Senior Software Engineer, Full Stack
Core
Building foundational infrastructure and scalable full-stack products for task workflows, notifications, and automation across Brex's finance platform.
Role type
Senior IC full-stack software engineer (task workflows & infrastructure)
Builds
Scalable backend APIs, rule-evaluation engines, dynamic workflow rule builders, and frontend UX for task interfaces
Domain
Fintech / Enterprise productivity tools
Deliverable
production ML models | product features | infrastructure
Required skills
Java, Kotlin, Python, distributed systems architecture, SQL/NoSQL data modeling, RESTful APIs, GraphQL, React, TypeScript, Webpack
Preferred skills
Cross-functional collaboration, organizational initiative driving, A/B testing, AI developer tools
Technologies
Java, Kotlin, Python, React, TypeScript, Webpack, SQL, NoSQL, REST, GraphQL
Responsibilities
Build new features and products end-to-end, own problems from UX to metrics, provide technical leadership on roadmap and architecture, tune features for excellence, implement reliability and performance improvements
Seniority
Senior, hands-on IC with mentorship
