Engineer III, Cloud - Authentication & Authorization (Hybrid)

CrowdStrike; Sunnyvale (CA); Hybrid; USD 120,000 - 185,000; Full time

Benefits offered by this job

Competitive compensation and equity

Wellness programs

Generous vacation and holidays

Parental leave

Professional development

Employee networks and volunteer机会

Job summary

CrowdStrike Inc. is seeking an experienced backend engineer for the cloud backend team focused on authentication and authorization. You will design, build, and optimize services handling internal and external authN/authZ at web scale.

You will work with Go, AWS, Kafka, and gRPC to deliver high-throughput systems, mentor others, and contribute to a fast-paced, secure platform. This hybrid role requires 2–3 days on-site in Sunnyvale, CA.

Qualifications

• Degree in Computer Science or a related field; commensurate experience acceptable.
• 6+ years of backend development experience and strong systems background.
• Proven ability to scale backend systems, with experience in distributed architectures.
• Deep understanding of concurrency, multi-threading, and performance optimization.
• Experience delivering production-grade services with CI/CD and code reviews.

Responsibilities

• Lead backend engineering efforts from prototypes to large-scale applications across CrowdStrike products.
• Build cloud-based systems to detect targeted attacks and automate threat intelligence at global scale.
• Collaborate across teams to define and implement scalable architectures.
• Mentor teammates and contribute to knowledge sharing and best practices.
• Continuously re-evaluate product design for performance, reliability, and user experience.

Skills

Backend development

Distributed systems

Go programming

API design

Multi-threading

Cloud services

Code reviews

Education

Degree in Computer Science or equivalent

Tools

Go (Golang)

OAuth

AWS

Kafka

GIT

ElasticSearch

Redis

Postgres

gRPC

AWS Cloud

Job description

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. 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. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. 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 proud to work for a mission-driven company leveraging AI to transform the way we work. CrowdStrikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption, experimentation, and innovation. We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution, build expertise, uncover insights, and solve complex problems. 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. Ready to join a mission that matters? The future of cybersecurity starts with you.

About the Role:

You’ll be joining the cloud backend team in the Platform product group responsible for authentication and authorization. The Auth team is responsible for both internal (e.g. Service-to-service authorization, etc.) and external (e.g. user login, etc) authN and authZ. The team is a critical part of cloud, frequently working collaboratively with many other product groups. The team builds and extends services that can make 1+ trillion decisions per day!

Bring your experience in distributed technologies and algorithms, your great API and systems design sensibilities, and your passion for writing code that performs at extreme scale. You will help build a platform that scales to millions of events per second and Terabytes of data per day. If you want a job that makes a difference in the world and operates at high scale, you’ve come to the right place.

_ This role is hybrid, requiring 2-3 days per week on-site at one of the posted locations. _

What You’ll Do:

• Lead backend engineering efforts from rapid prototypes to large-scale applications across CrowdStrike products
• Leverage and build cloud-based systems to detect targeted attacks and automate cyber threat intelligence production at a global scale
• Brainstorm, define, and build collaboratively with members across multiple teams
• Obsess about learning, and champion the newest technologies & tricks with others, raising the technical IQ of the team
• Be mentored and mentor other developers on web, backend and data storage technologies and our system
• Constantly re-evaluate our product to improve architecture, knowledge models, user experience, performance and stability
• Be an energetic ‘self-starter’ with the ability to take ownership and be accountable for deliverables
• Use and give back to the open-source community

What You’ll Use:

• Go (Golang)
• OAuth
• AWS
• Kafka
• GIT
• ElasticSearch
• Redis
• Postgres
• AWS Cloud
• gRPC

What You’ll Need:

• Degree in Computer Science (or commensurate experience in data structures/algorithms/distributed systems)
• 6+ years of backend development experience
• The ability to scale backend systems – sharding, partitioning, scaling horizontally are second nature to you
• The desire to ship code and the love of seeing your bits run in production
• Deep understanding of distributed systems and scalability challenges
• Deep understanding of multi-threading, concurrency, and parallel processing technologies
• Team player skills – we embrace collaborating as a team as much as possible
• A thorough understanding of engineering best practices from appropriate testing paradigms to effective peer code reviews and resilient architecture
• The ability to thrive in a fast paced, test-driven, collaborative and iterative programming environment
• The skills to meet your commitments on time and produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration
• Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes.

Bonus Points:

• Authored and led successful open source libraries and projects
• Existing exposure to Go, AWS, GCP, SpiceDB/OpenFGA/Zanzibar, Kafka, Elasticsearch
• Familiarity with SAML, OAuth, SSO, OIDC, JWT
• Prior experience in the cybersecurity or intelligence fields

#LI-MF1

#LI-DG1

Benefits of Working at CrowdStrike:

• Market leader in compensation and equity awards
• Comprehensive physical and mental wellness programs
• Competitive vacation and holidays for recharge
• Paid parental and adoption leaves
• Professional development opportunities for all employees regardless of level or role
• Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections
• Vibrant office culture with world class amenities
• Great Place to Work Certified™ across the globe

CrowdStrike is proud to be an equal opportunity employer. We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed. We support veterans and individuals with disabilities through our affirmative action program.

CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment. The Company does not discriminate in employment opportunities or practices on the basis of race, color, creed, ethnicity, religion, sex (including pregnancy or pregnancy-related medical conditions), sexual orientation, gender identity, marital or family status, veteran status, age, national origin, ancestry, physical disability (including HIV and AIDS), mental disability, medical condition, genetic information, membership or activity in a local human rights commission, status with regard to public assistance, or any other characteristic protected by law. We base all employment decisions–including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs–on valid job requirements.

If you need assistance accessing or reviewing this website, submitting an application, requesting an accommodation, or providing feedback on the job posting, please contact us at [e-mail].

Find out more about your rights as an applicant.

CrowdStrike participates in the E-Verify program.

Notice of E-Verify Participation

Right to Work

CrowdStrike, Inc. is committed to fair and equitable compensation practices. Placement within the pay range is dependent on a variety of factors including, but not limited to, relevant work experience, skills, certifications, job level, supervisory status, and location. The base salary range for this position for all U.S. candidates is $120,000 - $185,000 per year, with eligibility for bonuses, equity grants and a comprehensive benefits package that includes health insurance, 401k and paid time off.

For detailed information about the U.S. benefits package, please click here.