# AI Engineer Intern

**Company:** [Dex](https://zerogtalent.com/ai-companies/dex)
**Location:** San Francisco, CA, US
**Work mode:** On-site
**Employment type:** Internship
**Category:** Aerospace Engineering
**Listed:** 2026-03-24

[View and apply on Zero G Talent](https://zerogtalent.com/ai-jobs/dex/ai-engineer-intern-76658)

## Job description

Join us in pushing the boundaries of what's possible with LLMs and browser-native AI. You'll work on cutting-edge problems in agent systems, context handling, and tool use, while collaborating directly with our research team to bring novel approaches to production.

### What You'll Build

-   Browser agent and tool-calling systems.
-   Evaluation frameworks for agent performance.
-   Memory and personalization layer for workflows

### Requirements

-   Research/work experience with LLMs, modern AI frameworks, and/or ML.
-   Experience with prompt engineering strategies.
-   Strong foundation in Python and TypeScript.

### Sample Projects

-   Agentic systems that predict and execute users’ next steps in complex workflows.
-   A searchable, self-updating memory store for personalized browser agent behaviour.
-   Designing intuitive interfaces for how users should delegate and override AI actions.
-   A system to interpret DOM snapshots, mouse click events, and keyboard inputs to select browser actions.
-   A context composer that feeds relevant info into LLM prompts based on user interactions, page content, and memory.

## Other open roles at Dex

- [Full-Stack Engineer Intern](https://zerogtalent.com/ai-jobs/dex/full-stack-engineer-intern-76659) — San Francisco, CA, US
- [2026 Summer AI/ML Engineer Intern](https://zerogtalent.com/ai-jobs/dex/2026-summer-ai-ml-engineer-intern-80750) — San Francisco, CA, US
- [Summer 2026 Full-Stack Engineer Intern](https://zerogtalent.com/ai-jobs/dex/summer-2026-full-stack-engineer-intern-80751) — San Francisco, CA, US

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*Source: [Zero G Talent](https://zerogtalent.com), the job board for space, defense, AI, robotics and frontier-tech companies.*