Hire the best Android App Developers in Kyiv, UA

Check out Android App Developers in Kyiv, UA with the skills you need for your next job.
Clients rate Android App developers
Rating is 4.8 out of 5.
4.8/5
based on 426 client reviews
  • $45 hourly
    🚀 Greetings! With over 11 years in the mobile development realm, I am a full-cycle mobile developer equipped to construct entire mobile applications from the ground up, spanning from design to implementation. Here's a snapshot of the technologies I wield: ✅ Languages: Swift, Objective-C, Java, Kotlin, Javascript, Dart ✅ Frameworks: React Native, Flutter, Node.js ✅ Databases: Firebase, MySQL, MS SQL, Cassandra, MongoDB, PostgreSQL, Redis ✅ SCMs: Github, Gitlab, BitBucket ✅ CI/CD tools: Jenkins, TeamCity, CircleCI, GitLabCI, GitHub Actions, Bitbucket Pipelines, Docker, Kubernetes ✅ Testing Approaches: TDD, BDD My expertise extends to microservices and event-driven architectures, with a wealth of experience in handling scalable applications. Beyond coding, I excel in working with legacy code, optimizing and automating processes, and crafting efficient workflows. Proficient and skilled in both design and mobile development, I can transform your ideas into market-ready solutions. Here are some of my specialties: 🍔 Food/Retail Delivery and Pickup Platforms for Drivers, Staff, and Customers 👥 Social Networks for Friends/Groups with Chat, Feeds, Profiles, Signup, and Log in 🔄 Buy and Sell Marketplace Apps with Commissions and Payments 📊 Task Management, Expense Management, and more. Let's collaborate to bring your visions to life and make a significant impact in the digital landscape! 💻✨
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    JavaScript
    Node.js
    Tablet
    Objective-C
    Java
    Hybrid App Development
    Firebase
    Mobile App Development
    Android
    iOS
    Flutter
    Smartphone
    Smartwatch
    iOS Development
    React Native
    Xamarin
    Swift
    Native App Development
    Kotlin
  • $40 hourly
    Release your mobile app to new heights with a 10+ year track record in Tech Excellence! 🚀 Key Skills & Expertise: Proficient in languages like Swift, Objective-C, Kotlin UI Design expertise in UIKit, SwiftUI, Autolayout, SnapKit Utilizing Reactive Programming: Combine, RxSwift Expertise in Architecture Patterns: MVC, MVP, MVVM, VIPER, TCA Thorough Testing with XCTest, XCUITest, Appium Adept at Dependency Management: SPM, CocoaPods, Carthage Implementing CI/CD using GitHub Actions, Codemagic, Jenkins, Fastlane, App Center Backend Interaction: Proficient in REST API, GraphQL Analytics Mastery: Google/Firebase Analytics, Revenue cat, Qonversion, Adapty, Amplitude, Customer IO ... and an extensive skill set encompassing social integration, mapping, audio/video streaming, augmented reality, payments, push notifications, and more. Client Reviews: "Arguably the finest iOS developer I've ever worked with..." "Nikita exceeded expectations, going above and beyond to complete the project." "Demonstrated unwavering commitment to meeting deadlines." "Friendly and highly dedicated, consistently delivering top-notch performance." "Nik is exceptional and a true hidden gem to collaborate with!" "Outstanding experience with Nikita. Adhered precisely to budget and timeline, even amid unplanned changes." What You Can Expect: - Transparent process using various tracking tools and regular meetings. - Swift and concise responses, providing clear explanations. - Expert consulting and personalized advice tailored to your unique needs. - Seamless integration with existing workflows and effective collaboration with your team. - Flexibility to work across different time zones. - Comprehensive documentation and unwavering support throughout the transition period. Ready to elevate your iOS development project? Let's connect and bring your vision to life! KEYWORDS: iOS Development, Swift Programming, Objective-C, iOS App Development, Mobile App Development, iPhone App Development, iPad App Development, Xcode, Cocoa Touch, UIKit, Core Data, Core Animation, Auto Layout, Interface Builder, RESTful APIs, Firebase, Push Notifications, In-App Purchases, App Store Submission, TestFlight, App Store Optimization (ASO), User Interface (UI) Design for iOS, User Experience (UX) Design for iOS, iOS SDK, iOS Frameworks, iOS Libraries, iOS UI/UX Guidelines, iOS Human Interface Guidelines (HIG), App Localization, Internationalization (i18n), Accessibility in iOS Apps, iOS App Testing, Continuous Integration (CI) for iOS, iOS Design Patterns, MVC, MVVM, VIPER, Reactive Programming in iOS, RxSwift, SwiftUI, iOS Animation, iOS Performance Optimization, Memory Management in iOS, iCloud Integration, HealthKit, CoreLocation, MapKit, Augmented Reality (ARKit), Machine Learning (Core ML), SiriKit, iOS Security Best Practices, iOS App Monetization, AdMob, In-App Advertising, iOS App Analytics, Firebase Analytics, Crashlytics, iOS App Maintenance, iOS App Updates, iOS App Refactoring, iOS App