Sr. UI Engineer - AI Detection and Response; AIDR; Hybrid

Crowd Strike, Inc.

Full time

R28763

As a global leader in cybersecurity, Crowd Strike 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 Crowd Strike 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 Crowd Striker both the flexibility and autonomy to own their careers. We're always looking to add talented Crowd Strikers 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.

Crowd Strike 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.

• 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

• 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

• 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…