Principal Machine Learning Scientist

Lisbon, Portugal

Applications have closed

TripAdvisor

Plan your next trip, read reviews and get travel advice from our community on where to stay and what to do. Find savings on hotels, book the perfect tour or attraction, and reserve a table at the best restaurants.

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We believe that we are better together, and at Tripadvisor we welcome you for who you are. Our workplace is for everyone, as is our people powered platform. At Tripadvisor, we want you to bring your unique identities, abilities, and experiences, so we can collectively revolutionize travel and together find the good out there. 

The TripAdvisor Data Science Team is looking for an experienced individual to join a dynamic and fast-paced team to help support our Performance Marketing efforts. As a Principal Scientist, you will apply your modeling skills to a wide variety of problem spaces including, but not limited to, recommender systems, bidding for online advertising, customer modeling, experimental design, and revenue optimization. You will deploy your solutions online and be able to observe the impact of your work in real time as you help the company grow.

We are looking for someone who is independent, curious, and motivated, who likes discussing ideas and will bring something new to the table. You will be working in a diverse environment where you’ll collaborate with a broad multidisciplinary team of data scientists, analysts, software engineers, and product managers. You’ll be encouraged to take ownership of your projects and to find new opportunities and problems where machine learning could be applied to improve the business. As a senior team member, you will also be expected to have a higher degree of autonomy, to help guide junior team members in their work and ideation, and be a thought leader in your space.

 

About Data Science at Tripadvisor:

Tripadvisor is the web's leading travel information site. At Tripadvisor, the Data Science Team creates systems that influence the travel decisions of millions of people per day. We apply cutting edge machine learning techniques to a wide variety of areas, including recommenders, online advertising, vision, text processing, and natural language processing. To ensure continued success, Tripadvisor promotes a culture of personal development, including social activities, journal clubs, memberships in online learning resources, and participation in industry conferences. Have a great time while shaping the future of travel!

 

What You Will Be Doing:

  • Lead the design of machine learning models to solve a variety of core business problems across Performance Marketing.
  • Seek out new opportunities to apply data science and machine learning in the Performance Marketing space across all channels (e.g., Web, email, paid marketing)
  • 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

 

What You Are Like:

  • Team player
  • Loves to learn
  • Great communication skills with both technical and non-technical partners
  • Gets things done on time and on specification
  • Can work independently

 

Qualifications:

  • PhD or Masters in Computer Science, Engineering, Statistics, or related field preferred
  • Knowledge of AB test design and analysis
  • 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 Numpy/Pandas/Scikit-learn)
  • Ability to interpret and write complex SQL queries
  • Experience with big data technologies, such as Hive and Spark
  • Track record of leading the deployment and maintenance of models
  • 3-5 years of relevant, practical experience with PhD; 5+ years of experience with Masters

 

Nice to haves:

  • Experience in e-commerce
  • Experience working in paid advertising/performance marketing.

 

What you’ll get:

  • Highly competitive salary along with the following
    • Annual bonus
    • Excellent contributory pension
    • Leading medical and dental coverage
  • Support of personal development, including
    • Support for conference attendance
    • Access to professional and personal development materials
    • Regular virtual and live (as available) social events
    • Journal clubs and brainstorming sessions
    • Fun-loving and dedicated team

 

We believe that we are better together, and at Tripadvisor we welcome you for who you are. Our workplace is for everyone, as is our people powered platform. At Tripadvisor, we want you to bring your unique identities, abilities, and experiences, so we can collectively revolutionize travel and together find the good out there.

We strive to create an accessible and inclusive experience for all candidates. If you need a reasonable accommodation during the application or the recruiting process, please make sure to reach out to your individual recruiter or our team at greenhouse@tripadvisor.com.

 

 

Tags: Big Data Computer Science E-commerce Engineering ETL Machine Learning ML models NLP NumPy Pandas PhD Pipelines Python Recommender systems Scikit-learn Spark SQL Statistics

Perks/benefits: Career development Competitive pay Conferences Flex vacation Health care Salary bonus Team events

Region: Europe
Country: Portugal
Job stats:  5  0  0

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