# Sergey Mashukov

Sergey Mashukov is a remote worker on Himalayas, Lead Android Developer at Rx2Go, based in Bulgaria.

Source: https://himalayas.app/@sergeymashukov

```text
I lead Android teams and build stable mobile products with Kotlin and clean architecture.
```

| Detail | Value |
| --- | --- |
| Availability | Looking for a job |
| Location | Bulgaria |
| Authorized to work in | Bulgaria |
| Salary expectations | 60k+ USD |
| Job categories | Android Developer, Android Team Lead, Mobile Application Developer |
| Skills | Android, Kotlin, Java, Android SDK, Team Leadership, Code Review, Technical Mentoring, Clean Architecture, MVVM, MVP, MVI, Coroutines, Flow, RxJava, Jetpack Compose, SDK Development, Git, Gradle, Retrofit, Dagger 2, Hilt, Koin, Blackberry, J2ME |

## What I'm looking for

```text
I'm open to remote, hybrid, or on-site Android roles, including full-time, contract, and project-based work.
```

## About

```text
I lead Android development at Rx2Go, guiding architectural decisions, code reviews, mentoring, and codebase optimization.

Previously at MFMSolutions, I developed client-side SDKs for a chat platform, delivered features, refactored code, and improved product stability. At VTB Bank, I contributed to a mobile banking application in an enterprise team, improving performance and stability.

Across freelance work, Oxagile, and Electronic Arts Russia, I built and supported mobile applications for fintech, retail, social media, Android, BlackBerry, and J2ME projects, including Starbucks, Pay-Go, Mom Life, Compare Taxi, Denim, and Reestr Online.
```

## Experience

### Lead Android Developer (current)

Rx2Go. Dec 2024 - Present

```text
Leading Android development team, making architectural decisions, conducting code reviews, and mentoring developers while optimizing the codebase.
```

Skills: Android, Team-Leadership, Code-Review, Architecture, Mentorship

### Senior Android Developer

MFMSolutions. Oct 2021 - Nov 2024

```text
Developed SDK client-side for a chat platform, implemented new features, refactored code, and improved product stability.
```

Skills: Android-SDK, Kotlin, Java, Refactoring, Stability

### Android Developer

VTB Bank. Oct 2020 - Sep 2021

```text
Developed mobile banking application, collaborated with enterprise teams, and improved performance and stability.
```

Skills: Android, Mobile-Banking, Performance-Optimization, Stability

### Freelance Android Developer

Self Employed. Jan 2014 - Oct 2020

```text
Provided full-cycle Android development for fintech, retail, and social media projects, including architecture design, publishing, and support.
```

Skills: Android, Architecture, Fintech, Retail, Social-Media

### Mobile Developer

Oxagile. Apr 2010 - Mar 2012

```text
Developed Android and BlackBerry applications.
```

Skills: Android, Blackberry

### Lead Programmer

Electronic Arts Russia. Nov 2005 - Aug 2011

```text
Developed and ported mobile applications for J2ME, BlackBerry, and Android.
```

Skills: J2ME, Blackberry, Android, Mobile-Development

## Education

### Polotsk State University

Bachelor's Degree, Radio Engineering

```text
Bachelor's Degree in Radio Engineering from Polotsk State University, completed in 2005.
```

### Novopolotsk Polytechnic Technical College

Diploma, Radio Electronics Manufacturing Technology

```text
Diploma in Radio Electronics Manufacturing Technology from Novopolotsk Polytechnic Technical College, completed in 2000.
```

## Tech stack

- Retrofit
- Android SDK
- Gradle
- RxJava
- Java
- Kotlin
- Flow
- Git
- Android

To contact Sergey, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire).

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