Kotlin is a popular and powerful open-source programming language. It is the official language of Android development, allowing developers to create sophisticated, innovative apps. Kotlin simplifies and speeds up development, allowing ambitious projects to be implemented faster, with fewer lines of code. This makes it an attractive option for clients looking to build a highly functional app or website quickly and efficiently.

Kotlin Developers bring valuable experience and expertise to any project they take on, allowing clients to get the most out of their investment. They are experienced in app architecture and development, making sure that client’s apps function exactly as desired. They also have excellent problem-solving skills, ensuring any issue is quickly resolved. In addition, their understanding of the Kotlin language makes working with this powerful tool more efficient and effective for clients.

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

  • Intuitive payment integration platforms
  • Secure authentication systems
  • Multi-platform app development
  • Streamlined in-app purchase functions
  • API issue resolution processes
  • Customized Login activities to connect with databases
  • Bug fixes for mobile apps on all platforms
  • Detailed user profiles optimized for functionality
  • Updated Android apps up to latest Google specs
  • End-to-end VPN app solutions for iOS, Android, Windows and Macs

At Freelancer.com we want our clients to know that their projects will be handled expertly by professionals with extensive experience in building with the Kotlin language. We can provide you with an experienced Kotlin Developer who can make your ambitious projects a reality in record time. Together you can bring your plans to life quickly and efficiently, allowing you to reap the rewards of our collaboration as soon as possible. If you're interested in taking advantage of our expertise in the field of Kotlin development then please do not hesitate to post your project today so that one of our professionals can help bring your plans to life!

A partir das avaliações de 43,535, os clientes avaliam nosso Kotlin Developers 4.82 de 5 estrelas.
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    25 trabalhos encontrados, preços em USD

    We need an app to handle our daily services to our clients. We provide these services ourselves to serve our community. More details will be sent to selected coders. You have excellent knowledge of mobile native/hybrid development.

    $1312 (Avg Bid)
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    88 ofertas

    I am looking for a Freelancer with experience in Python based Android app development to help me with my project. Read the attached document for more details My plan is to create an application integrating the Python script I've developed with a unique design. The main purpose of this app will be to provide the user with data analysis along with some social media integration and gaming functionality. I have a specific design in mind that I would like the Freelancer to implement, so attention to detail is essential. My timeline for completion of this project is 1-2 weeks, so I'm looking for an experienced and reliable individual who is able to deliver quality work within this timeframe. Please feel free to quote and don't hesitate to message me in case of doubt....

    $38 (Avg Bid)
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    7 ofertas

    *DDD - Aplikacja do odczytu Kart Kierowców (pliki DDD)Zlecę wykonanie aplikacji do obsługi pilków *DDD - czyli z odczytów kart kierowców do tachografu.

    $7754 (Avg Bid)
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    Mobile Application Publisher 6 dias left
    VERIFICADO

    Project Description: Uploading Utilities Apps Using Google Play Console I am looking for someone who can assist me in uploading utilities apps on Google Play Console. I have all the necessary files and permissions ready for upload. Skills and Experience Required: - Experience in uploading apps on Google Play Console - Knowledge of the app submission process and guidelines - Familiarity with the utilities app category - Understanding of app metadata and requirements for app listing - Ability to troubleshoot any potential issues during the upload process

    $16 (Avg Bid)
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    5 ofertas

    I am looking for a freelancer to help me create an app and website that can store player profiles for various games. Requirements: - The app and website should have the capability to store and retrieve player profiles. - The data should be accessible from both the app and the website. - The app and website should have specific features and functionalities as per my requirements. Ideal Skills and Experience: - Experience in developing mobile apps(Kotlin)and websites with database integration. - Knowledge of data storage and retrieval systems. - Proficiency in programming languages such as Kotlin, HTML, CSS, JavaScript, and SQL. - Ability to understand and implement specific requirements for the app and website. If you have the necessary skills and experience, and are able to meet my spec...

    $325 (Avg Bid)
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    11 ofertas

    I need an Interactive Live 3D Wallpaper made for Mobile Phones. I am unsure if it will be some sort of Interactive MP4 video or something entirely different, I would like you to explain how it would be developed just like the samples in the document. See attached document for examples that show effects I need. Show me samples of your best 3D Wallpaper work. You must prove you made it. All 3D Graphics must appeal photorealistic and move and appear very life like. Here is some information below, I need it to work on Cross-Platform but I will need you to let me know what works best: Cross-Platform: If you want to develop live wallpapers that can run on both Android and iOS, you might consider using cross-platform frameworks such as Unity or game engines like Cocos2d-x. These framewo...

