Android platforms. - Strong portfolio in creating marketing materials, particularly in social media, email, and video formats. - Expertise in UI/UX design with a focus on professional and clean aesthetics. - Ability to integrate design templates and customization options within the app. - Excellent communication skills for regular updates and feedback. Looking forward to your proposals!

    $513 Average bid
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    58 bids

    I need a mobile app that helps users find nearby deals and discounts, similar to a marketplace or classified ads app. The app should focus primarily on locating these deals in their vicinity. Key Requirements: - User-friendly interface - Real-time location tracking - Comprehensive database of nearby deals - Notification system for new deals - Review and rating system for deals Ideal Skills & Experience: - Experience in developing e-commerce or classified ads mobile apps - Strong UI/UX design skills - Proficiency in real-time location services and databases - Knowledge of app notification systems - Background in implementing review/rating features Looking for someone who can deliver this ASAP. Note : 85% of the project completed. We are looking for someone who can help us to stable ...

    $290 Average bid
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    18 bids

    I'm seeking an experienced app developer to create a comprehensive livestock and dairy management application. This app will be used to track multiple farms and multiple users, providing a centralized dashboard for all activities. Key Features Needed: - Animal Tracking: Monitor all animals across farms, including health logs, births, deaths, and reproduction events. - Milk Production Monitoring: Track milk production metrics with various indicators. - Health and Medication Logs: Maintain detailed health records and medication logs for each animal. - Multi-Farm and User Support: Ability to manage multiple farms and allow multiple users to log in. - Dashboards: User-friendly dashboards to visualize all the above metrics. - Weighing and Indicators: Weighing functionalities along with va...

    $581 Average bid
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    62 bids

    I am looking for a skilled app developer to create a user-friendly application designed to connect with interested members and share results of my innovative lottery system. The system is based on past data analysis rather than guesswork. Key features should include: - User registration and contact functionality - A platform to share lottery results efficiently - A simple, intuitive interface Ideal Skills and Experience: - Experience in app development (iOS/Android) - Strong understanding of data integration and user management systems - Ability to deliver a functional app within the specified budget

    $132 Average bid
    NDA
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    42 bids

    I need an experienced app developer to assist with finalizing a social networking app for both iOS and Android platforms. The app will primarily serve as a social networking platform. Core features to include: - User profiles - Messaging system - Content sharing Ideal skills and experience: - Proven experience in developing social networking apps - Expertise in both iOS and Android development - Strong knowledge of user interface and user experience (UI/UX) design - Ability to implement secure and efficient messaging systems Please share your portfolio and relevant experience. Looking forward to your bids!

    $549 Average bid
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    82 bids
    ConAcc4 Full-Stack App Build
    6 days left
    Verified

    I am currently producing a high-fidelity, clickable prototype that maps every screen, flow, and edge-case for ConAcc4, a patent-pending AI-driven QA/QC accountability platform for the construction industry. What I now need is pure software engineering that turns this prototype into a production-ready web application plus companion mobile apps for both iOS and Android. Scope in plain language • Build the responsive web front-end and the two mobile clients from the existing prototype. All design assets, component states, transitions, and copy are locked; no UI/UX work is required or desired. • Implement the backend and database stack defined in the formal RFP (shared after NDA). The document lays out preferred frameworks yet leaves room for equivalent alternatives you may prop...

    $36978 Average bid
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    102 bids

    I’m building an e-commerce experience where every product price tracks live gold and silver rates. The app must run natively on both iOS and Android, updating its catalogue the moment the metal markets move. Here’s what I need: • A reliable real-time pricing feed. I don’t have a preferred provider yet, so I’ll lean on you to recommend and integrate a stable, well-documented API that covers gold and silver spot prices. • Dynamic pricing logic that attaches my margin to the feed and refreshes the displayed price automatically throughout the app. • Smooth, secure checkout with major payment gateways, plus support for standard discount codes and tax/shipping calculations. • A clean product showcase (think high-value jewellery or bullion&mdash...

    $803 Average bid
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    152 bids

    I have a multichain, non-custodial wallet running on Android and the next milestone is to add support for a brand-new blockchain that is not yet included in common libraries such as WalletCore or Web3j. The current app is written in Kotlin with a bit of Java, built in Android Studio, and already handles several EVM and non-EVM networks. Your task is to wire the new chain into the existing architecture so that users can create addresses, view balances, sign and broadcast transactions, and see their history exactly as they do with the other networks in the app. You will be working with my existing Git repository, where the wallet logic, key management, and UI layers are cleanly separated. The custom chain exposes standard JSON-RPC endpoints; any additional SDK work that may be required sh...

