AI Research Engineer – Datadog AI Research (DAIR)

Tech Stack

Responsibilities

• Build and operate multimodal data pipelines, training and evaluation infrastructure, benchmarks, and internal tooling.
• Implement models, run experiments at scale, and profile for reliability, performance, and cost.
• Build simulation environments and replay infrastructure for agent training and evaluation.
• Orchestrate distributed training and distributed RL with Ray, including scheduling, scaling, and failure recovery.
• Collaborate with Research Scientists, Product, and Engineering to integrate capabilities into Datadog's products and to harden prototypes into reliable services.

Soft Skills

Benefits

• 401k
• Dental
• Employee Stock Purchase
• Equity
• Flexible PTO
• Gym/Wellness
• Health Insurance
• Mental Health
• Parental Leave
• Vision

Culture