AI Phone - Senior Android System Engineer
Seoul, Korea
- Level
- Senior
- Work type
- Hybrid · Seoul
Not stated in the posting: salary, visa.
Open. First seen 4 November 2026.
About the role
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: Android Framework, system services and OS-level AI integration.
Responsibilities
- Implement and modify Android system services.
- Develop privileged system APIs for AI capabilities.
- Build interfaces that allow AI agents to interact with Android system functionality.
- Work on permissions, IPC, application lifecycle and background execution.
- Integrate AI services with Android system components.
- Optimize system performance and resource consumption.
- Collaborate with agent engineers to implement reliable execution interfaces.
Requirements
- Strong Android engineering experience.
- Experience with Android Framework or AOSP development.
- Strong Java / Kotlin knowledge.
- Understanding of Binder IPC, Android processes and system services.
- Experience with Android permissions and application lifecycle.
- Strong debugging and performance optimization skills.
Nice to have
- Custom ROM or AOSP contributions.
- C++ experience.
- Experience with Android System UI.
- Experience with background services and power management.
What this role asks for
Particular to this role
C++ · Java
Rare in Bjak's other 299 open postings.
Standard for mobile roles
Android · Kotlin
Common in mobile postings at any company.
Compared with Bjak's other open jobs.
The team: ActAI - Realware NEW TEAM
This team is new: its 84 open roles were posted Nov 4, and Bjak had none in it before. You would be one of its first people.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Android (54 of 84), LLM (36 of 84), C++ (30 of 84), Java (18 of 84), Kotlin (18 of 84), Linux (12 of 84), Machine Learning (12 of 84)
OTHER ROLES ON THIS TEAM
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - Applied ML / Model Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - On-device AI / ML Systems Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Security & Privacy Engineer posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Hardware Platform / Mobile SoC Architect posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - Android Device Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - AI Application Integration Engineer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Product Designer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Agentic Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Android / AOSP Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Agent Runtime Engineer posted Nov 4
- AI Phone - Senior Android System Engineer posted Nov 4
- AI Phone - Senior Android System Engineer posted Nov 4
- AI Phone - Senior Android System Engineer posted Nov 4
- AI Phone - Senior Android System Engineer posted Nov 4
- AI Phone - Senior Android System Engineer posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - Product Lead posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - AI Systems / Agent Architect posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
- AI Phone - Head of Android / AOSP posted Nov 4
From the team and dates on Bjak's own job board.
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