Illumio

Illumio

Full Stack Software Engineer

HQ - Sunnyvale (Office) · Senior · Contract

Sponsorship not specifiedDetected 85 days ago
JavaScriptTypeScriptReactHTMLCSSNode.jsDistributed SystemsBackend DevelopmentFull-Stack DevelopmentGitAWSGCPAzureCloud PlatformsDockerKubernetesCI/CDAPI DevelopmentRESTDesign SystemsAccessibilityControlsZero TrustLeadership

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odds of building a lasting career here

40Risky
Cap-exempt (no lottery)0
Sponsors this role90
Entry-level history0
PERM / green-card track0
Lottery odds40
Fits your clock70

Thin sponsorship signal and lottery-bound. A low-probability bet with your clock running. Prioritize cap-exempt roles and proven entry-level sponsors first.

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Employer immigration record

from this employer's Department of Labor filings

Green-card filing pattern in this occupation

Context, not a finding about this posting: of this employer's 3 green-card filings in this occupation, 100% were for a worker who already held the job.

Green-card intent detected

Illumio, Inc. obtained a prevailing wage determination for Software Developers in Sunnyvale, CALIFORNIA on 2026-06-24. No matching green-card filing appears in our data yet. The determination expires in 16 days (2026-09-21), and a green-card filing must follow before then or the employer starts over.+1 more active determination on file

Files H-1B transfers

13 transfer filings in the last year, covering 13 workers. Median labor-condition decision: 7 days. An employer that already files transfers is one that can take over an existing H-1B.

Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.

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About the role

  • Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience.
  • Recognized as a Leader in the Forrester Wave™ for Microsegmentation, Illumio enables Zero Trust, strengthening cyber resilience for the infrastructure, systems, and organizations that keep the world running.
  • LOCATION Sunnyvale, California - 5 days a week in-office ONWARDS TOGETHER!

Responsibilities

  • Design, develop, and deliver full-stack features across frontend and backend systems, taking ownership from concept through production deployment
  • Build scalable and responsive web applications using modern frontend frameworks and distributed backend services
  • Contribute to architecture decisions, including frontend infrastructure, CI/CD pipelines, build systems, and application design patterns
  • Own end-to-end quality, including unit, functional, and integration testing, ensuring robust and resilient software delivery
  • Partner cross-functionally with Product Management, Design, and backend teams to refine requirements and deliver high-impact features
  • Optimize user workflows and application performance, ensuring accessibility, responsiveness, and usability across platforms
  • Develop and integrate APIs and services to enable seamless communication across distributed systems
  • Experience building backend services and APIs using Node.js, TypeScript, or similar technologies
  • Solid understanding of RESTful API design and distributed system communication patterns
  • Experience building microservices or service-oriented architectures

Requirements

  • Experience with frontend performance monitoring and metrics (e.g., INP, latency optimization)

Nice to have

  • Monitor application performance, define metrics, and proactively identify and resolve production issues
  • Continuously improve code quality, maintainability, and developer experience through best practices and tooling
  • 3-5+ years of professional experience in full-stack or UI-focused software engineering
  • Strong frontend experience with React, TypeScript, JavaScript, HTML5, and CSS3
  • Experience with modern build systems, CI/CD pipelines, and frontend tooling
  • Familiarity with version control systems (Git) and collaborative development workflows
  • Understanding of performance optimization, browser rendering, and debugging techniques
  • Knowledge of testing frameworks and best practices across frontend and backend layers

Company info

  • We are dedicated to creating and maintaining a diverse culture and emphasizing inclusion and belonging.
  • Upon acceptance of any offer, we will request such information as part of the onboarding process prior to or on your first day of employment, and only after completing a background check through an authorized third-party vendor.
  • Your security is important to us, and we are committed to a safe and transparent hiring experience.
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This listing is sourced directly from Illumio's careers page and normalized into a canonical job model.