Applied AI Engineer jobs in United States
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xAI · 17 hours ago

Applied AI Engineer

positionPalo Alto, CA
timeFull-time
remoteOnsite
seniorityMid, Senior Level
money$180K/yr - $440K/yr

xAI is dedicated to creating AI systems that can understand the universe and support humanity's quest for knowledge. They are looking for exceptional Applied AI Engineers to work on high-priority projects that serve approximately 600 million monthly users, focusing on recommendation systems and advanced AI research. The role involves designing algorithms, enhancing user experience, and ensuring the scalability of machine learning systems.

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Designing and architecting recommendation algorithms across various product surfaces
Leverage all of xAI’s infra and AI stacks to dramatically enhance the user experience
Write data pipelines and training jobs that continuously learn from product data
Iterate and improve the algorithm by gathering user feedback in real time through experimentation
Ensuring scalability and efficiency of machine learning systems

Qualification

Recommendation systemsDeep learning applicationsData infrastructureJAXPyTorchPrioritization skillsCommunication skillsWork ethic

Required

Knowledge of data infrastructure like Kafka, Clickhouse, and Spark
Experienced in implementing recommender systems and/or deep learning applications at industrial scale
Skilled in one or more DL software frameworks such as JAX or PyTorch

Preferred

Exceptional candidates may be experienced in writing CUDA kernels

Company

xAI

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XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.
dateFounded in 2023
location
Palo Alto, California, USA
people-size11-50 employees
web-link
https://x.ai

H1B Sponsorship

xAI 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)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Late Stage
Total Funding
$42.73B
Key Investors
Neptune Digital AssetsSpaceXMorgan Stanley
2026-01-06Series E· $20B
2025-12-11Secondary Market· $0.3M
2025-07-13Corporate Round· $5.32B

Leadership Team

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Toby Pohlen
Founding Member
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Recent News

SecneNow
Qatar Investment Authority & UAE's MGX Join xAI’s $20B Series E Round
2026-01-14
contxto.com
Venture capital in 2025: The year of artificial intelligence and mega-investment rounds
2026-01-14
The Currency
Amid AI sexual imagery scandal, xAI is building out a team in Ireland
2026-01-14
Company data provided by crunchbase