Hire the best Android Developers in Odessa, UA

Check out Android Developers in Odessa, UA with the skills you need for your next job.
Clients rate Android developers
Rating is 4.8 out of 5.
4.8/5
based on 2,132 client reviews
  • $30 hourly
    I am a highly-qualified professional with a five-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. Experience with iOS technologies: - Xcode, Objective-C - databases: CoreData( MagicalRecords including), SQLite - internet and server side interactions(AFNetworking library): REST API, SOAP, JSON, Parse, Google API - maps: iOS MapKit Framework, Google Maps API, Yandex SDK - social networks: Twitter API, Facebook SDK, VK SDK - storage: local storage, cloud storage (icloud, dropbox) - multimedia (photo, video, audio) - tools: Redmine, Git, SVN, SoapUI, DBMS (database management systems), Crashlytics - notification/reminders: Local Notifications / APNS,EventKitUI - in-app purchases - iAd Experience with Android technologies: - Android studio, Java - Google Play Services and Patterns - Android libraries: Android Support Design Library, Android Support Library (v4, v7 appcompat, v7 cardview, v7 recyclerview), ActiveAndroid, RxJava, Retrofit, Picasso, UIL, ButterKnife, EventBus, Amazon - databases: Amazon DynamoDB, SQLite, Couchbase Lite Android - storage: local storage, cloud storage (Amazon S3, Couchbase Lite Android, dropbox) - multimedia (photo, video, audio) - tools: - Redmine, Git, SVN, SoapUI, DBMS (database management systems), Crashlytics - internet and server side interactions(AFNetworking library): REST API, SOAP, JSON, Parse, Local/Push-Notifications, Google API, GSON, GeoJson, Amazon SES - MVP - Google Android Maps Utils - in-app purchases
    vsuc_fltilesrefresh_TrophyIcon Android
    English
    RxJava
    RxSwift
    API Integration
    Objective-C
    Swift
    Mobile App Development
    Firebase
    Java
    Kotlin
    Map Integration
    Location-Based Service
    Push Notifications
    iOS
  • $10 hourly
    My specialization: Technical Support, Costumes Support, Personal/Virtual Assistance, Other Assistance. I have an expirince as a tech specialist and costumers support in a retail company of gadgets,smartphones,tablets,notebooks and accessories. Every day I was help our clients to setup their devices (Android devices ,iOS,Mac OS and PC/Windows)and give them tech support. Install and support MS Office apps and Windows 10/11 OS. Root Android devices. I am Easy learning,detail-oriented,responsible,communicable,open to new opportunities.
    vsuc_fltilesrefresh_TrophyIcon Android
    Customer Support
    Customer Service
    Online Help
    iOS
    Software QA
    PDF Conversion
    Microsoft Word
    Data Entry
    Online Chat Support
    Microsoft Windows
    Russian
    Technical Support
    Ukrainian
  • $150 hourly
    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.
    vsuc_fltilesrefresh_TrophyIcon Android
    Adobe Photoshop
    SQL
    Android SDK
    Android App Development
    iOS Development
    RESTful Architecture
    Java
    Flutter
    Kotlin
  • $33 hourly
    High-quality Delivery on Time and Budget. If it matters, You’re on the right way! ⏬ ✅ 10+ years of proven track record (Web Application Development) ✅ Tech Stack: JavaScript, React, React Native, MeteorJS, Redux, Redux-Saga, Firestore, HTML5, JQuery, Bootstrap. As of now, I'm a part of the Codemotion Ninjas team where I can realize my professional skills and create top-notch apps. Codemotion is a team of Ninja Developers focused on JavaScript. We deliver complex web and mobile applications development using React, React Native, Angular, Ionic, Vue.js, TypeScript, Node.js. Why Codemotion: 🔹 Providing development services starting from 2011 🔹 80+ team members (Senior 30%, Middle 55%, Junior 15%) and keep on growing 🔹 Ninja style - the mission will be accomplished, you can just enjoy the delivery and the demos 🔹 Great at remote work with various time zones 🔹 Our developers are fluent in English and learn skills extremely fast Need to empower your business? Let’s work together! 🚀 Highlighted skills: Web development, Mobile development, Application Development, JavaScript (JS), Front-end Development, Back-end Development, React (ReactJS, React.js), React Native (ReactNative), Node.js (Node, NodeJS), Express (Express.js, ExpressJS), Angular (AngularJS, Angular.js), Vue.js (Vue, VueJS), TypeScript (TypeScript), Meteor (MeteorJS, Meteor.js), Ionic, Electron, GraphQL, MongoDB, PostgreSQL, HTML, CSS (HTML/CSS)
    vsuc_fltilesrefresh_TrophyIcon Android
    Redux Saga
    React Native
    Firebase
    App Marketplace
    Google Play
    iOS Development
    jQuery
    Lodash
    JavaScript
  • $50 hourly
    Hello, nice to meet You! Seeking for Android App developer? I love to convert Your idea into app, that not only “gets the job done”, but also provides a Value for You, Your Brand and Your Customers.
