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Andrii – Kotlin, Android, Flutter, experts in Lemon.io

Andrii

From Ukraine (GMT+3)

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Mobile DeveloperSenior
Hire developer
8 years of commercial experience
Banking
Entertainment
Fintech
Public services
Retail
Mobile apps
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Andrii – Kotlin, Android, Flutter

Andrii is an experienced Android/Flutter Developer with a keen interest in learning and leveraging new technologies and APIs. Passionate about Google's technologies, he actively organizes IT events and conferences. A fan of material design, Andrii also possesses a strong grasp of the principles of clean architecture and is enthusiastic about tackling new challenges in the tech industry.

Main technologies
Kotlin
6 years
Android
6 years
Additional skills
Flutter
Java
RxJava
Node.js
Django
Dagger
Sketch
Dart
MVVM
MVP
Typescript
UI testing
JavaScript
Espresso
Adobe Photoshop
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Android / Flutter Developer
Sep 2019 - Jan 20222 years 4 months
Project Overview

A payment tool introduced by the government of the United Arab Emirates with the aim of facilitating the collection of revenues of governmental and non-governmental service fees in a safe and secure way.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Integrated CI/CD system;
  • Integrated UI tests and integration tests;
  • Cooperated with the backend team to fix API bugs on the mobile side;
  • Sharing knowledge with juniors;
  • Developing custom views.
Project Tech stack:
Android
Kotlin
RxJava
UI tests
Integration tests
MVVM
Java
Flutter
Android Developer
Aug 2016 - Aug 20215 years
Project Overview

An app for the Polish Film Festival. Features:

  • Stay abreast of news related to the festival
  • Acquainted with the program of the festival
  • Find the description of the film
  • Buying tickets
Skeleton
Skeleton
Skeleton
Responsibilities:
  • Designed the UI in Sketch and adapted it to the client's needs;
  • Designed architecture of the app from the ground up;
  • Helped 1,000 users browse films and get a ticket for them during the Polish Film Festival;
  • Published the app in Google Play;
  • Responded to new bugs with fixes in matter of hours;
  • Integrated Firebase Mobile analytics to best track users' behaviors in the app and make informed design decisions.
Project Tech stack:
Android
Java
Kotlin
JavaScript
Typescript
Sketch
Adobe Photoshop
MVVM
RxJava
Android Developer
Feb 2019 - Sep 20196 months
Project Overview

An online shop of furniture and home décor from top brands. A company's branch, the well-known interior shopping club, was launched in 2011 in Germany. It offers its members a range of carefully selected products in limited quantities over short periods of time.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Fixed complex bugs;
  • Redesigned UI to the latest Material Design guidelines;
  • Spent a lot of time on UI tests and on automation of a workflow;
  • Made pair programming, scrum;
  • Redesigned UI;
  • Made code testable;
  • Made app performance optimization;
  • Made profiling;
  • Taught Juniors.
Project Tech stack:
Android
Kotlin
Java
MVP
Typescript
JavaScript
Node.js
Espresso
Django
Dagger
Android Developer
Mar 2017 - Feb 20191 year 11 months
Project Overview

An independent, non-profit, and non-partisan organization that serves the Scout Movement. Its purpose is to promote unity and the understanding of Scouting's purpose and principles while facilitating its expansion and development. This app can help with the latest News, Projects, Events, Scout Places, Publications, Pictures, and Videos from World Scouting.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Developed a social network;
  • Developed new features;
  • Fixed bugs;
  • Wrote unit tests;
  • Performed code reviews.
Project Tech stack:
Android
Java
Kotlin
Spring
Node.js
JavaScript
Typescript
RxJava

Education

2023
Computer Science
Engineer

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