Zscaler

Staff Software Development Engineer - AI Engineer

Zscaler
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13 days ago
Bengaluru, IndiaStaff+

Responsibilities

  • Build and scale the agentic layer of the AI-native Product Operations Platform.
  • Design production-grade AI systems, reusable platform capabilities, and reliable execution patterns.
  • Develop agentic AI capabilities using RAG architectures, embeddings, vector retrieval, orchestration, and workflow state management.
  • Create harnesses for prompt testing, agent debugging, workflow replay, evaluation, regression testing, tracing, and controlled experimentation.
  • Build and maintain graph-based workflows with multi-step reasoning, tool calling, branching, human-in-the-loop checkpoints, and stateful execution.
  • Establish standards, patterns, and guardrails for scalable, reliable, observable AI development.

Requirements

  • 5+ years of industry experience, including 2–3 years focused on AI development harnesses such as test harnesses, evaluation pipelines, workflow replay tools, tracing, observability, and prompt or agent regression testing.
  • Experience building and deploying production agentic AI systems, RAG architectures, embeddings, and vector retrieval systems.
  • Familiarity with prompt engineering, orchestration patterns, agent workflows, graph-based execution models, evaluation frameworks, and guardrails.
  • Practical understanding of agentic loops involving planning, retrieval, tool execution, validation, retries, reflection, and termination criteria.
  • Bachelor’s degree in Computer Science or a related technical field, or equivalent practical experience.
  • Hands-on software engineering experience with FastAPI, NextJS, and Postgres is preferred.
  • Experience designing AI systems for low cost, high throughput, extensibility, observability, and long-term scalability is preferred.

Benefits

  • Hybrid work arrangement.
  • Various health plans.
  • Vacation and sick time off plans.
  • Parental leave options.
  • Retirement options.
  • Education reimbursement.
  • In-office perks.
  • Inclusive benefits supporting employees and their families.

Tech Stack

FastAPINext.jsPostgreSQL
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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