Senior AI Researcher (Multimodal Perception Models)

TL;DR

Senior AI Researcher (Multimodal Perception Models): Leading foundational research on multimodal conversational avatars with an accent on video, audio, and language perception and generation. Focus on designing and training autoregressive and diffusion-based architectures to build real-time human simulation models.

Location: Preferred San Francisco (hybrid) or London. Remote available within the U.S. or Europe.

Company

hirify.global is a research lab building real-time human simulation models that enable AI avatars to see, hear, and interact with empathy.

What you will do

• Lead research on foundational multimodal models for conversational avatars.
• Build and train models using autoregressive, predictive, and diffusion architectures.
• Design experiments to control visual, auditory, and linguistic responses of avatars.
• Partner with the Applied ML team to translate research into production systems.
• Mentor research team members and define technical roadmaps.

Requirements

• PhD plus 2-3+ years of experience with LLMs, VLMs, or multimodal systems.
• Expertise in sequence modeling for video, audio, and text.
• Strong understanding of autoregressive and diffusion frameworks.
• Proven ability to bridge research and production-grade engineering.
• Strong PyTorch skills.
• Location: Must be based in the U.S. or Europe.

Nice to have

• Publications in top-tier venues (CVPR, ICCV, NeurIPS, ECCV, ACMMM).
• Experience with large-scale model training and optimization.
• Broad familiarity with generative AI paradigms.

Culture & Benefits

• Flexible work schedule.
• Unlimited PTO.
• Competitive healthcare coverage.
• Gear stipends and team-oriented work environment.
• Supportive, fast-growing startup culture focused on innovation.