xAI · 2 weeks ago
Enterprise API - Applied AI Engineer
Palo Alto, CA
Full-time
Hybrid
Senior Level
$180K/yr - $440K/yr
6+ years expxAI is a company dedicated to creating AI systems that enhance human understanding of the universe. The Enterprise API - Applied AI Engineer will work closely with customers to deliver AI-driven solutions, manage project execution, and improve model performance.
Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
Responsibilities
Deliver solutions end to end that meet the needs of our customers - understanding user pain points, scoping product specs, and designing and building LLM-powered software
Benchmarking the model or help write evals for customers to identify model weaknesses
Improve model performance by system prompt tuning or fine tuning models
Analyze request logs or read through prompt data
Build internal tooling to automate yourself out of the job
Improving xAI SDKs or developer documentation based on customer feedback
Qualification
Required
6+ years of software engineering experience preferred
Great verbal and written communication skills in English
Ability to turn business and product ideas into engineering solutions
Proven experience in AI or machine learning product implementation with APIs, back-end and front-end interfaces
Experience in Python and/or TypeScript
Understanding of the HTTP protocol
Strong engineering background, preferred in fields such as Computer Science, Mathematics, Software Engineering, Physics, and Data Science
Preferred
Building evals for new capabilities and evaluating our systems
Demonstrating an understanding of machine learning fundamentals, including model evaluation, training and fine-tuning
Deploying machine learning models to production
Writing developer documentation
Creating and maintaining SDKs
Showcasing the ability to work with massive datasets, optimize performance, and scale systems to handle high-throughput workloads
Using Pulumi or Terraform
Benefits
Competitive cash-based compensation
XAI equity
Private health and dental insurance
Unlimited time off subject to prior approval
Company
xAI
XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.
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
Business Insider
2026-01-21
Company data provided by crunchbase