SSSaray Sancho
@saraysancho
Experienced Data Scientist passionate about delivering valuable insights through advanced analytics.
SpainWhat I'm looking for
I am an accomplished Data Scientist with over five years of experience in delivering valuable data through analytical functions and data retrieval methods. My expertise lies in developing advanced solutions that utilize machine learning and artificial intelligence to provide high-quality knowledge and understanding to management. I excel at developing data-driven dashboards with Tableau and other visualization tools. I am dedicated to lifelong learning and self-improvement, and I am passionate about using data to drive business value.
In my current role as a Data Scientist at The Knot Worldwide, I have led a comprehensive analysis of the customer care program, establishing a significant correlation between program engagement and reduced churn rates. I have also developed and implemented a machine learning model to refine vendor pricing strategies, enhancing accuracy by 15% compared to previous methods. Additionally, I have engineered an A/B testing framework for the launch of a new product, ensuring statistical significance and power. I have also initiated and led a comprehensive statistical training program for colleagues, fostering a culture of continuous learning and collaboration.
Prior to my current role, I worked as a Senior Engineer at NTT Data, where I actively collaborated with diverse teams to establish a standardized framework for delivering business use cases across various domains. I also authored and presented project proposals centered on innovative machine learning methodologies, showcasing my commitment to advancing the company's technological capabilities. Furthermore, I designed and executed a sophisticated cloud-based architecture using the Azure platform.
Experience
Data Scientist
The Knot Worldwide
Feb 2023 - Present (1 year 3 months)
Led a comprehensive analysis of the customer care program, establishing a significant correlation between program engagement and reduced churn rates. Innovated by implementing Monte Carlo simulations, forecasting annual savings of approximately $450,000 through program expansion. Further enhanced the initiative with an ANOVA test to tailor customer care strategies to specific country needs, optimi
Data Scientist
NTT Data
May 2022 - Feb 2023 (9 months)
Actively collaborated with diverse teams to establish a standardized framework for delivering business use cases across various domains. Authored and presented project proposals centered on innovative machine learning methodologies. Designed and executed a sophisticated cloud-based architecture using the Azure platform, integrating Databricks for efficient data processing and machine learning task
Senior Data Scientist
Froxá
Aug 2021 - May 2022 (9 months)
Collaborated with stakeholders to ensure that our data-driven solutions aligned with their business objectives. Developed and executed a marketing study to develop new product offers and improve deals with manufacturers. Led an ERP migration project for the company, moving from an on-premise system to a cloud environment. Created a cloud architecture using AWS S3 and AWS Athena to collect and anal
Data Scientist
La Vanguardia
Sep 2020 - Aug 2021 (11 months)
Utilized advanced analytics and machine learning techniques to decipher reader behavior patterns, significantly improving click-through rates (CTRs) by up to 9% through strategic A/B testing. Partnered closely with Senior reporters, aligning data science capabilities with their needs to amplify the impact of their work. Expertly developed custom data visualizations using Looker, demonstrating a ta
Data Analyst
SDG Consulting
Jan 2020 - Sep 2020 (8 months)
Developed ETL pipelines and prepared datasets for use in machine learning models using DataRobot. Built robust, secure, and easy-to-use BI solutions using Snowflake and other technologies to handle CaixaBank's complex reporting needs. Collaborated closely with stakeholders to ensure that our solutions were people-driven and that we were owning our work by holding ourselves accountable for achievin
Planning, Assessment and Quality Bureau Internship
Polytechnic University of Catalonia
Oct 2018 - Jan 2020 (1 year 3 months)
Transformed all reports from old statistical software to R, improving the efficiency and quality of reporting for the Planning, Assessment and Quality Bureau. Created a reproducible codebase for reporting using Markdown, allowing for reuse and increased efficiency. Collaborated with supervisors to design surveys and perform statistical analysis using R, providing insights that improved the librari
Availability
Location
SpainAuthorized to work in
Job categories
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