We’re looking for a Lead Machine Learning Engineer / Scientist to join our Algorithms and Research team within the ML & AI organization. In this role, you will help shape the reinforcement learning systems that power high-impact experiences across Upwork, including Search & Recommendations and Uma, our AI assistant. You will design and scale advanced reasoning, planning, and retrieval systems that connect research innovation to production outcomes. This is a hands‑on, high‑ownership role for someone excited to push the frontier of RL, autonomous agents, and applied machine learning on a fast‑evolving platform.
This role will require 3 days in office once we have an office open.
We are committed to building a diverse, inclusive, and equitable workforce. Employment decisions are made without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, disability, or any other status protected by applicable law.
#J-18808-LjbffrLead Machine Learning Engineer / Applied Scientist • Toronto, ON, Canada
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