Software Engineer (Web Platform)

Hinoki Security•San Francisco, CA

About The Position

Hinoki Security is building an AI-native platform to address the shortcomings of current security tooling. The platform aims to continuously map an enterprise's real exposure, identify genuine dangers within a customer's specific environment, and drive remediation to verified resolution. The company is backed by Andreessen Horowitz and led by a founder with previous security startup experience from Google. The platform is currently in production at Fortune 500 enterprises.

Requirements

Three to six years of engineering experience.
Deep React expertise, with the ability to assist other engineers with React challenges.
Strong understanding of the React rendering model and hook internals.
Proficiency in using DevTools to identify performance issues.
A point of view on performance, including what to measure and why.
Product sense, demonstrated by shipping features with attention to detail (e.g., thoughtful empty states, user shortcuts, helpful motion).
Experience with AI-native workflows, using tools like Claude Code, Codex, or Cursor daily.
High agency and ability to ship independently.
Experience with TypeScript.
Experience with C++.

Nice To Haves

Experience following RSC work closely.
Strong opinions on Suspense boundaries.
Examples of performance work that the candidate is proud of.
Ability to articulate where AI tools help and where they don't.
Taste for small, reversible changes.

Responsibilities

Own the frontend end-to-end, including the product surface our customers interact with daily.
Develop verification flows where analysts confirm agents' work.
Build investigative features for security engineers to confirm vulnerabilities on remote assets using AI agents.
Create reporting surfaces where investigations are transformed into reports.
Push the boundaries of frontend performance.
Optimize React and explore the latest RSC innovations.
Measure and improve frontend performance.
Incorporate AI-native workflows into daily development.
Exhibit high agency by shipping features, fixing issues regardless of code ownership, and not waiting for design tickets.
Make small, reversible changes, extracting components judiciously and avoiding large refactors.