Software Engineer (Senior, Staff)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Software Engineer (Senior, Staff) based in Canada. This is a high-impact senior engineering opportunity focused on building consumer AI products used by millions of people worldwide. You’ll work directly with executive leadership and a small, highly autonomous team, with minimal layers between ideas and execution. You’ll own meaningful product features end to end, from shaping ambiguous concepts to delivering polished experiences to users. The role combines strong software engineering with product judgment, design intuition, and a deep focus on user outcomes. You’ll move quickly when appropriate, while having the autonomy to slow down and think deeply when a problem requires it. Agentic engineering, AI coding tools, and modern development practices are encouraged as part of the everyday workflow. This is an ideal role for a senior or staff-level engineer who thrives on ownership, ambiguity, first-principles thinking, and measurable product impact.