Sr. UI Engineer II

Job Description

Posted on: 
July 24, 2023

As Senior UI Engineer at CrowdStrike, you will work with a talented and dedicated team to build and maintain the user interface for the core systems that turn teams of analysts into a barrier to the actions of adversaries in the wild. The systems we build are relied upon 24/7/365 to process more than half a trillion events every day, in real time, to help identify the most malicious of attacks and STOP BREACHES!

You will work hand in hand with security analysts around the globe to improve existing tooling and develop novel solutions to improve the overall efficacy of the products as well as the efficiency of analysts.


  • Design, build, and maintain single page applications in Ember
  • Participate in the code review process for your own code and that of your fellow UI Engineers
  • You’ll leverage your technical expertise to help the team sound decisions around engineering, product direction and design
  • Take initiative and build tools that improve your team’s development experience
  • Write automated tests for your code
  • Collaborate with multidisciplinary Crowdstrikers
  • Continually learn about the ever-evolving challenges and complexities of the cybersecurity industry
  • Have fun solving hard problems

Job Requirements

  • A deep understanding of JavaScript and experience building web application front ends with modern frameworks such as Ember, React, Angular, or Vue.
  • Strong HTML & CSS skills, including experience with CSS pre or post processors (like Sass or PostCSS) and CSS frameworks like Tailwind CSS
  • Experience with testing frameworks, tools and methodologies such as QUnit or Mocha
  • Functional knowledge & interest in developing genuinely accessible interfaces.
  • Comfortable with Git or similar version control systems and workflows.
  • A desire to work closely with others to deliver quality software and solve problems.

Bonus Points:

  • Familiarity with client-side build processes and tools - Ember CLI, Webpack, etc.
  • Experience creating or contributing to open-source projects.
  • Interest and experience with design and data visualization.
  • Experience with performance measurement and optimization
  • Experience with web accessibility testing and support
  • Experience with graphics and visualization tools such as D3 or ThreeJS.
  • Familiarity with Amazon Web Services
  • Prior experience in cybersecurity
  • Prior experience building Enterprise Software as a service
  • Prior leadership experience leading an agile product team
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