Staff Software Engineer

Kadence Inc.
New York, NY, United States
4 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Job source

Tech stack

Application Programming Interfaces (APIs) Amazon Web Services Software as a Service Distributed Systems Knowledge-Based Systems PostgreSQL Retrieval-Augmented Generation Large Language Models Backend Agentic-AI Fastapi Build Management
+2 more
Production Code Microservices

Job description

  • Design and build the backend services powering AI agents, conversations, workspaces, and document workflows
  • Develop orchestration for LLMs, tool calling, MCP, and multi-step tasks
  • Improve retrieval and knowledge systems operating across millions of documents
  • Make practical decisions around latency, reliability, observability, scalability, and model cost
  • Lead projects from technical design through launch and ongoing operation, while mentoring engineers and influencing direction across teams

Requirements

  • Recent experience designing, building, and shipping production products or platforms in a strong product, SaaS, or technology engineering organization
  • Staff-level technical ownership: leading complex projects end to end while continuing to write production code
  • Strong Python backend engineering experience, ideally with FastAPI, APIs or microservices, PostgreSQL, and AWS
  • Experience designing distributed systems and operating them reliably at scale
  • Hands-on experience integrating LLMs into products; experience with agents, tool calling, MCP, RAG, or retrieval is especially relevant
  • Sound judgment around performance, observability, resilience, and cost in production
  • Ability to mentor engineers, make clear technical tradeoffs, and influence engineering direction across teams

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