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 46,402, os clientes avaliam nosso Kotlin Developers 4.83 de 5 estrelas.
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    18 trabalhos encontrados, preços em EUR

    Construir um app para tirar fotos de vistoria, a bordo de navios, de modo que o app permita tirar a foto, renomear o arquivo imediatamente após o clique, e ordenar as fotos em uma matriz/output em resolução média para permitir exportação em Excel ou Word para inclusão em relatorios. Idealmente o app deve também permitir a reordenação das fotos nessa matriz antes de exportar. Tudo em kotlin para Android, permitindo espaço para o app sofrer upgrades no futuro (análise de dados do trabalho, qualidade das fotos tiradas etc) e se adequar a outras rotinas diversas.

    €164 (Avg Bid)
    €164 Média
    10 ofertas

    We are seeking a skilled freelancer to implement specific updates to the chat functionality of our Android application. The updates are divided into three main tasks, each with its own budget and timeline. 1. Image and Video Loading Enhancement - Implement a progress indicator for image/video downloads. Enable loading images and videos from local storage, restricted to chat context only (not applicable for gallery). Incorporate an 'on-click' download feature for images and videos not stored locally. Integrate a library to ensure smooth performance, including pinch-to-zoom capabilities for images.

    €168 (Avg Bid)
    €168 Média
    7 ofertas

    I'm seeking an experienced programmer proficient in Python. Your task will be to develop software that works with the Betfair API with specific functionalities. Requirements: - Proficiency in Python is a must - Prior experience with the Betfair API or similar - Understanding of betting and odds is beneficial Functionalities: - Fetching and displaying odds from the Betfair API - Implementing a system to place bets Design: - The user interface design should be clean and minimalistic. This should be reflected in your portfolio or previous work you can showcase. Only those with relevant experience, please apply. Looking forward to your proposals.

    €18 / hr (Avg Bid)
    €18 / hr Média
    27 ofertas

    I am in need of an application developer with a solid background in creating video player apps. The app should run on both iOS and Android platforms. Key features for the app: * Video Playback: Smooth and user-friendly video streaming is absolutely critical for this app. * Ads Optimization: The app must include an optimized advertising model. The aim is to maximize revenue while providing a positive user experience. * Video Downloading Capability: Users should have the option to download videos for offline viewing. * Online Video Streaming Capability (Web Streaming): Alongside traditional video playback, users should be able to stream videos online directly through the app. Design Preferences: No specific design requirements have been made, but the design should emphasize functionality a...

    €436 (Avg Bid)
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    20 ofertas

    I'm seeking a skilled developer to convert a Kotlin Android codebase into Java. The objective of this task is to integrate with an existing Java codebase. The freelancer will require: - Extensive experience in Java programming - Previous work with Android Development using both Kotlin and Java - Understanding of Java syntax - Ability to create clean, organized, and efficient code The freelancer does not need to include a detailed project proposal or past work representations in their application. However, showcasing their experience would be highly beneficial.

    €131 (Avg Bid)
    €131 Média
    19 ofertas

    I am in need of an experienced mobile app developer who specializes in both Android platforms to add on to my project. The area that needs to be developed are: Key Features Required: - User profiles: Integrate with firebase to allow for user creation and sign up. - Recyclerview: Add on recyclerview function and allow read, write to create "favourite" list - Search function for recyclerview: to allow for searching within the recyclerview page. Ideal Skills and Experience: - Proven experience in mobile application development for both Android platforms. Please share your portfolio, showcasing your previous work. Especially any apps that used user profiles - Deep understanding and application of modern mobile design patterns. - Proficiency in various programming languages (like Ko...

    €143 (Avg Bid)
    €143 Média
    38 ofertas
    Android Apps Import And Setup 5 dias left
    VERIFICADO

    I'm looking for an experienced Android developer who understands Kotlin and Flutter. Your task involves: * Importing a series of Android app projects I’ve acquired. * Setting up these projects in a new environment. * Have 8 Projects that need to be setup Fully functional projects. Only gradle, android OS or sdk compatibility issues might be there to run in new environment. Developer has to do this in remote PC.

    €169 (Avg Bid)
    €169 Média
    25 ofertas

    For our upcoming project, we are looking for an efficient Android Developer who can create a user-friendly application integrated with an E-commerce API. - Features: The main functionalities to be incorporated include user authentication, push notifications, in-app purchases, and data retrieval from the specified API. - API Integration: You will be working with an E-commerce API, extracting and utilizing data to enhance the overall user experience of the app. - Social Media API: Furthermore, the app should have the capacity to retrieve user data from various social media platforms and allow postings on the user's behalf. Having a strong background in Android development and proficiency in working with APIs will enable you to perform successfully for this role. Your prior exper...

    €459 (Avg Bid)
    €459 Média
    30 ofertas

    I am on the lookout for an expert Android developer with an extensive background in Kotlin. Here's what the project involves: - The aim of the project is not fully specified, as I have skipped providing specific features for this app. However, the developer should be comfortable and proficient in creating a range of features, potentially including (but not limited to) user registration and login, push notifications, and third-party integrations. Required skills and experience: - Extensive experience in Android development using Kotlin is a must. I am not seeking beginners or intermediates - only individuals with a proven expert level. - Experience in working with complex Android applications would be beneficial. When applying, please directly address the following: - Only your e...