 “Happy Customer leads to more Customers” - one of things, that I always keep in mind during development of software.
 I’m an experienced software craftsman for Android devices, who enjoys smartphones, tablets and gadgets and who loves to convert the ideas into robust, good-looking and as lightweight, as possible, apps. What features You want to have in Your app? Want to personalize Your services by knowing user’s location? 
Or Your app needs to sync it’s data across user’s devices and provide him/her a convenient access to his/her data?
 Or You have a set of unique, maybe even non-standard, features, that highlights Your app among competitors?
 Or etcetera? Let’s discuss Your project details and then You can relax and leave me the hardest part - implementation of Your ideas. I will also propose my ideas and improvements for Your Android application. If You are not sure, which features Your app will have, I can help You to create technical requirements for it. And I'm open for discussions in Upwork's chat and video-chat. \/____________________________________________\/ 
Clients' reviews about me (Can be observed in my Upwork profile’s work history):
 -------“Valentyn is always ready to go the extra mile so that the work is done properly. He's clear on his capabilities and honest on whether he can achieve a milestone or not. I'd recommend anyone looking for a smooth experience in freelancing, work with Valentyn. “ -------

“A second job well done. He has displayed his good grasp on fundamentals of programming. Even with this job being non-traditional he has dared to explore new areas.” -------“Val is an major asset to the Upwork community due to his superb work, good communication, and overall a great being. He is always there to answer any questions, provide comfort and reassurance. Val won't stop until your needs are met at 100%, which makes him different from the rest of the community. He is truly the top 5% of the Upwork community, and i HIGHLY recommend him! I hope to work with him again very soon! ” /\____________________________________________/\ Also It's important for me to build long-term cooperations with clients. Thank you in advance for your time and consideration. I look forward to working with you soon :) Here are my skills, If You want to observe them: Skills related to Android itself: - Support for Android 4.1 up to newest Android ver. 10.0 (Nearly 100% of devices, that are connected to Google Play). - Knowledge of Android SDK {​AndroidX; Android Support Design Library; File Management APIs; utilizing device's peripherals (cameras, microphones, fingerprint sensors, accelerometers, gyroscopes, etc); files encryption; geolocation; push notifications, etc}​ - Using Android SQLite database for storing and managing user's data. - App's background services. - Interacting with RESTful web backends (By using Retrofit, RxJava and etc) for exchanging data between app and server. - Working with clouds, like Google Cloud Storage (Storing user's data), Firebase Cloud Messaging (push notifications delivery), - Working with maps (Google Maps, Google Places API, etc) - User authentication, including authentication via his/her profiles in social networks (Like Twiiter, Facebook, Instagram, etc.). - Functionality, that requires ROOT access. - App's UIs of any complexity with animations. - Floating-over-any-apps popups (Like those in Facebook Messenger, Whatsapp, Viber, etc) of various kind and shape.
    vsuc_fltilesrefresh_TrophyIcon Android
    Geolocation
    Git
    Customer Service
    Android App Development
    Chat & Messaging Software
    User Authentication
    Java
    Firebase Cloud Firestore
    Kotlin
  • $30 hourly
    I have 4+ years of experience in technology companies focusing on cross-platform mobile development and web development. You are my client if: ✔️ You have an exciting project that involves using modern technologies and following the correct working processes. ✔️ You have a startup, growing, or large company that I can join. ✔️ You have unique ideas that you want to turn into reality. ✔️ You are looking to invest in your business together. My tech skills: ✅ Strong knowledge of ReactJS, Node.js, MERN stack, and associated libraries/tools. ✅ Hybrid Mobile app development (iOS/Android) using React Native. ✅ Hybrid Desktop app development (Windows/Mac OS) using ElectronJS. ✅ Data virtualization using Canvas, D3.js, Three.js, react-vis. ✅ Knowledge of CSS preprocessors ( e.g., Less, Sass, Scss). ✅ Work experience with Rest API, and GraphQL on all projects. ✅ Experienced in using bundlers: Webpack, Gulp. ✅ Deep understanding of app architecture and data structures. ✅ Deployment to Google Play, and App Store. ✅ Adobe Photoshop, Figma, Zeplin, Sketch ✅ Intermediate English. A pleasure to discuss projects, ideas, and things we can cooperate together to assure your success. Feel free to contact me with any questions.
