VO

HackerRank score:

Top 3%

Volodymyr completed HackerRank test in the top 3% of developers in this search results.

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Ukraine
UTC+02:00 (Europe/Kiev)
Volodymyr O.
Highly motivated Android and React Native dev with 3+ years of experience in software development.
£57,500£46,000/YEAR
20% discount on yearly basis
All rates are indicative, annual rate includes 20% discount
£4,300/MONTH
£29/HOUR

Expertise

Core technologies

Android SDK 3 years
Java 2 years
Kotlin 3 years
Android 3 years
React Native 1 year

Other technologies

Facebook API
Google API
Google Maps
Gradle
GSON
Fabric SDK
REST API
Crashlytics
Maven

Portfolio Highlights

Mar `19 – Jun `19
3 months

Ireland

Avail is a an individualised learning support app that is designed to be used by both children and adults with Learning Disabilities and Developmental Coordination Disorder.

Android developer

Fix existing issues. Implementation of new functionality

Java
Nov `18 – Dec `18
1 month

Denmark startup

Mobile application (iOS and Android) that allows to follow betting-experts to get betting tips and advice daily.

Android developer

Build MVP mobile app and implement the following funtionality: 1. Login screen 2. Experts 3. Click on experts to see daily tips. 4. Push notifications

Kotlin
Sep `17 – Feb `18
5 months

Constructor for Spay Insulation Creation

Technologies used: Android SDK, DataBinding, REST API, Gson, Camera API

Android Developer

1. Designed the project architecture. 2. Implemented and adapted camera functionality to all Android devices. 3. Worked on the local database.

Android SDK
GSON
REST API
Jun `17 – Sep `17
3 months

Kung Fu Karaoke

Technologies used: Kotlin, Exoplayer, UrbanAirship API, Fabric, RxJava, Dagger.

Android Developer

1. Implemented custom camera/video player. 2. Worked on media/audio recorded. 3. Implemented fast Fourier transformation.

Kotlin
Dagger 2
RxJava
Fabric SDK
Nov `16 – Jun `17
7 months

Tracking System for Homes

Technologies used: Realm, RxJava, Dagger, File Picker, REST API, Android SDK.

Android Developer

1. Built an Android application from scratch. 2. Configured the connection with the server-side. 3. Worked on synchronization of the local database with the server.

Android SDK
Dagger 2
RxJava
Realm
REST API
Jun `19 – Present
8 months

AI-based platform for content marketing community

AI-BASED PLATFORM FOR CONTENTMARKETING COMMUNITY

React Native developer

made android app to be buildable fixed issues with libs import expanded functionality of native module created own native modules and bound them with react code5. created new screens (native and react native) updated app’s navigation worked on animations, overriding react native components.

React Native
Apr `18 – Present
2 years

German company

Smartwatch solution allows to: - Receive step-by-step instructions - Accept and dismiss tasks in real time - Take photos, videos, and records - Collect data on worker’s action and navigation - Track the progress of the task - See the alarms and notifications

Android developer

Build an Android app that allows optimizing manufacturing processes and increase productivity. Implemented the following fuctionality: - Receive step-by-step instructions - Accept and dismiss tasks in real time - Take photos, videos, and records - Collect data on worker’s action and navigation - Track the progress of the task - See the alarms and notifications

Java

About me

Software Engineer with 3+ years of experience. Over career worked on projects of different complexity using mainly Java and Kotlin. Have a deep expertise in Firebase, SQLite, Realm and a good understanding of the software development lifecycle. Strong knowledge of Android Studio and Android SDK. Good knowledge and hands-on experience in React Native. Excellent analytical and problem-solving skills.

Web & mobile development agency #146

50-100
Wrocław/Poland, Lviv/Ukraine
GMT+2
Core Expertise
Android SDK
AngularJS
Drupal
HTML5
Java
Kotlin
MongoDB
MySQL
Node.js
Objective-C
PHP
PostgreSQL
React.js
React Native
Symfony
Xcode
Amazon Web Services
CSS3
Go
GruntJS
Jenkins
Laravel Framework
Swift
Angular 2x
Bower
Gulp
MS SQL Server
Npm
Docker
iOS SDK
macOS
iOS Operating System
Android Operating System
Vue.js
Angular 4
Angular 7
Industries
Education & Science, Business & Productivity, E-Commerce & Retail, Information services & Technologies, Entertainment & Games, Construction & Real estate, Sports & Fitness, Advertising & Marketing, Law & Government, Shopping & Loyalty programs, Photo & Video, News & Media, Statistics & Atalytics, Healthcare & Medicine, Food & Drink, Books & Catalogs, Service & Support, Accounting & Auditing, Automotive
Rolique is a well-coordinated team of developers, QAs, PMs, and BAs driven to deliver multi-functional applications for businesses. We are aspired to create systems that streamline the internal and external business processes and make the daily routines less time-consuming and painful. Rolique masters the personalized approach to analyzing and fixing bottlenecks, automating repetitive operations, and cutting down the redundant manual tasks.