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Principal Software Development Engineer (Microserv

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Principal Software Development Engineer (Microserv in USA

  • Zscaler
  • Full time
  • Email
  • Santa Clara, CA

Responsibilities

  • Lead the technical roadmap to modernize the ZIA control plane with API-first microservices, clear service ownership, and multi-region architectures.
  • Design, develop, and operate low-latency event-driven services end to end, including storage, resilience, progressive delivery, and rollback strategies.
  • Drive engineering standards, code reviews, testing, API and event contract governance, and cross-functional technical collaboration.
  • Own service reliability and operability through SLI/SLO definition, alerting, error budgets, incident response, postmortems, and observability.
  • Implement microservices security, supply-chain integrity, performance optimization, capacity planning, autoscaling, and cloud cost optimization across AWS.

Requirements

  • 12+ years of software development experience, including 4+ years building and operating production microservices at significant scale.
  • Proficiency in Go and deep experience with distributed systems, messaging, CQRS, and event sourcing where appropriate.
  • Experience operating Kubernetes in AWS at scale, preferably with EKS, along with strong Docker, infrastructure-as-code, and GitOps skills.
  • Strong SQL and NoSQL database design and scaling experience, including multi-region data trade-offs, performance engineering, and AWS cost optimization.
  • Comprehensive reliability and security experience with SLIs/SLOs, error budgets, Prometheus, OpenTelemetry, service meshes, mTLS, OAuth2/OIDC, incident management, and secrets management.
  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within a functional domain.
  • Preferred qualifications include chaos engineering, load and performance testing, fault injection, disaster recovery drills, multi-region design, migration leadership, event schema governance, OSS contributions, technical talks, patents, or published design writing.

Benefits

  • Various health plans, vacation and sick time off plans, parental leave, retirement options, education reimbursement, and in-office perks.
  • Hybrid work arrangement in the Santa Clara, California office with a minimum of three days per week in the office.

Salary: $186k - $265k/yr

Zscaler

Zscaler is a leader in zero trust security, providing a cloud-native platform that enables organizations to secure users, applications, and data while driving digital transformation. Our Zero Trust Exchange platform leverages advanced AI and the largest security data lake to combat cyber threats,...

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