Cresta

Senior Software Engineer, Backend - Platform Team

United States, Canada

Senior

REMOTE

Cresta is hiring a Senior Backend Engineer to join its Core Platform team, focused on building the backend systems that power enterprise customer integrations. You'll work on agent assist services for chat and email channels, scalable authentication systems, and real-time conversation infrastructure. This role sits at the intersection of distributed systems, IAM, and enterprise integrations, collaborating closely with frontend, ML, and infrastructure teams. Cresta is an AI company backed by a16z, Greylock, and Sequoia, with customers like United Airlines and Marriott.

Backend Systems Development

REST API Design

gRPC

Distributed Systems

Real-Time Communication

Kubernetes

Docker

AWS / GCP / Azure

System Observability

Enterprise Security

Authentication & Authorization

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