Hire the best Kotlin Developers in Odessa, UA
Check out Kotlin Developers in Odessa, UA with the skills you need for your next job.
- $50 hourly
- 5.0/5
- (17 jobs)
You are here because you need a web application - not just a mediocre website, but a complex mechanism tailored to your specific business needs that's just above the competence level of most freelancers out there? If yes, search no further. That's what I've been doing for the last 15 years. Contact me if your needs include: - Custom integrations with third-party APIs; - A mobile app that perfectly reflects and automates your business process and complements your web app; - Collecting and processing data from other websites; - High-load web applications designed to handle thousands of requests per second; - Applications with industry-specific business logic in financial, logistics, travel, healthcare, entertainment or media fields; - Mobile optimized, performance-optimized and SEO optimized websites; - Advanced eCommerce applications; and you are looking for someone who: - understands the UI/UX practices that websites use to attract, convert and retain customers; - speaks fluent, easily understandable English; - is ready to adjust to your business hours; - is attentive to detail; - always keeps you updated about the progress; - is easy-going and agreeable. I'm looking forward to learning about your goals and helping you achieve them. Sincerely, Serhiy
Kotlin
Artificial IntelligenceiOSSwiftBlockchainUser Experience DesignNode.jsJavaScriptShopifyLaravelHTMLWordPressReactPHPVue.js - $30 hourly
- 4.9/5
- (76 jobs)
I am a highly-qualified professional with a ten-years experience in developing mobile applications for Android, iPhone, iPad. I have successfully launched over 70 projects in various domains and technologies, ranging from simple apps to complicated projects. My main objective is a process-oriented approach that combines experience and creativity to find the most productive solutions and succeeding results. I am proficient enough in working in close collaborations with offshore clients as well. Flexibility and keeping ahead with technologies are my strengths, so I can guarantee the high quality of the work done. General Architecture: MVP, MVC, MVVM, MVI, Viper, Clean Architecture Languages: Java, Kotlin, Objective С, Swift Databases and storages: SQLite, Firebase, Realm, iCloud, Dropbox, Amazon S3, Couchbase Project Managment: Redmine, Slack, Asana, Trello, Jira SCV: Git, Mercurial Local/Push-Notifications, Google API Code review Analytics event Expirience in publishing applications to GooglePlay Experience in debugging and profiling applications, Crashlytics, experience with legacy code iOS Xcode, CocoaPods, SPM Using frameworks: UIKit (storyboards, autolayout, sizeClasses), SwiftUI, Foundation, CoreGraphics, CoreAnimation, Core Bluetooth (BLE), CoreLocation, CoreData (MagicalRecords), AVFoundation (launching video, audio), EventKit (reminders, work with events in apple calendar), WebKit, LocalAuthentication, DI, Snapkit, Google ads RestAPI, GraphQL Experience with network and server-side applications (Alamofire, URLSession, AFNetworking, WebSocket, Starscream) APNS, FCM , deeplinks Multithreading (GCD, NSOperationQueue) Experience with maps (Google, Apple, Yandex) In-App Purchase, PayPal, Stripe, ЮMoney Localization Reactive programming: RxSwift, Combine Android Android Studio, Gradle Using frameworks: Android SDK, Dagger, Hilt, Retrofit, OkHttp, Glide, Firebase services, Koin, Coil RestAPI, GraphQL Experience with maps (Google, Yandex) In-App Purchase, PayPal, Stripe, ЮMoney Localization Reactive programming: RxJava, Coroutines
Kotlin
EnglishRxJavaRxSwiftAPI IntegrationObjective-CSwiftMobile App DevelopmentFirebaseJavaMap IntegrationLocation-Based ServicePush NotificationsAndroidiOS - $45 hourly
- 5.0/5
- (8 jobs)
Mobile software engineer with rock solid experience. I have developed 35+ awesome apps and frameworks for IMAX, Snapchat, Palta, Nova Poshta and many other top notch companies. I have experience in prototyping and implementing both small MVP apps and large scalable systems for millions of active users. I am obsessed with modern technologies and together with my team we create new ones. My own technical solutions help me to achieve my customers' business goals much more faster and efficient. Actively follow the startup industry's development, and also help founders to realize their mind-blowing ideas by launching startups. Skills: - iOS Native development - Android Native development - Cross-platform mobile development (React Native) - Web development (React.js) - Backend development (Node.js) - UI/UX Design
Kotlin
iOS DevelopmentFirebaseReact NativeObject-Oriented ProgrammingMobile App DevelopmentiOSAndroidReactSwiftFlutterObjective-CiOS SDKiPad App Development - $150 hourly
- 4.9/5
- (23 jobs)
