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Summary

Expertise

Project Highlights

Education

Agency

OK

English:

Intermediate

Oleg K.

vetted by Youteam

Vetted by YouTeam

Ukraine

UTC +02:00

Ukraine/Kyiv

English:

Intermediate

Senior Android and Flutter Developer

Proactive specialist with strong knowledge in Android development, with various backgrounds in different spheres of IT development, Have experience with cross-platform applications too.

Want to hire this engineer?

Check if Oleg is available

Expertise

Years of commercial development experience

5 years of experience

Core technologies

Android 5 years
Kotlin 5 years
Git 3 years
Firebase 3 years
Flutter 3 years

Other technologies

HTML5
MySQL
Stripe
Twilio
CSS3
Flutter

Project Highlights

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Android Developer

Service app

Nov `24 - Dec `24

https://play.google.com/store/apps/details?id=dscenrollment.capricorn.com.capturevideodsc

This is a specialized application designed to simplify the digital signature certificate (DSC) enrollment process. It caters primarily to individuals and organizations needing a secure and efficient way to capture and submit the necessary data for DSC issuance.

Responsibilities & achievements

- Developing Android part; - Implementing new features with some integrations; - Bug fixing.

Kotlin
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Android Developer

Dating App

Nov `23 - Aug `24

9 months

https://play.google.com/store/search?q=Jwed&c=apps

The application is designed to help Jewish people to find their life partner.

Responsibilities & achievements

- Developing flutter part; - Implementing new features with some integrations; - Deal with different push types, priorities. OS specific feature; - Bug fixing.

Google Maps
FFmpeg
Flutter
Firebase
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Flutter Developer

LinkedWind

Jan `23 - Nov `23

10 months

https://play.google.com/store/apps/details?id=tech.empat.linkedwind.prod

App that helps Wingfoilers, Kitesurfers, Windsurfers to get real-time wind updates based on reports of actual riders. Geolocalization helps to find reports next to you.

Responsibilities & achievements

- Integrated authorization; - Integrated registration (Gmail, Apple); - Created feed with posts from the users that contains photo, video, and text; - Added filtering of the data in the feed; - Added creation of posts; - Added commenting posts with attaching images; - Connected push notifications; - Added possibility to add/reject requests from people to become friends; - Integrated searching for people by usernames.

Kotlin
Twilio
Swift
Firebase
icon
Android Developer

Entrata

Sep `22 - May `23

8 months

https://www.entrata.com/

The short pitch is that it’s an app for Students that will help them plan for their future and protect the things they love.

Responsibilities & achievements

- built front-end components library; - debugged and resolved the application issues; - wrote unit, integration and e2e tests; - integrated with different providers.

Kotlin
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Android Developer

Social Network App

Jan `21 - Oct `24

4 years

https://play.google.com/store/search?q=obimy&c=apps

App which gives a different way to pay attention and feel care of close ones without text messages/pictures/video. It also works based on biometric data recorded by a smartphone - you can see the number of steps taken by a partner, feel the rhythm of the heart. In addition, the application records the time spent with your partner for a day, month, or year.

Responsibilities & achievements

- Built an app from scratch, using MVVM architecture; - Developed custom views; - Fetched views with multiple animations (Lottie); - Worked with video via Exoplayer.

Kotlin
Stripe
Twilio
RxKotlin

Education

Higher Education

Agency

Mobile development, Web agency #1997

50-100

GMT+2

Kyiv/Ukraine, Ivano-Frankivsk/Ukraine, Lviv/Ukraine, Ternopil/Ukraine, Khmelnyck/Ukraine, Warsaw/Poland, Paris/France, Berlin/Germany

Core Expertise

AWS
Java
Kotlin
.NET
Node.js
PHP
Python
React.js
React Native
Shopify
TypeScript
Unity or Unity3D
DART
Laravel Framework
Swift
WordPress e-Commerce
Webflow
Vue.js
Blockchain
Flutter
Vuex
Python 3.11

Industries

Education & Science, E-Commerce & Retail, Banking & Finance, Social Media & Communication, Healthcare & Medicine, Branding, design, web development

Want to hire this engineer?

Check if Oleg is available