Job Description

Meta is looking for research engineers to join the PAR Real Time AI group, focusing on developing Large Language Models and foundational technology for AI Characters products. This role involves post-training model development, collaboration with cross-functional teams, and making a significant impact on user experiences.

Requirements

Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
2+ years of industry experience in LLM/NLP, audio, or related AI/ML models
Experience as a formal technical lead, leading major technical initiatives with cross functional partners
Skilled in model training, data, or inference & efficiency for LLMs
Experience building products/systems based on machine learning, reinforcement learning and/or deep learning methods
Programming experience in Python and hands-on experience with frameworks like PyTorch

Responsibilities

Collaborate with cross-functional teams to develop Meta’s AI Characters products
Lead the development of new algorithms and systems for LLM post-training, evaluation and efficiency
Support creative data sourcing, high-quality post-training data curation, and scale and optimize data pipelines for large language models (LLMs)
Develop and integrate models, orchestrations and RAGs in production
Analyze and interpret experimental results, iterate on model architectures, and drive continuous improvement
Lead complex technical projects end-to-end

Benefits

Employees at Meta are often offered comprehensive benefits, including medical/dental/vision coverage, mental-health resources, family planning support (fertility, adoption, surrogacy), and caregiving programs. Financial benefits typically include a competitive retirement plan, equity awards, life insurance, and access to financial coaching and legal support. Time-off benefits commonly feature generous PTO and holidays, unlimited sick time, various paid leaves, flexible “Global Travel Days,” and a 30-day paid break every five years.

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