This role focuses on critical modeling challenges, aiming to build useful AI models. While prior experience training models used by millions is a plus, it's not strictly required. The role emphasizes a truth-seeking AI mission and a meritocratic environment.

xAI is seeking a Member of Technical Staff focused on Model Training. The role involves working on critical modeling challenges and building useful AI models. While prior experience training models used by millions is a plus, it's not strictly required. The company emphasizes truth-seeking AI and a meritocratic environment.

This role focuses on scaling synthetic data for AI training, distilling model intelligence, optimizing data mixtures for RL, engineering long-context data, and developing evaluations for mid-training checkpoints. It requires expertise in ML scaling laws, experimental design, curating multi-modal AI training data, and large-scale data processing frameworks.

xAI is seeking a Data Engineer to build and maintain production-grade data pipelines, tooling, and software systems for data acquisition, preparation, quality evaluation, and delivery for model training. The role involves analyzing data performance, investigating anomalies, and researching methods to improve data quality, with a focus on enabling effective and reliable model training.

The AI Tutor role focuses on training and refining AI models for voice interactions, speech recognition, and auditory experiences in Marathi and English. Responsibilities include annotating audio data, providing voice recordings, and collaborating with technical staff to improve AI's handling of multilingual audio nuances, accents, and noise. The role requires native Marathi proficiency, strong English skills, and excellent auditory perception.

Role focused on providing high-quality annotations, evaluations, and expert reasoning to train and refine frontier AI models, specifically in the domain of cryptocurrency quantitative trading and digital asset markets. Involves generating diverse data formats (text, voice, video) and critiquing model outputs.

Software Engineer on the Data team at xAI, responsible for developing applications that power data acquisition, preparation, training, quality evaluation, and delivery for model training. Focuses on building a reliable, scalable enterprise data platform to ensure models are trained on high-quality data.

The AI Tutor role focuses on training and refining AI models (specifically Grok) for multilingual audio capabilities. This involves curating and annotating high-quality audio data, including voice interactions, speech recognition, and auditory experiences across diverse languages and accents. The goal is to enhance the AI's global accessibility and natural spoken interactions.

The AI Tutor will train and refine Grok for voice interactions, speech recognition, and auditory experiences in Swahili. This involves curating and annotating high-quality audio data to improve the AI's global accessibility, spoken interactions, and handling of multilingual audio nuances.

The AI Tutor role focuses on training and refining AI models (specifically Grok) for multilingual audio capabilities, including voice interactions and speech recognition. Responsibilities involve annotating and curating audio data, providing voice recordings, and collaborating with technical staff to improve AI's handling of diverse languages, accents, and audio nuances. The role requires native Hungarian proficiency and strong English skills, with a focus on auditory perception and linguistic detail.

This role focuses on training and refining AI models (Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating audio data, ensuring high-quality spoken output, and collaborating with technical staff to improve AI's handling of speech nuances, accents, and noise. The role requires native proficiency in Greek and strong English, with a focus on auditory perception and data quality for AI training.

Senior Data Scientist role focused on modernizing and strengthening financial crime detection capabilities by architecting, building, and optimizing data-driven transaction monitoring models, coverage assessment frameworks, and advanced analytics solutions to support BSA/AML regulatory compliance. The role involves working with Python, SQL, and AI-enabled tooling, partnering with a Compliance Machine Learning team, and supporting regulatory examinations.

The AI Tutor role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating high-quality audio data, providing labels and annotations for multilingual audio clips, voice recordings, and speech samples. The role also includes collaborating with technical staff to improve AI's speech processing and annotation tools, with a focus on diverse languages, accents, and cultural contexts.

The role involves training and refining AI models for multilingual audio capabilities, specifically focusing on voice interactions, speech recognition, and auditory experiences. Responsibilities include curating and annotating audio data, providing labels and inputs on multilingual audio clips, and collaborating with technical staff to improve AI's handling of speech modulation, accent variation, and noise in real-world recordings. The goal is to enhance global accessibility and enable natural spoken interactions.

The AI Tutor role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating high-quality audio data, including voice interactions, speech recognition, and auditory experiences across diverse languages and accents. The goal is to enhance Grok's global accessibility and enable natural spoken interactions by improving its handling of multilingual audio nuances, speech modulation, accent variation, and noisy recordings.

The AI Tutor role focuses on training and refining AI models for multilingual audio capabilities, specifically in Telugu. Responsibilities include annotating audio data, ensuring quality, and collaborating with technical staff to improve AI's handling of speech nuances, accents, and noise. The role requires native Telugu proficiency and strong English skills, with an emphasis on auditory perception and linguistic detail.

