Senior Software Engineer, Frontend Seattle, Washington, United States

Brex Inc.; Seattle (WA); Hybrid; USD 192,000 - 240,000; Full time

Job summary

Brex Inc. in Seattle is seeking a Senior Frontend Engineer to build and maintain new products and tools across the Brex stack. You will work with React and TypeScript to create scalable, high-quality client-facing software and drive data-driven improvements.

This role offers a hybrid work model with three coordinated in-office days weekly, up to four weeks remote per year, and a base salary in the high six-figure range plus equity. Competitive benefits reflect Brex's growth and impact.

Qualifications

• 7+ years of professional frontend experience.
• Proficient with ES6+, React, TypeScript, and Webpack.
• Experience building client-facing software.
• Strong engineering standards and communication.
• Experience with cross-functional collaboration.

Responsibilities

• Build new features and products across the Brex stack.
• Collaborate with Sales and Support to understand customer needs.
• Design experiments to improve user experience.
• Own problems end-to-end including data models and scalability.
• Refine features to a high standard of excellence.

Skills

ES6+

Frontend frameworks

React

TypeScript

Web performance

Strong communication

Tools

React

TypeScript

Webpack

REST APIs

Job description

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 Frontend Engineer, you will be working across the entire Brex stack, creating and maintaining new products, features, and building tools to help scale Brex. You will 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 get prepared for the new markets we are about to enter. We’re looking for folks with not only an interest in building products and tools but also interested in leading multi-functional projects with lots of moving pieces. In this role, you’ll have the opportunity to drive direct business impact and shape our long-term technical vision with a high-quality bar.

Where you’ll work

This role will be based in our 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, Mondays, Wednesdays, and Thursdays. 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.
• Work side‑by‑side with user facing teams (Sales, Support) to best understand the needs of our customers.
• Design and implement experiments to improve our customer’s experiences.
• Own problems end-to-end, thinking through everything from user experience, data models, scalability, operability and ongoing metrics.
• Tune and polish features to a high-degree of excellence.

Requirements

• 7+ years of professional experience with modern frontend technologies and tools like ES6+, React, TypeScript, and Webpack
• Experience architecting, developing, and testing client-side code end to end
• Experience developing client facing software products
• Uphold our high engineering standards
• Strong communication and interpersonal skills.

Bonus points

• Experience collaborating with specialists in product, design, and operations
• Experience with developing in React Native for mobile
• Basic experience with design tools
• Great writing skills
• Proactive approach.

Compensation

The expected salary range for this role is $192,000 - $240,000 + equity. 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.

Brex LLC is a wholly owned subsidiary of Capital One, N.A.