    $200 - $300
    Secreto ADC
    $200 - $300
    5 ofertas

    I am looking for a freelancer to help develop a lottery game application with an admin panel for the Android platform. The application should feature only number drawings as the type of lottery games, and I would like to see a realistic design style incorporated into the application. This project requires a strong knowledge of how to design for mobile devices, and a thorough understanding of the various technical elements required for an app. If you feel you can meet my requirements and achieve the desired outcome, please let me know. I look forward to hearing from you.

    $1187 (Avg Bid)
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    11 ofertas

    I am looking for a Freelancer with experience in Python based Android app development to help me with my project. My plan is to create an application integrating the Python script I've developed with a unique design. The main purpose of this app will be to provide the user with data analysis along with some social media integration and gaming functionality. I have a specific design in mind that I would like the Freelancer to implement, so attention to detail is essential. My timeline for completion of this project is 1-2 weeks, so I'm looking for an experienced and reliable individual who is able to deliver quality work within this timeframe. If you think you have the skills and experience to complete this project, please don't hesitate to apply!

    $11 (Avg Bid)
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    2 ofertas
    react app 5 dias left

    Create basic wireframes to visualize the layout and structure of the pet registration Implement the functionality for a staff member to Register a Pet and associate it with an existing Customer front-end development using React.js based on the wireframe, website, and React.js best practices, developing backend REST APIs using Kotlin and Spring for pet data storage and management in parallel. Enhance pet management with search and filter options, front-end development using React.js, including HTML/CSS and JavaScript, based on the wireframe, and React.js best practices, backend REST APIs using Kotlin and Spring to implement search and filtering logic in parallel. author, execute and document test Objective: To verify that a staff member can successfully register a customer.

    $154 (Avg Bid)
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    40 ofertas
    Develop an android app 5 dias left
    VERIFICADO

    Hi I will share the details with the shortlisted candidates. Thanks

    $14 / hr (Avg Bid)
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    54 ofertas

    We are seeking an experienced iOS developer to bring our online consultation and coaching app to life. Our app aims to connect individuals seeking guidance and support with certified professionals in various fields, providing a convenient platform for virtual consultations and coaching sessions. The main functionality: registration and authorization, profile management and professional information, video meetings, integration of the payment service. We are only looking for an iOS developer, since my partner is developing the backend part. It is important for us that you have experience in developing an app with video and audio calls, as this is the main functionality for the first version of our app. Interested candidates are also requested to share examples of the best mobile apps they&rs...

    $32 / hr (Avg Bid)
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    I need an android developer (Strictly Individual, not a company) to join me in developing and adding features to application which is already built and available on play store. I am looking for someone who can give 8-10 hours/week, he/she should be proactive in work and doesn't delay the work unnecessary. It's a long term project and could take 1 or more years if everything goes right between you and me. Expectations - 1) 5+ years of experience in Android (Kotlin) 2) Should Have experience in Chatting apps, we used Socket so knowledge about it is a plus. 3) Should Have experience of In App Purchase. 4) We will use time tracker to track the exact time. 5) Quick and responsible toward his/her work. 6) Will maintain the task board for daily/weekly tasks and you need to work accord...

    $7 / hr (Avg Bid)
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    19 ofertas
    Develop an android app -- 2 4 dias left
    VERIFICADO

    Hi I will share the details with the shortlisted candidates. Thanks

    $22 / hr (Avg Bid)
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    46 ofertas
    Android Developer 4 dias left
    VERIFICADO

    Mobile-first design and responsive code deeply ingrained in your thought process. Expert in Android SDK, SQLite Database, Kotlin, Coroutines, XML-JSON Parsing, Good knowledge of Location services, Social networking integration like Facebook, Twitter. Familiarity working with REST APIs for deep integrations with both platforms i.e. general best practices, shortcomings, trade-offs, etc. Experience with offline storage, threading, and performance tuning Familiarity with cloud message APIs and push notifications Deep knowledge of Android UI design principles, patterns, and best practices; Excellent organization, communication, interpersonal skills.

    $100 (Avg Bid)
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    11 ofertas

    I am looking for a web developer to create an online platform for multiple instructors and courses. This platform will focus on professional training, offering professional courses in a variety of fields. I have some ideas on the design of the website, but I am also open to suggestions. My main goal is to create an online platform that is user friendly and easy to navigate, directing instructors and students towards the available courses. The website should be customizable, allowing instructors to set up their courses in an organized fashion with easy access to necessary materials. I am looking for a designer/developer with the skills and experience to create a professional but visually appealing platform.

