Build reliable AI infrastructure with Python and distributed systems at Lydia AI, working hybrid in Toronto to advance ORCA's platform.
As a Senior Backend and AI Platform Engineer, you will improve ORCA's execution architecture and establish AI-native engineering practices. You will design backend services, APIs, asynchronous workflows, and secure distributed execution. The work supports reusable AI workflows for enterprise partners and distributors.
Key Responsibilities: Develop backend services for reusable AI workflows and APIs
Expose ORCA through A2 A and MCP protocols
Implement durable execution, retries, recovery, and monitoring
Establish tested workflow contracts and address technical gaps
Use AI coding agents and automated testing
Requirements: Five plus years building production backend or distributed systems
Robust Python and database skills
Experience designing APIs and asynchronous workflows
Cloud infrastructure, CI/CD, and production debugging experience
Understanding of AI agents, tool calling, and evaluation
Apply backend, Python, distributed systems, and AI agent expertise to make ORCA reliable, secure, and accessible.

📌 Senior Backend Ai Platform Engineer (Toronto)
🏢 Lydia AI
📍 Toronto