Senior Software Engineer, Full Stack

Why join us

• Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets.
• 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, gain real-time visibility, and control spend effortlessly.
• Brex's AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most.
• Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek.
• 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

• As a Senior Full-Stack Software Engineer on our Task Workflows Platform team, you will build and scale the foundational infrastructure that powers core experiences across Brex.
• You will work across our extensive suite of platforms - including our multi-channel notifications engine, collaborative commenting system, and dynamic workflow rule builder.
• You will also play a pivotal role in evolving our task orchestration infrastructure, helping us transition from a centralized, generic experience into highly tailored, purpose-built solutions for specific product domains.
• You will tackle complex full-stack challenges, from designing scalable backend APIs and rule-evaluation engines for custom automations, to crafting intuitive frontend UX for our domain-specific task interfaces and workflow builders.
• Beyond core platform work, you will be part of a team that directly shapes broader product experiences - including leveraging AI to streamline user workflows and supporting the continuous evolution of our productivity tools in web and mobile.

Where you'll work

• This role will be based in Seattle 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 three coordinated days in the office per week on Monday, Wednesday and Thursday.
• As a perk, we also have up to four weeks per year of fully remote work!

Responsibilities

• Work with engineers across the company to build new features and products end-to-end
• Own problems end-to-end, thinking through everything from user experience, data models, scalability, operability and ongoing metrics.
• Provide technical leadership to team by driving roadmap direction, architectural design and mentorship
• Work side-by-side with user-facing teams (Sales, Support) to best understand the needs of our customers.
• Tune and polish features to a high degree of excellence.
• Identify and implement reliability and performance improvements
• Uphold our high engineering standards and bring consistency to the codebases, infrastructure, and processes you will encounter

Requirements

• 7+ years of professional experience designing, developing, and deploying full-stack products
• Strong proficiency in backend programming languages (Java, Kotlin, Python)
• Experience architecting, building, and maintaining scalable, high-availability distributed systems
• Experience designing and optimizing SQL and/or NoSQL databases, including data modeling, query performance tuning, and schema design
• Experience building and maintaining RESTful APIs and/or GraphQL services
• Experience with modern frontend technologies and tools like ES6+, React, TypeScript, and Webpack

Bonus points

• Experience collaborating with cross-functional stakeholders and specialists in product, design, and operations
• Experience driving initiatives at a broader level across an organization or company
• Experience running in-product experiments, A/B testing
• Experience and interest in leveraging AI developer tools

Compensation

• The expected salary range for this role is $192,000 - $240,000.
• However, the starting base pay will depend on a number of factors, including the candidate's location, skills, experience, market demands, and internal pay parity.
• Depending on the position offered, equity and other forms of compensation may be provided as part of a total compensation package.
• Brex LLC is a wholly owned subsidiary of Capital One, N.A.

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.