The AI Tutor - Thai role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating audio data, providing labels and annotations for multilingual audio clips, voice recordings, and speech samples. The goal is to enhance Grok's global accessibility and natural spoken interactions by improving its speech processing, handling of multilingual audio nuances, and accuracy across diverse languages, accents, and cultural contexts.

The AI Tutor - Tamil role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating high-quality audio data in Tamil and English to improve voice interactions, speech recognition, and auditory experiences globally. Responsibilities include labeling, annotating, and recording audio clips, collaborating with technical staff to enhance AI's handling of speech nuances, and improving annotation tools.

The AI Tutor - Tagalog role at xAI focuses on training and refining AI models for multilingual audio capabilities, specifically in Tagalog. Responsibilities include annotating audio data, providing voice recordings, and collaborating with technical staff to improve speech processing, accent variation handling, and noise reduction in AI models. The role requires native Tagalog proficiency and strong auditory perception skills.

This role focuses on training and refining AI models for multilingual audio capabilities, specifically speech recognition and voice interactions. Responsibilities include annotating and curating audio data, providing voice recordings, and collaborating with technical staff to improve AI's handling of speech nuances, accents, and noise. The goal is to enhance the AI's global accessibility and natural spoken interactions.

The AI Tutor role focuses on curating and annotating multilingual audio data to improve Grok's voice interactions, speech recognition, and auditory experiences. This involves providing labels, annotations, and recordings for various languages and accents, collaborating with technical staff to enhance AI's handling of speech nuances, and improving annotation tools. The role requires native Swedish proficiency, strong English skills, excellent auditory perception, and the ability to handle diverse audio content and transcribe accurately. Preferred skills include advanced linguistic understanding, experience with speech datasets, and professional voice work.

The AI Tutor - Punjabi role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating audio data in Punjabi and English to improve speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The role requires native Punjabi proficiency, strong auditory perception, and the ability to transcribe and evaluate audio content accurately.

The AI Tutor - Polish role focuses on training and refining AI models (specifically Grok) for multilingual audio capabilities. This involves curating and annotating audio data, providing labels and annotations for multilingual audio clips, voice recordings, and speech samples, and collaborating with technical staff to improve the AI's ability to handle speech modulation, accent variation, and noise. The goal is to enhance Grok's global accessibility and enable natural spoken interactions.

The AI Tutor role focuses on training and refining Grok for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data, providing labels and annotations for multilingual audio clips, and collaborating with technical staff to improve AI's handling of speech modulation, accent variation, and noise.

This role focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. Responsibilities include curating and annotating audio data, providing labels and recordings, and collaborating with technical staff to improve speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The goal is to enhance global accessibility and natural spoken interactions.

The AI Tutor will train and refine Grok for multilingual audio capabilities, focusing on voice interactions, speech recognition, and auditory experiences across diverse languages and accents. This involves curating and annotating high-quality audio data to improve Grok's global accessibility and natural spoken interactions.

The AI Tutor role focuses on training and refining AI models (specifically Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data across various languages and accents, collaborating with technical staff to improve AI's handling of speech nuances, and enhancing annotation tools. The role requires native Japanese proficiency, strong English, excellent auditory perception, and the ability to handle diverse audio content.

The role focuses on training and refining Grok for multilingual audio capabilities, specifically in voice interactions, speech recognition, and auditory experiences across diverse languages and accents. This involves curating and annotating high-quality audio data to improve Grok's global accessibility and spoken interactions, bridging language barriers through accurate speech processing, and enhancing its handling of multilingual audio nuances. The core tasks involve using proprietary software for labeling, annotation, and recording of multilingual audio clips, voice recordings, and speech samples, and collaborating with technical staff to improve AI's speech handling and annotation tools.

The AI Tutor role focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating high-quality audio data, providing voice recordings, and collaborating with technical staff to improve speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The core responsibility is to enhance the AI's global accessibility and natural spoken interactions through meticulous data handling and feedback.

The AI Tutor role focuses on training and refining AI models (Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data in various languages, specifically Hindi, to enhance global accessibility and improve the AI's handling of spoken interactions and nuances.

The AI Tutor - Hebrew role at xAI focuses on training and refining AI models (Grok) for multilingual audio capabilities. This involves curating and annotating audio data, providing labels and annotations for multilingual audio clips, voice recordings, and speech samples. The goal is to enhance the AI's global accessibility, enable natural spoken interactions, bridge language barriers through accurate speech processing, and improve handling of multilingual audio nuances.

The AI Tutor role focuses on training and refining AI models (Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data across diverse languages and accents to improve global accessibility and natural spoken interactions. This includes providing labels, annotations, recordings, and feedback on multilingual audio clips, collaborating with technical staff to enhance AI's handling of speech nuances, and improving annotation tools.

