Staff AI Platform Engineer (Fully Remote)

Life360; United States; Remote; USD 180,000 - 280,000; Full time

Benefits offered by this job

Paid parental leave

401(k) matching

Flexible PTO

Remote work reimbursement

Job summary

Life360, a remote-first company, seeks an experienced AI infrastructure leader to set the vision for AI-native engineering and shape scalable platform roadmaps. You will build agent runtime, MCP gateway, and LLM gateway infra.

With 8+ years in engineering (3+ in platforms for engineers) and hands-on AI production experience, you will ensure observability and cost controls while advancing backend and cloud fundamentals.

Qualifications

• 8+ years engineering experience
• 3+ years in platforms/infrastructure for engineers
• Experience building production AI systems including agents, LLM integrations, and retrieval
• Strong backend, cloud, and distributed systems fundamentals

Responsibilities

• Establish the overarching vision and paved paths for AI-native engineering practices.
• Build agent runtime, MCP gateway, and LLM gateway infrastructure.
• Ensure observability, evals, and cost controls for AI inference

Skills

Backend engineering

Cloud infrastructure

Distributed systems

AI systems development

LLM integrations

Retrieval

Job description

• Life360 is a remote-first company with a mission to keep people close to their loved ones.
• It offers location sharing, crash detection, and safe driving reports.
• The company has over 100 million monthly active users and 500+ employees.

What You'll Do:

• Establish the overarching vision and paved paths for AI-native engineering practices.
• Build agent runtime, MCP gateway, and LLM gateway infrastructure.
• Ensure observability, evals, and cost controls for AI inference.

What We're Looking For:

• 8+ years engineering experience, 3+ in platforms/infrastructure for engineers.
• Experience building production AI systems including agents, LLM integrations, and retrieval.
• Strong backend, cloud, and distributed systems fundamentals.
• Comprehensive medical, dental, vision, and insurance plans.
• Paid parental leave, 401(k) matching, and generous flexible PTO.
• Learning & Development programs and remote work reimbursement.

Life360

Life360 provides a mobile app and devices for location sharing, safe driving, and crash detection for families. It has more than 500 remote-first employees and focuses on keeping people close.