AI Platform Engineer — Scale Reliable AI Systems

Jobzhr; San Francisco (CA); On-site; USD 180,000 - 201,000; Full time

Job summary

Notion is seeking a role on the AI Platform team to design, prototype, and scale core AI platform primitives while ensuring reliability and cost efficiency at scale.

You will partner with product teams to enable rapid yet safe delivery of AI features, maintain observability of systems, and drive improvements across latency, cost, and reliability. The role requires flexibility across backend, infrastructure, and product code, with anchor days in-person.

Qualifications

• Experience on AI platforms and scalable systems.
• Ability to move across backend, infrastructure, and product code.
• Strong ownership and accountability for platform outcomes.

Responsibilities

• Prototype, develop, and scale AI platform primitives.
• Partner with product teams to ship features faster with guardrails.
• Work across infrastructure, libraries, APIs, and product integration points.
• Operate critical AI systems in production with observability to diagnose failures and optimize latency/cost.
• Assist safe adoption of new models/providers with versioning and rollout gates.

Skills

AI systems

LLM platforms

Reliability engineering

Problem solving

Business-minded

Tools

TypeScript

Node.js

Apache Spark

Ray

Job description

Notion is seeking a role on the AI Platform team to design, prototype, and scale core AI platform primitives while ensuring reliability and cost efficiency at scale.

You will partner with product teams to enable rapid yet safe delivery of AI features, maintain observability of systems, and drive improvements across latency, cost, and reliability. The role requires flexibility across backend, infrastructure, and product code, with anchor days in-person.