Senior AI Platform Engineer - Remote

Life360; United States; Remote; USD 149,000 - 272,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

Paid parental leave

401(k) plan with company matching

Mental Wellness Program

Generous PTO and holidays

Learning & Development

Remote equipment reimbursement

Life360 Platinum Membership

Tile trackers

Job summary

Life360 is seeking an experienced AI Platform Engineer to build the shared foundation for AI across the organization. You will own critical production components end-to-end, define technical direction, and collaborate with cross-functional teams to enable safe, scalable AI features for members.

You will lead design decisions, ship robust infrastructure, and mentor teammates while aligning with the company’s AI-native strategy and remote-first culture.

Qualifications

• 8+ years of engineering experience.
• 3+ years building platforms or infrastructure used by other engineers.
• Experience building production AI systems, including agentic workflows, LLM integrations, retrieval, and evaluation.
• Working knowledge of MCP and agent orchestration.
• Strong backend and cloud fundamentals: distributed systems, APIs, IaC, reliability and observability.
• Experience running AI inference in production, including latency, reliability, cost tradeoffs.
• Sound judgment on shared platform investments.
• Clear written communication: design docs and standards for engineers.

Responsibilities

• Establish the overarching vision and paved paths to enable teams to adopt AI-native practices.
• Build the agent runtime and orchestration platform, including identity, auth, and audit for agents.
• Operate the MCP gateway and connectors to secure access to internal data, APIs, repos, and SaaS tools.
• Support the LLM gateway: model access, routing, authentication, rate limits, token budgets, cost attribution.
• Develop eval and regression infrastructure with golden datasets and CI hooks.
• Set up observability: tracing, cost per request, quality signals, drift detection.
• Collaborate with Security, Privacy, Legal to embed data handling and auditability by design.
• Define how product teams access, run, and monitor AI inference at member scale.
• Own production components: SLOs, dashboards, deployment pipelines, incident response.
• Enable memory, retrieval, and knowledge infrastructure for agents.
• Provide SDKs, templates, reusable skills, and docs to encourage reuse.
• Partner with AI DevX and Agentic PDLC to convert needs into shared primitives.
• Mentor engineers on architecture and evaluation; write design docs and standards.
• Explore foundational memory and retrieval capabilities for long-term platform needs.

Skills

Platform engineering

Production AI systems

Agent orchestration

Backend development

Cloud/distributed systems

Observability/CI-CD

Security/compliance

Documentation/design

Leadership/mentoring

Job description

Life360 is seeking an experienced AI Platform Engineer to build the shared foundation for AI across the organization. You will own critical production components end-to-end, define technical direction, and collaborate with cross-functional teams to enable safe, scalable AI features for members.

You will lead design decisions, ship robust infrastructure, and mentor teammates while aligning with the company’s AI-native strategy and remote-first culture.