Senior Android Platform Engineer (AOSP) - Remote, Latin America Ruzora places senior engineers from Latin America with US startups. We are looking for a Senior Android Platform Engineer to work full-time with a US startup building an AI-first phone: their own Android-based OS that runs on Pixel hardware and operates existing apps on the user's behalf. This is system-level work, not app development. What you will do: - Build and maintain a custom Android OS on AOSP (Soong/Android.bp, device trees, Pixel builds) - Change framework code and write system services in Java/Kotlin and C++, exposed over Binder/AIDL - Build the automation layer that drives third-party apps (AccessibilityService, UI Automator-style input, notification listener) - Own privileged and system apps, signature permissions and SELinux policy - Ship A/B OTA updates with update_engine and safe rollback - Keep an always-on agent fast and battery-efficient within Doze and background execution limits Requirements: - 5+ years of Android, with at least 2 years of AOSP or platform-level work (framework, system services, ROM or device bring-up) - Strong Java/Kotlin and working C++ - Hands-on Binder/AIDL, SELinux, privileged permissions and AOSP build system - Experience debugging with logcat, dumpsys, perfetto and bugreports - Fluent English (B2+), 5+ hours overlap with US Pacific time Nice to have: - Custom ROM experience (LineageOS, GrapheneOS or similar) - On-device LLM inference on Android (LiteRT, ExecuTorch, llama.cpp) - HAL or kernel work, hardware bring-up Process: short application, AI technical interview and a Kotlin coding assessment, then a founder interview with the startup. Full-time, 100% remote, compensation in USD to be agreed.

Senior Android Platform Engineer (AOSP)

Responsibilities

Skills wanted:

Language(s) required:

Roberto Espinoza

About Ruzora:

mission:

ruzora.com

Admin access needed