Product Engineer

Responsibilities

• Develop and design delightful AI-first products that solve critical security challenges for organizations.
• Drive web performance optimization, ensuring the platform meets and exceeds industry benchmarks for speed and responsiveness.
• Leverage modern web technologies including Next.js and React to create robust, scalable, and performant solutions.
• Take ownership of the front-end experience, from designing reusable UI frameworks to optimizing large-scale web applications.

Requirements

• 3+ years of professional experience in front-end engineering.
• Deep understanding of React and JavaScript/TypeScript.
• Experience with Postgres (specifically Neon).
• Proven track record of optimizing large-scale web applications for performance, scalability, and maintainability.
• Expertise in developing reusable UI frameworks, libraries, and tools.
• Familiarity with state management (e.g., Redux, Zustand) and modern CSS frameworks like Tailwind CSS.
• Strong understanding of web fundamentals, including HTTP, browser rendering pipelines, and performance metrics.
• A product-oriented mindset with a strong attention to detail and a desire to build user-centric products.

Preferred Qualifications

• Knowledge of Next.js.

Benefits

• Competitive salary with meaningful equity.
• Health, vision, and dental insurance.
• Office lunch and dinner (when working out of the San Francisco office).

About the Company

depthfirst is building intelligence to detect and remediate critical software vulnerabilities. We are training and scaling security AI agents to discover zero-day vulnerabilities across large customer codebases and popular open-source software. Our founding team includes technical leaders from DeepMind, Databricks, Square, and Faire, working at the intersection of AI, Security, and Infrastructure.