    $390 (Avg Bid)
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    76 ofertas

    I have an Android code (Kotlin) and wants to create a bridge using AAR to use as a library in react native application. Create a sample React native application with same functionality build in android using functions build in android.

    $326 (Avg Bid)
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    6 ofertas

    I have an Android code (Kotlin) and wants to create a bridge using AAR to use as a library in react native application. Create a sample React native application with same functionality build in android using functions build in android.

    $11 / hr (Avg Bid)
    $11 / hr Média
    9 ofertas
    Android APP 3 dias left
    VERIFICADO

    Dear coders, We would like to create an android APP for our cash payment device. 0.1 The device has REST API documentation, and the API is accessed using a HTTP IP local address. 0.2 The system response with HTTP Header codes giving an indication of the REST request transmission status (we will provide REST API documentation). Please read the remain PDF for full details

    $627 (Avg Bid)
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    109 ofertas

    $250.00 – 750.00 USD I am looking for a senior native Android developer with experience in Kotlin to add new functionalities to an existing app. The features have a medium complexity level, such as adding new functionalities. It is important that the developer has experience in integrating with other systems. Key requirements: - Senior Android developer with strong experience in Kotlin - Ability to add new functionalities to an existing app - Experience in integrating with other systems - Familiarity with detailed specifications for the features to be added - Developed medium/large projects with Kotlin - Expert in using Android SDK - Experienced with Payment Systems (POS)

    $44 / hr (Avg Bid)
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    92 ofertas

    Backend is Node.Js Hi . I am looking for who has rich experience of WebRTC. We need to set up TURN server as well but i hope to set up by free way. i mean, something like using coturn . the thing is we should make it great connection between users. I would like to discuss more detail via chat.

    $301 (Avg Bid)
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    15 ofertas

    I am looking for an experienced Android developer to create an app with a built-in OpenVPN client. The main purpose of the app is to allow users to access their company network remotely. Design and UI: - Open a Login form during start - Upon successful Login, Server will response with OpenVPN credential and URL to be opened using WebView - if Server response with many URL then will be shown as Menu which then will be opened using WebView once clicked - Show Connection indicator and Logout button Features: - One important feature that should be included is the ability for the app to automatically connect to the VPN on startup. This will make it easier for users to quickly and securely access their company network. - The app should have a connection status indicator, so users can easily s...

    $227 (Avg Bid)
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    26 ofertas

    Project Description Platform Migration and Firebase Integration for Bogger Messenger App We are looking for an experienced developer to migrate our Bogger Messenger App from its current Android platform to Firebase. The ideal candidate should have a strong understanding of Firebase and its features, as well as prior experience with Android app development. Key Requirements: - Expertise in Android app development - Previous experience with Firebase, including Firebase Realtime Database and Firebase Cloud Messaging - Ability to migrate the existing Android app to Firebase seamlessly - Knowledge of push notifications and data synchronization using Firebase - Strong problem-solving skills and attention to detail Timeline: - The project needs to be completed ASAP. We are looking for a devel...

    $61 (Avg Bid)
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    7 ofertas

    I am looking for a freelancer to develop an Android application for medicinal plants identification. The main purpose of the application is to assist users in identifying medicinal plants for their specific uses. Skills and Experience: - Experience in developing Android applications - Ability to integrate user feedback functionality - Proficiency in implementing search functions The application should have the following functionalities: - Image recognition: Users should be able to capture or update an image of a medicinal plant and the application should provide details about that plant.(For this I have already built a machine learning model, you just have to deploy the model using the Application) - User feedback: Users should be able to provide feedback on the accuracy of the plant i...

    $7 (Avg Bid)
    $7 Média
    5 ofertas

    Project Description: Need to fix a runtime error in my Android Studio project

    $16 (Avg Bid)
    $16 Média
    11 ofertas

    I am looking for an Android developer to create a productivity app for personal use. The primary function of the app is to improve efficiency and organization. Skills and Experience: - Strong experience in Android app development - Proficiency in Java and Kotlin programming languages - Familiarity with Android Studio and other development tools - Knowledge of UI/UX design principles - Experience with integrating APIs and backend services - Ability to troubleshoot and debug technical issues - Strong problem-solving skills The freelancer will need to create a design for the app, taking into consideration the user interface and user experience. The design should be intuitive and visually appealing. The freelancer can use a basic design as a starting point, but creativity in designing the a...

    $1153 (Avg Bid)
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    82 ofertas

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