Research Engineer, AI Safety & Alignment at Character.AI

Redwood City, California, United States

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$225,000 – $400,000Compensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

Artificial IntelligenceIndustries

Requirements

Hold a PhD (or equivalent experience) in a relevant field such as Computer Science, Machine Learning, or a related discipline
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, particularly transformers and reinforcement learning, with a focus on their safety implications
Passionate about the responsible development of AI and dedicated to solving complex safety challenges

Responsibilities

Develop and implement novel evaluation methodologies and metrics to assess the safety and alignment of large language models
Research and develop cutting-edge techniques for model alignment, value learning, and interpretability
Conduct adversarial testing to proactively uncover potential vulnerabilities and failure modes in our models
Analyze and mitigate biases, toxicity, and other harmful behaviors in large language models through techniques like reinforcement learning from human feedback (RLHF) and fine-tuning
Collaborate with engineering and product teams to translate safety research into practical, scalable solutions and best practices
Stay abreast of the latest advancements in AI safety research and contribute to the academic community through publications and presentations

Skills

Large Language Models

RLHF

Fine-tuning

Reinforcement Learning

Interpretability

Adversarial Testing

Machine Learning

Production Code

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

Risks

Legal issues arise from harmful chatbot interactions, impacting company reputation.

AI companions risk contributing to radicalization among young men.

Competitive price dumping in AI model sales threatens profit margins.

Differentiation

Character.AI offers unique virtual characters with distinct personalities for user interaction.

The platform supports diverse applications, from gaming to customer service enhancement.

Character.AI's technology enables realistic and engaging digital interactions.

Upsides

Character.AI benefits from the growing AI market, projected to reach $190.61 billion by 2025.

Google's acquisition highlights Character.AI's cost-efficient AI model operations.

The platform's subscription model ensures steady revenue and continuous client access.

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