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Senior Fullstack Software Engineer A.I.

Toronto, Ontario, Canada💼 Full-time💰 $140,000–$140,000🗓 2026-07-18 → 2026-07-21

Core

Design and build full-stack features for a conversational AI assistant (Alfie), focusing on AI-native user experiences and agentic workflows.

Role type

Senior Full-Stack Software Engineer (AI/UX focus)

Builds

Conversational AI assistant interfaces and agentic systems

Domain

Global employment platform / Generative AI

Deliverable

production ML models | product features

Required skills

Full-stack development, Frontend/UX design, LLM-based system design, Agentic workflows, Prompt engineering, React/TypeScript, API design, Troubleshooting AI failure modes

Preferred skills

Product taste for AI-driven UX, Mentorship, Clean code practices

Technologies

React, TypeScript, LLMs, Agentic frameworks

Responsibilities

Design and build full-stack features for the conversational AI assistant, Apply hands-on experience with LLM-based and agentic systems, Push boundaries of conversational and generative AI interfaces, Build and maintain frontend and backend components, Lead by example in clean code and mentor junior members, Troubleshoot end-to-end issues including AI-specific failure modes

Seniority

Senior, hands-on IC

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