Senior Machine Learning Engineer

Summary

Join Tripadvisor's Data Science Team as a Senior Machine Learning Engineer to lead the design and implementation of next-generation systems for travel planning. You will apply your skills in recommendation systems, generative AI, NLP, and system design across various business verticals. This role involves collaborating with other teams, prototyping and deploying models, designing A/B tests, and communicating results to stakeholders. Tripadvisor offers a culture of personal development with opportunities for growth and learning. The ideal candidate possesses strong machine learning, software engineering, and data analysis skills, along with experience in relevant technologies and a proven track record of leading model deployment and maintenance.

Requirements

• Strong software engineering skills
• Experience with Recommender Systems
• Experience with Natural Language Processing
• Strong background in machine learning and statistics
• Solid foundation on data structures and algorithms
• Proficiency in Python for numerical/statistical programming (our group relies heavily on Pandas/Numpy/Scikit-learn/PyTorch)
• Ability to write complex SQL queries
• Experience with big data technologies, such as Snowflake and Spark
• Knowledge of AB test design and analysis
• Track record of leading the deployment and maintenance of models
• At least 3 years of relevant, practical experience
• Experience with online businesses

Responsibilities

• Seek out new opportunities to apply data science and machine learning to the business (e.g., personalized recommendations, NLP, customer modeling) across all channels (e.g., Web, email, paid marketing)
• Work with other teams in solving problems and identifying opportunities
• Lead the design of machine learning models to solve a variety of core business problems in customer acquisition, retention, and reactivation
• Automate ETL pipelines
• Prototype, evaluate, deploy and maintain new models in production
• Design AB tests and analyze their results
• Discover new ways to analyze and interpret the data
• Communicate progress and interpretation of experimental results to technical and business stakeholders
• Lead the determination of next steps for each project

Preferred Qualifications

• PhD or Masters in Computer Science, Engineering, Statistics, or related field
• Experience with LLM prompt engineering and AI agents

Benefits

Culture of personal development, including social activities, journal clubs, memberships in online learning resources, and participation in industry conferences