Enhancement, iOS App Migration, iOS App Prototyping, Custom iOS Controls, Custom UI Components for iOS, iOS Game Development, SpriteKit, SceneKit, Metal, Game Center Integration, iOS Social Media Integration, Facebook SDK for iOS, Twitter SDK for iOS, Instagram API, iOS Payment Gateway Integration, Apple Pay Integration, Stripe Integration for iOS, PayPal SDK for iOS, iOS Chat Application Development, Real-Time Messaging in iOS Apps, WebSocket Integration for iOS, iOS Video Streaming, AVFoundation, HLS, iOS Audio Streaming, AudioKit, iOS VPN Development, Network Extension in iOS, iOS Background Tasks, Location-Based Services in iOS, iBeacon Integration, Indoor Navigation in iOS Apps, Bluetooth Integration for iOS, Core Bluetooth, iOS AR Game Development, iOS AR App Development, iOS Education App Development, iOS Healthcare App Development, iOS Finance App Development, iOS E-commerce App Development, iOS Social Networking App Development, iOS Travel App Development, iOS Lifestyle App Development, iOS Utility App Development, iOS Productivity App Development, iOS Entertainment App Development, iOS Photography App Development, iOS News App Development, iOS Weather App Development, iOS Sports App Development, iOS Music App Development, iOS Gaming App Development, iOS Food Delivery App Development, iOS Taxi Booking App Development, iOS Ride-Sharing App Development.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    AI App Development
    SwiftUI
    In-App Purchases
    Mobile App
    Mobile App Development Consultation
    Firebase
    Apple Xcode
    Mobile App Improvement
    Native App Development
    Mobile App Development
    iOS Development
    Objective-C
    Swift
    iOS
  • $42 hourly
    Hello! I’m Mykyta, your go-to expert for Mobile App Development, specializing in React Native and Flutter technologies. I am dedicated to transforming innovative concepts into outstanding mobile applications that excel on both iOS and Android platforms. Whether you're a budding startup or an established company seeking mobile expansion, I focus on crafting Minimum Viable Products (MVPs) that actualize your visions. ✅ Why Choose Me? Proficient in React Native & Flutter: My extensive experience in both web and mobile development enriches my capability in these technologies, ensuring top performance and quality for your projects. ✅ Areas of Expertise: ✔️ Cross-Platform Development: I design apps that deliver a consistent and seamless experience across iOS and Android. ✔️ Advanced Programming: Leveraging my skills in JavaScript and Dart, I develop sophisticated applications that fully utilize the strengths of React Native and Flutter. ✔️ Firebase Integration: I utilize Firebase to provide robust backend services like real-time data syncing and user authentication. ✔️ User Interface Design: I am focused on creating engaging interfaces and intuitive navigation to boost user interaction and retention. ✔️ In-App Purchases & MVPs: I excel at incorporating in-app purchases and developing MVPs to ensure your product is market-ready. ✅ Achievements: Track Record of Success: Projects such as Moneyveo showcase my ability to develop scalable, user-centered, and impactful applications, underscoring my commitment to business growth and enhanced user experiences. ✅ Satisfied Clients: Client Testimonials: Positive feedback from clients attests to my dedication to exceeding expectations, meticulous attention to detail, and capability to deliver projects that surpass objectives. ⚙️ Technical Proficiencies: ✔️ Up-to-Date Knowledge: I keep abreast of the latest developments in iOS and Android platforms. ✔️ API Integration: Skilled in integrating APIs, including OpenAI, to boost app functionality. ✔️ CI/CD Expertise: Proficient in modern CI/CD practices for efficient app development and deployment. ✔️ UI/UX Design: Committed to crafting immersive and optimized user experiences, with a focus on accessibility. ✔️ E-commerce Solutions: Expert in incorporating advanced payment solutions for e-commerce applications. ✔️ Deep Insights into Mobile Development: I have an in-depth understanding of the intricacies of mobile app development, ensuring unparalleled performance. ✅ Let’s Collaborate: With my comprehensive knowledge in React Native and Flutter, I am prepared to turn your innovative ideas into leading, market-ready mobile apps. Partner with me to transform your vision into a vibrant reality on both iOS and Android platforms. Let’s connect and make it happen!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    API
    Flutter
    TypeScript
    In-App Purchases
    Tablet
    User Authentication
    User Profile Creation
    JavaScript
    iOS Development
    React Native
    Smartphone
    Mobile App Development
    Android
    iOS
  • $75 hourly
