Raydar
Backend AI Engineer
$175K–$275K
San Francisco, California · Full-time · Posted Oct 12, 2026
- Education
- A degree in computer science or a related technical discipline.
About the job
Build backend services and machine-learning infrastructure for autonomous agents, data workflows, and customer-facing interfaces.
What you'll do
- Develop agent runtime components, data-generation and quality-measurement pipelines, and vector search and ranking infrastructure.
- Build web data acquisition systems, model hosting, customer-facing service endpoints, and internal platform tools.
- Perform security assessments and identify potential vulnerabilities.
What they ask for
- Hands-on experience with similarity search and indexing systems for image, video, or other creative content.
- Proven record of shipping AI-centered products, such as agents or model hosting, at a company with demanding engineering standards.
- Experience building pipelines that produce, gather, or label model-training datasets.
- Strong Python skills, cloud-platform experience, and continuous integration and delivery experience; degree in computer science or a related technical discipline; fluent English.
Nice to have
- Familiarity with large-scale web data collection or experience designing artificial-data and model-assessment pipelines.
- Experience at design software or data indexing companies, an early-stage startup, or public code contributions or self-driven AI projects.
Pay
USD 175,000 to 275,000 per year (base salary)
Tools
Python
AI focus
Build agent runtimes, including memory and self-improvement mechanisms; create artificial-data and model-quality assessment workflows; develop vector search and ranking infrastructure; and host models.
Model-written summary · the original posting is authoritative