    vsuc_fltilesrefresh_TrophyIcon Android
    Front-End Development
    Java
    Node.js
    Swift
    Mobile App Development
    Full-Stack Development
    iOS
    TypeScript
    Redux
    React Native
    React
    Web Development
    JavaScript
    HTML5
  • $15 hourly
    I’m a UX/UI designer with 3+ years of experience in creating sophisticated and user-friendly web & mobile interfaces. I have extensive experience in product design. My primary goal is making a modern, relevant for your business and attractive design that you love and show a successful profitable product! My skills: - UX/UI Design - Visual Design - Product Design - Wireframing - Prototyping - Design Research Have a profound knowledge and an understanding of: - Mobile apps UX/UI (iOS, Android) - IOS and Android guidelines - Material Design guidelines Work with the developers team Tools I use: - Adobe XD - Figma - Invision - Illustrator - Photoshop - Miro - Maze
    vsuc_fltilesrefresh_TrophyIcon Android
    Concept Design
    iOS
    Material Design
    SaaS
    UIKit
    Mobile UI Design
    UX & UI
    Web Design
    UI/UX Prototyping
    UX Research
    ProtoPie
    Figma
    Interaction Design
  • $10 hourly
    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
    vsuc_fltilesrefresh_TrophyIcon Android
    Git
    Retrofit
    Firebase
    Kotlin
    JUnit
    Java
    Room
    Mockito
    RxJava
    Dagger
  • $25 hourly
    I'm unity developer, skilled in making games and apps for mobiles and desktop. I have 11 years of programming experience(Unity3d, Java, C++). Last 7 years I've been making games/VR apps/AR apps in Unity. For the last 4 years am working as freelancer. Have experience in MMO development , casual games, apps. VR experience - (Oculus, Dream VR), AR experience -(Vuforia, MetaIO, EasyAR, ARkit, ARCore).
    vsuc_fltilesrefresh_TrophyIcon Android
    ARCore
    Augmented Reality
    Unity
    ARKit
    Virtual Reality
    Vuforia
    Photon Unity Networking
    Firebase
    Gear VR Game
    C#
  • $30 hourly
    Developing software for any purpose you wish to complete and always remain open to new experiences. Fulfilling your requirements and meeting every deadline. The technologies we leverage for crafting full-fledged solutions are the following but not limited to: 💻 Front-end: JavaScript, TypeScript, Vue.js/Nuxt.js, React/Next.js, Angular, HTML5, CSS3, jQuery, Less, SCSS, Gulp 🖥️ Back-end: PHP, Laravel, WordPress, Symfony, Node.js, Express.js, NestJS, MySQL, GIT 📱 Mobile Development: React Native, Swift, Objective-C, Kotlin, Java for Android, Flutter 🌟 UI/UX Design: Sketch, Figma, Adobe XD ⚫️ Expertise: IT consulting & advisory UI/UX design Web development Mobile development Custom software development Cloud development Software testing and QA Business analysis DevOps IT staff augmentation 3D design SEO optimization 🗃 Management (Jira, Trello, Microsoft Teams, Slack, MS Project, VersionOne, Mantis, Trac, Redmine, Zoom, Replicon) Providing end-to-end digital solutions of the highest quality, we build trust with customers through our rich practices, advanced care, and ever-growing competency. Our expertise extends to administering and configuring Unix/Linux servers (Ubuntu, CentOS, FreeBSD), utilizing virtualization technologies, Docker, and implementing technical SEO optimization with a deep understanding of SEO principles. Modern technologies, pure code, and solving problems of any complexity.
    vsuc_fltilesrefresh_TrophyIcon Android
    iOS
    Flutter
    React Native
    Front-End Development
    UX & UI
    Mobile App Development
    WordPress
    JavaScript
    PHP
    Vue.js
    React
    Laravel
    Desktop Application
    Web Application
  • $45 hourly
    Mobile software engineer with rock solid experience. I have developed 25+ 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. Our own technical solutions help us to achieve our 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
    vsuc_fltilesrefresh_TrophyIcon Android
    iOS Development
    Firebase
    React Native
    Object-Oriented Programming
    Mobile App Development
    iOS
    React
    Swift
    Flutter
    Objective-C
    iOS SDK
    Kotlin
    iPad App Development
  • $30 hourly
    Hi! I am Vadim from Ukraine, during the war I had to move to a safe place, and now I am looking for a job. I help apps improve their positions in the Apple Store and Google Play Market and the growth of organic installations after viewing the app, attract new users through ads. Furthermore, I have been doing mobile promotion since 2020, I have experience in many niches, especially in: ✔️ retail; ✔️ delivery services; ✔️ games; ✔️ dating; ✔️ etc. For more than 4 years of experience, I have worked with applications in the following countries: USA, UK, Ukraine, worldwide, Kazakhstan, Canada, Australia and others. My professional skills: ✔️ keyword optimization; ✔️ app promotion using motivational traffic; ✔️ app promotion using paid traffic; ✔️ text optimization of keywords, descriptions, titles, etc.; ✔️ A/B testing of icons, screenshots, videos and app descriptions; ✔️ developing a plan for promoting applications; ✔️ analysis of competitors and their promotion strategies; ✔️ optimization for different localizations; ✔️ experienced with App Store Connect, Search Ads, Google Play Console, Google Ads, Apps flyer, Firebase, etc.
    vsuc_fltilesrefresh_TrophyIcon Android
    Facebook Advertising
    Google Ads
    App Store Optimization
    Firebase
    App Store
    Mobile Advertising
    App Marketplace
    Google Play
    A/B Testing
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