Principal Software Engineer - UI, React.js jobs in United States
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Zscaler · 2 weeks ago

Principal Software Engineer - UI, React.js

positionSan Jose, CA
timeFull-time
remoteHybrid
seniorityLead/Staff
money$182K/yr - $260K/yr
date10+ years exp

Zscaler accelerates digital transformation and is a leader in cloud security. They are seeking a Principal Software Engineer to lead the development of scalable UI components and enhance user experiences for their cybersecurity products.

Cloud SecurityCyber SecurityEnterprise SoftwareSecurity
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H1B Sponsor Likelynote

Responsibilities

Lead the development, maintenance, and architectural design of scalable UI components for a design system using ReactJS/TypeScript
Collaborate with cross-functional teams (design, product, engineering) to define the design system's vision, integrate components, and drive adoption
Mentor engineers, ensure high code quality through reviews and standards, and implement robust testing strategies
Continuously improve UI component performance, accessibility, and usability, staying current with front-end trends and technologies
Establish and maintain comprehensive documentation for the design system

Qualification

ReactJSUI component developmentJavaScriptHTMLCSSUI/UX design principlesFront-end build toolsPerformance optimizationTesting methodologiesData visualization librariesMentoringDocumentation

Required

Minimum of 10+ years of professional experience in UI engineering, with a focus on ReactJS
Extensive experience developing reusable UI components and frameworks using ReactJS/JavaScript
Strong proficiency in HTML (semantic), CSS (including responsive design and box model), and mobile-first development
Solid understanding of UI/UX design principles, with experience collaborating with designers on data-heavy web applications
Proficiency with front-end build tools, package managers, monorepos, and version control systems (e.g., Nx, npm, Git)

Preferred

Bachelor's or Master's degree in Computer Science, Engineering, or equivalent experience
Experience with performance optimization, comprehensive testing methodologies, clear documentation, and automation for high-quality, reusable UI components
Knowledge of data visualization libraries (e.g., D3.js) and advanced problem-solving skills for complex technical challenges

Benefits

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

Company

Zscaler

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Zscaler is a global cloud-based information security company that enables secure digital transformation for mobile and cloud.
dateFounded in 2008
location
San Jose, California, USA
people-size5001-10000 employees
web-link
https://www.zscaler.com

H1B Sponsorship

Zscaler has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (164)
2024 (220)
2023 (108)
2022 (144)
2021 (82)
2020 (51)

Funding

Current Stage
Public Company
Total Funding
$1.67B
Key Investors
TPG GrowthLightspeed Venture Partners
2025-07-01Post Ipo Debt· $1.5B
2024-04-23Post Ipo Equity· $22.7M
2018-03-16IPO

Leadership Team

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Jay Chaudhry
CEO, Chairman & Founder
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Hemant Dabke
Area Vice President
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Recent News

Benzinga.com
Zscaler Is 30% Below Its Peak — Can A New Growth Chief Fight A Bearish Trend?
2026-01-09
The Hacker News
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2026-01-09
GlobeNewswire
Zscaler Appoints Sunil Frida as Chief Marketing Officer to Drive Next Phase of Global Growth
2026-01-06
Company data provided by crunchbase