Flutter dev with background in Java/Kotlin for Android and Swift for iOS. My specialization: UI layout from design files (Sketch, Mockup, Photoshop), in-app purchases (IAP), social network API (Facebook, Google, Twitter, Instagram), image and photos, video/audio/text-chat support, REST API of any service, develop library for your service with easy and well-documented API, blockchain technologies, geolocation and maps, relational like SQLite and non-relational like MongoDB databases, cloud services (Firebase, AWS), social networks API (Facebook, Google, Twitter, YouTube, etc), Sockets, Android SDK & iOS Kits (Camera, Phone, Contacts, Messaging, Power, Storage, Notifications, Web browser). I familiar with all modern architectures (MVP, MVVM, BloC, etc) and deep knowledge in OOP and functional paradigms. If you want to estimate my skills and code quality, you can check my portfolio, when I describe how I use these technologies to achieve project goals and attached source code examples. I prefer to use Gradle as a built tool, Git as control version system, JUnit, and Robotium as testing frameworks, Slack for communicating, Redmine/Jira/Trello/Azure/GitLabetc as task and bug-tracking system. For testing purposes, I use a set of devices: iPhone, iPad LG Nexus, Samsung Galaxy, Meizu, Xiaomi, and others. They cover Android version from 2.3.3 to 10 and iOS from 11 to 13 and screen sizes from small 4-inch phones to 10-inch tablets. For every client, I propose my ideas about how to improve, make more profitable client Android application. I have several applications with over 100000 users, so I know how to make your application and support it to achieve maximum efficiency. My science interest is machine learning, neural networks, big data, data mining. I have worked with these technologies and I will be happy to use them in the application. It is important for me to build long-term relationships with clients, so I am primarily looking for long-term projects. I am ready to discuss requirements and communicate with your team via video-chat. Additionally, I can help you create technical and business requirements to the application if you don't fully understand which features you want.
Kotlin
Adobe PhotoshopSQLAndroid SDKAndroid App DevelopmentiOS DevelopmentRESTful ArchitectureAndroidJavaFlutter - $10 hourly
- 5.0/5
- (3 jobs)
Platform: Android Languages: Java, Kotlin, SQL Technologies: Retrofit, OkHttp, Dagger, Room RxJava, Coroutines, Git, Google ADs, Firebase, OneSignal, ViewBinding, DataBinding, JUnit, Mockito. Also got some experience with Compose, Telegram API, Selenium WebDriver, HtmlUnit and NNs Architecture and patterns: Clean Architecture, SOLID, MVVM, MVP, MVC
Kotlin
GitRetrofitFirebaseJUnitJavaRoomAndroidMockitoRxJavaDagger - $30 hourly
- 0.0/5
- (0 jobs)
5 + years experience in Product Management in Mobile and Web apps. Finished more than 50 projects and 3 successful products. Gathered a team of designers and developers and ready to come up with thought out solutions.
Kotlin
Mobile AdvertisingIT ManagementUX & UIMobile App StrategyMobile MarketingMobile App TestingMobile App DevelopmentSwift - $20 hourly
- 0.0/5
- (0 jobs)
Hello! I'm Daniil Chumachenko, a dedicated and passionate Middle Android Engineer with a proven track record of developing robust, scalable, and highly interactive mobile applications. My deep technical expertise, combined with a comprehensive educational background in Computer Software Engineering (Bachelor’s, Master's, and ongoing PhD at Odessa National Polytechnic University), allows me to deliver exceptional, client-focused Android solutions that precisely meet your project's requirements. My skill set covers a broad range of modern Android development technologies and best practices, including: - Advanced proficiency in Kotlin and Java. - Extensive experience with Jetpack Compose for building intuitive, engaging user interfaces. - Solid knowledge of architectural patterns (Clean Architecture, MVVM, MVI). - Expertise in dependency injection frameworks such as Dagger Hilt and Koin. - Experience creating and optimizing CI/CD pipelines for streamlined app deployment and continuous integration. - Strong background in Retrofit for network communication, Firebase services (Remote Config, Cloud Messaging), Realm database management, Room persistence library, Coroutines for asynchronous programming, and comprehensive custom UI development. Throughout my career, I've successfully contributed to various ambitious projects, such as transitioning single-bank applications into flexible, scalable, and feature-rich white-label applications designed for multiple banking institutions. This involved meticulous modular architecture planning, efficient use of product flavors, and effective implementation of multi-modular project structures. Additionally, my proactive approach enabled me to develop automated CI scripts, significantly simplifying the testing and deployment processes. I am adept at making key architectural decisions, swiftly resolving challenging technical issues, enhancing app performance, and implementing successful monetization strategies using Google Ads, AdMob, and In-App Purchases. My goal is always to deliver reliable, maintainable code that drives your business forward. Let's collaborate to transform your innovative Android app concepts into exceptional, market-ready products that stand out in the digital marketplace!
Kotlin
Google AdsIn-App PurchasesAndroid SDKCI/CDRoomCoroutineFirebaseGoogle MapsRetrofitKoinDagger 2Clean ArchitectureAndroidJava Want to browse more freelancers?
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