    €302 (Avg Bid)
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    25 ofertas

    Change the design of the screens and UI. Around 15 screens in flutter app

    €29 (Avg Bid)
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    22 ofertas

    PROJECT NAME-ANDROID BASED DISASTER MANAGEMENT APPLICATION USING MACHINE LEARNING I'm about to finish my final year project which focuses on a Android APP which is Java-based Machine Learning model. However, I'm in need of a professional to deploy my project and assist me in presenting it in a comprehensive, technical, yet engaging manner. I have source codes just dont know, how to move forward or what to do with that file.. source file- Responsibilities: - Successful deployment of the machine learning model - Plan and prepare a captivating technical presentation featuring the project's key insights and outcomes - Ensure a robust and error-free deployment process that will not only work during presentation, but also beyond Ideal Expertise: - Skilled in Java programming -...

    €53 (Avg Bid)
    €53 Média
    6 ofertas

    I am seeking a highly experienced Android and Linux developer to create a small application with a unique functionality. The app should be able to execute network analysis commands in the Linux shell environment on Android, displaying outputs directly in the app interface at intervals of one second. Ideal Skills: - Advanced knowledge in Android app development - Profound understanding of Linux OS - Experience with networking and server commands Task specifics: - App Command Execution: Primarily, the developer should ensure the app's capability to execute network analysis commands. This is key to monitoring the network traffic and performance of the Linux-based Android device. - Real-Time Outputs: Results from the executed commands should be presented on the app's interface...

    €76 (Avg Bid)
    €76 Média
    11 ofertas

    I am looking for a skilled android app developer who can create an Android demo app for a step counter. The app should be able to retrieve data from the gyroscope, accelerometer, and gravity sensors in an Android device. Aside from creating a responsive and user-friendly interface, the primary focus is to utilize these data inputs to calculate the number of steps taken by a user with high accuracy. Expectations: - The app must feature robust step counting functionality using gyroscope, accelerometer, and gravity sensor data. - High level of accuracy in step counting is required, making it suitable for fitness and health applications. - It should be compatible with any Android version above 8.0. Skills Required: - Strong proficiency in Android app development. - Experience with Android�...

    €191 (Avg Bid)
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    31 ofertas
    Android Developer Required 3 dias left
    VERIFICADO

    Android Developer Required I am looking for an Android developer to help me with my app development project. The app must be runnable on Pixel 5 AVD running API 33 and built using Kotlin. Basic Requirements • At least 4 separate UI screens • Supports multiple validated user accounts • Saves and restores data to/from a remote storage site using firebase • Uses a consistent color and font scheme across its UI screens • Supports clear and reasonable use cases consistent with the project’s description • Handles common user errors (incorrect input, navigation mistakes, etc.) Key Responsibilities: - Build a robust Android app from scratch - Ensure compatibility across all Android versions About the Project: What I thought of doing is to have an app where...

    €199 (Avg Bid)
    €199 Média
    51 ofertas

    I am looking for a skilled android app developer who can create an Android demo app for a step counter. The app should be able to retrieve data from the gyroscope, accelerometer, and gravity sensors in an Android device. Aside from creating a responsive and user-friendly interface, the primary focus is to utilize these data inputs to calculate the number of steps taken by a user with high accuracy. Expectations: - The app must feature robust step counting functionality using gyroscope, accelerometer, and gravity sensor data. - High level of accuracy in step counting is required, making it suitable for fitness and health applications. - It should be compatible with any Android version above 8.0. Skills Required: - Strong proficiency in Android app development. - Experience with Android�...

    €412 (Avg Bid)
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    16 ofertas

    Busco una aplicacion movil para android que permita realizar ventas de las diferentes loterias, anular tickets, ver los numeros ganadores, duplicar tickets, ver el cuadre, el total vendido por dicha banca, y que tenga un panel administrativo web donde el admin pueda ver los cuadres de las diferentes bancas, todos lo9s ticketts y demas....

    €2166 (Avg Bid)
    €2166 Média
    53 ofertas

    seeking an experienced web developer who can create a custom web application for content subscription site like onlyfans. custom build We'll need to be able to custom build the website and ios android app all 3: - Live stream and video hosting required - Enhancing user experience - Generating leads - User registration and login features - Payment gateway integration

    €1435 (Avg Bid)
    €1435 Média
    101 ofertas

    I am looking for a Native Android developer with expertise in Kotlin to work on a project for my existing business. Requirements: - Strong experience in Native Android development - Proficient in Kotlin -good experience with the GRAPHQL - Knowledge of front end development - Familiarity with Android studio - Ability to work on existing codebase and implement new features - Good problem-solving skills and attention to detail Ideal Skills and Experience: - Previous experience working on Android apps for existing businesses - Knowledge of UI/UX design principles - Familiarity with agile development methodologies - Ability to collaborate with a team and communicate effectively 1/ TO integrate new features and optimizing the performance of the DATING applications, realtime functions live (ch...

    €2559 (Avg Bid)
    €2559 Média
    58 ofertas

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