DP
Ukraine
UTC+02:00 (Europe/Kiev)
Denys P.
Talented Android developer with a Back-end working experience in the past
Higher Education Computer Science
£61,900£55,700/YEAR
10% discount on yearly basis
All rates are indicative, annual rate includes 10% discount
£5,000/MONTH
£31/HOUR

Expertise

Core technologies

Java 5 years
Android 5 years
Kotlin 2 years
Ruby on Rails 2 years

Other technologies

JetPack
Retrofit 2
MVVM patterns

Portfolio Highlights

Mar `19 – Aug `19
5 months

KissMyBets

A mobile application with sport results predictions. You can subscribe in order to receive relevant predictions, place your bet, bet with friends. The back-end side uses the neural network and machine learning which analyses the games stats. https://play.google.com/store/apps/details?id=com.kissmybets https://apps.apple.com/ua/app/kiss-my-bets/id1460771371

Lead Android Developer

Creation of Android app architecture; Building an Android application; Integrating REST API

Kotlin
Android Studio
Jan `19 – May `19
4 months

Sitata.com

Sitata uses artificial intelligence and machine learning to keep you or your travelling employees safe when abroad. Whether you are a solo-female backpacker or a travel manager looking to do your best to ensure your staff stay safe, Sitata is there for you.

Team lead, Senior Android developer

Designing and building an SDK

Android SDK
Java
Kotlin
REST API

GPU

GPU is an app that helps drives and passengers to find each other within a couple of minutes. The product allows you to quickly and safely move around the city at any timу, no longer need to park, wait for a taxi or bus. Book a trip with one touch and pay with your credit card. The application works in Australia. And it’s available for Android and IOS devices.

Senior Android Developer

Native app development GPS tracking Real-time chatting API integrations

Android SDK
Java

2DUB

2DUB is a native mobile application for iOS and Android that allows users to improve English and Korean skills. Users have an ability to voice clips in English or Korean. The system itself detects errors in pronunciation and helps to improve language skills. The product is free to download but it has built-in purchases. Link IOS: https://itunes.apple.com/us/app/2dub/id1244037112?mt=8 Link Andoid: https://play.google.com/store/apps/details?id=com.dubberss.koo.dub2&hl=ru

Senior Android Developer

Native Android development, Video processing, API integrations

Android SDK
Java

Adverto

Adverto is multilingual Ad platform. The application allows you to post and buy any goods worldwide. It’s an excellent solution for individuals and for any business. The system has the ability to make online payments and automatic translation of any text. You can choose a product, chat with the seller and easily get the right thing. Also, there are implemented referral and bonus systems inside the application.

Senior Android developer, Tech lead

Developing a native Android app, Payment integrations API integration Leading mobile development for both iOS and Android Providing development reports

Android SDK
Java

About me

Started the carrier in IT as a Ruby developer and then moved to Android/Java. Thus Den has a good understanding of Back-end side which is very crucial for a client side. After becoming a Java expert, Den started learning Korlin and now it's a core technology he uses for Android development. Easy-going, detail-oriented and result-driven developer who's ready to work with you directly.

Startup full cycle development agency #487

10-50
Ukraine, Kharkiv
GMT+2
Core Expertise
Android SDK
CSS
Facebook API
Google API
Google Play
Heroku
Java
JavaScript
jQuery
Kotlin
.NET
Objective-C
PHP
PostgreSQL
React.js
Ruby
Ruby on Rails
SaaS
Socket.IO
UI
UX
WordPress
Apple UIKit Framework
Apple Xcode
Database Modeling
Geolocation
Git
Google Maps API
GPS Development
HTML
OAuth
Object Oriented Programming (OOP)
QA Management
RSpec
Sass
Scrum
Swift
Graphic design
Android Studio
Dagger 2
Sidekiq
REST API
InVision
PayPal API
iOS SDK
ActiveAdmin
AdMob SDK
Firebase Realtime Database
Chart.js
Flutter
Figma
Android Architecture Components
Mapbox
Firebase
Next.js
Server Side Rendering
Industries
Education & Science, E-Commerce & Retail, Banking & Finance, Construction & Real estate, Advertising & Marketing, Travel & Tourism
If you are looking for a technical partner, that can provide you with 'all in one place' services, then you make the right decision to check our profile. Our range of services includes mobile and web development, design, testing, project management, and business analysis. Therefore we can do a full cycle of development and help you solve any kind of issues or challenges related to the digital product. Key advantages of working with us: ✅ Real and sustainable practical experience to develop your product from idea to iterative enterprise solution. ✅ Explicit planning of strategy and tactics to reveal your risks and handle them in the very beginning of the implementation path. ✅ Precise and transparent reports and your tangible results every working day. ✅ Cohesive cooperation of marketing, design and development departments to make the most from your product. ✅ Following your deadlines, foreseen and inform ASAP if any risk suspends them to a later date.