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Active1d ago

Application Security Engineer

Hark·📍 San Jose

Employment

Full-Time

Work mode

On-site

Experience

MID LEVEL

Salary

$150K – $300K/yr

Role overview

Job description

About Hark Hark is an artificial intelligence company building advanced, personalized intelligence. One that is proactive, multimodal, and capable of interacting with the world through speech, text, vision, and persistent memory. We're pairing that intelligence with next-generation hardware to create a universal interface between humans and machines. While today's AI largely operates through chat boxes and decade-old devices, Hark is focused on what comes next: agentic systems that interact naturally with people and the real world. To get there, we're developing multimodal models and next-generation AI hardware together, designed from the ground up as a single, unified interface for a new era of intelligent systems. About the Role We're hiring a Member of Technical Staff (Application Security Engineer) to own the security of the software Hark ships. You'll review design and code, find an

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What they are looking for

Skills & requirements

Qualification

Our agents act on behalf of users across their apps and data, so you'll also be defining how to secure LLM and agent systems, a space with very few established playbooks; Responsibilities Threat-model new features and services, with a focus on agent/LLM attack surfaces (prompt injection, tool misuse, data exfiltration, cross-tenant access); Real curiosity about LLM and agent security; this is new territory and we want someone excited to figure it out; Prior work on LLM/agent threat modeling, prompt injection defenses, or AI red teaming

Department · Privacy & Security

Hark logo

Hiring company

Hark

At Hark, we are building the most advanced personal intelligence in the world.

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