Sr. UI Engineer - AI Detection and Response (AIDR) (Hybrid)

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 also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. 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: CrowdStrike is seeking an experienced UI Engineer to join our AI Detection and Response (AIDR) team. In this role, you will design and build the next generation of user interfaces that surface AI security insights from a platform processing millions of events per second across petabytes of critical data. You'll work at the intersection of cutting-edge AI security and modern web development, creating experiences that empower security teams worldwide to detect and respond to sophisticated AI-based threats. This is an opportunity to make a direct and visible impact — the interfaces you build will be used 24/7 by security professionals protecting organizations from the most advanced adversaries. PLEASE NOTE: This role is hybrid, requiring 2-3 days per week on-site at one of the posted locations. Success Means: Architect enterprise grade solutions that scale seamlessly from thousands to millions of requests per second Building reusable platform libraries that accelerate development across multiple engineering teams Drive operational excellence through rapid issue resolution, thorough root cause analysis, and proactive system improvements Collaborating effectively across engineering teams to drive testing best practices Deliver with velocity while maintaining highest standards of security and reliability What You'll Do: Design and build high-performance, single-page web applications in JavaScript (Ember.js) that visualize and surface AI security detections, alerts, and response workflows at massive scale Own features end-to-end — from collaborating with UX designers and product managers on requirements through implementation, testing, and delivery Build reusable UI components and shared libraries that accelerate development across the AIDR product group Integrate with AIDR's cloud-native backend services and APIs (REST, gRPC) to deliver real-time data experiences Participate in code and design reviews with a focus on performance, accessibility, testability, and security Write comprehensive automated tests to ensure reliability and accuracy of UI features Troubleshoot and resolve production issues responsively, contributing to root cause analysis and preventive improvements Mentor team members on UI best practices, testing methodologies, and accessible interface development Continually learn about the evolving challenges of AI security and the cybersecurity landscape What You'll Need: 5+ years of professional experience building high-quality, production web application UIs Strong proficiency in JavaScript and experience with modern frameworks such as Ember.js, React, Angular, or Vue (Ember experience is a plus; we'll help you get up to speed) Strong HTML & CSS skills, including experience with pre/post-processors (Sass, PostCSS) and CSS frameworks like Tailwind CSS Experience integrating UI applications with REST or gRPC APIs and working with real-time or high-volume data Experience with testing frameworks and methodologies such as QUnit, Mocha, or Jest Knowledge of and interest in developing genuinely accessible interfaces Comfortable with Git or similar version control systems and workflows Strong computer science fundamentals and ability to troubleshoot complex frontend issues A collaborative mindset and desire to work closely with engineers, designers, researchers, and product managers to deliver quality software Bonus Points: Experience with data visualization libraries such as D3.js or Three.js — particularly for security dashboards or real-time event streams Familiarity with client-side build tools (Ember CLI, Webpack, Vite, etc.) Experience with UI performance measurement, profiling, and optimization Experience with web accessibility testing and support Familiarity with cloud environments such as AWS, GCP, OCI, or Azure Prior experience in cybersecurity or security-focused products Prior experience building enterprise SaaS products Experience with real-time data systems (Kafka, Pulsar) from a UI integration perspective Contributions to open source libraries or frameworks Familiarity with AI/ML concepts and security challenges #LI-MF1 #LI-SF1 #HTF This role will require the candidate to periodically undergo and pass additional background and fingerprint check(s) consistent with government customer requirements. 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 the information on this website or need help submitting an application for employment or requesting an accommodation, please contact us at recruiting@crowdstrike.com for further assistance. 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 $140,000 - $215,000 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.