Software Engineer, Internship - 2026

Why join us

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

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.

What you’ll do

We’re looking for folks with an interest in building products, services, and infrastructure, comfortable in dealing with lots of moving pieces. In partnership with your mentor and team, you’ll be building solutions that will drive direct business impact and shape our long-term technical vision with a high-quality bar. You'll have the opportunity to learn and push the frontier of providing the best financial software experience to help companies grow. You’ll be encouraged to be metric and data-driven and to think creatively to help Brex scale and prepare for the new markets we are about to enter.

Where you’ll work

This role will be remote.

Requirements

Graduating from a BA/BS program in 2026 - Computer Science or Computer Engineering or Software Engineering

Availability to participate in the program from April to December 2026

Strong knowledge of CS fundamentals

Strong communication, interpersonal skills, and eagerness to learn from others

Are excited about working in a high-paced environment with other high quality engineers

Familiarity with software engineering development cycles

Experience working with backend programming languages (i.e. Java, Kotlin, Python)

Experience working with SQL or NoSQL databases

Ability to hold yourself and the team to high standards

Advanced English communication skills

Bonus points

Experience collaborating with experts in product, design, and operations

Familiarity with functional programming languages

Strong writing skills

Proactive approach

Experience with corporate financial systems or concepts

Experience with cloud computing systems & services

Location

Must be based in São Paulo (state), Brazil during internship program