Data Science Manager, Iap Roas Pod

**Who we are**:
Chartboost is the leading in-app monetization and programmatic advertising platform. We reach a global audience of over 700 million monthly active users and process over 2.7 trillion monthly advertising auctions. The Chartboost SDK is one the most widely integrated mobile ad SDKs and through the Chartboost Exchange, Ad Network, DSP and other services, we empower mobile app developers to build businesses, while connecting advertisers to highly engaged audiences.

We're looking for an exceptional Manager of Data Science to join a team focused on the development of IAP ROAS (Return On Advertising Spend) Machine Learning models that power our real-time bidder, one of the most exciting and important products within Chartboost. These models help predict the propensity for a user to spend money within a mobile game, one of the key KPIs our advertising partners measure for the success of their User Acquisition strategies. The system powering this product must deal with 100,000's of requests per second and presents unique engineering challenges.

**Impact you will make**:

- Build and manage a team of Data Scientists that has a focus on maximizing the IAP ROAS for our customers
- Mentor team members and help guide them in their career development
- Design and test predictive models at large scale that control real money
- Find new and creative ways to utilize the massive piles of data we have using both supervised and unsupervised methods
- Generate insightful and actionable information driving ranking and revenue performance by using rigorous scientific and statistical methods
- Train and tune learning models offline, provide clear guidelines for A/B testing and production launch
- Analyze millions of structured and unstructured data points and identify meaningful features/signals to improve model performance
- Collaborate closely with Product, Data, and Engineering teams to build new features and infrastructure
- Define, advocate, and maintain high standards for data quality
- Develop best practices for data processing, experimentation, monitoring, debugging, and analyzing data pipelines

**Who you are**:

- BS degree in Statistics, Math, Machine Learning or Computer Science
- 3 to 5 years of practical experience in a Data Science or Machine Learning role
- 2+ years of experience managing a Data Science team
- Diverse exposure to many different Machine Learning and modeling techniques such as NLP or deep networks as well as traditional modeling techniques
- Ability to make progress independently: you know enough SQL to pull your own data and have mastered a programming language enough to assist you in analysis
- You have a sound understanding of Data Science and Machine Learning principles

**The following experience would be a plus**:

- Ad tech and/or Mobile space

**Perks**:

- Competitive salary with bonuses
- Flexible schedule based on core hours and the possibility of working remotely
- Private health insurance
- Life insurance
- Optical complement for glasses or contact lenses
- Company sponsored lunch
- English/Spanish lessons and/or other investments in your professional development
- Gym membership
- Transportation reimbursement
- Healthy snacks, and coffee in our cool office in the center of Barcelona
- 23 days of paid time off per year
- 15 paid holidays per year
- Team building events

**More about us**:
We are proud of the product we've built and appreciate the impact it has on other people's businesses and lives. We want to be surrounded by people who are always finding opportunities to try something new and grow. We love data and anything that helps drive intelligent decisions and always design with the user in mind. Sounds like a fit? Join us, and be part of the team that will change the future of mobile gaming

We are an equal opportunity employer — we celebrate diversity and are committed to creating an inclusive environment for all employees and make our hiring decisions without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.