AI Engineer

Talenzaa; Mississauga; On-site; CAD 110,000 - 150,000; Full time

Job summary

Talenzaa in Mississauga, Canada seeks a senior Python backend engineer to advance production AI/LLM applications. You will design robust architectures, implement high-performance services with FastAPI or Flask, and drive reliability across data pipelines and systems.

The role emphasizes leadership in architectural decisions and hands-on development, with focus on scalable, production-grade AI infrastructure and data engineering foundations.

Qualifications

• Hands-on Python development with FastAPI or Flask.
• Experience building production AI/LLM applications.
• Strong SQL, data modeling, and data engineering fundamentals.
• Expertise in concurrency, asynchronous programming, and performance optimization.
• Experience with testing, production support, and system reliability.
• Strong architectural design and technical leadership.

Skills

Python development

AI/LLM apps

SQL & data modeling

Concurrency & async

Testing & reliability

System architecture

Tools

Jenkins

GitHub Actions

Job description

• Strong Python development with FastAPI or Flask.
• Experience building production-grade AI/LLM applications.
• Solid SQL, data modeling, and data engineering fundamentals.
• Expertise in concurrency, asynchronous programming, and performance optimization.
• Experience with testing, production support, and system reliability.
• Strong architectural design and technical leadership skills.

Preferred Skills

• Agentic AI, RAG, LangChain/LangGraph, or Talk-to-Data solutions.
• CI/CD (Jenkins, GitHub Actions), DevOps/GitOps.