# AI Phone - Android / AOSP Engineer at Bjak

AI Phone - Android / AOSP Engineer at Bjak in Seoul, Korea. Hybrid, full-time. Posted November 4, 2026.

- Company: Bjak
- Location: Seoul, Korea
- Workplace: Hybrid
- Job type: Full-time
- Posted: 2026-11-04
- Apply: https://jobs.ashbyhq.com/bjakcareer/932cd510-217f-4a79-97d2-cd94aa11aa79/application
- Source: https://jobmagic.ai/jobs/ai-phone-android-aosp-engineer-bjak-xg30vk

## Requirements

- Strong Android development experience.
- Java / Kotlin.
- Android Framework or AOSP knowledge.
- Understanding of system services, Binder IPC and permissions.
- Experience debugging complex Android issues.

## Description

### **About**

We are reimagining the phone. AI phones need to be proactive, intuitive, intelligent and low cost. This is a mission critical for rest of the world to adopt intelligence.
There are over 5 billion people using everyday applications such as email, messaging, notes, tasks, and calendars, yet most are not AI-native. Our mission is to build proactive applications and devices that bring intelligence into daily conversations, coordination and workflows, with minimal prompting.
**Focus:** Implementing the OS-level functionality and system integrations required by AI agents.

### **Responsibilities**

- Develop and modify Android Framework components.

- Implement system services and privileged APIs.

- Build secure interfaces for AI agents to access system functionality.

- Work on application lifecycle, permissions and background execution.

- Implement system-level integration with first-party applications.

- Improve OS stability and performance.

- Collaborate with agent engineers on execution capabilities.

### **Requirements**

- Strong Android development experience.

- Java / Kotlin.

- Android Framework or AOSP knowledge.

- Understanding of system services, Binder IPC and permissions.

- Experience debugging complex Android issues.

### **Nice to have**

- Custom ROM development.

- C++ and Linux knowledge.

- Android security and power management.

- Experience shipping system-level Android functionality.