Senior Applied ML Scientist (Recommendation And Ranking)

With hundreds of thousands of diners, tens of hundreds of eating places, and 25+ years of expertise, OpenTable, a part of Reserving Holdings, Inc. (NASDAQ: BKNG), is an business chief with a singular perception into the world of hospitality. We champion eating places, bars, wineries, and different venues around the globe, serving to them entice visitors, handle capability, enhance operations and maximize income.

Each worker at OpenTable has a tangible affect on what we do and the way we do it. You’ll even be a part of a world community that features OpenTable and KAYAK’s portfolio of journey manufacturers together with Swoodoo, checkfelix, momondo, Cheapflights, Mundi and HotelsCombined.

Hospitality is all about taking good care of others, and it defines our tradition. You’ll work in a welcoming and inclusive setting, and get the advantages, flexibility, and assist you’ll want to succeed.

We’re at the moment looking out for a person who’s deeply captivated with Machine Studying. You’ll collaborate with a workforce of consultants and engineers using ML to raise the standard of OpenTable’s choices.

The ML workforce at OpenTable is confronted with two distinct challenges that current distinctive alternatives:

• Because the premier on-line restaurant reservation supplier, OpenTable facilitates over 25 million diner reservations month-to-month throughout roughly 60,000 eating places worldwide, backed by an in depth database of diner and restaurant info spanning over twenty years.
• Regardless of OpenTable’s in depth attain, our workforce stays agile, with simply over 1,000 workers globally, together with a compact ML workforce of 9 members, desirous to broaden.

Becoming a member of our workforce ensures your tasks are backed by ample knowledge and utilization for vital affect, providing the prospect to work on numerous and fascinating tasks all through the corporate. Nonetheless, the restricted measurement of our workforce necessitates vital considering and prioritization. In case you discover these challenges interesting, we’re eager to listen to from you.

Please notice that visa sponsorship isn’t obtainable for this place.

On this position, you’ll:

• Researching and growing ML fashions, in addition to collaborating with engineers to productionize them
• Engineering new options and implementing knowledge pipelines that improve ML fashions.
• Designing and analyzing the outcomes of on-line experiments.
• Contributing to the inner ML libraries and aiding within the growth of instruments for coaching, analysis, debugging, and interpretation of fashions.
• Preserving abreast of ML analysis to use its developments successfully and talk these to your colleagues.

We invite purposes from candidates who:

• Have a profound understanding of and expertise in Machine Studying, together with:
• Algorithms (e.g., Deep Studying, NLP, GBDT)
• Analysis Metrics (e.g., precision, recall, AUC) and the design of efficient metrics evaluations
• Loss Capabilities (e.g., Categorical Cross-Entropy, Hinge, Focal, and many others.)
• Customary Practices (e.g., stopping knowledge leakage, avoiding overfitting, encoding categorical options for Deep Studying or GBDT fashions)
• Possess information of knowledge buildings, algorithms, and object-oriented design
• Have a robust proficiency in Python and sensible expertise with ML/scientific computing libraries (NumPy, SciPy, Pandas, XGBoost, TensorFlow/PyTorch)
• Are dedicated to steady studying and self-improvement
• Exhibit glorious communication expertise and the flexibility to collaborate successfully inside a workforce setting

It could be advantageous to have:

• Expertise in a number of of the next areas: studying to rank, suggestions, NLP/LLM, laptop imaginative and prescient
• Participation in a Machine Studying venture or contribution to an open-source ML library demonstrating your analysis, implementation, and analysis capabilities primarily based on educational papers, or related publications
• A observe document in Machine Studying tasks or Kaggle competitions displaying your potential to research knowledge, innovate options, and improve ML mannequin efficiency considerably past fundamental benchmarks
• Familiarity with reinforcement studying, multi-armed bandit algoritms
• Expertise with Spark, SQL, and Airflow
• A graduate diploma in ML, Arithmetic, Statistics, Physics, Economics, or a associated technical subject
• Some Java expertise

Advantages:

• Paid Time Off – 20 days a 12 months
• Birthday/celebration PTO – 1 day
• Versatile sick day off
• Paid volunteer time
• Annual firm week off
• Parental Go away Advantages
• Dental & Imaginative and prescient Insurance coverage
• Life & Incapacity Insurance coverage
• Group RRSP and DPSP
• Main Medical Insurance coverage (dependent care choices)

There are a number of things that go into figuring out a salary vary, together with however not restricted to exterior market benchmark knowledge, geographic location, and years of expertise sought/required. The vary for this distant Canada primarily based position is $147,000-$200,000 CAD.

Along with a aggressive base wage, roles are eligible for extra compensation and advantages together with: annual money bonus, fairness grant; well being advantages; versatile spending account; retirement advantages; life insurance coverage; paid day off (together with PTO, paid sick go away, medical go away, bereavement go away, floating holidays and paid holidays); and parental go away and advantages.

Variety, Fairness, and Inclusion

OpenTable aspires to be a office that displays the various communities we serve and a tradition that’s inclusive and welcoming. Hiring individuals with totally different backgrounds, experiences, views, and concepts is vital to innovation and to how we ship nice experiences for our customers and our companions. Illustration issues.

We make sure that people with disabilities are offered cheap lodging to take part within the job utility or interview course of, to carry out job obligations, and to obtain different advantages and privileges of employment. Please contact us to request lodging.