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Upwork provides competitive compensation, flexible work hours, and the ability to work remotely from anywhere. Freelancers can also benefit from a rob...
Upwork fosters a remote-friendly culture that emphasizes flexibility and independence, allowing freelancers to choose projects that align with their s...

Upwork • Toronto, Ontario, Canada
Upwork is seeking a Senior Lead Machine Learning Engineer to drive AI-enabled solutions for businesses. You'll leverage your expertise in machine learning to enhance Upwork's platform and services. This role requires significant experience in AI and machine learning technologies.
You have a strong background in machine learning and AI, with at least 5 years of experience in developing and deploying machine learning models. Your expertise includes understanding various algorithms and frameworks, and you are comfortable working with large datasets to derive insights and improve model performance. You have experience collaborating with cross-functional teams to integrate machine learning solutions into existing systems, ensuring they meet business needs and user expectations.
You are a problem solver at heart, always looking for innovative ways to apply machine learning to real-world challenges. You have a keen interest in staying updated with the latest advancements in AI and machine learning, and you are eager to share your knowledge with your team. Your communication skills allow you to explain complex concepts to non-technical stakeholders, making you an effective advocate for AI-driven initiatives.
Experience with cloud platforms such as AWS or Azure is a plus, as is familiarity with tools like TensorFlow or PyTorch. You may also have a background in software engineering, which helps you understand the full lifecycle of machine learning projects from conception to deployment.
In this role, you will lead the development of machine learning models that enhance Upwork's platform capabilities. You will work closely with product managers and engineers to identify opportunities for AI integration, ensuring that solutions are scalable and efficient. Your responsibilities will include designing experiments to validate model performance, analyzing results, and iterating on your approaches based on feedback and data.
You will also mentor junior team members, helping them grow their skills in machine learning and fostering a collaborative environment where innovative ideas can flourish. Your role will involve presenting findings and recommendations to stakeholders, ensuring that AI initiatives align with Upwork's strategic goals.
Upwork provides a dynamic work environment where you can make a significant impact on the future of work. We offer competitive compensation and benefits, along with opportunities for professional development and growth. Join us in shaping the future of AI-enabled talent solutions and be part of a team that values innovation and collaboration.
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