    $258 Average bid
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    11 bids

    I want to move my entire IPTV operation—live TV channels and an on-demand video catalogue—into a single Progressive Web App that works smoothly on desktop and mobile browsers and can be installed just like a native app. Core functionality • Secure email-and-password authentication with persistent sessions, password-reset flow, and basic protection against brute-force attacks. • Player screens for adaptive streaming (HLS/DASH) so users can switch channels or pick titles from the VOD library without buffering. • A PWA shell (service workers, offline screen, “Add to Home Screen” prompt, responsive layout). Administrator panel requirements • User management: create, suspend, delete, or upgrade accounts, plus a quick view of active streams. ...

    $501 Average bid
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    105 bids

    Project Title: Low-Poly Mobile Cricket Assets (Humanoid Rigged) Project Overview: I am developing a 3D multiplayer cricket game for Android. I require high-quality, mobile-optimized character models and a separate "Power Bat" asset that are compatible with Unity’s Humanoid animation system. 1. Character Requirements (Batsman & Bowler) Model Types: One Bowler and one Batsman. Polygon Count: Maximum 10,000–12,000 triangles per character. Rigging: Fully rigged as Unity Humanoid. Delivery Pose: Characters must be delivered in a standard T-Pose. Animations (Essential): Bowler: A run-up loop and a fast-bowling delivery release. Batsman: Idle stance, defensive block, and a full power-hitting swing. Scaling: Realistic human...

    $49 Average bid
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    23 bids

    I’m ready to turn my Jayah Lee concept into a dedicated Android application and need a skilled developer to make it happen. The goal is a stable, well-structured APK that I can publish to Google Play. Here’s what I’m looking for: • End-to-end Android development—from setting up the project and integrating any required APIs to delivering a fully tested build. • Clean, maintainable Kotlin or Java code that follows Android best practices and Material Design guidelines. • Basic UI/UX aligned with the Jayah Lee brand (I’ll share branding assets once we start). • Clear documentation so I can maintain or expand the app later. If you have a solid track record in mobile app development and can guide me through launch, I’d love to hear ...

    $19 / hr Average bid
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    67 bids

    I have a released Android app that needs ongoing love. The immediate priority is to extend its life with fresh feature updates—specifically new functionalities that we will define together. I already have a few ideas on the table (push notifications, in-app purchases, social-media sharing, and other growth-friendly additions), but I’m open to your suggestions once you have reviewed the existing codebase. Alongside the feature work, I’d like you to make sure the project is running on a dependable hosting setup. Whether that means moving the current backend to a more scalable cloud environment or configuring a brand-new server instance, I want a solution that is secure, well-documented, and easy for us to expand later. Deliverables • Play Store-ready AAB/APK plus re...

    $78 Average bid
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    46 bids

    My Flutter-based Android app records a user’s journey by logging latitude / longitude in real time, then drawing the polyline on a Google Map. At the moment the line regularly jumps to side streets or cuts across intersections, so the visual route is plainly wrong. It happens most often when the device is near several parallel or intersecting roads, yet the GPS lock itself is strong and continuous. I have not added any kind of Kalman, moving-average, or map-matching logic—every raw coordinate is plotted as it arrives—so noise is obviously getting through. I need someone who can dive into the existing Dart code, diagnose the cause, and implement a practical fix. I am open to any proven technique—Kalman filter, running average, bearing-based smoothing, or even snappi...

    $79 Average bid
    $79 Avg Bid
    16 bids

    I’m ready to launch an e-commerce experience on Android and need a developer who can take the project from first commit to Google Play release. The core of the job is building a native Android app that lets shoppers browse a structured product catalog, add items to cart, and complete secure check-out. Smooth, reliable payment gateway integration is mandatory, and customer trust features—especially the ability to leave ratings and reviews—must feel native to Android design guidelines. Key deliverables • Complete Android Studio project with clean, well-commented Kotlin or Java code • Product catalog module pulling data from my existing REST/JSON endpoints (I can adjust payloads if you have clear specs) • Integrated payment gateway (Stripe is my preferred...