    12+ years of developing Android applications, leading teams, and delivering successful products. I provide high-quality mobile, Android TV, Android Auto, and Android Automotive OS apps using the latest tech stack like Jetpack Compose, MVVM, Hilt, Room, and ExoPlayer. Professional skills and technologies: • Fluency in Java and Kotlin • AndroidX/JetPack, Compose, Leanback • MVVM/MVP/MVI • Experience in RESTfull APIs, OAuth • SQLite/Room, Realm • ExoPlayer, optimization and performance tuning, offline playback, caching • Creating media apps for Android Auto and Android Automotive OS • Security/Encryption, biometric • Firebase Auth/Cloud functions/Database/Storage • Troubleshooting performance problems • Knowledge of best practices for developing secure software, mobile application vulnerabilities, and how to prevent them.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Reverse Engineering
    Android Room Persistence
    Android Debug Bridge
    SQLite
    Realm Database
    Firebase
    Git
    Google Maps API
    Google Play
    JetPack
    Android
    Java
    Kotlin
    Android SDK
  • $35 hourly
    Android/iOS Warrior. Custom UI Expert. I'm paying very strong attention to app architecture and UI quality - my works are quick to respond, have beautiful look and awesome support. Have a high level of self-organization. Up-to-date with latest Development trends, techniques, and technologies. Worked with Startups and small/medium business​. Skills

: • Android development • iOS development • MVP & Prototyping • Social media development Technical Skills: • Java/Kotlin/Swift languages • Firebase services • Geolocation, Google Maps expert • App monetization​ Do you have an interesting project? — Let’s do it amazing together. keywords ui, ux, user interface, user experience, mobile development, app development, ios development, material design, prototyping, layout, animation, android development, mvp, google maps, monetization, geolocation, firebase, social media, android studio, xcode.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Java
    Google Maps API
    Android
    iOS
    Android SDK
    Swift
    Firebase
    Chat & Messaging Software
    Payment Functionality
    Mobile App Development
    iOS Development
  • $25 hourly
    I’m an Electronic Engineer. I have more than 5 years working in the electronic world as a developer. I have skills to solve both software and hardware tasks based on: arduino, rp2040, esp32, different PLC like Omron, stm32, FPGA. I prefer to design electronic boards in KiCad. I always make 3D models of future boards and advise clients on ordering these boards from manufacturers such as JLCPCB, PCBway. I can also develop a future board case using Solidworks. My main work is the development of control systems for elevators and various technological equipment, such as slicers for the bread industry, autoclaves, etc. So I can help with the invention of an electrical circuit diagram for controlling various mechanisms.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Embedded System
    KiCad
    Embedded C
    Electronic Design
    C
    C++
    Python
    RFID
    STM32
    Electronic Workbench
    Arduino
    Mechanical Engineering
    PCB Design
    Raspberry Pi
  • $20 hourly
    I am an Android Developer with 3 years of experience. Have strong knowledge of Android SDK and Android ecosystem. Can deliver numerous functionality into your application. • Java SE, Kotlin • Android SDK • Android Architecture Components • RxJava 2 • Integrating RESTful Api • JSON, XML • OkHttp3 + Retrofit2 + Gson • Google Play Services • In-App purchases • Google Maps, GPS • ExoPlayer • AdMob Also, I am well acquainted with: OOP/OOD, SOLID, collections, multithreading, design patterns, Material Design principles, MVC, MVP, MVVM and Clean Architecture. I am always open to new interesting and challenging projects and ready to build the best quality products!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    RESTful Architecture
    Google Maps API
    Mobile App Development
    Tablet
    Firebase
    Android Studio
    Mobile UI Design
    Kotlin
    In-App Purchases
    Android
    Java
    Smartphone
    Git
    SQLite Programming
  • $60 hourly
    I have been a software developer for over 9 years in different roles. I led a team of mobile developers, started my own outsourcing company and launched a few startups. Currently, I'm open for the new opportunities as a Flutter developer. Also, I'm passioned in creating new products. I understand business processes and I know how to translate business needs into code. For the last 4 years I worked mostly in fintech startups: neobank, blockchain, and investments. I can be a part of large team and empower this team with my skills and experience. If you are looking for the Flutter developer let's have a call. I believe we can have a productive collaboration.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Mobile App Development
    Dart
    iOS Development
    Swift
    Flutter
    Angular 2
    Kotlin
    Java
  • $39 hourly
