# Senior Backend Engineer - Prompt Security (Node.js / TypeScript) at SentinelOne

- Company: SentinelOne
- What the company does: SentinelOne unifies AI-powered endpoint, cloud, identity, and data protection — enhanced by our Security Data Lake for seamless and efficient cybersecurity. Backed by Insight and Redpoint.
- Company website: https://www.sentinelone.com/
- Type: Startups
- Level: Senior
- Location: United States - Remote
- Work setup: Remote
- Posted: 2026-09-22
- Apply by: 2026-11-06
- Apply: https://www.sentinelone.com/jobs/?gh_jid=7995352003
- Page: https://www.1752.vc/careers/jobs/sentinelone-senior-backend-engineer-prompt-security-node-js-typescript/

## About the role

At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here.

## What they're looking for

- 5 or more years of backend development experience in Node.js and TypeScript
- Experience with database management
- Experience developing and integrating APIs, including designing and building RESTful APIs, familiarity with GraphQL is a plus
- Experience designing and implementing microservices
- Experience with scalability and performance optimization, including caching strategies, message queues, and large-scale, distributed architectures
- Experience implementing authentication, authorization, and data protection mechanisms

Tags: Prompt Product and R&D