Mobile SDK Engineer

Join our Core SDK Team, responsible for building and maintaining the core mobile technology that powers our platform across millions of applications worldwide. The team develops high-performance, reliable, and secure SDK components used by developers globally.

The Core SDK team operates across Android and iOS platforms, with a long-term vision of a unified mobile SDK engineering team. Engineers collaborate across platform boundaries while maintaining deep expertise in their primary mobile ecosystem.

Operating at the intersection of mobile platforms and large-scale distributed systems, the team tackles complex challenges such as performance optimization, platform compatibility across thousands of devices, and maintaining highly reliable code that runs on billions of devices.

As the team evolves, we are also expanding beyond traditional mobile development and scaling engineering capabilities with AI. This includes building and using AI-powered tooling, MCP-based systems, and agent-dr

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What you have
B.Sc. in Computer Science or Software Engineering (or equivalent experience).
2-3 years of mobile development experience on Android or iOS.
Strong experience in one or more of the following: Kotlin, Java, Objective-C, or Swift.
Solid understanding of Android SDK, Android Studio,Gradle, Xcode.
Experience developing and maintaining production-level mobile applications or SDK components.
Good understanding of software engineering fundamentals (OOP, design patterns, data structures).
Experience debugging and troubleshooting mobile applications.
Very good English communication skills.
Strong ownership mindset and ability to learn and grow in a fast-moving environment.
Bonus points.
Experience with SDK or library development.
Experience working with cross-platform mobile frameworks (React Native, Flutter, Unity, etc.).
Knowledge of Android performance optimization and memory management.
Experience working with CI/CD pipelines and automated testing.
Familiarity with mobile secu