    I’m a result-oriented Software Developer, experienced with writing applications using Laravel and Flutter Frameworks. Mainly I'm focused on the development of mobile devices based on iOS/Android. Years of experience and working on different sides helps me achieve all business goals. Professional skills: - Logical thinking, high level of responsibility - Hard-working, result-oriented, and creative professional - Great attention to the details - Excellent communication skills, team-player
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Hybrid App Development
    iOS Development
    Flutter
    JSON
    XML
    MySQL
    PHP
    Bootstrap
    Laravel
  • $35 hourly
    My name is Anna, I am experienced mobile app developer from Ukraine and I have been delivering high-quality work for 5 years. My focus is on creating and fixing iOS, Android and cross-platform mobile applications with outstanding and neat design. My proficiency: - Proficient in Swift, SwiftUI, Objective-C, Dart, Java, Kotlin; - Hybrid Mobile app Development: Flutter; - Experienced in working with XCode, AndroidStudio, RestAPI, CoreData, CoreAnimation, UIKit, SwiftUI, Firebase, MapKit, Google Maps, Social Authorization, JWT and others; - Knowledgeable in user interface, maintaining and debugging processes; - Experienced in working with iOS/Android Application Design Patterns, MVC, MVP, MVVM. Thank you for considering my profile!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Git
    Apple Xcode
    iOS Development
    Dart
    iOS
    Flutter
    Firebase
    Swift
    Objective-C
    Android
  • $40 hourly
    Hi there! I'm an Email Marketing and Klaviyo Expert with 9+ years of experience in email Marketing & automation. Since I was a kid, I have always been fascinated by the power of communication and how it can influence people, I was able to turn my initial interest into a career first by delving in the Ad Copy world and then later into the Email marketing space. This passion drives me to ensure that each email campaign I craft is executed with the highest level of precision and creativity. Throughout my long career, I've designed and implemented a wide array of email marketing strategies, ranging from targeted promotional campaigns to intricate automation sequences. These projects have spanned various industries, including retail, tech startups, and service-based businesses. I have worked with everything from very large corporations to smaller companies. I've had the privilege of working with diverse clients globally, tailoring unique email marketing strategies that align with their specific goals. Beyond just implementing campaigns, I've also been involved in the strategic planning and analysis, ensuring that every campaign delivers maximum impact and engagement. In terms of my personal background I was born and raised in Europe mostly grew up in the Netherlands and Germany and also spent a lot of time in The UK and Canada. Although intrestingly and relevant to now my parents are Ukranian. I have been on the back and forth to Ukraine to help support family and the economy and get closer to my roots. Thank you for considering my professional background and experience. If you have any questions or are contemplating a new email marketing strategy, feel free to reach out. I'm here to help!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    AI Mobile App Development
    Mobile App Development
    Mobile App Design
    Mobile QA
    Mobile App
    Android NDK
    Android App
    Android
    iOS Development
    iOS
  • $35 hourly
    Hey, I'm Anfisa - BD from PlayJoy Studios - game development & art outsourcing company established 4 years ago. I will be your guide in the art and game development process and be available 24/7, always ready to help and answer any questions! We are a team of 30 professionals and we spesialize in: ✅Full game or prototype development - can develop any game from scratch; ✅Сo-development - help with the project or specific tasks (SDKs, optimization, etc.); ✅Game testing - we have a strong QA team ready to test your game from a fresh perspective and spot any issues ✅Game porting - to mobile & consoles (PS, XBOX, Nintendo Switch, Android, iOS, Amazon Mobile&Kids, Apple TV); ✅Art production- all types art creation for 2D/3D, animations & VFX; ✅Game design - game concept and GDD creation; ✅Live-ops support - support & new content updates for your existing projects. ✅We can also help with adding games to GOG, MS Store (incl. Game Pass) and EGS, SDK integration etc We guarantee excellent quality of work, great response to change requests and friendly, mutually beneficial cooperation. We are flexible and can help you on any project stage. We are not just another team, we are a group of professionals who have at least 5-10 years of experience in the industry on complex projects, we are very lean and result oriented. Varied technology stack - our team is experienced in Unity and Unreal development (and other technologies) and providing back-end solutions. Reach out to us and we guarantee your full satisfaction with our work!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    iOS Development
