Raquel Rosa

About Raquel Rosa

Data Scientist with 6 years of experience in machine learning, applied AI, predictive modeling, and advanced analytics, delivering data-driven insights that guide strategic business decisions. Background includes classification, regression, clustering, time series analysis, forecasting, segmentation, propensity modeling, churn modeling, lifetime value (LTV) estimation, anomaly detection, and pattern recognition. Strong experience in Natural Language Processing (NLP), sentiment analysis, text analytics, embeddings, semantic search, and LLM-powered systems including Retrieval-Augmented Generation (RAG).Experienced across the full data science lifecycle, including exploratory data analysis (EDA), data wrangling, feature engineering, model development, validation, performance evaluation, and model monitoring in production environments. Comfortable working with structured and unstructured data in cloud and large-scale data platforms.Extensive hands-on experience with Python, SQL, and statistical modeling, along with modern machine learning frameworks and tools such as scikit-learn, XGBoost, LightGBM, pandas, NumPy, and NLP libraries including spaCy. Experience building AI-driven solutions using GPT models from OpenAI, and working within cloud ecosystems such as AWS SageMaker and data platforms like Snowflake.Strong background in data visualization, dashboarding, and business intelligence using Tableau, Looker, and MicroStrategy. Known for translating complex analytical work into clear, actionable recommendations for executives and cross-functional teams. Passionate about leveraging AI and data science to improve decision-making, optimize performance, and drive measurable business impact across industries.

Experience

1. Data Scientist

   Cinch Home Services

   May 2020 — Present · Boca Raton, FL, US

Education

• Florida Atlantic University

  Bachelor of Science - BS, Computer Science

• Florida Atlantic University

  Master’s Degree, Computer Science

  2016 — 2018

• Florida Atlantic University

  Bachelor of Computer Science

• Florida Atlantic University

  Big Data Analytics Certificate in Computer Science, Data Mining and Machine Learning

  2015 — 2017

Skills

• Machine Learning
• Social Networks
• Social Media
• Javascript
• C++
• Management
• Project Management
• Databases
• Graphic Design
• Customer Service
• Photoshop
• Dreamweaver
• Visual Basic
• 3d Animation
• Xml
• Mysql
• Maya
• Strategic Planning
• Business Strategy
• Research
• Project Planning
• Social Networking
• Statistical Data Analysis
• Data Mining
• Team Leadership
• Python
• R
• Sql
• Data Science
• Big Data Analytics
• Hadoop
• Data Analysis
• Statistics
• Information Retrieval
• Text Mining
• Big Data
• Statistical Modeling
• Microsoft Excel
• C
• Java