Senior Data Scientist (14469) - Toronto (Remote)

Key Skills

Apache Hadoop, C Programming, C++, Data science techniques, Java Programming, Machine learning techniques, MapReduce, Python Programming, PyTorch, R Programming, Scala Programming, SQL, TensorFlow

Job Description

Who You Are:

• We are looking for a Senior Data Scientist to develop and build search, personalization and recommendation solutions.
• Using your deep machine learning expertise while considering the broader business context, you will develop industry-leading recommendations in visual search.
• This position will have a direct impact on the search and browse paths for millions of customers and drive key conversion metrics. 

Your Next Challenge:

• Build industry-leading algorithms for search, personalization, and recommendations, using our images, metadata, and/or customer interactions to significantly improve our customers’ image/video search and discovery experiences
• Guide and mentor other data scientists and data analysts in formulating and implementing our technical roadmap
• Contribute to development our technical ranking strategy alongside product, team members, and leadership. Distilling customer requirements into problem definitions and identifying measures of success
• Develop and implement online and offline testing and validation methodologies
• Partner with data engineers, machine learning engineers, and search engineers to implement and deploy new ranking algorithms and models in the production process

What You’ll Need:

• Confirmed expertise building and validating search, personalization, recommendation, and/or newsfeed algorithms for customer-facing products
• A minimum of 3 years validated experience
• Proven expertise providing mentorship and guidance to team members.
• A strong understanding of the real-world advantages and drawbacks of various algorithms and the ability to measure success
• Ability to handle ambiguity, priorities, and contending objectives. Experience solving highly technical problems
• Hands-on experience with accessing data, Python, machine learning libraries, and deep learning libraries (ex: scikit-learn, numpy, pandas, scipy, TensorFlow, SQL, hive, spark, etc.)
• Ability to write clean, understandable code that follows leading industry standards and practices and is well-documented, and to build easily reproducible models
• An ability to consider biases that exist in the data and develop solutions to mitigate biases appropriately
• Outstanding communication skills. Ability to communicate at all levels, including explaining sophisticated technical solutions to non-experts
• Open listener, ability to be open to many diverse voices and perspectives
• You are clear, credible, and forward-thinking!
• A Ph.D. or MS in Computer Science, Statistics, Data Science, Mathematics, Economics, Sociology, Natural Sciences, or any other equivalent quantitative field is preferred 

Mental and Physical Demands:

• Frequent communication with others to exchange information.
• Frequent sedentary work that primarily involves sitting/standing; Time of each will vary.
• Constant operation of computer and frequent usage of other office machinery, including (but not limited to) calculator, copy machine, computer printer, etc.
• Frequent repetition of motions and gestures that may include the wrists, hands and/or fingers. (Require