    Game Design
    Game Development
    QA Testing
    Game Art
    PlayStation
    Art Direction
    Xbox
    Art & Design
    App Development
    Game Testing
    Game Development Bug Fix
    Game Design Document
    Game Consultation
  • $72 hourly
    As an expert developer with 8+ years of experience in ML projects, web applications, custom software, and mobile application development, one of my most respected qualities is the ability to find solutions to problems. In addition, I am committed to open and ongoing communication with my clients, as this is key to every successful project. All of my projects have contributed to the growth and development of my client’s businesses and significant increases in their profits. 🔶 Machine Learning and Data Science: Python, TensorFlow, PyTorch, Keras, Deep Learning, Neural Networks, Artificial Neural Networks, Natural Language Processing, Computer Vision, Data Science, Data Analysis, Machine Learning, scikit-learn, Numba, Data Visualization, AI Development, AI Model Development, ARIMA, SARIMAX 🔶iOS: Swift, Objective-C, UIKit, SwiftUI, MapKit, CoreLocation, AVKit, StoreKit, Core Data, CloudKit, iOS Development, CocoaPods, Swift Package Manager 🔶Android Skills: Kotlin, Java, RxJava, Dagger2, ButterKnife, LiveData, DataBinding, Room, OKHttp, Retrofit, Volley, Jetpack Compose 🔶Flutter Skills: Bloc, Riverpod, Go Router, RxDart, GetIt, Pusher, Stacked, Dio, Mobx Web: React, Next.js, D3.js, Node.js, Redux, GraphQL, TypeScript My advantages: • World-class quality and experience • Honesty • Timely delivery & transparent communication • Deep vision of the products and improvements all the way together
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Data Visualization
    Software Architecture & Design
    Natural Language Processing
    Data Analysis
    Data Science
    Deep Learning
    Artificial Intelligence
    Machine Learning
    React
    iOS Development
    Mobile App Development
    Android
    iOS
    Python
  • $35 hourly
    Hi, nice to e-meet you =) My name is Alex and I'm Senior Unity developer. I'd love to help you with your projects and tasks! Here some info about me: - 10 years experience with Unity 3D; - Fundamental understanding of programming, excellent knowledge of C#; - working with mobile cross-platform games (casual / midcore); - Developing and porting games for consoles (Switch, Xbox, PlayStation); - Working with PC games; - Huge experience with game optimization (improving build size, RAM usage, FPS, etc); - Developing and adapting shaders for various platforms; - I solve problems of any complexity and specificity within Unity projects. I am a calm and positive person who can be relied upon. I treat any tasks and projects with respect and maximum concentration, your project will be as important to me as my own. Available 24/7, I give direct contacts, always ready to help and answer any questions. Also have extensive experience in organizing team work and team leadership, establishing processes and coordinating departments.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    AR & VR
    Back-End Development
    Front-End Development
    Photon Unity Networking
    PC Game
    Game Development
    Mobile Game Development
    Game Prototype
    Online Multiplayer
    Android
    C#
    Unity
    iOS
    Gaming Console
  • $50 hourly
    * Over 15 years of hands-on experience in leading a team of software developers. * Extensive experience in developing mobile, desktop, web, blockchain, IoT, and corporate solutions. * Expert knowledge of Object-Oriented Programming. * Expert knowledge in cross-platform software development for mobile (Android, iOS, WebOS, Tizen) and desktop operating systems (Windows, Linux, macOS) using C++ with wxWidgets, and C# with Xamarin. * Proven experience in successfully managing Blockchain startups. * 20 years of experience in software development. * wxWidgets Technology Evangelist in Eastern Europe.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Windows API Development
    WxWidgets
    Blockchain
    IT Project Management
    Python
    Node.js
    Xamarin
    Web Development
    iOS Development
    Project Management
    Standard Template Library
    TCP/IP
    Mobile App Development
    C++
    C#
  • $75 hourly
    ✅ 100% Job Success, Top Rated ✅ Delivering great iOS apps since 2011 🇺🇦 Ukraine-based, working from a safe place! A highly experienced mobile developer skilled in iOS (Swift/Obj-C) and Android (Java). A fan of the MVVM pattern and reactive programming. Perfectly dealing with Agile methodology, TDD/BDD, git. Have a strong background in application development (since 2004). Areas of Expertise: • Swift, SwiftUI, Objective-C • Java, Kotlin (intermediate) • Android, watchOS, tvOS • Flutter beginner • Frameworks: •• Combine, RxSwift, CoreLocation, StoreKit, MapKit, Google Maps, Alamofire • Cloud services: •• Firebase, iCloud, Mixpanel, Crashlytics, Urban Airship, Flurry, AWS, Dropbox • Databases: •• SQLite, CoreData, Realm • Payment processing: •• Stripe, Braintree • Other: •• Favorite Patterns: MVVM, Coordinator •• CI/CD: Bitrise, GitHub •• Game Dev: SpriteKit, Cocos2d, box2D, chipmunk, ARKit •• Social networks integration: Facebook, Twitter, Foursquare, Instagram
