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!

From 44,962 reviews, clients rate our Kotlin Developers 4.85 out of 5 stars.
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    17 jobs found, pricing in NZD

    I'm seeking an expert Android app developer to build a game application, particularly one focused on numeric puzzles. Key requirements include: - Creating intuitive, engaging, and challenging numeric puzzle game mechanics. - Ensuring the game has a clean user interface that's easy to navigate. - Optimizing the game for flawless functioning across various Android devices. The perfect freelancer for this project should possess: - Extensive experience in Android app development, specifically in gaming applications. - Strong knowledge in integrating advertising tools and in-app purchases. - Excellent problem-solving skills to devise captivating numeric puzzles. - Great UI/UX skills to make the app user-friendly and visually appealing. Your portfolio showcasing previous game d...

    $551 (Avg Bid)
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    4 bids

    We are looking for a talented and experienced Android developer to join us on a part-time basis as a consultant and team lead. In this role, you will be responsible for leading a team of 10-15 developers, providing guidance and support, and ensuring the successful delivery of our Android app project. *Responsibilities:* - Lead a team of 10-15 Android developers, providing technical guidance and support - Review code, provide feedback, and ensure coding standards are met - Collaborate with cross-functional teams to define, design, and ship new features - Work closely with project managers to prioritize tasks and meet deadlines - Troubleshoot and debug issues to ensure smooth app performance - Stay up-to-date with new technology trends and best practices *Requirements:* - Proven experience...

    $383 (Avg Bid)
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    20 bids

    i have a view like this i need you to make so when i press on the button it should call a enpoint and update food. there is a field called "show_food" And if user press on power icon if is red is should send a request to /food/update/{Food_id} where it updates "show_food" = 0 else if it green it should do "show_food" = 1 )

    $44 (Avg Bid)
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    I'm looking for a skilled Android developer with a good understanding of Kotlin, and a basic grasp of scheduling algorithms. Specifically, I need someone who can implement a Greedy Bin Packing Algorithm into an Android application. Key Project Details: - Duration: 1 week Main Project Requirements: - Proficiency in Kotlin: You should be comfortable working with Kotlin to implement the algorithm effectively. - Understanding of Greedy Bin Packing Algorithm: You will be responsible for integrating this algorithm into the app. - Compatibility: Ensure that the application is compatible with Android phones specifically. Algorithm Customization: - Maximum weight per bin - Maximum number of items per bin - Minimum packing efficiency Please ensure that you have experience in both Android d...

    $97 (Avg Bid)
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    Trophy icon Comprehensive GNSS Data Tracking App 14 hours left

    I'm on the hunt for an experienced Android app developer who can seamlessly build an application that takes GNSS readings, stores them in a database, and exports data by csv. App needs to provide option to change data point collection frequency, as well as accuracy. And there needs to be an oppption to fetch a single gps point or track a series of points . Key Features: - The app needs to record location coordinates, timestamps, and altitude data, storing this data in an easily accessible and secure database. - I require this app to be fully compatible with current generation Android devices, ensuring a broad applicability. - The app should work in both real-time and interval modes. It should save GNSS readings as they come in and also provide the capability to batch save multiple r...

    $224 (Avg Bid)
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    I'm looking for an Android developer with specific skills and experience to help me develop a social media app. Key Requirements: - Android Native Kotlin: You should be proficient in Android Native development and specifically in Kotlin. Experience in building applications from scratch is necessary. - JavaScript Cordova: You will need to work with JavaScript Cordova for 4 hours every day. - Design and Development: You'll be responsible for the entire development process, from UI/UX design to API integration and bug fixing. - E-commerce Features: The app will require e-commerce capabilities, including shopping cart, user profiles, and payment gateway integration. This is a long-term project, so I'm looking for someone who can commit to working on it consistently. Ideally, ...

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    I am looking for an experienced Android Developer who can modify application Key Tasks: - Incorporate web view iFrame, allowing specific website to be viewed. - Enable access to features such as contact forms and embedded media, including videos and audios, via this iFrame. Ideal Skills: - Expertise in Android development. - Proficiency in web view iFrame integration. - Familiarity with user authentication procedures. - Experience with enabling push notifications and GPS/location tracking. - Understanding of how to facilitate access to contact forms and embedded media via iFrame.

    $22 / hr (Avg Bid)
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    30 bids

    I am looking for an adept Android developer to integrate foreground features into a policy renewal application. The key purpose is to display real-time policy renewal information. I expect optimal user-experience enhancement. Required skills include proficiency in creating user authentication, developing push notifications and capturing in-app purchases. Please note, the completion timeline is just one day. Candidates must be able to deliver within this time frame.

