Senior Software Engineer, Agents (Agentic Search)
Core
Building AI agents that plan, retrieve, and reason over real-world information to complete open-ended tasks on top of a search platform.
Role type
Senior AI Software Engineer (Agentic Systems)
Builds
Production-grade agent systems, tool interfaces, and backend infrastructure for AI agents
Domain
AI Infrastructure / Agentic Search / LLM Applications
Deliverable
production ML models | product features | infrastructure
Required skills
Software engineering (6+ years), LLMs and transformer architecture, agentic systems (tool calling, planning, multi-step execution), context engineering, data mining/analysis, product judgment, system evaluation and metrics
Preferred skills
Retrieval-augmented generation (RAG), post-training/fine-tuning, developer platform primitives (SDKs, workflow engines), evaluation/benchmarking systems
Technologies
LangChain, DeepAgents, LangSmith
Responsibilities
Design and build AI agents for open-ended tasks; Build tool interfaces and context engineering for frontier models; Mine and analyze usage data to improve agents; Turn model capabilities into reliable product features; Define evaluations, metrics, and guardrails for agent accuracy; Improve agent quality across reasoning and tool use; Build backend infrastructure for high-volume agent execution; Collaborate with search, ML, and product teams
Seniority
Senior, high-ownership IC