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    iOS
    Firebase
    Swift
    iOS Development
    Apple Watch
    Reactive Programming
    Mac OS App Development
    RxSwift
  • $45 hourly
    Java\Kotlin\Android and Groovy\Grails developer. Work on HTML5 projects sometimes. As a hobby, I learn neural networks.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    pandas
    PyTorch
    Gradle
    Python
    Java
    HTML5
  • $35 hourly
    Hello. Shortly my name is Olex. I’m mobile developer with more than 7 years of experience in the field of mobile development and more than 10 years of programming in general. I believe that my strongest skill is making things done. How? Responsibility and creativity, thinking about whole the project, not only codebase. And I like to finish my work, finish applications or features. I always think about my clients needs for first even if it's not best for me. I also care about end-user experience and always share my ideas or doubts about a project I make. I'm honest and fair. Listed below are my experience and skills: I work mostly as front-end mobile application developer on platforms: • iOS, WatchOS, • Android, • Hybrid. I work as back-end developer using Firebase to support mobile application development. I use programming languages as follows: • Swift, Objective-C - as native iOS development, • Kotlin, Java - as native Android development, • Dart - for hybrid development. I worked with most of mobile technologies and frameworks: • UI/UX - SwiftUI, UIKit, WatchKit, Lottie files, • Image creation, changing/processing - CGGraphics, CGAnimation, • Working with data - CoreData, Keychain, • Video creation, changing/processing (on the fly as well), streaming - AVFoundation, WebRTC SDK, • Device capabilities - Bluetooth / BLE, Location, Apple maps, Google maps, Push notifications, Network, tunneling, traffic management, HealthKit, • Working with payments - In-app purchases, Apple Pay, Shopify, Stripe, • Client-server communication - RESTful API, GraphQL, XML, JSON, Websockets, Sockets, Firebase SDK, AWS, • AI - MLKit, ChatGPT API I work with many professional tools, but mostly with: • Xcode & Cocoapods - iOS development tools, • Android Studio & Gradle - for Android development, • Visual Studio Code - for Flutter hybrid development • Git - version control. • Jira, Redmine, Trello, Slack, Bitbucket, Gitlab - as team tools. I have experience of Firebase back-end development with Javascript. I understand imperative and declarative, OOP principles of programming, a lot of architecture patterns, like MVC, MVVM, MVP etc. I have experience of publishing applications in both Appstore & Google Play. I have experience of team leading and project management.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    AV Foundation
    ChatGPT
    Problem Solving
    Git
    Apple Xcode
    watchOS
    Swift
    WebRTC
    API Integration
    iOS Development
    Firebase
    Kotlin
    Bluetooth
    Objective-C
  • $40 hourly
    As a Lead Mobile Engineer specializing in both iOS and Android platforms since 2012, my expertise extends beyond mere coding. Experienced with a wide range of SDKs and features, I have a solid understanding of what it takes to build the application from scratch and maintain it over the long term. When you collaborate with me, transparency and value for your investment are guaranteed. My main areas of expertise are: • Native iOS development - Swift, RxSwift, Objective-C. • Native Android development - Kotlin, Java, RxKotlin. • Hybrid/Cross-platform development - React Native, Flutter. As an entrepreneur, I get the ins and outs of your business challenges, which allows me to save you both time and money by tackling tech risks that many developers might not even know exist. I am also one of the co-founders of a full-cycle software development company called Softermii - so in case you’re looking for a reliable technology partner, just read on. I’m leading a team that thinks about the long run. We like building strong, lasting relationships with our clients and treat them like partners. We focus on doing great work instead of just doing a lot of work. We pay close attention to the little things and what your business needs. Our team leans on brand recognition, and we're committed to delivering work that earns you positive feedback. Our recent achievements include: 🎉 Award for “Best Real Estate Mobile Application in 2020". 🎉 Top 20 B2B companies by Clutch. 🎉 Top 20 App Development Companies at BusinessOfApps! 🎉 Top 20 App Developers on The Manifest. 🎉 Microsoft Certified Professional Developer (MCPD). 🎉 Microsoft Certified Technology Specialist (MCTD). Some facts to consider: 1) 30 000+ hours worked in total 2) Constant 100% Job Success Score on the platform 3) Clients generated a total of $2.5B in revenue 4) Headquartered in LA, and offices in Austin, Vienna, Kyiv, Munich, London, Tallinn. Come visit us! 5) 120+ experienced developers
