Member of Technical Staff, xAI

X Search

$180-440k

+ Equity

Python

Scala

Mid, Senior and Expert level

San Francisco Bay Area

Office located in Palo Alto, CA

Building artificial intelligence

Open for applications

Building artificial intelligence

1001+ employees

B2CB2BArtificial IntelligenceDeep TechMachine Learning

Open for applications

$180-440k

+ Equity

Python

Scala

Mid, Senior and Expert level

San Francisco Bay Area

Office located in Palo Alto, CA

1001+ employees

B2CB2BArtificial IntelligenceDeep TechMachine Learning

Company mission

To build AI systems that can help humanity understand the world better.

Job

Company

Role

Who you are

Have worked with vector databases, search indices, or similar data stores for search applications
Have worked on large-scale search systems
Have deep experience building or working with production ML systems
Take full ownership of problems and learn whatever you need to solve them
Can move quickly in a fast-paced environment with shifting priorities and tight deadlines

What the job involves

We’re looking for exceptional engineers who want to build a better search engine for X. The team is responsible for the full end to end search system at X including ranking, retrieval and user experience
Build search and retrieval algorithms that scale to millions of users
Build and operate large scale search engine and search infrastructure
Train state of the art ML ranking models
Integrate Grok in search systems and products

Application process

After submitting your application the team reviews your CV and statement of exceptional work. If your application passes this stage, you will be invited to a 15 minute interview (“phone interview”) during which a member of our team will ask questions. If you clear the initial phone interview, next will be a 1-hour, virtual Coding Interview/Challenge. The final stage of the process will be 2 Technical Assessments onsite at our HQ in Palo Alto

Our take

xAI is Elon Musk's venture into the world of artificial intelligence, and like all things Musk, it's going big. Its setting out to build AI that helps humanity understand the universe and its starting with Grok, its conversational AI chatbot already integrated into X (formerly Twitter). With access to real-time data and a powerful ecosystem of Musk-led companies, xAI is certainly pushing towards artificial general intelligence at serious scale.

Like all bold ventures, xAI has faced its share of controversy, from questions about regulation to the overlap across Musk's businesses. But fans are still seeing the bigger picture: an interconnected tech ecosystem where AI, social media, and space exploration feed into one another.

Recently, the company made headlines with its massive "Colossus" supercomputer project, powered by tens of thousands of Nvidia GPUs. While the data center's temporary power setup has faced environmental scrutiny, the scale of ambition is certainly undeniable. From launching tap-to-pay features on X to building one of the most powerful AI training systems on Earth, xAI is moving fast.

Steph

Company Specialist at Welcome to the Jungle

Company

Funding (last 2 of 4 rounds)

Jul 2025

$5bn

GROWTH EQUITY VC

Dec 2024

$6bn

SERIES C

Total funding: $17.1bn

Company benefits

Health and wellness: Comprehensive health insurance including medical, dental, vision, and disability coverage
Life and family: Life and AD&D insurance and fertility benefits to ensure our team’s well-being and peace of mind
Flexible vacation: We work hard but avoid burn out. Take time off when you need it
Visa sponsorship: We support international talent with visa sponsorship to join our team
401(k) plan: Retirement savings plan to secure your financial future

Company HQ

Downtown, Burlingame, CA

Leadership

Elon Musk

(Founder)

Founder, Chairman, CEO, and CTO of SpaceX. CEO and Product Architect of Tesla. Chairman and CTO of X Corp, founder of the Boring Company, co-founder of Neuralink and OpenAI, and president of the Musk Foundation.

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