OpenX seeks a Data Scientist / Senior Data Scientist to be responsible for executing critical R&D projects on a petabyte-scale dataset. Working in a highly collaborative environment, you will assist with design, prototyping, development, and deployment of data-driven products and features. The ideal candidate will create algorithms and models to optimize a wide variety of metrics to improve OpenX’s functionality and performance within the ad tech market.

Key Responsibilities

• Pull data from big data framework for analyses and model training
• Rapidly prototype models, including creation, training, and evaluation
• Implement production training and real-time model evaluation architectures (in an existing code base)
• Run experiments to assess model performance

Required Qualifications

• Data Scientist: Ph.D in Computer Science, Statistics, Physics, Mathematics, Operations Research or related field, or MS with 3+ years of experience
• Senior Data Scientist: PhD with 4+ years of experience, or MS with 7+
• Ability to develop machine learning algorithms and models offline and deploy them to a real-time production environment
• Solid background in machine learning/data science, control theory, signal processing, or image processing
• Experience with machine learning languages and tools such as python/pandas, R, tensorflow/pytorch
• Familiarity with big data technologies such as SQL, Hadoop, Hive, Impala, Scala, Spark, etc
• Experience with Java highly preferred

Desired Characteristics

• Ability to collaborate with teams of people across analytics, engineering, business, and product
• Proven track record of designing, executing, and analyzing complex experiments
• Ability to accurately summarize and report findings to a broad audience
• Experience providing mentorship and guidance to more junior employees
• Excellent written and verbal communication skills

Company at a Glance

OpenX exists to help publishers grow their businesses by monetizing great content. We do this by creating highly efficient, high quality programmatic advertising marketplaces that deliver optimal value to all buyers and sellers of digital advertising.

Today, OpenX operates one of the largest, most efficient and highest quality programmatic markets in the world. Our unified system also encompasses a complete supply side platform that optimizes revenue across network and real-time bidding (RTB) demand, and a comprehensive ad server.

At OpenX we have built a team that is uniquely experienced in designing and operating high-scale programmatic ad marketplaces. We are constantly looking for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising. 

OpenX Values

We are one

Our customers define us

OpenX is mine

We are an open book

We evolve fast