Senior Data Scientist

HotelTonight, San Francisco, CA

HotelTonight makes it remarkably easy to book great hotels at amazing rates on your mobile device

HotelTonight makes it remarkably easy to book great hotels at amazing last-minute rates on your mobile device, for tonight, tomorrow and beyond. Our goal is to be the premier and most loved way to book a place to stay and we're looking for a Senior Data Scientist to help do just that.

If hotel rooms are the fuel that powers HotelTonight, data is the oil that makes it fire on all cylinders. Leveraging this data in the right way is what will differentiate HotelTonight and make it the leading hotel booking app on the planet. That’s where you come in. 

As the only Data Scientist on the Engineering team, you will work closely with leaders across Product and Engineering to drive business decisions using data. We'll harness the intelligence acquired from your insights to create more personalized and relevant products for our millions of users.


  • Identify the immediate needs of the Machine Learning infrastructure, with a focus on setting up the ecosystem


  • Evolve and personalize our search ranking algorithms by applying Machine Learning and statistical modeling
  • Work closely with Product Development leadership to drive business decisions using data - you'll turn data into insights and help to craft personalized products based on those insights that will impact our millions of users
  • Learn all about the dynamic marketplace and user behavior


  • Build out our machine learning platform from its infancy, eliminating redundancy and inefficiency in order to make our marketplace more dynamic, intelligent and predictive
  • Iterate and create new Machine Learning models on the hotel side - work closely with our Hotels product team to build features like dynamic pricing, marketplace insights, etc.
  • Continue to find opportunities to show relevant and personalized content to our users - collaborate with our Booker product team to find ways to activate and engage users


  • 3-5+ years in a Machine Learning/Advanced Analytics environment pushing production-level code
  • Advanced knowledge of SQL, Python, R (or similar language); familiarity with Machine Learning/Advanced Analytics techniques such as regression, classification, clustering and time series
  • Strong communicator - you can break down high level technical concepts for anyone to digest
  • Demonstrated capacity for developing and understanding strategy
  • Startup mentality - you’re not afraid to roll up your sleeves, dig into the code, and implement your ideas
  • Bonus: M.S. or other advanced degree in Computer Science, Engineering, Artificial Intelligence, or other technical field


  • An official Best Places to Work (we're in the top 10!)
  • The opportunity to define mobile commerce and change the way people book travel
  • A people-focused organization dedicated to making sure you're challenged, learning, growing, and recognized for all the great work you do
  • The camaraderie of a driven, agile team that is building something disruptive
  • Excellent health, dental, vision and 401k plans, and stock options too
  • Fun stuff - quarterly travel stipend, flexible time off, subsidized cell phone plans and fitness memberships, and the opportunity to spin the HT Roulette wheel to win a spontaneous weekend getaway!
We are on a mission to radically transform hotel bookings. Doing this requires us to think differently and to question conventional approaches, therefore it’s essential to have a diverse team of the very best people with all types of backgrounds and experiences to bring the best ideas to life. We are committed to maintaining an environment where all of our team members have the opportunity to be heard, to make an impact and to do the best work of their lives.

About HotelTonight

So we make it remarkably easy to book great hotels at amazing last-minute rates on your mobile device, for tonight, tomorrow and next week. When hotels have unsold rooms, they load them on the app, which means you get incredible deals. We screen every hotel featured, and only work with ones you’ll love. By booking on HotelTonight you get the flexibility to play it by ear, while knowing you’ll get a great price and a great place to stay. 


Want to learn more about HotelTonight? Visit HotelTonight's website.