139 applicants

Company

Original Job Post

Character.AI · 2 days ago

Research Engineer (Safety and Alignment)

New York, NY

Full-time

Onsite

Entry, Mid Level

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AppsArtificial Intelligence (AI)

H1B Sponsorship

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Responsibilities

Develop and apply preference alignment algorithms to guide model generations.

Train classifiers to identify model failure modes and adversarial usage.

Work with annotators and red-teamers to produce useful datasets for alignment.

Invent new techniques for guiding model behavior.

Qualification

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Production-Facing CodeTraining CodeGPU ExperienceData PipelinesData InfrastructureMachine Learning TechniquesReinforcement LearningTransformersML ProjectsMachine LearningRecommendation SystemsSafety SystemsUGC PlatformsLLM AlignmentPublication Writing

Required

Write clear and clean production-facing and training code

Experience working with GPUs (training, serving, debugging)

Experience with data pipelines and data infrastructure

Strong understanding of modern machine learning techniques (reinforcement learning, transformers, etc)

Track-record of exceptional research or creative applied ML projects

Preferred

Experience developing safety systems for UGC/consumer content platforms

Experience working on LLM alignment

Publications in relevant academic journals or conferences in the fields of machine learning or recommendation systems

Company

Character.AI

Character.ai provides open-ended conversational applications in which users create characters and converse with them.

Founded in 2021

Menlo Park, California, USA

11-50 employees

https://beta.character.ai

H1B Sponsorship

Character.AI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

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Trends of Total Sponsorships

2023 (5)

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2021 (1)