Senior Applied ML Scientist (Recommendation And Ranking)

With tens of millions of diners, tens of hundreds of eating places, and 25+ years of expertise, OpenTable, a part of Reserving Holdings, Inc. (NASDAQ: BKNG), is an trade chief with a novel perception into the world of hospitality. We champion eating places, bars, wineries, and different venues all over the world, serving to them appeal to friends, handle capability, enhance operations and maximize income.

Each worker at OpenTable has a tangible influence 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 caring for others, and it defines our tradition. You’ll work in a welcoming and inclusive setting, and get the advantages, flexibility, and assist you might want to succeed.

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

The ML crew 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 data spanning over twenty years.
• Regardless of OpenTable’s intensive attain, our crew stays agile, with simply over 1,000 workers globally, together with a compact ML crew of 9 members, wanting to increase.

Becoming a member of our crew ensures your initiatives are backed by ample information and utilization for vital influence, providing the possibility to work on various and fascinating initiatives all through the corporate. Nonetheless, the restricted dimension of our crew necessitates crucial pondering and prioritization. Should you discover these challenges interesting, we’re eager to listen to from you.

Please observe that visa sponsorship is just not accessible for this place.

On this function, you’ll:

• Researching and creating ML fashions, in addition to collaborating with engineers to productionize them
• Engineering new options and implementing information pipelines that improve ML fashions.
• Designing and analyzing the outcomes of on-line experiments.
• Contributing to the interior ML libraries and aiding within the improvement of instruments for coaching, analysis, debugging, and interpretation of fashions.
• Holding 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 so forth.)
• Commonplace Practices (e.g., stopping information leakage, avoiding overfitting, encoding categorical options for Deep Studying or GBDT fashions)
• Possess data of information constructions, algorithms, and object-oriented design
• Have a powerful 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 wonderful communication expertise and the power to collaborate successfully inside a crew setting

It might 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 challenge or contribution to an open-source ML library demonstrating your analysis, implementation, and analysis capabilities primarily based on tutorial papers, or related publications
• A observe document in Machine Studying initiatives or Kaggle competitions displaying your capacity to research information, innovate options, and improve ML mannequin efficiency considerably past primary 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 yr
• Birthday/celebration PTO – 1 day
• Versatile sick time without work
• Paid volunteer time
• Annual firm week off
• Parental Depart 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 information, geographic location, and years of expertise sought/required. The vary for this distant Canada primarily based function is $147,000-$200,000 CAD.

Along with a aggressive base wage, roles are eligible for added compensation and advantages together with: annual money bonus, fairness grant; well being advantages; versatile spending account; retirement advantages; life insurance coverage; paid time without work (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 varied communities we serve and a tradition that’s inclusive and welcoming. Hiring individuals with completely different backgrounds, experiences, views, and concepts is crucial to innovation and to how we ship nice experiences for our customers and our companions. Illustration issues.

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