Senior Backend Engineer (Applied AI)
Core
Design, build, and operate production AI systems that transform large volumes of unstructured data into structured signals for Fiverr's marketplace.
Role type
Senior Backend Engineer (Applied AI)
Builds
Production LLM pipelines, data processing systems, retrieval layers, and agentic workflows
Domain
Marketplace intelligence, unstructured data processing, LLM operations
Deliverable
production ML models
Required skills
Production system design, LLM pipeline development, large-scale data processing, system architecture, cost/latency optimization, agentic workflow design
Preferred skills
LLM-as-a-judge concepts, vector search, graph databases
Technologies
LLMs, data pipelines, distributed processing, vector search, graph DB
Responsibilities
Build and evolve production LLM pipelines; Design and operate large-scale batch and near real-time data processing; Build retrieval and serving layers; Decide on LLM model selection based on metrics; Maintain predictable cost and latency; Build agentic workflows to improve team efficiency (via careerplan.io/jobs/60-002-AF-278-senior-backend-engineer-applied-ai-at-fiverr)
