AI & Emerging technologies

GEN AI Developer

Epsilon Solutions Ltd.

Mississauga · Peel Region · Canada

Experienced professional with strong Python development and Generative AI expertise, especially in prompt engineering.

Key Responsibilities

Leverage GenAI to accelerate:

  • Requirement gathering and analysis.
  • Design creation (HLD/LLD).
  • Reverse engineering of existing applications.
  • Lead and enable development teams to effectively use GenAI tools and frameworks.
  • Reverse engineer application codebases (Python, Java, Angular, Mule) to auto-generate:
  • Data flow and sequence diagrams.
  • Propose API specifications.
  • Apply Domain-Driven Design (DDD) patterns.
  • Utilize Claude Code, GitHub Copilot, and similar tools for:
  • Pull Request reviews.
  • Automated test generation.
  • Development, Code refactoring and optimization.
  • Build and deploy AI agents using LangChain, LangGraph, integrated with enterprise APIs.
  • Implement RAG (Retrieval-Augmented Generation) pipelines for knowledge-driven applications.
  • Drive prompt engineering best practices and GenAI use case adoption across teams.
  • Conduct workshops and training sessions for developers on GenAI tools and frameworks.
  • Ensure security, compliance, and responsible AI usage in all GenAI implementations.

Must-Have Skills

  • Strong proficiency in Python and microservice development.
  • Hands-on experience with Claude Code, GitHub Copilot, and prompt engineering.
  • Expertise in LangChain, LangGraph, LangFlow, and agent-based architectures.
  • Solid understanding of software design principles, DDD, and cloud-native architectures.
  • Experience building AI solutions integrated with enterprise APIs.

Preferred Skills

  • Familiarity with AWS services (Bedrock, Lambda, S3, DynamoDB, Postgres/PGVector).
  • Knowledge of containerization (Docker) and CI/CD pipelines.
  • Experience with vector databases, embedding models, and LLM fine-tuning.
  • Understanding of AI governance, bias mitigation, and responsible AI frameworks.
  • Proficiency with FastAPI, LangChain, LangGraph, Bedrock, Anthropic APIs.
  • Experience with observability tools for AI workflows.
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Reference: WJ-4703_9849015

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