Empleos actuales relacionados con Senior Experimentation Scientist - Barcelona - Preply
-
Senior Data Scientist — Product Insights
hace 16 horas
Barcelona, España Preply A tiempo completoA leading Ed-Tech company is seeking a Senior Data Scientist in Barcelona to drive product strategy by delivering data-driven insights. The ideal candidate will analyze user behavior, design A/B tests, and collaborate with product teams to enhance platform performance. This position offers a competitive financial package, a collaborative culture, and...
-
Senior Data Scientist – Experimentation
hace 2 semanas
barcelona, España The Knot Worldwide Inc. A tiempo completoA global celebration company based in Barcelona is seeking a Sr Data Scientist to shape data strategy and support business decisions through advanced analytics. The ideal candidate will possess strong communication skills and significant experience in statistical techniques and data modeling. Responsibilities include data analysis, experiment design, and...
-
Senior Scientist, Production ML
hace 6 días
Barcelona, España Playvalve A tiempo completoA dynamic gaming studio in Barcelona is seeking a Principal Applied Scientist to lead scientific modeling and experimentation for user behavior and ad monetization. This role requires a PhD or MSc in a quantitative field, along with 7+ years in data science, including production ML systems. The candidate will enjoy a unique workplace culture focused on deep...
-
Senior Scientist
hace 1 semana
Barcelona, España Preply A tiempo completoA leading Ed-Tech company is seeking a Senior Applied AI Scientist to innovate personalized learning solutions. The ideal candidate holds a PhD and has over 4 years of experience in NLP applications. This full-time role offers a supportive environment for mentorship and professional growth, along with a competitive financial package and benefits.#
-
Senior Data Scientist
hace 1 semana
Barcelona, España SHERMIND PARTNERS A tiempo completoSenior Data Scientist An ambitious San Fransisco based startup looking for a Senior Data Scientist to scale the team. Requerimientos Job Responsibilities: - Participate and lead, multifaceted analytic studies on large volumes of data - Work with the Principal data scientist and participate in all the data experiments tasked by the DataScience Team. -...
-
Senior Scientist, Production ML
hace 1 semana
Barcelona, España Playvalve A tiempo completoA dynamic gaming studio in Barcelona is seeking a Principal Applied Scientist to lead scientific modeling and experimentation for user behavior and ad monetization.Dé el siguiente paso en su carrera profesional ahora: desplácese hacia abajo para leer la descripción completa del puesto y envíe su solicitud.This role requires a PhD or MSc in a quantitative...
-
SEO Experimentation Manager
hace 13 horas
Barcelona, España Preply A tiempo completoWe 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...
-
SEO Experimentation Manager
hace 2 semanas
Barcelona, Barcelona, España Preply A tiempo completoWe 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...
-
DATA SCIENTIST
hace 1 semana
Barcelona, España JR Spain A tiempo completoSocial network you want to login/join with: DATA SCIENTIST / SENIOR DATA SCIENTIST, barcelona col-narrow-left Client: NTT DATA Europe & Latam Location: barcelona, Spain Job Category: Other -EU work permit required: Yes col-narrow-right Job Reference: Job Views: 2Posted: Expiry Date: col-wide Job Description: Job description: NTT DATA is seeking a passionate...
-
Staff Data Scientist
hace 1 semana
Barcelona, España Heetch A tiempo completoAbout the Role We're looking for a Staff Data Scientist to shape the future of our marketplace through advanced analytics, experimentation, and machine learning. You'll define the technical direction of data science initiatives, influence product strategy , and mentor other data scientists to elevate our analytical standards and impact. As a Senior...
Senior Experimentation Scientist
hace 2 semanas
**At Preply, we are unlocking human potential through learning.**:
We believe learning with a great tutor is life-changing. That's why we match online tutors from across the globe with learners and empower them to create live language classes with AI-powered tools and learning materials. This is how we deliver progress, create engagement and keep our global community of learners motivated. So far, over 32,000 tutors have given more than 15 million lessons to learners from over 175 countries.
**Meet the team**:
We A/B test most** **of our changes on production, both product and technical, before scaling it to all customers. The **Experimentation Squad** owns the whole infrastructure and the framework that are used to make those business-vital decisions.
We define the framework rules, including the overall evaluation criterion, set of target metrics, available test types: student-sided, tutor-sided, clustered; frequentist, bayesian, interleaving; superiority, non-inferiority. We analyze performance of the experimentation program using multiple holdout groups and push product management in the directions, which will improve its results. Finally we're in charge of improving the company's experimentation culture and education, and keeping institutional memory.
We have diverse technical challenges (sometimes we write about them on our Engineering Blog) that will allow you to develop your skills across the stack. Visit our Tech Radar to learn more about the technologies we use at Preply
**What you'll be doing**:
- Unlock the potential of product and marketing teams by researching and implementing new approaches for hypothesis testing (clustering, interleaving, geolift,..);
- Identifying and designing value-adding insights solutions, leveraging data to optimize our strategy;
- Establish credibility and quality of the experimentation framework;
- Quantify the impact of product and marketing development and distinct initiatives in order to identify growth opportunities and help top management in prioritizing Preply's roadmap;
- Level up the experimentation culture across the company;
- Support engineers to build and maintain high-quality data pipelines;
- Collaborate with product teams to help them tackle technical issues with A/B testing;
- Collaborate with marketing teams to measure the impact of changes in budget relocation.
**What you need to succeed**:
- Extensive experience in the data science & analytics field (5+ years' experience at least);
- Experience in product or marketing experimentation and desire to dive deeper into the sphere and research best industry practices to build state-of-the-art experimentation in Preply;
- Strong curiosity, problem-solving, and problem-finding skills;
- Solid SQL hands-on experience, and strong knowledge of Python (NumPy, Pandas, SciPy);
- Good understanding of statistical analysis concepts such as p-value, null hypothesis, and confidence interval;
- Eagerness to take responsibility for systems that directly impact the company's decision-making process;
- Passion for analyzing data to inform decisions, measuring and monitoring;
- Willingness to educate colleagues (doing knowledge-sharing sessions);
- Excellent written and verbal communication skills. Fluent English is a must.
**Nice to have**:
- Knowledge of Airflow, Redshift (or any other Data Warehouse DBs - Snowflake, BigQuery..);
- Knowledge of Looker, Amplitude, Databricks, or other BI tools.
**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 how quickly we act. Now is the time to make great things happen.
- **Disciplined execution** - What makes us disciplined is the excellence in our execution. We set clear goals, focus on what matters, and utilize our resources efficiently.
- **Dive deep** - We leverage business acumen and curiosity to investigate disparities between numbers and stories, unlocking meaningful insights to guide our
