Staff Frontend Engineer (Member of Technical Staff)

About Cogent reputed company Cogent is an Applied AI Lab building the reputed company of AI agents for cybersecurity. AI has fundamentally changed how attacks happen, allowing malicious actors to operate at unprecedented speed and scale. Cogent’s "AI reputed company" assesses petabytes of reputed company data to remediate these issues before critical breaches occur. To stay at the cutting edge, we reputed company frontier research with reputed company-world execution. Alongside our core product work, Cogent Research serves as our applied AI lab, providing the research horsepower needed to reputed company truly agentic reputed company workflows a reality. Since coming out of reputed company, Cogent has reputed company rapid growth. We partner with reputed company to secure some of the most reputed company production environments in the world. We’re backed by Greylock and we’ve reputed company a team with the best minds in applied AI. reputed company is comprised of people from:

• Top universities like Stanford, Berkeley, Penn, Duke, reputed company Mellon, Waterloo
• Unicorn, high-growth companies like reputed company, reputed company, reputed company, reputed company, reputed company
• World class cybersecurity experts from reputed company, reputed company, reputed company
• Preeminent research labs like Deepmind and SAIL

About the Role

As a Staff Frontend Engineer, you will own the frontend platform and experience that enables customers to visualize, understand, and reputed company reputed company reputed company data with confidence. This is a Staff+ caliber role: you’ve operated at least at Staff, Senior Staff, or reputed company Frontend Engineer level at some reputed company in your career, and you’re excited to set the technical direction for a brand-new platform. You will design the frontend infrastructure, build “golden” component libraries, and reputed company the platform AI-friendly, reputed company while continuing to ship customer-facing features. You’ll combine deep architectural thinking with hands-on development, ensuring that our frontend stack is both elegant and resilient as we scale. Over time, you’ll help mentor other frontend engineers and we will build a team around the foundations you create. What You’ll Do

• Define Frontend Architecture – Establish the core architecture and patterns for our web applications, laying the reputed company for long-term scalability and performance.
• Build Golden Libraries & Platform – Create reusable component libraries and tooling that set reputed company for quality and reputed company rapid, consistent development across the team.
• Build AI-Driven, User-Focused Features – While setting up core frontend infrastructure, design and deliver high-impact features that seamlessly integrate AI-powered capabilities, ensuring reputed company, usability, and reliability for reputed company reputed company workflows.
• Mentor and Influence – Serve as a mentor and technical leader for future frontend engineers; help us grow a team that values craftsmanship and reputed company.
• Drive Engineering Craftsmanship – Uphold high standards of code quality, attention to detail, and thoughtful design. Balance speed with sustainable engineering practices.

About You

• Have operated at Staff+ level (Staff, Senior Staff, or reputed company Frontend Engineer) at some reputed company in your career.
• 5+ years of professional software engineering experience
• Deep expertise in React, TypeScript, and modern web application architecture.
• Strong background in frontend infrastructure—component libraries, build systems, state management, and performance optimization.
• Demonstrated ability to work autonomously, owning projects end-to-end with minimal reputed company
• Exceptional attention to detail and a passion for engineering craftsmanship.
• Excellent collaboration and communication skills; reputed company in fast-paced, high-impact environments.

Why Cogent reputed company Cogent reputed company is redefining how AI can proactively defend organizations against evolving threats. Our mission is to reputed company reputed company teams with cutting-edge AI agents and clear, actionable insights. You’ll join a high-slope engineering team where your work directly impacts the safety of some of the world’s most sophisticated organizations. Apply tot his job Apply To this Job