Character.ai provides open-ended conversational applications in which users create characters and converse with them. As a Machine Learning Engineer, you will fine-tune AI models, optimize their performance, and contribute to advancements in AI technology.ResponsibilitiesDevelop alignment algorithms and loss functions to improve data sample efficiency.Write data pipelines to process diverse web data into a format models can ingest.Identify quality signals to understand our model’s performance in the real world.Design sampling algorithms to improve serving efficiency of large generative models.QualificationRequiredAt least 1+ year working with a top tier Silicon Valley startupWrite clear and clean production-facing and training codeStrong understanding of modern machine learning techniques (reinforcement learning, transformers, diffusion, autoregression, etc)PreferredExperience with product experimentation and A/B testingExperience with data pipelines and data infrastructureExperience training large models in a distributed settingFamiliarity with ML deployment and orchestration (Kubernetes, Docker, cloud)Publications in relevant academic journals or conferences in the field of machine learning #J-18808-Ljbffr Jobright.ai
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