Tomas Mlynaric is an Android Developer Relations Engineer at Google with 11 years of experience building and optimizing mobile applications and developer tooling. He focuses on Android performance, benchmarking and Jetpack Compose, contributing to high-profile projects like Android performance-samples, compose-samples and the Google I/O app. Prior to Google he led Android teams at STRV, driving migrations, build optimizations and production-ready UI features. Tomas blends hands-on mobile engineering with DevRel skills, measuring and reducing jank through benchmarks and instrumentation rather than just surface-level tuning. Based in Poland, he pairs formal training in IT, computer graphics and security with a practical track record of refactoring complex build and performance pipelines.
11 years of coding experience
5 years of employment as a software developer
Bachelor (Bc.), Information Technology, Bachelor (Bc.), Information Technology at Brno University of Technology
Computer Systems Security, Computer Systems Security at University of South Wales
Polské gymnázium - Polskie Gimnazjum im.Juliusza Słowackiego
Samples to show APIs and best practices in Performance on Android
Role in this project:
Performance Engineer
Contributions:59 reviews, 200 commits, 77 PRs in 1 year 2 months
Contributions summary:Tomas primarily contributed to improving the performance of Android applications, as evidenced by the commits related to performance samples and benchmarks. They refactored code to simplify startup benchmarks and tests. The user added scripts to pull trace and benchmark data and implemented new benchmarks focused on sorting algorithms, view inflation, and compose based performance. This suggests a focus on measuring, analyzing, and optimizing the efficiency of the application's components.
A fully functional Android app built entirely with Kotlin and Jetpack Compose
Role in this project:
Mobile Developer (Android)
Contributions:62 reviews, 78 commits, 35 PRs in 8 months
Contributions summary:Tomas primarily contributed to the UI of the Now in Android application, focusing on implementing and integrating Compose UI components. Their work included creating a composable for performance metrics, integrating it into the app's navigation and various UI components, such as the Interests screen and AuthorsCarousel, and adding features for better jank and performance tracking with JankMetricEffect and JankMetricDisposableEffect. The user also added test tags for UI elements, making it easier to access and test composables using UiAutomator.
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