    $1107 Average bid
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    54 bids

    I need a slim, cross-platform mobile application—running smoothly on both iOS and Android—that lets me reach into a Windows cloud server and handle a few key housekeeping tasks from my phone. Core actions • Update a designated Excel workbook stored on the server (read/write). • Edit specific variables inside a .env file and save the change instantly. • Start or stop several Python scripts three ways: with on-screen buttons, according to in-app schedules, and automatically when preset conditions are met (for example, after a threshold value in the Excel sheet is crossed). • Parse plain-text log files, pull out the Error logs and User activity logs, then visualise the extracted lines in an easy, searchable interface inside the app. Acceptance criteri...

    $246 Average bid
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    22 bids

    I need mSpy like keywords show in dashboards (or an equally capable alternative) fully configured on one Android and one iOS device so I can see, in a single dashboard, everything that matters to me and mobile monitoring application with two-way communication Scope of monitoring • Android – social-media feeds, all messaging apps that mSpy supports, plus any workable method to log Trust Wallet activity. • iOS – social-media feeds and messaging apps with the same depth of detail. What I expect from you 1. Provide the safest installation method for each OS, whether that involves physical access, remote profile deployment, or jailbreaking/rooting. 2. Activate the requested data streams, verify they sync in real time, and show me how to retrieve logs or export...

    $567 Average bid
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    25 bids

    I have an entertainment-focused mobile application and I want every in-app message and notification to read naturally in Afaan Oromoo. The English strings are already organised in a standard .xlsx and a simple JSON file, ready for import into a localisation platform such as Lokalise or Crowdin—feel free to use either or work directly in the files. Here’s what I need from you: • Translate all in-app messages and push notifications into clear, idiomatic Afaan Oromoo without losing the playful tone of the original copy. • Keep placeholders, variables, and line-breaks exactly as they appear so the strings load correctly in the app. • Provide the final output in the same structure you receive (one clean file per format). • Include a quick glossary for re...

    $20 / hr Average bid
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    48 bids

    I’m building “ANDRES EL EMPERADOR,” a mobile application whose core is smart functionality paired with original, tailor-made music. The primary goal is an aplicación de teléfono with desarrollo inteligente that feels alive—responding to user input and mood while playing exclusive compositions created for the app. Here’s what I need from you: • Develop the full mobile app for iOS and Android, including clean UI/UX and smooth navigation. • Integrate an AI layer that personalizes content or interactions (e.g., adaptive playlists, voice or text prompts, simple predictive features—open to your creative approach). • Compose an original soundtrack/theme (composition only—no mixing/mastering required) that fits the “...

    $435 Average bid
    $435 Avg Bid
    81 bids
    Android VoIP App Development
    6 days left
    Verified

    I need an Android application that lets end-users purchase a local virtual number and instantly configure it from their phone. Inside the app the user must be able to set up call forwarding, manage voicemail greetings and messages, and send/receive SMS—all tied to the same newly purchased local number. The flow I have in mind is straightforward: after sign-up, the user browses available local numbers (pulled from a telecom API such as Twilio, Plivo, Telnyx or a comparable SIP provider), buys one, and then sees three configuration screens—Call Forwarding, Voicemail. Changes should apply in real time via the provider’s REST endpoints or SIP signalling. Please build the client in Kotlin, follow an MVVM structure, and use native Android components (no WebView shortcuts). A ...

    $2133 Average bid
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    43 bids

    An internal Android APK needs a complete manual QA pass before it moves to the next release gate. The build is not yet in any store, so access will be shared privately once the engagement begins. Scope • Build structured, step-by-step test cases that cover core flows, edge conditions, error handling and user-level settings. • Execute those cases across at least one real Android phone and, if available, an emulator to surface OS-level quirks. • Focus on the visual layer first: layout consistency, touch targets, typography, dark/light mode behaviour and orientation changes. • Probe performance: launch time, screen-to-screen latency, scrolling smoothness and memory spikes. Simple profiling via Android Studio, adb or similar is welcome but not mandatory—cle...

    $59 Average bid
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    21 bids

    I’m building a new Android-only social networking app whose standout feature is strong, built-in user safeguards. The first release doesn’t need every bell and whistle; what matters is that people can interact normally while staying protected by the following controls: • User blocking – a single tap must hide all content and prevent further contact. • Usage time limits – daily caps stored server-side so a reinstall can’t reset the clock. • Content restrictions – category filters that keep unwanted posts out of feeds and search. If you can deliver that foundation along with a basic sign-up/login flow and a lean feed UI, we’re good for the MVP. I’m happy with Kotlin or modern Java and standard Jetpack components; alternate...

