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xAI · 6 hours ago

Full Stack Software Engineer - Starfleet

Palo Alto, CA

Full-time

Onsite

Mid, Senior Level

$180K/yr - $440K/yr

xAI is on a mission to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. The Full Stack Software Engineer for the Starfleet team will be responsible for building features end-to-end, creating innovative data generation pipelines, and ensuring the data collection platform is secure and scalable.

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning

Growth Opportunities

H1B Sponsor Likely

Responsibilities

Build features end-to-end: front-end, back-end, system design, debugging and testing

Create innovative human data generation pipelines

Ensure that our overall data collection platform is secure, scalable, and delightful to use

Develop systems that improve our model’s reasoning and agentic capabilities

Innovating new ideas that bring us closer to our goal: to develop AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge

Qualification

TypescriptPythonRustReactExpressPostgreSQLWeb application deliveryData collection platformsPrioritization skillsCommunicationWork ethicCollaboration

Required

Strong communication skills

Experience delivering high-quality web applications in rapidly changing environments

Experience collaborating in highly cross-functional environments

Experience in connecting machine learning model behavior to data distribution and data quality

Experience in building data-collection platforms

Proficiency in Typescript, Python, Rust

Experience with React, Express, PostgreSQL

Company

xAI

XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.

Founded in 2023

Palo Alto, California, USA

11-50 employees

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

Greg Yang

Co-Founder

Yuhuai Wu

Co-Founder

Recent News

IndiaTimes

Elon Musk says xAI is bringing changes to ‘For You’ tab on X: Here’s what’s new

2026-01-25

The Cool Down

New report uncovers disturbing findings about millions of photos generated by Elon Musk's chatbot: 'This is industrial-scale abuse'

2026-01-25

Tech Xplore

Grok created three million sexualized images, research says

2026-01-24

Company data provided by crunchbase