Notion

Software Engineer, Model Capabilities

Notion
Apply
4 hours ago
San Francisco, CA, USA or New York, NY, USASenior
H1B sponsor

Base Salary

$255k - $300k/yr

Responsibilities

  • Integrate new frontier models into production for Notion users and engineering teams.
  • Improve inference reliability through error categorization, self-healing retries, and cross-provider failover.
  • Own observability for the model layer and reduce detection and remediation time.
  • Build model-level capabilities and support product-team adoption.
  • Coordinate across Notion’s AI teams to identify gaps, unblock work, and ensure fixes reach the appropriate owners.
  • Define and use evaluations to measure prompt and model changes.
  • Balance inference latency, cost, and output quality.

Requirements

  • Hands-on experience building and operating production AI systems on top of LLM APIs.
  • Understanding of token economics, streaming, tool calling, context limits, and production failure modes.
  • Ability to evaluate model and prompt changes using defined measurements rather than intuition alone.
  • Ability to reason about tradeoffs among latency, cost, and output quality.
  • Practical fluency with AI tools and the ability to assess which emerging model capabilities are worth adopting.

Benefits

  • Highly competitive cash compensation, equity, and benefits are offered.
  • The estimated base salary range for San Francisco or New York City is $255,000–$300,000 per year.
  • The role can be based in San Francisco or New York City.
  • Employees work from the office on Mondays, Tuesdays, and Thursdays as Anchor Days.
Notion

About Notion

5,001-10,000 employees

Notion builds an all-in-one workspace that combines docs, wikis, databases, and project management with collaborative AI features for individuals and teams. It operates a freemium, subscription-based, land‑and‑expand model used from small groups to large enterprises. Founded in 2016 and headquartered in San Francisco, the privately held company focuses on unifying knowledge, projects, and workflows in a customizable platform.

Contact me