Senior Product Designer, AI Agent (Multi-Modal)

Meta; New York (NY); On-site; USD 201,000 - 278,000; Full time

Job summary

Meta’s Business Agent team is seeking a Product Designer in New York, NY (onsite) to shape high-quality agent behavior across chat, voice, and visual surfaces.

You will write and iterate prompts, test surfaces, and collaborate with engineering and data science to define evaluation strategies and quality metrics for multi-modal agent experiences. This role emphasizes measurable impact and cross-functional collaboration.

Qualifications

• Bachelor’s Degree in HCI, design, or related field or equivalent work experience.
• 11+ years designing software products with focus on UX, interaction, and visual design.
• Experience building and maintaining evaluation pipelines for LLM products, including graders, rubrics, and regression suites.

Responsibilities

• Write and iterate prompts that power Meta’s agentic tools across a product surface.
• Test the surface, translate findings into prompt changes, ship updates, and confirm users receive the intended prompting.
• Collaborate with engineering and data science to define quality metrics and evaluation strategies for multi-modal agent outputs.
• Define, evolve, and unify visual and interaction systems that scale across products and platforms.
• Present design strategy and rationale to leadership and cross-functional executives.

Skills

UX design

Product design

Interaction design

Visual design

Prototyping tools

Education

Bachelor’s Degree in HCI or related field

Tools

LLM evaluation tools

Prototyping tools

Job description

Meta’s Business Agent team is seeking a Product Designer in New York, NY (onsite) to shape high-quality agent behavior across chat, voice, and visual surfaces.

You will write and iterate prompts, test surfaces, and collaborate with engineering and data science to define evaluation strategies and quality metrics for multi-modal agent experiences. This role emphasizes measurable impact and cross-functional collaboration.