# Senior Software Engineer, Full Stack

**Company:** [Brex](https://hotfix.jobs/companies/brex)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $192k – $240k/yr
**Experience:** 7+ years
**Skills:** Java, Kotlin, Python, React, TypeScript, SQL, NoSQL, REST APIs, GraphQL, webpack
**Posted:** 2026-03-24

> Build and scale full-stack infrastructure for task workflows, notifications, and automations at Brex. Requires 7+ years experience with backend languages like Java/Kotlin/Python, distributed systems, databases, APIs, and modern frontend tools like React/TypeScript.

## Job Description

## 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.

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**Apply:** https://hotfix.jobs/jobs/04c5a30d-d2a9-437a-865f-2fe37373982c
**Canonical:** https://hotfix.jobs/jobs/04c5a30d-d2a9-437a-865f-2fe37373982c