# Andrew O'Brien

> Senior Software Engineer at AllTrails

Location: Brooklyn, New York, United States
Profile: https://flows.cv/andrewobrien

## Work Experience
### Senior Software Engineer @ AllTrails
Jan 2023 – Present

### Software Engineer @ AllTrails
Jan 2021 – Jan 2023

### Android Engineer @ WeWork
Jan 2019 – Jan 2021 | Greater New York City Area

### Principle Android Developer @ VectorMax
Jan 2018 – Jan 2019 | Greater New York City Area
• Developed and maintained company's sole product offering for the Android TV platform
distributed to all global vendors
• Responsible for publishing various build flavors of the application on the Google Play
Store
• Created highly performant custom views and animations for the application's Electronic
Programming Guide
• Migrated existing Java code to Kotlin and developed all new feature work in Kotlin
• Converted existing code base from MVC to MVVM in adherence to common best
practices
• Leveraged industry standard libraries such as Retrofit, RxJava2, Dagger2, Epoxy,
Google's Architecture Components, and Jetpack libraries
• Integrated native C++ SDK's and proprietary video / audio streaming formats into
ExoPlayer2
• Responsible for creating hiring process and plan of action for expanding Android team

### Android Developer @ Vyve, LLC
Jan 2018 – Jan 2018 | Greater New York City Area
• Build the Vyve dating Android application from ideation to proof of concept for investor demo sessions
• Worked with a multi-function team to create requirements and specs for development
• Used Google's Architecture components in conjunction with MVVM to create extensible testable code
• Implemented repository pattern to store and fetch data from android's SQLite persistent DB in conjunction with the a Restful API to provide the user with a reliable app performance in low network connectivity situations.

### Android Development Intern @ TurnToTech
Jan 2017 – Jan 2018 | Greater New York City Area
• Completed coursework focused on object-oriented programing, data structures and
algorithms
• Learned Android fundamentals such as activity/fragment lifecycles, adapters, services,
asynctask
• Completed 4 portfolio projects designed to reinforce principles learned in the internship

### IT Consultant @ Tier One Technology Partners, LLC
Jan 2015 – Jan 2017 | Baltimore, Maryland Area
• Managed server infrastructure, network security, and workstation configurations for over
20 businesses in the Baltimore area
• Wrote and maintained Powershell, Bash, Batch, and Python scripts to automate
managed services
• Wrote and maintained scripts for firewall configurations utilizing various firewall CLI's


## Education
### 90 Credits in Computer Engineering
University of Maryland Baltimore County

### Android Development
TurnToTech


## Contact & Social
- LinkedIn: https://linkedin.com/in/andygobrien

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Source: https://flows.cv/andrewobrien
JSON Resume: https://flows.cv/andrewobrien/resume.json
Last updated: 2026-03-22