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Zscaler

Sr. Staff Software Engineer - UI, React.js

Zscaler

Published 11 May 2026
San Jose, CA, USA
154K - 220K USD Annual
Full Time

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Role Highlights

Languages used

JavaScript
TypeScript

Key skills

Code Reviews
Test Automation
Transformation
Agile
Security
Data
AI
UI
Frontend
Architecture
Testing
Optimization
Rendering

Tools, Libraries and Frameworks

Fluid
React

Description

The role involves crafting high-quality libraries and tools to support frontend application development. The engineer will build and maintain high-performance, resilient user interfaces that scale effectively. Responsibilities include documenting technical specifications and communicating them to stakeholders to ensure alignment. The position requires identifying and resolving technical challenges through the implementation of robust test automation strategies. Additionally, the role involves participating in code reviews and enforcing coding standards to maintain a high-quality codebase.

Required Qualifications and Skills

The role requires a minimum of 5 years of experience in JavaScript development with a specific focus on building and deploying ReactJS applications. Candidates must demonstrate expertise in creating lean documentation, testing, and automation as integral parts of the workflow. Strong problem-solving skills and the ability to convey complex technical concepts to various stakeholders are necessary. A proven track record of fostering engineering excellence and driving innovation is also required.

Disclaimer

Disclaimer: Job and company description information and some of the data fields may have been generated via GPT-4 summarisation and could contain inaccuracies. The full external job listing link should always be relied on for authoritative information.

About the company

Zscaler

Size

6971

Founded

HQ

San Jose, US

Public/Private

Public Company

Description

Zscaler accelerates digital transformation for its customers by making them more agile, efficient, resilient, and secure, leveraging the Zscaler Zero Trust Exchange, a cloud-native platform that protects against cyberattacks and data loss by securely connecting users, devices, and applications. With over a decade of experience in developing, operating, and scaling the cloud, Zscaler serves thousands of enterprise customers globally, including 450 of the Forbes Global 2000 organizations, by eliminating latency-creating gateway appliances and improving user experiences. Founded in 2007, Zscaler's mission is to make the cloud a safe place to do business, and its security platform strategically places a company's defenses and controls on the internet to ensure every connection is fast and secure, regardless of user location or application workload.

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