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Sr. Member of Technical Staff - Full Stack

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Illumio

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Location:

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Contract Type:
Not provided

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Salary:

167000.00 - 192000.00 USD / Year

Job Description:

At Illumio we offer a wide range of benefits to our eligible team members. Our benefit programs vary by location and can include Medical, Dental, Vision Coverage – Health and Dependent Savings Accounts – Life and Disability Programs – Paid Parental Leave – Voluntary Benefit Programs – Company Sponsored Wellness Program – Wellness Reimbursement Program - Retirement Savings – Equity Opportunities – Paid time off and Paid Holidays – Employee Incentive Program. Know your tier. Overview Application Onwards Together! Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments – stopping the spread of attacks before they become disasters. 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. Our Team's Vision: Our Engineering team is driven by a culture that thrives on visionary leadership, autonomy, and ownership, creating a dynamic synergy that drives us forward in the ever-evolving landscape of cybersecurity. When you join our team, you become part of the leader in Zero Trust Segmentation. You'll work with a cutting-edge technology stack that spans operating systems, distributed applications, and immersive UI/visualization tools. We're shaping the future of cybersecurity. And together, we will continue to build world-class products—led by people with different perspectives, backgrounds, and a commitment to innovation in a time when the world faces its greatest cybersecurity threats in history.

Job Responsibility:

  • Develop products that revolutionize network segmentation, enhancing the protection of data centers and cloud stacks against attacks
  • Design, develop, and test comprehensive full-stack applications using the latest native browser APIs, web servers, and frontend frameworks
  • Enhance the full-stack architecture of web applications, including deployment, configuration, build systems, component libraries, style guides, and responsiveness
  • Evaluate and adopt open-source solutions
  • Identify and optimize user interaction workflows across UI applications, ensuring quality and consistency
  • Collaborate with UI experts to make decisions around user experience and visual design
  • Work with other development teams to improve the usability of cross-services APIs
  • Implement industry best practices for linting, static typing, unit testing, and functional/integration testing to build robust and resilient products
  • Partner with Product Management to review, refine, and set product goals that exceed customer expectations
  • Develop a deep understanding of the fundamental problems our customers need to solve through interaction with stakeholders and peers

Requirements:

  • Bachelor’s degree in computer science or a related field
  • 4+ years of experience building UI for modern web applications and/or custom UI frameworks at scale
  • Strong foundation in software engineering and design pattern fundamentals
  • Proven problem-solving skills and the ability to optimize code
  • Proficiency in modern web application development using JavaScript, CSS, and HTML, including ES6+ syntax, CSS levels, and HTML5+ standards
  • 4+ years of experience with the React library
  • 2+ years of experience building web services and developer tools, including API design, performance optimization, and production deployment
  • 2+ years of experience with UI quality tools such as TypeScript and Cypress
  • A keen eye for aesthetics and UI details
  • Passion for software development, a willingness to constantly learn, stay updated with technological trends, and work effectively in a team setting

Nice to have:

  • Master's degree is a plus
  • Familiarity with tools like Redux and Reselect is a plus
  • Experience with protocols like gRPC, WebSockets, and database drivers is a plus
  • Knowledge of frameworks like Jest and React Testing Library is a plus
  • Experience with Docker, Kubernetes, and deployment pipelines such as ArgoCD and Jenkins is a plus
What we offer:
  • Medical, Dental, Vision Coverage
  • Health and Dependent Savings Accounts
  • Life and Disability Programs
  • Paid Parental Leave
  • Voluntary Benefit Programs
  • Company Sponsored Wellness Program
  • Wellness Reimbursement Program
  • Retirement Savings
  • Equity Opportunities
  • Paid time off and Paid Holidays
  • Employee Incentive Program

Additional Information:

Job Posted:
February 20, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

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