Senior ML Research Scientist (Speech)
Rad AI$170,000 - $220,000/year
- Full Time
- Senior (5 to 8 years)
$225,000 – $400,000Compensation
Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level
Full TimeJob Type
UnknownVisa
AI & Machine Learning, Consumer SoftwareIndustries
Requirements
Candidates should have at least a PhD or equivalent research experience. A strong understanding of modern machine learning techniques, including reinforcement learning and transformers, is required. Applicants must have a track record of exceptional research or creative ML systems projects and be comfortable writing model development code in PyTorch for training or inference.
Responsibilities
As a Research Engineer on the ML Systems team, you will work on optimizing GPU performance for AI-enabled products, improving training performance and inference runtime, and shaping the conversational experience for millions of users. Duties include writing efficient Triton kernels, developing prefix-aware routing algorithms, training and distilling LLMs, and building scalable distributed RLHF stacks.
Skills
PyTorch
Reinforcement Learning
Transformers
Distributed Training
DeepSpeed
Megatron
CUDA
Triton
Kubernetes
Docker
LLM Inference
FlashAttention
Prefix-aware routing
Model Distillation
RLHF
Character.AI
AI platform for creating virtual characters
About Character.AI
Character AI provides a platform that allows users to create and manage virtual characters with distinct personalities. These characters can engage with users in a realistic way, enhancing interactions in various digital settings. The platform is utilized by game developers to create immersive characters that improve gameplay, and by businesses to develop virtual customer service agents that offer a more personalized experience compared to traditional automated systems. Character AI differentiates itself from competitors by focusing on the depth of personality and engagement of its virtual characters. The company aims to capitalize on the growing AI market, providing continuous access to its platform through a subscription or licensing model, which supports its goal of expanding its client base and enhancing digital interactions.
Menlo Park, CaliforniaHeadquarters
2021Year Founded
$145.9MTotal Funding
SERIES_ACompany Stage
Consumer Software, AI & Machine Learning, GamingIndustries
51-200Employees