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    AI Development
    Mobile App Design
    Mobile App
    Software Development
    Project Management
    Mobile App Development
    iOS Development
    Kotlin
    Java
    Flutter
    React Native
    Swift
  • $35 hourly
    Android Engineer with 7+ years of professional experience writing top-quality clean code with excellent creative problem-solving skills. Degree in Software Engineering. - Experience in major programming languages, databases, operating hardware, and software - Understanding of OOP principles, SOLID principles, and main design patterns - Understanding of Agile principles and practices: Scrum, Kanban - 3rd party libraries and SDK's configuration and integration - Social network integration: Facebook, Google, Twitter, etc. - Practical usage of Google Play Services: Google Analytics, FCM, Maps, etc. - Experience with version control systems I will convert your ideas to exceptional mobile applications to take your business to the next level. My tech skills include: - Languages: Kotlin, Java - Android SDK, Jetpack - MV+ architecture patterns: MVVM, MVI, MVC, MVP, Clean architecture - Network: Okhttp, Retrofit 2, Ktor - Dependency Injection: Dagger 2, Hilt, Koin - UI building: XML, Compose - Database: SQLite (Room) - Multithreading and asynchronous programming: Threads, Coroutines, Flow - Tools: Figma, Sketch, Charles, Postman, etc. Regular communication is important for me to ensure to deliver what clients want. I will do my best to complete projects with high quality and meet deadlines. Feel free to contact me with any questions. I will be pleased to help you!
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Mobile App Development
    Android
    Java
    Room
    Kotlin
    Retrofit
    Android SDK
    JetPack
  • $50 hourly
    High-quality work, expressed in the high quality app or game, is my way of leaving hundreds of thousands of people's lives affected by the product. - I need just 45 minutes to look over your idea to come up with at least 3 suggestions how you can develop it. - I’ll fully project manage your task from start to finish, with weekly updates on results with numbers/graphics of progress.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    2D Game Art
    3D Game Art
    Gaming NFT
    Game Mechanics
    PC Game
    Game Development
    iOS Development
    React
    Unreal Engine
    Game Consultation
    C++
    Unity
    Python
    C#
  • $35 hourly
    Highly efficient professional with over 8 years of experience developing and managing diversified mobile and web applications and websites. My driven focus on quality process improvements in support of business success. I’m the team player who is capable of understanding the needs and abilities of team members, and able to communicate with them. I have worked in startup environments as well as global companies, with a proven track record of being able to remotely manage international teams. If your product, business idea, website or app need improvement, management, upgrade (redesign, rebuild, development) I will be glad use my of experience in project management, product design, startup launches. My services: *requirements collection *market research *business cases *user flow mapping *product design (UX/UI) *product specifications *user stories writing *backlog management/grooming *vendor negotiation and management *team building / leadership *process documentation *waterfall, Scrum or Kanban frameworks *remote team management *Trello, JIRA, Asana and all modern PM tools Process improvement: *waste identification *Lean tools recommendations *implementation and management of change I'm from Kyiv and the time difference is not a problem to manage all communication in time as I've had the experience working with clients from Western Europe and North America. It's even more effective - there's always someone available for tasks while others rest. I'm available 7 days a week from 10 am to 6 pm EEST. No matter what your situation is: whether you are in the middle of a project that needs to be reigned in, or you are still at the beginning of project kickoff and realize you need someone to translate between the product owner and the development team, I would love to connect with you to see how I can help with your project or company! Analytical Thinker • Process Creator • Effective Communicator • Prioritization Planner • Organized Techie • Quick Learner • Critical Decision Maker • Teamwork Mentality • Can-Do Attitude • Solutions Oriented • Problem Solver • Wireframe Savvy
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Project Management
    Website Prototyping
    Wireframing