    $440 Average bid
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    41 bids

    Concept: Free Daily Subject-Wise Test App (Practice Only) Android Only This is a free daily practice app where students solve subject-wise MCQs every day. On the Home Screen, there will be 9 main subjects and 5 top banners (institute ads). Every day new test content and new banners will be uploaded. As the next day starts, the previous day’s test and banners will be removed/expired, and only the new day’s content will be visible in the app. When a student taps any subject icon, that day’s test opens in a single scrollable page containing 15 / 25 / 50 MCQs (as set for that subject/day). Each question has a “Correct Answer + Explain” icon/button. As soon as the student taps it, the correct option and short explanation appear instantly. Every subject page will sh...

    $75 Average bid
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    25 bids

    I’m building a subscription-driven healthcare ecosystem that seamlessly links patients, doctors, diagnostic labs, and pharmacies across India’s Tier-2 and Tier-3 cities. The core objective is to let every stakeholder operate within clearly defined geographical “zones”, yet remain part of one scalable, cloud-first platform that can grow city by city without code rewrites. Scope of the first release The initial build must cover three mission-critical domains: 1. Patient–doctor communication • Video calls • Text messaging • Phone calls 2. End-to-end lab test booking • Online test selection and slot confirmation • Doorstep or walk-in sample collection scheduling • Results delivery and lifetime resu...

    $676 Average bid
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    46 bids

    # ONLY APPLY IF PRIOR EXPERIENCE # NO EXPERIENCE = DIRECT REJECTION Need to develop and end-to-end ESIM APP with end to end integration The core experience must let users activate or deactivate an eSIM in a tap, monitor real-time data consumption, and juggle several profiles at once without friction. Everything has to feel native—Swift or Objective-C on the Apple side, Kotlin or Java for Android—while remaining anchored to GSMA standards, eUICC requirements, and the latest carrier APIs we’ll integrate. Security is non-negotiable. All traffic and stored credentials need strong, device-level encryption, and I want biometric login (Face ID, Touch ID, or Android equivalents) so users never see a password screen after the first launch. Token-based sessions, secure keych...

    $8645 Average bid
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    83 bids

    Dear Freelancer's Please only apply if you have already set up as a developer a App For Sale on Google Play and Apple *All requirements to be able to have a APP for sale on Google Play and Apple Technical Compliance: App must be tested for crashes, follow platform-specific design guidelines (e.g., Human Interface Guidelines for iOS, Material Design for Android), and, for Google, target recent Android API levels. *App Icon & Screenshots: High-quality imagery (1-10 screenshots). Descriptions: Accurate, compelling app name (30 chars) and description (4,000 chars). Privacy Policy: Mandatory link to a data safety policy. * most of this is easy: Functionality & Content: Demo Account: If the app has logins, you must provide active credentials for reviewers. Content Rating: You must...

    $463 Average bid
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    41 bids

    Problem Overview Independent music creators face major challenges on existing platforms: Their music gets buried under popularity-driven algorithms They receive little to no constructive feedback Discovery is based on follower count, not musical quality or emotion There is no dedicated space focused only on music without video, reels, or unrelated content Current platforms prioritize consumption over artist growth, leaving emerging musicians without insights, collaboration opportunities, or meaningful engagement. Proposed Solution We aim to build a music-only social networking platform where users can upload, listen to, and share original music, supported by AI-driven analysis and discovery. The platform will focus on: Music discovery by emotion, mood, and genre AI-generated feedback to he...

    $247 Average bid
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    34 bids

    I need our existing Android app to talk smoothly to a Bluetooth thermal printer and, while you are in the code, refresh the look of one key report. Integration first: the app must discover, pair with, and print to a standard 58 mm or 80 mm Bluetooth unit. I’m open to the usual brands—Epson, Zebra, Brother—as long as the final APK prints reliably and reconnects automatically after the first pairing. Raw ESC/POS commands or an official SDK are both fine; pick whichever gives the fastest, most stable print. Report revamp next: the data is already there, but the current layout is cramped and hard to read once printed. I want cleaner spacing, clearer section headings, and a hierarchy that looks good on both the in-app preview and the physical slip. No new calculations are...

