Demo

AI Engineer

Long Finch Technologies
Chicago, IL Full Time
POSTED ON 5/25/2026
AVAILABLE BEFORE 6/24/2026
Roles and Responsibilities
  • Design and implement modular AI systems and workflow orchestration solutions using LangGraph and LangChain.
  • Develop and optimize RAG pipelines for intelligent search, dependency analysis, and workflow automation.
  • Integrate and fine-tune multiple LLM platforms for automated code analysis and generation tasks.
  • Manage PostgreSQL databases with pgvector for efficient similarity search and data persistence.
  • Build scalable tools for file processing, model operations, logging, and application monitoring.
  • Collaborate with engineering teams to modernize legacy applications and automate development workflows.
  • Ensure performance, reliability, and maintainability of AI-driven applications.
Required Skills
  • Strong proficiency in Python and AI application development.
  • Hands-on experience with:
    • LangChain and LangGraph
    • RAG pipelines and vector databases
    • PostgreSQL with pgvector
    • LLM integrations such as GPT-4, Claude, Gemini, and Vertex AI
  • Experience designing AI workflows for:
    • Code analysis
    • Reverse/forward engineering
    • Code summarization and dependency transformation
  • Knowledge of workflow orchestration, state management, and modular AI architectures.
  • Experience building robust utilities for logging, monitoring, file handling, and error management.
  • Strong understanding of REST APIs, backend integrations, and scalable system design.
Preferred Skills
  • Experience with Knowledge Graphs and semantic data models.
  • Familiarity with Java and React technology stacks.
  • Experience working in enterprise or regulated environments such as insurance or finance.
  • Strong analytical, troubleshooting, and communication skills.

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