Staff Software Development Engineer

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity. Role We are looking for a Staff Software Development Engineer to join our team. This is a Hybrid role based in Zscaler office location in Hyderabad, reporting to the Director, Software Engineering in the Emerging Tech Department. As part of our innovative team, you will play a critical role in the development and enhancement of our cutting-edge cloud security solutions for the Cellular ecosystem. This is a green field opportunity to define and build a new class of market defining products. What you’ll do (Role Expectations) - Develop and deliver flexible, reusable UI components for seamless UI creation and integration with Zscaler's API services - Work with Backend, UX engineers, and product managers to design solutions to satisfy the product requirements while being conscious of the end-to-end user experience - Demonstrate self-starter capabilities as a quick learner who can multitask and collaborate effectively in a team environment - Maintain high organization and attention to detail with the ability to juggle multiple priorities and drive them to completion Who You Are (Success Profile) - You thrive in ambiguity and feel comfortable building the path as you walk it, seeing dynamic environments not as a hindrance but as raw material to build something meaningful. - You act like an owner, letting your passion fuel a bias for action while navigating seamlessly between high-level strategy and hands-on execution. - You are customer-obsessed, building deep empathy for both internal and external users to anchor decisions in solving real-world problems. - You are driven by innovation, bringing a deep curiosity for complex technical challenges and a belief in the power of technology to accelerate transformation. - You champion simplicity by distilling complex problems, user needs, and technical concepts into clear, actionable, and precise communications. What We’re Looking for (Minimum Qualifications) - Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain - 5+ years of experience designing and building enterprise-grade software solutions - Strong JavaScript/TypeScript skills with hands-on experience developing single-page and modern web applications - Proficiency in ReactJS, React Native, Next.js, Redux, and Flux - Experience with HTML5, CSS3, Tailwind CSS, D3.js, and REST APIs, along with working knowledge of client-side frameworks such as Angular, Backbone, Knockout, and Ember - BS/MS in Computer Science, Engineering, or a related field What Will Make You Stand Out (Preferred Qualifications) - Experience designing and implementing enterprise-grade security or networking products - Experience with Node.js, D3 charts, and building or packaging JavaScript applications using tools like Gulp or Grunt - Proficiency with testing frameworks such as Mocha, Chai, Jest, Expect assertion library, or Playwright #LI-RG #LI-Hybrid 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 throu