SpaceXAI’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 employees are expected to have strong communication skills.
Backend Engineer at xAI
On-site - London, UK
More jobs at xAISalary
GBP 107,000 - 262,000
Requirements
Skills
- 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 MongoDB
- Knowledge of Python
- Experience with Docker, Kubernetes, and containerized applications
- 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
Responsibilities
- Work on SpaceXAI's production systems that power the API
Technologies
RustC++GoPythonDockerKubernetesgRPCLLM APIsembeddingsRAG patternsPostgreSQLClickhouseMongoDB
See if your resume is ready for this job
See how our AI can optimize your resume and improve your chances for this role.