Senior Data Scientist

**We power people's progress.**:
At Preply, we're all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalized learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it's creating real impact. So far, 90,000 tutors have delivered over 20 million lessons to learners in more than 175 countries. Every Preply lesson sparks change, fuels ambition, and drives progress that matters.

**Meet the team**:
At Preply, data is at the heart of every decision we make. We run hundreds of A/B tests to continually optimize our product, each with its own analytical and tracking challenges. The complexity of our subscription model, along with the unique dynamics of tutor-learner interactions, offers an exciting opportunity for those looking to make a real impact.

As a Senior Data Scientist - Insights, you will be a key player in shaping the future of our product and driving our strategy forward. Embedded within a cross-functional squad, you'll collaborate closely with product managers, tech leads, designers, and other key stakeholders to deliver data-driven insights that shape business decisions.

Our Data Team is dedicated to empowering top-quality decision-making. Do you want to know how? Visit our Tech Radar to learn about the technologies we use at Preply

**What you'll be doing**:

- Develop a deep understanding of the dynamics of our product, including user behavior and the economics of Preply's marketplace.
- Focus on the continuous improvement of our platform by gathering and analyzing data to uncover valuable insights that will shape product evolution and strategy.
- Analyze customer behavior and product usage, improve our understanding of what drives retention and effectively communicate findings to both technical and non-technical stakeholders to drive informed decision-making.
- Quantify and model the impact of new product features and initiatives, identifying growth opportunities and contributing to the prioritization of our product roadmap.
- Help define key performance indicators, tracking events, and engagement metrics that align with business goals and product improvements.
- Design, execute, and evaluate large-scale experiments to test new ideas and measure their effectiveness in driving business outcomes.
- Build strong relationships with data and technical leaders to foster collaboration and drive cross-team initiatives.

**What you need to succeed**:

- Experience in data analytics working with product teams, experimenting and uncovering opportunities for product optimization.
- Experience designing and analyzing A/B tests with a strong grasp of relevant statistical concepts.
- Strong understanding of data analysis concepts such as conversion, LTV, cohort analysis, retention, etc.
- Proficiency in one or more programming languages (e.g., SQL, Python), with the ability to write efficient and scalable code.
- Curiosity, problem-solving and critical-thinking skills, as well as the ability to proactively identify and address challenges.
- Ability to craft compelling stories with data and communicate complex insights in a clear and engaging way, driving change among diverse stakeholders.
- Interest in the bigger picture, feeling excited to impact the product roadmap and strategy.

**Nice to have**:

- Background in 2-sided marketplaces or digital businesses (B2B, B2C, B2B2C).
- Experience with product analytics tools (e.g. Amplitude, Mixpanel, Heap).
- Familiarity with machine learning techniques and how they can be applied to enhance user behavior predictions or product recommendations.
- Familiarity with data visualization tools (e.g., Tableau, Looker, Power BI).
- Master's degree or PhD in a quantitative field.
- Previous experience in mentoring or coaching others.

**Why you'll love it at Preply**:

- An open, collaborative, dynamic and diverse culture;
- A competitive financial package with equity, leave allowance and health insurance;
- Not in Barcelona? We offer an attractive relocation package to join us in our Preply Barcelona Hub
- Access to free mental health support platforms;
- Access to Gympass-partnered wellness and gym centers throughout Spain to promote and support well-being and physical health;
- The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries (and counting).

**Our Principles**:

- **Care to change the world** - We are passionate about our work and care deeply about its impact to be life changing.
- **We do it for learners** - For both Preply and tutors, learners are why we do what we do. Every day we focus on empowering tutors to deliver an exceptional learning experience.
- **Keep perfecting**:

- To create an outstanding customer experience, we focus on simplicity, smoothness, and enjoyment, continually perfecting it as every detail matters.
- **Now is the time** - In a fast-paced world, it matters ho