    $53 / hr (Avg Bid)
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    19 bids

    I am in need of a competent freelancer who is proficient in simultaneous iOS and Android app development. The main objective of this project is to create a comprehensive e-commerce application run on both platforms. The critical feature necessary for this app includes: -In-app purchases Freelancers who have vast experience in building e-commerce applications and integrating in-app purchase features will be favored during the selection process. Prior work on both iOS and Android platforms will be extremely beneficial for this job.

    $3988 (Avg Bid)
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    I'm looking for a highly skilled and efficient Android app developer who can get my project completed in 2-3 days. The app must perform the following features: - Monitor my Android screen and give signal when a specified text( user can set text in app) appear more then the number (set by user) the app will give notification with notification sound. This app must monitor my whole screen regardless of what app i am using and this app must can run in background. This function is like i repeated the word "text" so many times this app must capable to identify it and its numbers of appearing in such a paragraph also and give signal when there is more appearance then the user set Key skills required: - Advanced Android development. - Strong understanding of screen monitoring pr...

    $43 (Avg Bid)
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    I need to call the functions of an application developed with AIDL from another existing application. I am looking for an experienced Android Kotlin developer who can make this integration with AIDL. Knowing Turkish will be an advantage.

    $43 - $85 / hr
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    65 bids

    I'm a student currently diving into app development and I need some guidance in coding a productivity application using Kotlin in Android Studio. The aim is to develop an app that can cater to the general public. While I don't have a clear idea on the functionalities yet, I am open to suggestions. Ideal freelancer should: - Have in-depth knowledge and experience in coding with Kotlin and using Android Studio - Be able to guide and advise on the best practices in mobile app development - Understand the principles of designing productivity applications - Have experience in UI/UX design and creating interactive interfaces, considering this might be a route we take. - Have patience in explaining complex coding concepts to a beginner.

    $119 (Avg Bid)
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    Android 22 hours left

    Android Project

    $866 (Avg Bid)
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    As a developer seeking to collaborate on a significant project, I'm looking for an Android Expert to aid in building an encompassing app solution. BEES (Beneficial Experience and Entrepreneurial Skills) The freelancer should display a range of prior successful app creations. Bring your experience and detailed project proposals to the table. FUNCTIONALITIES We have a broad market in mind, and want our app to provide a range of relevant functionalities. This might include user login, push notifications, and payment integration. I fully believe, together, we can conceive an Android application masterpiece. Your experiential knowledge coupled with specific expertise in user-centric design and functionality will turn our vision to reality.

    $20 / hr (Avg Bid)
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    28 bids

    I am looking for a skilled Android developer with a strong background in user interface design and an understanding of biometric systems to simplify the navigation of my existing face recognition app. The current user journey is non-intuitive and needs to be streamlined. Ideal skills and experience: - Android app development - User interface (UI) design - Understanding of biometric systems - Experience in creating intuitive, user-friendly navigation structures. Key tasks: - Comprehensive review and understand the existing app and its user journey. - Design a simpler, more intuitive navigation structure. - Implement these UI changes into the app.

    $187 (Avg Bid)
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    I'm investing in the continuous development of my Android AOSP project, and I require an expert in Kernel customization, Custom ROM development, and Device driver integration. Our Company manufactures Set-Top Boxes powered by Android. We're looking for an experienced AOSP developer with these skills. - AOSP development experience - Strong Java skills - Kotlin skills - C/C++ experience - UI/UX design/implementation -Needs Android TV Knowledge. Although we're using Android open source project we are using many elements from Android TV software since our devices are designed for TV use. • Android Kernel Customization: I'm looking for someone who can show detail-oriented experience in performing Kernel customizations, where system performance and security are key. ...

    $63 / hr (Avg Bid)
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    34 bids
    WEARPLAY 01 21 hours left

    Necesito que alguien me desarrolle una aplicación para reloj inteligente que ya tengo diseñada, es una aplicación deportiva, enfocada para unos 8 millones de deportistas amateurs solo en España y para un deporte que está en pleno boom de crecimiento en toda Europa. Por la complejidad de desarrollo que tiene la aplicación me es imposible contratar una empresa para que me la desarrolle por el precio que supone hacerla pero si alguien se interesase por el proyecto y quisiera desarrollarla porque ve que puede haber negocio no tendría problema en llegar a acuerdos. La idea es ponerla gratis para que la instalen el mayor número posible de deportistas y luego hacer que se interesen por ella alguna plataforma específica de este depo...

    $67 (Avg Bid)
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    12 bids

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