Member of Technical Staff - Research Intern (AI)

Location: San Francisco, United States; onsite

Company

hirify.global is a research and product lab creating a platform for continual learning in large-scale agentic models.

What you will do

• Design and build the post-training stack that enables models to continually learn from real production workflows.
• Lead end-to-end experiments across data, training, and evaluation.
• Transform product telemetry into learnable signals.
• Train and serve custom large language models and agents.
• Design novel algorithms and make foundational technical and product decisions with founders and design partners.
• Help define the architecture and culture of the company.

Requirements

• Experience training or serving large language models.
• Experience building RL environments or evaluation suites for LLMs.
• Proficiency in PyTorch, JAX, or similar ML frameworks.
• Strong experimental design skills.
• Master’s degree or research experience.

Nice to have

• Background in pre-training or post-training RL for LLMs.
• Experience with high-performance computing or large-scale clusters.
• Contributions to open-source ML research or infrastructure.
• Technical creativity demonstrated through research, open-source work, or side projects.
• PhD, including being in the last year of a PhD, working on AI or RL open-source projects.

Culture & Benefits

• Work directly with the founders and design partners.
• Collaborate with leading AI companies, including Decagon, Clay, Harvey, Mercor, and Rogo.
• Join a company founded by researchers from DeepMind, OpenAI, Meta, Apple, Amazon, and Scale.