Software Engineer, Intern

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

The Engineering team includes Data, IT, Security, and Software, and is responsible for building innovative products and infrastructure for both internal and external users. We have multiple autonomous and collaborative teams who are eager to learn, teach, and constantly improve how things work. Together, we strive to build robust and scalable systems that enable Brex to grow rapidly and help our customers reach their full potential.

What you’ll do

Join our inaugural AI-centric internship cohort and build the future of financial software! As an Engineering Intern, you'll collaborate with a mentor and team to develop impactful products, services, and infrastructure that accelerate the adoption of AI-first tools and workflows across Brex. You'll leverage data and creativity to solve real-world business challenges and contribute to our long-term technical vision. This is your chance to push the boundaries of financial technology and directly shape Brex's growth.

Where you'll work

This role will be based in our New York City office. You must be willing to work in office at least 2 days per week on Wednesday and Thursday. 

Requirements

• Availability to participate in the program from September 22 to December 12, 2025

• 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

Bonus points

• Experience with AI tooling

• Experience collaborating with experts in product, design, and operations

• Familiarity with functional programming languages 

• Proactive mindset, leading with curiosity first

• Experience with corporate financial systems or concepts

• Experience with cloud computing systems & services

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.