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From the employer's careers site First seen 24 Oct 2026 · Still live on 31 Oct 2026

Staff Software Engineer - React.js

Zscaler Santa Clara, California Hybrid staff full-time

Salary

$129,500 - $185,000 USD per year

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Description

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

We are looking for a Staff Software Development Engineer (UI/React.js) to join our team in the Unified Experiences Platform department. This is a Hybrid role, reporting to the Director, Engineering.

As a key member of this team, you will be responsible for crafting high-quality libraries and tools while building high-performance, resilient UI that scales. You will serve as a technical leader, driving engineering excellence and ensuring our frontend architecture meets the highest standards of performance and maintainability.

Role Expectations

  • Craft high-quality libraries and tools for building frontend applications
  • Develop and maintain high-performance resilient UI using ReactJS, TypeScript, and Tailwind
  • Document and communicate technical specifications to ensure alignment with stakeholders
  • Identify and resolve technical challenges by incorporating a robust test automation strategy
  • Participate in code reviews and enforce coding standards to ensure a maintainable codebase

Who You Are (Success Profile)

  • You thrive in ambiguity and are comfortable building the path as you walk it
  • You act like an owner, with a passion for the mission that fuels your bias for action
  • You are a problem-solver, laser-focused on finding solutions to hard problems
  • You are a high-trust collaborator, ambitious for the team, not just yourself
  • You are a learner, with a true growth mindset and obsessed with your own development

What We're Looking for (Minimum Qualifications)

  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions
  • 5+ years of experience in JavaScript development with a focus on building and deploying ReactJS applications
  • Expertise in creating lean, clear documentation, testing, and automation as integral components of the UI workflow
  • Exceptional problem-solving skills and a proven ability to develop creative solutions to technical challenges
  • Experience effectively conveying complex technical concepts to stakeholders while fostering engineering excellence and driving innovation

What Will Make You Stand Out (Preferred Qualifications)

  • Experience building web-based frontends for generative AI applications
  • Demonstrated expertise in front-end performance optimization, code quality, and resolving rendering bottlenecks
  • Skilled in designing scalable, reusable front-end architectures that prioritize efficient component composition

Benefits

  • Various health plans
  • Time off plans for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks, and more!

Skills

Required

Nice to have

  • generative AI applications
  • front-end performance optimization
  • scalable front-end architectures

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/zscaler/jobs/5042239007

Apply on Zscaler