Senior Software Engineer, Full Stack
Brex · New York, New York, United States · Engineering · listed March 24, 2026
The shape of it
Seniority
Senior
Experience asked
7+ years
Where
Hybrid
Stated pay
$192,000 – $240,000
Requirements listed
6
Length
764 words
In the posting’s own words
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.
What it asks for · 6
- 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
Also a plus
- 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
What the job covers
- 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
Tools and skills named
Languages
- Java
- Kotlin
- Python
- SQL
- TypeScript
Frameworks
- GraphQL
- React
- REST
Product & design
- User experience2×
- Roadmap
Ways of working
- Cross-functional
- Mentorship
- Testing
Data
- Data modeling
- Experimentation
Cloud & infra
- Distributed systems
Security & compliance
- Security
Words the posting leans on
- experience13×
- product5×
- engineering4×
- workflow4×
- builders3×
- building3×
- data3×
- design3×
- full-stack3×
- infrastructure3×
- office3×
- platform3×
- systems3×
- task3×
- tools3×
- and/or2×
Counted from the posting after the mission statement and the legal notices are set aside. The ones near the top are the ones a screener is looking for.
The posting, your resume, and the gaps between them. One click loads all three.
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