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Work experience

Android Developer

from 05.2021 to now (5 years 3 months)
DataArt, Odesa (IT)

Telecommunication Application

Client:The US-based telecom service company
Description:The main goal of the application was to test different metrics (up to 12) of a wireless telecom provider, e.g., upload/download 4G/5G speed, voice quality, emergency call test, RTT test, ping/traceroute, etc. These tests involved close communication of the mobile test device with the clients' middleware (Linux server), working with lower levels of the OS through HAL in C, and communication with libraries written in C++.
Platform:Android
Languages:Java, C, C++
Environments:Android SDK, Android HAL, Jetpack, ShellScript, Bluetooth (A2DP/HFP), Enterprise Device Management (MDM, AOSP), Source compiling (CMake), UI Automator, Appium, the company's specific hardware and software written in C.
Position:Software Developer
Activities:
Maintaining 24/7/365 uptime of the application while preventing any memory leaks or performance issues;
Preparing the application for an upcoming Android release requirements (12, 12L, 13);
Implementing new features in the application or around it (e.g., server-side scripts to control the application from a Linux server) and end-to-end testing them;
Constantly collaborating with a distributed, diverse team based in the US.


Analytics Migration Project

Client:The UK-based marketplace.
Description:The main task was to migrate the existing high-load Analytics infrastructure with millions of hits daily from GA3 to GA4.
Platform:Android
Languages:Java, Kotlin
Environments:Android SDK, MVI, Jetpack, Firebase, Google Analytics, GTM
Position:Software Developer
Activities:
Migration process from GA4 to GA3;
End-to-end testing on the Firebase side: Debug View and GTM checks;
Close collaboration with both Marketing and Tech teams.


Android Client for Social Exchange System

Client:Software solutions company from the US
Description:The project deliverable was an Android client for a social exchange system providing users with different tasks with an overall goal of increasing social activity around content offered by the admin. Also, the application included highly sophisticated referral ("teams") and level ("experience") systems. The application was compatible with different Android OS versions and used GraphQL technology on the backend.
Platform:Android
Languages:Kotlin
Environments:Android SDK, GraphQL, MVVM, Jetpack
Position:Software Developer

Android Developer

from 05.2020 to now (6 years 3 months)
Meta Project, Odessa (IT)

- Long-time support of an exsiting financial app.
- Building a new ones while using latest-and-greatest from Google technologies.
- Sharing experience with colleagues.

Android Developer

from 01.2018 to 03.2020 (2 years 3 months)
Attract Group, Одесса (IT)

- Supporting and fixing existing applications written in Java.
- Developing new applications in Kotlin from scratch.
- Working in close cooperation with QA team

Education

OSENU

Computer Science, Одесса
Higher, from 2008 to 2014 (6 years)

Knowledge and skills

• MySQL
• Scrum
• Agile
• Bug tracking systems
• Testing
• JUnit
• VCS
• Documentation management
• Security
• Debugging
• QA Automation
• Python
• Linux OS user
• Welding of embedded products
• Soldering
• C++
• CMake
• Driving licence cat. B

Language proficiencies

• Ukrainian — fluent
• English — advanced

Additional information

3+ years of successful experience in IT industry.

- Knowledge of Java SE, Kotlin, Android SDK, OOP, REST services;
- Experience in integration with third-party and Google libraries(Retrofit, Facebook, Crashlytics).
- MVP, MVVM.
- Hands-on experience with Room, Dagger 2, Firebase.
- Working with bug-tracking systems (Jira).
- Familiar with Agile\SCRUM.
- Upper-intermediate English (B2)

Projects:

Successfully released 4-5 projects to the Play Store as the part of three-piece Android developer team.

- HadsUp app

HadsUp is a smart operating system

It is an innovative advertising display platform that manages devices that play 3D hologram advertising visuals floating in the air at indoor and outdoor spots where human traffic is intensive and offers the best possible Ads broadcasting opportunity to the brands in terms of their budgets.

- Kopeyka app

Project description:
Development and support of the app for retail network Kopeyka.

Functionality of the application:
- shopping lists
- discounts lists
- store locator
- loyalty programs
- purchase history
- feedback func etc