Senior AI Full Stack Engineer

6 hours ago

Toronto, Ontario, Canada Fable Full-time

Build AI-powered applications remotely at Fable using LLM integration, agentic workflows, and full-stack engineering across customer-facing products.

Fable seeks a Senior Software Engineer and senior individual contributor with deep backend expertise. You will design scalable services, modern full-stack applications, and production AI capabilities. The work includes AWS, REST APIs, distributed systems, React, Node.js, and Kubernetes.

Key Responsibilities:

  • Own technical solutions from customer needs through production delivery
  • Build backend services, APIs, microservices, and distributed systems
  • Develop LLM integrations, RAG, tool calling, and AI agents
  • Partner with Product Managers and Designers on customer solutions
  • Mentor engineers through reviews, guidance, and knowledge sharing

Requirements:

  • Eight or more years of professional software development experience
  • Extensive backend experience building scalable production systems
  • Hands-on experience with AI-enabled applications and agentic workflows
  • Experience with AWS, REST APIs, databases, and messaging systems
  • Bachelor's degree or equivalent practical experience

Bring senior technical ownership, AI development, and backend expertise to Fable's accessible digital products from a remote-first setting.