Senior Android DataFlow Engineer - Hybrid in Helsinki

United States Digital Space LLC; Helsinki; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

United States Digital Space LLC is seeking a Senior Software Engineer, DataFlow (Android) to focus on core Android components for storage and data movement between the app and cloud. This hybrid role involves occasional presence at the Helsinki office and close collaboration with a cross-functional team.

You will be one of the core Android engineers, writing Kotlin, improving data sync, storage, and automation, while mentoring teammates and driving architectural improvements for millions of

Qualifications

• Experience with mobile development.
• Proficiency in Kotlin and modern Android app architecture.
• Experience solving challenging technical problems.
• Knowledge of data synchronization and platform data management.

Responsibilities

• Write Kotlin code for Android dataflow components.
• Improve app-cloud data sync: reliability, latency, performance, observability.
• Enhance app-side data storage: performance, access APIs, migrations.
• Develop automation and code-generation layers.
• Collaborate across Android, iOS, backend teams on platform features.
• Contribute to design and implementation with proactive improvements.

Skills

Mobile development

Kotlin

Android architecture

Mentoring

Strong communication

Tools

Android Studio

RealmDB

Sqlite

Python

Rust

AWS

TypeScript

C++ libraries

Job description

United States Digital Space LLC is seeking a Senior Software Engineer, DataFlow (Android) to focus on core Android components for storage and data movement between the app and cloud. This hybrid role involves occasional presence at the Helsinki office and close collaboration with a cross-functional team.

You will be one of the core Android engineers, writing Kotlin, improving data sync, storage, and automation, while mentoring teammates and driving architectural improvements for millions of