AI Full Stack Software Engineer

Build Gigi’s AI agent in Toronto as a full stack software engineer using Python, TypeScript, and modern agentic systems.

As an AI Builder, you will own end-to-end feature development for Gigi, the AI media manager for Amazon DSP. The work spans APIs, interfaces, data models, service integrations, testing, debugging, and architecture. You will build across agent logic, backend services, data, and customer-facing product while using Codex, Claude Code, and Cursor.

Key Responsibilities:

• Own features from data layers through agent logic and interfaces
• Use AI coding agents to plan, implement, test, and review
• Define autonomous actions, human escalation, risk, and confidence
• Design tools, retrieval, memory, evaluations, and guardrails
• Translate customer feedback into shipped product

Requirements:

• Track record shipping production software for real customers
• Strong full stack engineering experience across system fundamentals
• Comfort working across the stack with technical depth somewhere
• Experience using or desire to master AI coding tools
• Judgment, ownership, and accountability for quality and correctness

Bring full stack engineering judgment to Gigi’s agent logic, production infrastructure, and customer-facing AI media product.