The AI Tutor role focuses on training and refining AI models (specifically Grok) for multilingual audio capabilities. This involves curating and annotating audio data, providing labels, annotations, and recordings for various languages and accents, and collaborating with technical staff to improve AI's speech processing and annotation tools. The goal is to enhance the AI's global accessibility and natural spoken interactions.

The AI Tutor - French role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating audio data in French and English, focusing on speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The goal is to enhance Grok's global accessibility and improve its handling of multilingual audio nuances.

The AI Tutor will train and refine Grok for multilingual audio capabilities, focusing on voice interactions, speech recognition, and auditory experiences. Responsibilities include annotating audio data, ensuring high-quality spoken output, and collaborating with technical staff to improve AI's handling of speech modulation, accent variation, and multilingual audio processing.

The AI Tutor will train and refine Grok for voice interactions, speech recognition, and auditory experiences across diverse languages. Responsibilities include annotating audio data, enhancing global accessibility, and improving multilingual audio nuances. This role requires native English proficiency, strong auditory perception, and the ability to handle multilingual audio content and transcribe accurately. Experience in linguistics, speech sciences, or working with speech/audio datasets is preferred.

This role focuses on training and refining AI models (Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data, improving the AI's handling of diverse languages, accents, and cultural contexts, and collaborating with technical staff to enhance annotation tools and AI performance in speech processing.

The AI Tutor - Bengali role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating audio data in Bengali and English to improve speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The role requires native Bengali proficiency, strong auditory perception, and the ability to provide high-quality voice recordings and feedback.

The AI Tutor - Arabic role at xAI focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating high-quality audio data in Arabic and English to improve speech recognition, voice interactions, and auditory experiences across diverse languages and accents. The role requires native Arabic proficiency, strong auditory perception, and the ability to provide voice recordings and feedback to enhance the AI's global accessibility and natural spoken interactions.

The role focuses on training and refining AI models (Grok) for multilingual audio capabilities, including voice interactions, speech recognition, and auditory experiences. Responsibilities involve curating and annotating high-quality audio data, providing labels, annotations, and recordings for various languages and accents, and collaborating with technical staff to improve AI's speech processing and annotation tools. The goal is to enhance global accessibility and natural spoken interactions.

The AI Tutor role focuses on training and refining AI models, specifically Grok, for multilingual audio capabilities. This involves curating and annotating audio data, providing voice recordings, and collaborating with technical staff to improve speech recognition, auditory experiences, and annotation tools across various languages and accents. The goal is to enhance the AI's global accessibility and natural spoken interactions.

This role focuses on training and refining AI image generation capabilities by providing labeled data, annotations, and inputs. The specialist will leverage expertise in visual arts and AI image generation tools to enhance the AI's understanding of visual content.

This role focuses on providing expert input, annotations, and evaluations for AI systems, specifically within quantitative trading domains. The individual will help train and refine AI models by teaching them quantitative trading reasoning, modeling markets, evaluating signals, and managing risk. This involves generating high-quality data (text, voice, video), writing annotations, critiquing model outputs, and recording audio explanations, all essential for advancing AI in scientific discovery and real-world reasoning.

This role focuses on providing high-quality annotations, expert evaluations, and detailed risk reasoning using specialized labeling tools to support the development and refinement of AI capabilities in quantitative financial risk management. The expert will train and refine AI models by generating data across text, voice, and video formats, including annotations, critiques, calculations, and explanations, with a focus on market risk, credit risk, liquidity risk, operational risk, and regulatory compliance.

This role involves applying deep tax expertise to train AI models to accurately understand and reason through complex tax issues. The expert will evaluate tax scenarios, guide AI interpretation of tax law, and critique AI-generated tax conclusions, directly influencing the quality and accuracy of AI systems in the tax domain. The role requires collaboration with technical teams to improve data quality and annotation tools, and to provide rigorous solutions and model critiques.

This role involves providing high-quality inputs, labels, and annotations to train AI models, specifically focusing on statistics. The individual will collaborate with the technical team to refine annotation tools and create challenging statistical problems to improve model performance. The role may involve working with text, voice, and video data.

The role involves providing high-quality input and labels for training AI models, collaborating with the technical team to support new AI tasks, and refining annotation tools. Responsibilities include selecting complex physics problems to guide AI models, gathering data in various formats, and executing tasks based on instructions.

This role involves providing high-quality input and labels for AI model training in the medical domain, using specialized software and collaborating with the technical team to refine annotation tools and support new AI tasks. Responsibilities include labeling and annotating text, voice, and video data, and potentially recording audio/video sessions.