Software Development Engineer; Microservices

Position: Staff Software Development Engineer (Microservices)
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. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform.

We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback.

Ready to make an impact at the company pioneering security transformation in the AI era? Join us eWe are looking for a Staff Software Development Engineer (Microservices) to join our team. This is a hybrid role based in San Jose, CA (3 days a week in office) role, reporting to the Senior Director of Engineering in the ZIA Engineering department.

You will work on the control plane for the Zscaler Internet Access (ZIA) product, which has redefined how security services are delivered in the cloud. Because our platform has redefined cloud security, our underlying technology must continuously evolve to meet massive scale. We are seeking engineers experienced in designing and navigating complex distributed architectures to help us innovate and elevate our foundational tech stack.

What you’ll do (Role Expectations)
Execute the technical roadmap to modernize enterprise platforms using API-first design and microservices architecture

Design, develop, and deploy highly resilient, low-latency, event-driven solutions while maintaining ownership from API tiers to back-end services

Role model a culture of quality by adhering to coding standards, performing code reviews, and championing TDD/BDD practices

Partner with Product, Dev Ops, and System Architects to translate complex business needs into scalable, high-performance technical solutions

Utilize containerization (Docker) and orchestration platforms (Kubernetes) to manage service life cycles within hybrid or public cloud environments (AWS/Azure/GCP) and use AI-powered tools for advanced problem solving and engineering efficiency

Who You Are (Success Profile)
You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful.

You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution.

You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact.

You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.

You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with…