Data Scientist

**Data Scientist** (f/m/x)**

**About the role**
You will work across EF’s tours portfolio in which you will help provide the opportunity for students to experience educational travel experiences worldwide. This role is embedded within the Commercial Steering team - a new, cross-departmental team focused on maximizing long-term customer and business success. Mainly, this team solves the puzzle of balancing demand and supply in our core destinations in the most effective and efficient way possible. Secondly, it provides the algorithms and tools to recommend and match the most suitable tour experience to the preferences of each traveler while maintaining a well-balanced production plan.

As a Data Scientist (f/m/x) your main objective is to turn data into insights. You will create models and easy-to-use APIs across other departments and teams to foster the adoption of Commercial Steering’s offerings. You should be a team player with strong technical knowledge, who is eager to dive deep, keen on learning, and has a passion for building products that help us to provide the best experience to our travelers.

**How you will contribute**
- Design end-to-end solutions based on ML models and other statistical methods
- Translate business needs to project objectives to guide data exploration, modelling, implementation, and monitoring
- Build production-ready advanced analytics/machine learning models assisting users with complex problem solving
- Analyze ad-hoc problem statements to recommend new strategic efforts and inform decision makers
- Support the company to grow in a healthy way by creating a culture of constructive feedback, and participating in hiring and capacity planning

**Who you are**
- 3+ years of professional experience in data science and/or ML related roles
- Experienced in common programming languages such as Python, Scala, Spark, or R
- Proficiency in querying and analyzing data stored in relational Databases and cloud-based data lake products / data warehouses
- A desire to learn new and current technologies and go outside your technical comfort zone, with the pragmatism to find the most optimal solution for the problem
- Strong team player with great communication skills and a passion for collaboration, with the ability to articulate high-level concepts and engage a cross-functional audience

**About EF Education First**

At EF we believe that the world is better when people try to understand one another. Since 1965, we have helped millions of people see new places, experience new cultures, and learn new things about the world and about themselves. Our culturally immersive education programs—focused on language, travel, cultural exchange, and academics—turn dreams into international opportunities.

When you join EF, you join a multicultural and diverse community working across more than 600 schools and offices in 50 countries, all with one shared mission of opening the world through education. Whoever you are, whatever you are passionate about—we welcome you and want you to bring that to work every day. EF is proud to be an equal opportunity employer and we are committed to inclusion and belonging across race, ethnicity, gender, age, religion, parental status, identity, experience, and everything else that makes you unique.

Founded in Sweden in 1965, EF has school and offices around the world, including hubs in Boston, London, Mexico City, São Paulo, Shanghai, Stockholm, Zürich, and more.

**Engineering at EF Education First**
Technology in EF Tours is the core enabler for higher scalability of the business and a better and faster customer experience. We have engineers across the world building internal tools for EF staff, customer facing websites and apps, data processing and forecasting components. Working side by side with Product Management, the Engineering team supports all departments to create value for our travelers, partners, and suppliers. We love to adapt technologies to enable our business to grow.

Our cross-functional teams are organized both vertically along the lifecycle of our products and horizontally across cross-cutting concerns. We collaborate closely with product management, UX and our stakeholders from the business to create an excellent experience for our travelers.

We are building an internal engineering community that can support our growing teams and maintain best practices and technical excellence throughout the organization. Building a large-scale platform is not only a technical challenge, but an exciting social and organizational one as well

**Our tech stack**
Let’s get this out of the way: yes, we do have a legacy system to support. It is a 20-year-old monolith based on.NET Framework, WPF / WinForms, and MSSQL. Fortunately, we are actively migrating away from it towards a modern platform powered by AWS, ECS/Fargate, Terraform and Docker.

We store data in various persistence technologies like MongoDB or AWS RDS, using REST APIs, GraphQL and Rabb