    $19 / hr Average bid
    $19 / hr Avg Bid
    40 bids
    Family History Mobile App
    Ending left
    Verified

    I’m building a cross-platform mobile app (Android and iOS) that lets our relatives record, browse, and update family information spanning up to six generations. Two profile types will exist: Admin profiles with full editing rights and Member profiles with limited, self-service capabilities. Every user profile must hold: • Contact information (phone number and address) • A visual family-tree position • A list of committee members they belong to (if any) • A feed showing recent updates and events Within the shared family archive we need to store photographs and all important dates (births, weddings, memorials, reunions, etc.). Admins should be able to create or edit entries, attach photos, and publish event reminders so members receive them instantly i...

    $383 Average bid
    Urgent NDA
    $383 Avg Bid
    42 bids

    Project Proposal: Real-Time Astrology Consultation Mobile Application Project Title Real-Time Astrology Consultation Platform Project Overview The proposed project is a mobile-based astrology consultation platform designed to connect users with professional astrologers for instant guidance through chat and voice communication. The application enables users to create personal birth profiles, browse verified astrologers, and initiate paid consultation sessions. A wallet-based payment system with automatic per-minute billing ensures smooth transactions. The platform includes separate applications for users and astrologers, along with an admin panel to manage operations. Project Objectives Provide users instant access to professional astrologers Enable secure real-time paid consultations...

    $773 Average bid
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    68 bids

    I need an AI system integrated with a CCTV surveillance system to identify specific activities in real-time. The system should send brief notifications to the owner via mobile app based on the identified activities. The AI should be able to identify: - Suspicious behavior - Crowd gatherings - Unattended objects Key requirements: - Real-time activity recognition - Mobile app notifications - No storage or long-term analysis, live monitoring only Ideal skills and experience: - Expertise in AI and machine learning - Experience with CCTV and surveillance technology - Mobile app development skills - Knowledge in real-time data processing and notification systems Please ensure the system is reliable and can accurately differentiate between the specified activities.

    $20 / hr Average bid
    $20 / hr Avg Bid
    39 bids

    I need an AppSheet application to effectively manage my stock. Essential Requirements: - Maintain stock data - Dropdown menus for changing location and status - Create views for custom reports Custom Reports should include: - Current stock levels - Stock movement history - Out-of-stock alerts Ideal Skills and Experience: - Proficiency in Google AppSheet - Experience with stock management systems - Strong data visualization and reporting skills - Attention to detail and reliability

    $263 Average bid
    $263 Avg Bid
    44 bids

    I’ve finished developing an Android game that targets adult players and contains no in-app purchases. The build is stable and ready; what I need now is a smooth, policy-compliant launch on Google Play Console. Here’s what I’m expecting from you: package preparation (signing and AAB generation if needed), completion of every Play Console form and policy declaration, correct “Adults” content rating, asset upload (I’ll supply icons, screenshots, feature graphic), and final rollout to production so the listing appears publicly in the store. If you’ve shepherded games through Google’s review process before and can navigate privacy policy links, content safety, and release tracks without hiccups, let’s get this title live.

    $368 Average bid
    $368 Avg Bid
    24 bids

    Special Note : Only apply if you really able to work in my budget. No fake bidders please. We have App is Flutter which need to test both side IOS and android. Currently IOS version is uploaded on Test flight by developer which need to start testing from start to end. App is related Music lessions teaching and booking all process buisness and get paid and all... We need complete list with screenshot and issues mentioned what noticed on each screen . so developer can easily understand and fix the isssue asap. The currently what you need to test major functionalities like : 1. one on one meetings on zoom and you able to see the payment how artists gets paid and we app get paid 10% commision and all in our account , implement Artist can get paid. implement you can book artist You can ...

    $21 Average bid
    $21 Avg Bid
    19 bids

    Project Overview We are seeking an experienced developer to migrate our existing Android project (Java/Kotlin) into FlutterFlow. The backend API files are already developed in PHP 5.6 and will remain unchanged. The scope of work involves converting 15 modules from the current Java/Kotlin codebase into FlutterFlow while ensuring full functionality and seamless integration with the existing PHP APIs. Key Requirements - Migration Scope: 15 modules from Java/Kotlin → FlutterFlow. - Backend: PHP 5.6 APIs (no changes required). - Confidentiality: Developer must sign and strictly adhere to a Non‑Disclosure / Code Secrecy Agreement. The provided Java/Kotlin source code must not be shared, reused, or disclosed under any circumstances. - Experience: Proven expertise in FlutterFlow migration pro...

