AI Engineer

Long Finch Technologies
Chicago, United States of America
yesterday

Role details

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

Job location

Chicago, United States of America

Tech stack

Java
Artificial Intelligence
Static Program Analysis
Persistent Data Structure
File Systems
Graph Database
HP Systems Insight Manager
Python
PostgreSQL
Systems Integration
Workflow Management Systems
Data Logging
React
Large Language Models
Backend
Virtual Agents
REST
GPT
Automation Anywhere
Service Stack

Job description

  • 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.

Requirements

  • 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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