Senior Cloud Backend Engineer - AuthN/AuthZ

CrowdStrike; Sunnyvale (CA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Compensation & equity

Wellness programs

Parental leave

Professional development

Employee networks

Office culture

Job summary

CrowdStrike is hiring for an experienced backend engineer to lead scalable auth and cloud backend work for the Falcon Platform. You will shape service-to-service and user authentication, build high-scale microservices, and mentor peers across multiple teams.

The role emphasizes distributed systems, concurrency, and a fast-paced, collaborative environment. Candidates should have strong cloud, AI-related experience, and a track record of delivering production-grade software.

Qualifications

• 7+ years backend development experience in production for Cloud SaaS or similar service-oriented architecture.
• Experience with AuthN and AuthZ
• Recent experience building high-scale event-driven microservices (≥5M events/day)
• Ability to scale backend systems (sharding, partitioning, horizontal scaling)
• Degree in Computer Science or equivalent experience
• Desire to ship code and see it in production
• Deep understanding of distributed systems and scalability challenges
• Strong multi-threading, concurrency, and parallel processing knowledge
• Team player with collaborative approach
• Strong engineering best practices and code reviews
• Experience leveraging AI to improve decision-making and workflows
• Ability to meet commitments with quality code and CI practices

Responsibilities

• Lead backend engineering efforts from prototypes to large-scale apps across CrowdStrike products.
• Build cloud-based systems to detect targeted attacks and automate cyber threat intelligence at scale.
• Collaborate across teams to define and implement architecture improvements.
• Mentor others and stay current with new technologies and techniques.
• Continuously re-evaluate architecture, models, UX, performance and reliability.
• Own deliverables with accountability and proactive communication.
• Contribute to open source and internal knowledge sharing.

Skills

Golang

Python

AWS

OAuth

Kafka

GraphQL

Postgres

Redis

Elasticsearch

Cassandra

GIT

ZMQ

Education

Bachelor's degree in Computer Science or equivalent

Tools

OpenFGA

Zanzibar

Job description

CrowdStrike is hiring for an experienced backend engineer to lead scalable auth and cloud backend work for the Falcon Platform. You will shape service-to-service and user authentication, build high-scale microservices, and mentor peers across multiple teams.

The role emphasizes distributed systems, concurrency, and a fast-paced, collaborative environment. Candidates should have strong cloud, AI-related experience, and a track record of delivering production-grade software.