Job brief: AI Engineer, Ecosystem

What JoRoute checked · Checked by JoRoute

• Listed on Brex's own job board. JoRoute does not take listings from job ads or recruiters.
• First seen by JoRoute 2026-11-14 (today); last confirmed on the board 2026-11-14.
• The apply link opens brex.com, the address Brex's board gives for this job.
• No other listing with this title and place on this board in the last 90 days.
• No layoff notices (WARN) under this name in the state files JoRoute reads.

What the listing says · Employer's own words, not checked

• Pay: Not published
• Job type: Not stated
• Where: Seattle, Washington, United States · San Francisco, CA · Seattle, WA
• Posted: 2026-06-24 · over 60 days ago

Washington and California require many employers to include pay in job postings; whether that covers this job depends on the law's rules.

What the job asks · Employer's own words, not checked

Level: Not stated. The posting does not state a level or years of experience.

Conditions

• By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, g…
• We are a hybrid environment that combines the energy and connections of being in the office with the benefits and flexibility of working from home.

Main duties

• Own Brex's MCP Apps for OpenAI, Claude, Slack, and other embedders, including roadmap decisions across core and long-tail partners.
• Define the technical, UX, and reliability standards for how Brex surfaces and operates within external AI assistant ecosystems.
• Design and maintain secure, auditable integration patterns, including permissions, read/write access, and acting on behalf of users across third-party enviro…
• Build and operate production-grade integrations that remain resilient amid evolving platforms, unpredictable clients, and shifting constraints.
• Partner cross-functionally with Security, Platform, Sales, Enablement, and internal agent teams to ensure integrations are safe, valuable, and well-supported.

Lines copied from the posting, not rewritten. "Preferred" or "nice to have" items are not listed as must-haves.

How it compares · Compared by JoRoute from listings

• Typical listed pay for engineer jobs in San Francisco, CA: $214k a year (521 listings, 30 employers). This listing does not publish pay to compare.
• Across Brex's 272 open listings, 54% of those with a posting date were first posted more than 60 days ago. How Brex hires

What nobody outside the employer knows · Not known

• Whether the role is already filled or on hold: employers often leave listings up.
• How many people applied, and who reads the applications.
• The pay an offer would carry.

Ask before you apply

1. What is the pay range for this role? (Washington and California require many employers to post it.)
2. Is this role still open, and when do you hope to fill it?
3. Which of the listed places is this role based in?
4. What are the interview steps, and when should I expect to hear back?

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Next steps

Apply on the employer's page Full listingDoes my CV fit?Practise the interviewShould I apply?

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Keep looking

• 879 more engineer jobs within 25 miles, on the job map with pay.
• All 272 open Brex jobs, and how Brex hires.
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