xAI · 2 months ago
Member of Technical Staff, Search and Retrieval
xAI is dedicated to creating AI systems that understand the universe and aid humanity. The role involves developing AI-first search/retrieval systems to empower truth-seeking AI agents, focusing on building scalable and efficient search engines.
Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
Responsibilities
Design and develop a real-time, web-scale search engine for LLM agent consumption, with a core goal of supporting maximum truth-seeking capabilities
Design and develop advanced techniques for precise and efficient search indexing, retrieval, and ranking at trillion-document scale across modalities
Integrate the search engine with xAI's core models to improve accuracy, speed, and relevance in real-time agent interactions, ensuring agents can discern and prioritize truthful information, while minimizing hallucinations
Ensure robustness and scalability of search infrastructure under high-load conditions while aligning with truth-seeking objectives
Qualification
Required
Expertise in building web-scale search engines, including but not limited to: indexing, information retrieval, search ranking, hybrid search, structured search, and semantic search
Strong engineering background with a passion for building high-performance, scalable distributed systems and optimizing latency and throughput
Experience working with LLMs, agents, embedding models, or knowledge-intensive tasks, including fine-tuning for retrieval tasks aimed at enhancing truthfulness
Proficient in managing and curating large datasets from diverse sources, with a focus on quality, verifiability, and efficiency to support maximum truth-seeking agents
Preferred
Extensive experience in building and scaling web-scale search engines, including hands-on involvement in production systems and experimental iterations
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.
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
Recent News
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