Sr AI Research Scientist, AI Evaluation and Reliability
Upwork(9 days ago)
About this role
A Senior Lead AI Research Scientist on Upwork’s AI Foundations team will drive research to improve the evaluation, reliability, and real-world performance of Upwork’s AI systems (including the Uma model). The role focuses on shaping research strategy, translating evaluation advances into production outcomes, and representing Upwork’s AI research externally.
Required Skills
- AI Evaluation
- Reliability
- Robustness
- Python
- PyTorch
- Experimentation
- Model Evaluation
- Uncertainty Estimation
- Mentoring
- Production Integration
About Upwork
upwork.comUpwork is a global freelancing marketplace that connects businesses of all sizes with independent professionals across design, development, writing, marketing, customer support, and more. Clients can post projects or search curated talent, review proposals, and manage engagements with contracts, time-tracking, invoicing, and escrow-backed payments. The platform also provides collaboration tools and enterprise features (talent sourcing, compliance, consolidated billing) to scale contingent work. Companies use Upwork for access to a large talent pool and standardized workflows, while freelancers benefit from job matching, portfolios, and secure payment systems.
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