CrowdStrike, Inc.
Senior SDET - AI Detection and Response (AIDR) (Hybrid, Sunnyvale)
USA - Sunnyvale, CA · Senior
Sponsorship not specified$140k-$215kDetected 16 days ago
PythonJavaGoReactDistributed SystemsBackend DevelopmentData StructuresAlgorithmsPostgreSQLRedisAWSGCPAzureCloud PlatformsDockerKubernetesCI/CDRESTgRPCKafkaMachine LearningData VisualizationA/B TestingCybersecurity
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odds of building a lasting career here
64Sponsors, lottery-bound
Cap-exempt (no lottery)0
Sponsors this role100
Entry-level history0
PERM / green-card track0
Lottery odds (Level IV)94
Fits your clock70
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →Employer immigration record
from this employer's Department of Labor filings
Green-card filing pattern in this occupation
Context, not a finding about this posting: of this employer's 24 green-card filings in this occupation, 100% were for a worker who already held the job.
Green-card intent detected
CrowdStrike, Inc. obtained a prevailing wage determination for Software Developers in Sunnyvale, CALIFORNIA on 2026-06-15. No matching green-card filing appears in our data yet. The determination expires in 7 days (2026-09-12), and a green-card filing must follow before then or the employer starts over.+2 more active determinations on file
Files H-1B transfers
28 transfer filings in the last year, covering 28 workers. Median labor-condition decision: 7 days. An employer that already files transfers is one that can take over an existing H-1B.
Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
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About the role
- CrowdStrike is seeking a Software Developer in Test (SDET) to join our AI Detection and Response (AIDR) team.
- This is a hands-on, coding-intensive role on par with product development.
- Your work will span validation across both cloud-side backend services and UI applications, ensuring the system behaves correctly at every stage - from individual components to full system behavior.
Responsibilities
- Own end-to-end validation of AIDR services across cloud-side backend and UI layers, spanning component, integration, and application levels, while continuously improving test and validation processes
- Build and own AIDR-specific test tooling and frameworks, while leveraging and contributing to shared organization-wide testing tools and infrastructure
- Define and drive testing strategies across functional, performance, contract, and chaos/resilience testing concerns
- Participate in code and design reviews with a focus on quality, testability, security, and code hygiene
- Leverage new open source solutions and AI-powered tools to build innovative testing approaches
- 3+ years building testing frameworks and tooling for a Cloud SaaS product or similar SOA
- Review engineering technical design documents and requirements; provide guidance and strategy on how and where to build in testability
- In this role, you will own end-to-end quality for the next generation of AIDR services - a platform that processes millions of AI security events per second and manages petabytes of critical AI data.
- Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections
Requirements
- 8+ years of experience as an SDET or Backend/UI Developer (combined)
- Experience contributing to or defining testing strategy at a team or organizational level
- Experience in a cloud distributed systems stack: e.g., Kubernetes, PostgreSQL, Redis, Kafka, and/or similar technologies - transferable skills in each category are a must
Nice to have
- Deep understanding of AI/ML security challenges, threats, and mitigation strategies
- Experience with UI testing frameworks and front-end validation (Ember.js, React, or similar)
- Experience with data visualization testing and accessibility validation
Skills
- Strong computer science fundamentals (algorithms, data structures, distributed systems)
- Experience with cloud services such as AWS, GCP, or OCI, particularly compute and storage offerings
- Experience with CI/CD pipelines and integrating automated testing into deployment workflows
- Extensive experience with testing tools and best practices (e.g., Jest, QUnit, Cypress, Playwright, JUnit, TestNG)
- Experience testing REST and/or gRPC APIs and real-time or high-volume data systems
- Strong cross-group collaboration and interpersonal communication skills working across engineering organizations
- Experience mentoring engineers and driving quality culture across a team or organization
- Bonus Points:
- Previous experience in cybersecurity companies or security-focused products
Compensation
- Market leader in compensation and equity awards
Benefits
- Market leader in compensation and equity awards
- Competitive vacation and holidays for recharge
- Paid parental and adoption leaves
- Increase and improve automated test coverage across both backend services and UI applications
Company info
- Since 2011, our mission hasn't changed - we're here to stop breaches, and we've redefined modern security with the world's most advanced AI-native platform.
- Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward.
- We're always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other.
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