    $363 Average bid
    $363 Avg Bid
    24 bids

    I’m preparing to launch a small-scale social networking service and need it delivered in two forms: a responsive website for desktop/tablet/mobile browsers and a dedicated Android app compiled from the same codebase or an equivalent native build. The overall feel must be clean, modern, and intuitive so new users can sign up, create a profile, and start interacting in just a few taps. Core scope • User authentication – email or phone-based signup/login, password reset, and optional social logins. • Admin panel – web based, with role control, user management, basic analytics, and the ability to moderate content. • Security – HTTPS everywhere, input validation, protected endpoints, and secure storage of credentials (hash & salt). • UI/U...

    $6 / hr Average bid
    $6 / hr Avg Bid
    33 bids

    Project Overview We are seeking an experienced developer to migrate our existing Android project (Java/Kotlin) into FlutterFlow. The backend API files are already developed in PHP 5.6 and will remain unchanged. The scope of work involves converting 15 modules from the current Java/Kotlin codebase into FlutterFlow while ensuring full functionality and seamless integration with the existing PHP APIs. Key Requirements - Migration Scope: 15 modules from Java/Kotlin → FlutterFlow. - Backend: PHP 5.6 APIs (no changes required). - Confidentiality: Developer must sign and strictly adhere to a Non‑Disclosure / Code Secrecy Agreement. The provided Java/Kotlin source code must not be shared, reused, or disclosed under any circumstances. - Experience: Proven expertise in FlutterFlow migration pro...

    $306 Average bid
    $306 Avg Bid
    30 bids

    I’m building a unified platform—iOS + Android mobile apps paired with a responsive website—centred on service booking for digital products. The core flow is straightforward: customers browse our digital offerings, reserve a time slot, pay, and immediately gain access to the purchased service or file. Key functionality I absolutely need in both the app and the site: • Calendar integration so users can pick available slots in real time • Real-time notifications to confirm bookings, remind users, and alert staff to changes • User reviews and ratings attached to each service to keep quality transparent Beyond those essentials I expect the standard account creation, secure payment gateway, and an admin panel where I can upload new digital items, adjust ...

    $689 Average bid
    $689 Avg Bid
    65 bids

    My Android app is ready but has never been published, and I’d like an experienced developer to take it live on the Google Ply Stor and then keep it healthy over time. First, I need help setting up everything inside the Google Ply Consol: creating the listing, preparing the signed AAB/APK, configuring release tracks, adding screenshots, and making sure the app meets all current Google policy requirements. Once we’re live, I’d like the same person to handle routine upkeep—uploading new versions, fixing issues that pop up, and generally keeping performance smooth so users always have a stable experience. If you have a solid track record of launching apps on Google Ply and providing reliable post-release support, I’d love to work with you. Please share links to ...

    $77 Average bid
    $77 Avg Bid
    26 bids

    I need an experienced React Native developer to turn my product idea into a polished, cross-platform app that runs smoothly on both iOS and Android. The core objective is to take the UI/UX I already have in mind and translate it into efficient, well-structured React Native code, integrating any necessary native modules along the way. You’ll be responsible for: • Creating the complete React Native project structure, wiring up navigation, state management, and theming. • Implementing screens and reusable components from my designs. • Connecting REST/GraphQL APIs and handling data caching, offline support, and error states. • Testing on real devices and emulators to ensure consistent performance across iOS and Android. • Preparing builds for TestFlight ...

    $2143 Average bid
    $2143 Avg Bid
    143 bids

    We’re looking for a freelancer to use HelloTalk to promote our app and encourage sign-ups and invitations. You can use my profile. After contract, I will share my account with you. Target: ・Female ・U.S. nationality App Description: It’s a light messaging app where you can leave small sticky-note style messages for close people. It keeps things simple and warm. Available on App Store and Google Play. Flow: 1 Self-introduction 2 Light ice-breaker chat 3 Interview to confirm if they face the problem our app solves 4 Propose the app and offer sign-up Commission base: ・$20 per user sign-up (There are basically no other forms of compensation.) ・Initially, up to 3 sign-ups maximum for this project ・Based on your performance (speed and communication quality), you will receive highe...

    $148 Average bid
    $148 Avg Bid
    18 bids

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