Senior AI Agent Engineer

Posted 6hrs ago

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Job Description

Senior AI Agent Engineer building Rumor Avenue's new AI product from scratch. Developing Python/FastAPI backend, React interfaces, and production LLM features.

Responsibilities:

  • Build the AI agent backend using Python and FastAPI
  • Work with LLMs, including prompts, tool/function calling, and structured outputs
  • Design and maintain PostgreSQL databases, queries, indexes, and migrations
  • Build user interfaces using React and TypeScript
  • Integrate the AI agent with internal APIs and third-party services
  • Use AI coding tools such as Claude Code, Cursor, or GitHub Copilot to improve development speed and productivity
  • Guide and mentor 1–3 developers through code reviews, planning, and technical guidance
  • Make technical and architecture decisions and explain them clearly to product and leadership teams
  • Set up and maintain testing, CI/CD, logging, and monitoring
  • Monitor the production system and handle technical issues and incidents
  • Track AI performance, response quality, speed, and usage costs
  • Improve prompts and AI logic as models and requirements change
  • Follow secure coding practices and protect customer and personal data
  • Continue developing new features and improvements after the product goes live

Requirements:

  • 7+ years of professional software development experience
  • 1–2+ years of experience building and supporting AI/LLM features in production
  • Strong experience with Python and backend API development
  • Strong knowledge of PostgreSQL, database design, SQL, indexing, and performance tuning
  • Good experience with React and TypeScript
  • Strong understanding of LLMs, prompt design, tool/function calling, retries, rate limits, and handling incorrect AI responses
  • Experience using AI coding tools such as Claude Code, Cursor, or Copilot
  • Experience leading or mentoring developers while continuing to code hands-on
  • Experience supporting production applications, including monitoring, incident handling, and root-cause analysis
  • Good written and spoken English
  • Preferred: experience with RAG, embeddings, and pgvector
  • Preferred: experience with LangGraph, Claude Agent SDK, or MCP
  • Preferred: experience with LLM testing, monitoring, and cost management
  • Preferred: knowledge of Microsoft Azure, Docker, and CI/CD
  • Preferred: experience with multi-tenant SaaS applications
  • Preferred: experience in staffing, HR tech, payroll, or workforce management
  • Preferred: knowledge of SOC 2 or similar security and compliance standards

Benefits:

  • Full-time employment
  • Remote work arrangement