Senior Engineer- Artificial Intelligence

Tucows Domains is the world’s largest wholesale domain registrar, dedicated to improving the Internet's domain name system. They are seeking a seasoned Senior AI Engineer to lead the design and development of innovative AI-powered systems that enhance user interaction with their domain-related tools and services.

Responsibilities:

• Lead the architecture and development of AI-driven features using Python and Golang
• Own end-to-end delivery of LLM-based systems — from prototype to production — with a focus on scalability, reliability, and cost efficiency
• Integrate and fine-tune open-source models (e.g., LLaMA, Mistral, Mixtral) and drive model selection and serving strategies
• Research and champion emerging AI technologies aligned with product vision
• Define and uphold architectural best practices through design and code reviews
• Mentor junior and intermediate engineers, providing technical leadership on complex problems
• Translate AI capabilities and constraints into clear business context for non-technical stakeholders
• Shape responsible AI practices, including safety, privacy, and governance
• Stay current with the open-source AI ecosystem and bring forward relevant innovations