Backend AI Engineer, SpaceXAI
DeepSearch
Building artificial intelligence
Job no longer available
Building artificial intelligence
1001+ employees
Job no longer available
1001+ employees
Company mission
To build AI systems that can help humanity understand the world better.
Role
Who you are
- All engineers and researchers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates
- Ideal candidates may have one or more experiences below:
- Experience working with consumer-facing product growth
- Experience working on modern Search and RAG systems
- Experience with developing real world agent systems and products
- Strong background in algorithms and data structures relevant to search, such as inverted indices, vector space models, and ranking algorithms
- Familiarity with distributed systems and infrastructure for scalable search deployments
- Ability to work independently and drive projects forward in a fast-paced environment
What the job involves
- The DeepSearch team is responsible for providing the best experience with Grok DeepSearch and search-related products
- In this role, you will be at the forefront of AI search and agent, building systems from scratch and driving progress that will directly impact our product user experience, while contributing to the AI model and system quality and capability
- You will be exposed to both cutting-edge research and high-impact user-facing products in this role
- Develop and optimize AI model and systems to deep exploration of massive web information
- Develop and craft delightful and efficient product features and interfaces for Grok search
- Advance the state of the art for AI search through research, exploration, and real-world iteration
- Work closely with the research and data teams to develop training and evaluation pipelines
- Deploy novel agent ideas to product to support our DeepSearch products
- Collaborate with researchers, engineers, and product teams to integrate search capabilities into broader AI models and products
- Tech Stack:
- Python
- Rust
- Data processing (Spark, SQL)
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 some basic questions. If you clear the initial phone interview, you will enter the main process, which consists of four technical interviews:
- Coding assessment in a language of your choice
- Systems hands-on: Demonstrate practical skills in a live problem-solving session
- Project deep-dive: Present your past exceptional work to a small audience
- Meet and greet with the wider team
- Our goal is to finish the main process within one week. All interviews will be conducted via Google Meet
Our take
SpaceXAI, formerly XAI, is Elon Musk's venture into the world of artificial intelligence, and like all things Musk, it's going big. It's setting out to build AI that helps humanity understand the universe, and it's 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, SpaceXAI is certainly pushing towards artificial general intelligence at serious scale.
Like all bold ventures, SpaceXAI has faced its share of controversy, from questions about regulation to the overlap across Musk's businesses (most recently, XAI became a subsidiary of the Musk-owned SpaceX). But fans are still seeing the bigger picture: an interconnected tech ecosystem where AI, social media, and space exploration feed into one another.
The company made headlines in 2024 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 5 rounds)
Jan 2026
$20bn
SERIES E
Jul 2025
$5bn
GROWTH EQUITY VC
Total funding: $37.1bn
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
Palo Alto, 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.
Salary benchmarks
We don't have enough data yet to provide salary benchmarks for this role.
Submit your salary to help other candidates with crowdsourced salary estimates.
Share this job
View 74 more jobs at SpaceXAI