First Designer — Security UX & Brand Architect

Parameter; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Parameter builds AI agents that perform autonomous security testing across production apps and cloud environments. You will own how Parameter looks and works everywhere—from the web app to reports and the brand—while ensuring complex security data is clearly communicated to engineers and CISOs.

You’ll work across product and brand with a small, fast-moving team to ship across agent workflows, remediation processes, and customer-facing reports. This onsite SF role requires US work authorization.

Qualifications

• 4+ years designing software products with a shipped portfolio and rationale behind decisions.

Responsibilities

• Own product design for the Parameter web application, from engagement scoping to findings review to remediation workflows.
• Design interfaces for reviewing agent runs: replayable attack traces, evidence chains, and the trust decisions on findings.
• Build and maintain the design system in Figma and in code for consistency across products.
• Own the brand across the website, reports, launches, events, and merch.
• Attend customer calls and observe product usage to inform the next shipped iteration.

Skills

Product design

Brand design

UI design

Frontend familiarity

Design critique

Tools

Figma

React

Next.js

Tailwind

CSS

Linear

Job description

Parameter builds AI agents that perform autonomous security testing across production apps and cloud environments. You will own how Parameter looks and works everywhere—from the web app to reports and the brand—while ensuring complex security data is clearly communicated to engineers and CISOs.

You’ll work across product and brand with a small, fast-moving team to ship across agent workflows, remediation processes, and customer-facing reports. This onsite SF role requires US work authorization.