Software Engineer, Data Storage

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

Our team is responsible for building, maintaining and monitoring the infrastructure platform which other teams use to build and operate Brex’s products. We must also evangelize for, and educate other teams about our infrastructure, and best practices for running their services on top of it.

This includes our working with our Cloud Provider to engineer the compute, data storage and networking functionality for our customers and other critical cloud based infrastructure components.

As we’re operating at the most foundational levels of Brex, our team’s work has a cascading effect on the entire company. We must always strive to look holistically at Brex’s architecture to uncover areas of optimization, reliability, and drive efficiency.

Responsibilities

• Work within and across product engineering teams to determine requirements and challenges to managing their data stores
• Leverage your expertise in databases along with your skills as a developer to write systems that mitigate or surface metrics around database problems
• Mentor database users on good modeling techniques and query practices on as-needed-basis.
• Perform or advise tactical solutions to challenges while maintaining service reliability
• Be part of an On-Call rotation for responding to incidents
• Operate core systems of Brex Infrastructure to ensure highest levels of reliability
• Work closely with other engineers to design, operate and scale their systems
• Evangelize best practices both internally and externally

Requirements

• You have experience in database modeling, operation, and administration with common open-source technologies such as PostgreSQL
• 2+ years of experience working in AWS or equivalent cloud provider
• 1+ year of experience working with Kubernetes environments
• Experience working with at least one programming language (e.g. Golang, Java, Python)
• Strong communication (written and verbal) and interpersonal skills
• English proficiency/fluency, both written and speaking (note: interviews will be conducted in English)
• Must be willing to work in office 2 days per week on Wednesday and Thursday, starting September 1st, 2025 when we open our Sao Paulo office

Bonus points

• Have an interest adjacent to issues such as compliance, confidentiality, and security.
• Be capable of discussing thorny issues of concurrency and correctness

Location

• Must be working in Brazil at the start of role