Location: North Mississauga (Mississauga Road & ) - 4 days on-site preferred
Contract Duration: Through December 31,
Start Date: ASAP
Interview Process: 1 round, technical, in-person
Overview
Our client, a large enterprise retail organization, is seeking 2 Sr Software Engineers to support the build-out of an internal AI Agent Platform. The platform enables the creation, validation, deployment, and operation of AI agents across no-code and developer experiences. The proof of concept is complete and the team is now moving into active development, looking for strong Python engineers who can move quickly and contribute immediately.
This is a fast-paced, in-office environment supporting a small, high-output team of developers reporting directly into the Director of Data Platforms and Engineering.
Responsibilities
Develop SDKs, APIs, and agent orchestration frameworks using LangGraph
Build scalable platform services leveraging GKE, Postgres, Redis, Qdrant, and cloud-native architectures
Contribute to model integrations (LiteLLM) and knowledge/memory capabilities
Support agent evaluation frameworks, testing pipelines, observability, security guardrails, governance controls, and production readiness assessments
Collaborate across product, AI, and engineering teams to deliver enterprise-grade agentic solutions with high reliability and scalability
Must Haves
5-8+ years of hands-on software engineering experience, strong Python
Hands-on experience with LangGraph or similar agent orchestration frameworks (required)
Experience building scalable platform services using GKE, Postgres, Redis, and Qdrant
Strong cloud-native architecture experience
Ability to move quickly in a fast-paced, build-from-scratch environment
Nice to Haves
Experience with LiteLLM or similar model integration frameworks
GCP experience specifically (AWS/GCP agnostic, GCP is a plus)
Experience with agent evaluation frameworks, observability, and governance controls in AI/ML platforms
Sr Software Engineer - Python / LangGraph - AI Agent Platform Development • Toronto
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