Rust/C++/Go Backend Engineer - Enterprise Agent (London)

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xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

About the team

The Enterprise Agents Engineering Team at xAI is a team of builders solving the hardest problems in applied AI: integrating with messy systems, orchestrating complex workflows, and harnessing AI to transform business operations. We build full-stack solutions with ownership of end-to-end product execution from ideation to deployment, collaborating closely with our research team to incorporate cutting-edge AI advancements into robust and reliable user-centric solutions. Through an iterative development process, we work hand-in-hand with customers to gather feedback, refine features, and evolve products to address real-world challenges.

About the role

An ideal candidate meets at least the following requirements:

Expert knowledge of either Rust or C++,
Experience in designing, implementing, and maintaining reliable and horizontally scalable distributed systems,
Knowledge of service observability and reliability best practices,
Experience in operating commonly used databases such as PostgreSQL, Clickhouse, and CockroachDB

Additionally, any of the below points will help a candidate stand out:

Expert knowledge of Python,
Experience with Docker, Kubernetes, and containerized applications,
Expert knowledge of TypeScript,
Expert knowledge of gRPC (unary, response streaming, bi-directional streaming, REST mapping),
Hands-on experience with LLM APIs, embeddings, or RAG patterns
Track record of delivering user-facing software at scale.

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 technical questions. If you clear the initial phone interview, you will enter the main process, which consists of at least two technical interviews:

Coding interview in Rust or C++.
Competitive cash-based compensation
xAI equity
Private health and dental insurance
Unlimited time off subject to prior approval

Annual Salary Range

$180,000 - $440,000 USD

Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.

xAI is an equal opportunity employer.

Seniority level

Seniority level
Mid-Senior level

Employment type

Employment type
Full-time

Job function

Job function
Engineering and Information Technology
Industries
Technology, Information and Internet

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