xAI · 4 days ago
Hardcore Engineer - Multimodal Infrastructure
Palo Alto, CA
Full-time
Onsite
Senior Level
$180K/yr - $440K/yrxAI is on a mission to create AI systems that can accurately understand the universe. The role of a software infrastructure engineer on multimodal involves developing and optimizing scalable frameworks and software for large-scale machine-learning tasks, collaborating with teams to enhance model capabilities and user experience.
Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
Responsibilities
Design, build, and implement large-scale distributed training systems
Profiling, debugging, and optimizing GPU utilization for multimodal model training and inference
Building scalable infrastructure for multimodal data management and crawling
Hardware / Software / Algorithm co-design
Qualification
Required
Strong engineering skills with passion to improve different aspects of data and model
Has worked on one or more modalities other than text for model training/serving optimization
Keeping up with state-of-the-art techniques for preparing multimodal training data
Design, build, and implement large-scale distributed training systems
Profiling, debugging, and optimizing GPU utilization for multimodal model training and inference
Building scalable infrastructure for multimodal data management and crawling
Hardware / Software / Algorithm co-design
Strong communication skills
Ability to concisely and accurately share knowledge with teammates
Benefits
Equity
Comprehensive medical, vision, and dental coverage
Access to a 401(k) retirement plan
Short & long-term disability insurance
Life insurance
Various other discounts and perks
Company
xAI
XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.
Founded in 2023
11-50 employees
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 StageTotal Funding
$42.73BKey Investors
Neptune Digital AssetsSpaceXMorgan Stanley
2026-01-06Series E· $20B
2025-12-11Secondary Market· $0.3M
2025-07-13Corporate Round· $5.32B
Leadership Team
Yuhuai Wu
Co-Founder
Toby Pohlen
Founding Member
Recent News
Analytics Insight: Latest AI, Crypto, Tech News & Analysis
2026-01-19
2026-01-19
2026-01-19
Company data provided by crunchbase