Mobile SDK Engineer

About the role

AppsFlyer’s Core SDK Team is looking for a Mobile SDK Engineer to design, build and maintain high‑performance SDK components that power millions of applications worldwide. You will work across Android and iOS platforms, tackling performance, compatibility and reliability challenges at massive scale.

Key responsibilities

• Develop new features and enhancements for the AppsFlyer mobile SDK used by developers globally.
• Design, implement and test reliable SDK components for multiple OS versions and device types.
• Own end‑to‑end quality, from design through production monitoring and incident resolution.
• Debug complex issues across diverse devices, OS versions and runtime environments.
• Improve SDK performance, stability and scalability.
• Maintain SDK wrappers and integrations for cross‑platform frameworks such as Unity, React Native and Flutter.
• Leverage AI‑driven tooling, automation systems and internal developer platforms to boost productivity.
• Collaborate with mobile, backend, frontend and platform engineers and participate in code reviews.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering or equivalent experience.
• 2–3 years of professional mobile development on Android or iOS.
• Strong ownership mindset and ability to work in a fast‑moving environment.
• Excellent English communication skills.

Required skills

• Kotlin, Java, Objective‑C, Swift.
• Android SDK, Android Studio, Gradle.
• Xcode.
• Unity, React Native, Flutter.
• Understanding of OOP, design patterns and data structures.