4h ago

Senior Software Engineer, AI — Ecosystem

Seattle, Washington, United States

$192,000-$240,000 / year

full-timesenior HybridFintech

Tech Stack

Description

You will own Brex's external AI ecosystem, designing integrations with third-party assistants and platforms. You'll define technical, UX, and reliability standards, build secure integration patterns, and partner cross-functionally to ensure safe and valuable integrations. Success is measured by real user trust and reliance.

Requirements

  • Experience building and owning production software integrating with third-party platforms.
  • Demonstrated technical ownership for user-facing products with external customers.
  • Deep experience with identity, authentication, permissions, and secure data access.
  • Proven ability to ship and operate reliable integrations with external APIs.
  • Strong product judgment, written communication, and end-to-end ownership.

Responsibilities

  • Own Brex's MCP Apps for OpenAI, Claude, and other embedders, including roadmap decisions.
  • Define technical, UX, and reliability standards for Brex surfaces in external AI ecosystems.
  • Design and maintain secure, auditable integration patterns including permissions and access.
  • Build and operate production-grade integrations across evolving platforms.
  • Partner cross-functionally with Security, Platform, Sales, and internal agent teams.
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