    InVision
    Axure RP
    Rapid Prototyping
    Balsamiq
    iOS Development
  • $45 hourly
    Experienced in cross-platform and native mobile app development, admin panels, dashboards, cloud, IoT solutions, web applications, and back-end (REST API, MQTT, etc) I am a Team Lead of the CitrusDev team, a Ukrainian software development company with over 40+ mobile and web developers, designers, project managers, DevOps, and QA specialists onboard. This means that besides my programming skills, you always have access to a full-stack product design & and development team. More about CitrusDev: CitrusDev provides customized software solutions for IoT startups, SaaS companies, eCommerce stores, LMS, and enterprise clients worldwide. From building the product from scratch to extending the existing teams, we have expertise in a diverse set of open-source technologies and platforms to bring innovation in an agile fashion. Our team excels in Java, Kotlin, Swift, Flutter, React Native, PHP, Laravel, WordPress, React.js, and Vue.js. With over 40+ people, CitrusDev has either empowered client teams or delivered end-to-end development projects for brands from the Internet of Things, consulting, eCommerce, marketing, or eLearning industries and is recognized as a Top IoT Developer in Ukraine by Clutch. Mykhailo, CitrusDev Team
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Payment Functionality
    CSS
    Tablet
    Raspberry Pi Firmware
    STM32
    Flutter
    Internet of Things Software
    Internet of Things
    MySQL
    Internet of Things Solutions Design
    Bluetooth
    WordPress
    Android
    iBeacon
    Laravel
    iOS
    Vue.js
  • $40 hourly
    I graduated from National Technical University of Ukraine "Kiev Polytechnic University" with a Bachelors of Science degree in Computer Science. Readily embracing cutting-edge technology, I have gained an in-depth understanding of the iOS(iPhone / iPad), WatchOS(Apple Watch) and tvOS (Apple TV) platforms. Having helped develop a series of commercially successful apps on iOS, I am seeking a new opportunity that will allow me to further expand on these skills. keywords: mobile apps, mobile app development, native mobile app, iOS, Swift, Objective-C, Android, Kotlin, Java, Python, PostgreSQL, CRM, ERP, IoT, SmartTV, AppleTV, iPad, iPhone, Apple Watch, smartwatches, mobile UI design, UX/UI, iOS UI design, iOS mobile App, Android Mobile App, Android UI design, iOS App Development, Android App Development
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    iPad App Development
    Mobile UI Design
    Web Design
    Web Development
    iOS Development
    Mobile App Development
    Python
  • $54 hourly
    I believe that a clean and beautiful code is backed up not only by the technical side, but a purpose driven decision to try, challenge yourself and finally accomplish it with all due attitude, quality and creativity thus meeting clients` requirements. This character determines both my team and me.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    JSON
    Internet of Things
    Git
    Object-Oriented Programming
    iOS Development
    In-App Purchases
    Swift
    Java
    SQLite
  • $50 hourly
    During the 11 years on IT market I went from Software Engineer to Senior management. positions. For the last few years my daily tasks were SDLC management, program management, people hiring and support, setting goals, motivation, certification, budgeting, process development and automation. 50+ FTE team management across 10+ deliveries. Main technology domains are Web development, Mobile, SAP, Data Science, Big Data and actually all Innovations in general.
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Program Management
    Database Programming
    Product Management
    Microsoft Dynamics CRM
    iOS Development
    Agile Software Development
    AngularJS
    .NET Framework
  • $44 hourly
    Skilled Mobile Engineer with more than 6 years of development experience. Started as an Android developer and then move to work with Flutter and deliver applications to both platforms. Core skills: Strong knowledge of Dart, Kotlin, Java Core, Flutter, Android SDK Good understanding of OOP principles, REST, JSON, design patterns, Android Jetpack tools Proficient in XML, SQLite, Git IDEs: Android studio, IntelliJ IDEA, NetBeans English – upper intermediate Industry aware, good problem solving skills Experince in working with third-party libraries: Retrofit, RxJava, Volley, Dagger2, Butter knife, Gson, GraphView, Retrofit, Picasso, Realm, Social networks integration( Facebook, Twitter, Instagram), Google Maps API, Youtube API
    vsuc_fltilesrefresh_TrophyIcon Android App Development
    Google Maps API
    Object-Oriented Programming
    XML
    Core Java
    JSON
    SQLite Programming
    Material Design
    Android SDK
    Mobile App Development
    iOS Development
    Firebase
    Dart
    Flutter
    Android
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