Job Description

Upwork is seeking a Senior Applied Machine Learning Engineer to leverage advanced machine learning techniques to improve the platform and user experience. The role involves working with large-scale data to enhance search relevance, personalize recommendations, and contribute to the innovation of the world’s largest work marketplace.

Responsibilities

• Analyze data to identify patterns and build features for model improvement
• Design and implement efficient machine learning models and systems
• Contribute to the optimization of recommendation systems
• Collaborate with business, analytics, and engineering teams
• Build and fine-tune large language models (LLMs)

Requirements

• Masters/PhD in Computer Science, Machine Learning, or related field
• 3+ years of industry experience building large scale ML systems
• Experience with large language models and retrieval augmented generation (RAG)
• Strong experience with Python, SQL, PyTorch and/or TensorFlow
• Track record of publications in peer-reviewed conferences
• Knowledge of distributed training techniques

Benefits

• No benefits