Zscaler

Principal Software Development Engineer- Go

Zscaler
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2 days ago
Santa Clara, CA, USAStaff+
H1B sponsor

Base Salary

$185k - $265k/yr

Responsibilities

  • Lead hands-on development and migration to a Temporal workflow-as-code platform using replay-safe and idempotent workflows.
  • Build a stateful management plane that models the global fleet as an eventually consistent distributed system.
  • Design services using LLMs and ML for signal correlation, automated triage, and self-correcting fleet operations.
  • Develop framework-level services and internal APIs that make products orchestration-ready with embedded reliability hooks.
  • Implement metrics, traces, and events so fleet-wide actions are explainable, auditable, and replayable.
  • Lead infrastructure transformation and develop self-healing and AI-driven SRE capabilities for a global fleet of more than 100,000 instances.

Requirements

  • BS or MS in Computer Science or a related technical field.
  • 12+ years of experience in hyperscale systems.
  • Mastery of backend systems languages, with a strong preference for Go; deep expertise in Java, C++, or Python may qualify with the ability to rapidly adopt Go.
  • Strong experience designing and operating complex distributed systems, including concurrency, failure handling, and performance optimization.
  • Proven experience developing platform APIs using REST or gRPC with idempotency, verification, and safe rollout guarantees.
  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within the functional domain.
  • Preferred: proficiency with Cursor or Windsurf.
  • Preferred: proficiency with PostgreSQL or other relational stores for high-scale, stateful management-plane services.
  • Preferred: experience building or operating systems with Temporal.io, Cadence, or similar workflow engines.

Benefits

  • Hybrid work arrangement with three days in the office.
  • Various health plans, vacation and sick time off plans, parental leave options, retirement options, education reimbursement, and in-office perks.
  • Full-time role with comprehensive benefits for employees and their families.
Zscaler

About Zscaler

5,001-10,000 employees

Zscaler builds a cloud-delivered zero trust security platform that replaces traditional network security appliances for enterprises and public-sector organizations. Its Zero Trust Exchange provides secure web gateway, zero trust access, CASB, and cloud firewall services, sold as subscriptions and delivered across 160+ global data centers. Founded in 2007 and headquartered in San Jose, it is a public company on NASDAQ (ZS) serving thousands of customers worldwide.

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