Senior Front-End Developer

About Zscaler

Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. 

Zscaler has an incredible story to tell, and our Marketing team is committed to sharing it in compelling and expressive ways. Our storytellers, analysts, strategists, and designers are attentive and dedicated to teaching our audience to think about cybersecurity like they never have before. You’ll collaborate with diverse, creative people around the globe to hone the Zscaler brand, increase awareness and demand, support partnerships, and drive home big wins for the world’s cloud security leader and our customers worldwide.

We're looking for an experienced Senior Front-End Developer to join our Web Engineering team. Reporting to the Manager, Web Engineering, you'll be responsible for:

• Developing and maintaining modern, responsive, and user-friendly interfaces using HTML5, CSS3, and frameworks like Twitter Bootstrap
• Designing and implementing scalable, maintainable, and reusable HTML architecture for complex web projects
• Building feature-rich, dynamic front-end applications using ReactJS or AngularJS, leveraging ECMAScript 6 (ES6) standards and TypeScript
• Writing and optimizing advanced JavaScript logic to enable dynamic behaviors and efficiently manipulate DOM elements with event handling
• Integrating the front-end application with REST APIs, ensuring seamless communication between the client and server-side systems
• Collaborating within a Git-based version control environment, handling branches, code reviews, and merges effectively
• Contributing to Test-Driven Development (TDD) practices, using tools and libraries while ensuring code maintains high quality and meets functional requirements
• Facilitating smooth project workflows by troubleshooting UI bugs, optimizing performance, and maintaining consistent coding standards

What We’re Looking for (Minimum Qualifications) 

• Front-end development with HTML5, CSS3 and Bootstrap
• ReactJS expertise with ES6 and TypeScript
• Advanced JavaScript skills and DOM manipulation knowledge
• Experience working with Redux and REST API integration
• Proficiency in Git for version control

What Will Make You Stand Out (Preferred Qualifications)

• Experience working on Node.js, Express.js
• Familiarity with AWS services (API Gateway, Lambda Functions)
• Experience with modern tools like Webpack and Babel

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At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.

Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws.

See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.

Pay Transparency

Zscaler complies with all applicable federal, state, and local pay transparency rules.

Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.