2026 Summer AI/ML Engineer Intern
ThirdLayer8 months ago
San Francisco, California, United States
Remote
Internship
Junior Level (1-3 years)
Job Description
Position Overview
2026 Summer Research Engineer Intern – 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.
Key Responsibilities
- Browser agent and tool-calling multi-agent systems.
- Evaluation frameworks for memory, efficiency, and accuracy.
- Memory and personalization layer for workflows.
Required Qualifications
- Research or work experience with RL environments, LLMs, modern AI frameworks, and/or ML.
- Experience with prompt engineering strategies.
- Strong foundation in Python and TypeScript.
Sample Projects
- Designing and creating tool-calling environments to evaluate and benchmark agent systems.
- Developing agentic systems that predict and execute users’ next steps in complex workflows.
- Mapping user paths on real-world software to API functionality and action trajectories.
- Building a searchable, self-updating memory store for continuously learning agents.
- Creating a system to interpret DOM snapshots, mouse click events, and keyboard inputs to select browser actions.
- Developing a context composer that feeds relevant info into LLM prompts based on user interactions, page content, and memory.
Required Skills
Browser-native AI
LLMs
Modern AI frameworks
RL environments
TypeScript
Prompt engineering strategies
Python
Multi-agent systems