Brex3h ago

Software Engineer II, Operational AI

São Paulomid

EngineeringData Science

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Quick Summary

Key Responsibilities

Collaborate with engineers across the company to build new features and products end-to-end. Work on automations for KYC and Underwriting for new customers.

Requirements Summary

3+ years of full-time experience with a focus on Full-stack development Previous experience in AI native projects. Experience architecting, developing, and testing client-side code end-to-end.

Technical Tools

EngineeringData Science

What We Offer

~1 min read

Brex is the AI-powered spend platform. We help companies spend with confidence with integrated corporate cards, banking, and global payments, plus intuitive software for travel and expenses. Tens of thousands of companies from startups to enterprises — including DoorDash, Flexport, and Compass — use Brex to proactively control spend, reduce costs, and increase efficiency on a global scale.

Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career.

Engineering at Brex is about building systems that scale with speed and intention. Our teams span Software, Data, Security, and IT, and operate with high autonomy and deep collaboration. We tackle hard technical problems, own our outcomes, and push for excellence at every level — from architecture to deployment. It’s an environment where engineering is a craft, and builders become leaders.

Responsibilities

~1 min read

As a Software Engineer on our Operational AI team, you will work across the entire Brex stack to build solutions that will quickly and efficiently get credit and risk-worthy customers through the onboarding and activation funnel while decreasing time-to-ramp for new customers.

This role will be based in our São Paulo office. 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. We currently require a minimum of two coordinated days in the office per week, Wednesday and Thursday. Starting February 2, 2026, we will require 3 days per week in the office - Monday, Wednesday and Thursday. As a perk, we also have up to four weeks per year of fully remote work.

Responsibilities

~1 min read

→Collaborate with engineers across the company to build new features and products end-to-end.
→Work on automations for KYC and Underwriting for new customers.
→Contribute to our core internal AI agent platforms, shaping the foundation for future AI development at Brex.
→Own problems end-to-end, from user experience and data models to scalability, operability, and ongoing metrics.
→Tune and polish features to a high degree of excellence.

Requirements

~1 min read

3+ years of full-time experience with a focus on Full-stack development
Previous experience in AI native projects.
Experience architecting, developing, and testing client-side code end-to-end.
A high bar for engineering standards and a willingness to learn.
Strong written and verbal English communication and interpersonal abilities
Strong curiosity for digging deep into the technical problems, and strong ownership capable of delivering high quality solutions

Please be aware, job-seekers may be at risk of targeting by malicious actors looking for personal data. Brex recruiters will only reach out via LinkedIn or email with a brex.com domain. Any outreach claiming to be from Brex via other sources should be ignored.