Staff Backend Software Engineer
Core
Design and build core backend systems for a scalable SMS outbound operating system that powers AI-first messaging campaigns for enterprise brands.
Role type
Staff Backend Software Engineer
Builds
Highly scalable messaging infrastructure handling billions of messages per month
Domain
Telecommunications / AI Infrastructure
Deliverable
production ML models | infrastructure
Required skills
Node.js, TypeScript, AWS (SQS), system design, scalability, 0→1 build capability, performance optimization, reliability engineering
Preferred skills
Frontend experience
Technologies
Node.js, TypeScript, AWS, SQS
Responsibilities
Own and build core backend systems, design and maintain services for high-volume messaging, solve hard infrastructure problems in routing and delivery, drive technical impact in a fast-growing startup environment
Seniority
Staff, hands-on IC with strategic ownership
