Data Scientist Machine Learning

Madhuri Uday Ranvirkar

www.linkedin.com/in/madhuur https://github.com/madhuri434 ******************@*****.*** Open to relocate 4557 De silva, fremont 469-***-**** PROFESSIONAL EXPERIENCE

Data Scientist (AI Team)/Analyst Peloton Interactive, USA June 2023 - May 2024

● Worked on non-verbal ASR subtitles project for the hearing impaired using Python, neural networks, and random forest algorithms that achieved 85% accuracy.

● Designed interactive dashboards in Tableau that saved 50 hr/week of manual work for incentive calculations.

● Fetched labeling data from cloud services, and queried databases to train and test computer vision algorithms.

● Created data visualization plots and reports using Python to analyze data points weekly for model performance.

● Built and maintained SQL queries for data extraction and exploratory data analysis, plus used knowledge of cloud services like AWS Athena.

● Collaborated with the marketing team to prepare targeted promotional datasets for ad campaigns by developing PySpark jobs on Airflow for efficient data processing

● Successfully transitioned to a new reporting platform (Looker), enhancing data accessibility and reporting efficiency.

● Managed comprehensive A/B testing for the website, by analyzing digital marketing metrics, collaborating with stakeholders to deliver insights related to user engagement and marketing performance. Data Scientist/Analyst VIT, Vellore, India Nov 2019 - Dec 2020

● Developed a recommendation system using machine learning algorithms like decision trees and neural networks

(TensorFlow, Numpy, Pandas), which showed 90% accurate results on tests

● Build prediction models to forecast student involvement in different courses, using decision trees, and random forests.

● Constructed a Conversational AI chatbot to help students in academics, Created visualizations dashboards in Tableau.

● Managed SQL queries for the college database and analyzed 17K students healthcare data.

● Data exploration, statistical modeling of machine data and model validation to enrich Students insights using Tableau, and SageMaker.

Software Engineer(Data) Vtelebyte, Pune, India Jan 2016 - Dec 2017

● Worked on microservice-based projects, modified and added new REST resources based on business needs, and wrote integration and unit tests for the modified or new resources, configured CI/CD pipelines.

● Created ETL jobs, using spark, to store data on HDFS, wrote oozie workflows and sub workflows to create pipeline jobs, and validate exported data.

● Worked on airflow pipeline to migrate 70% of data from redshift to snowflake with SQL and table structures.

● Created visualizations dashboards in Tableau for performance of promotional advertisements in the organization.

● Optimized report generation using advanced SQL, reducing report redundancy by 65%. EDUCATION

Master of Science in Artificial Intelligence San Jose State University, San Jose, CA, GPA: 3.85/4.00 Jan 2021 - May 2023 Master of Technology in Computer Science Vellore Institute Of Technology, Vellore, GPA: 8.6/10 May 2015 - Jun 2017 SKILLS

Programming: Python, Java, SQL, R, JavaScript, C++, C. Machine Learning Libraries: NumPy, Matplotlib, Seaborn, Scikit-Learn, TensorFlow, OpenCV, Blazepose, NLTK. Big Data Tools and Frameworks: Spark, Airflow, Oozie, Kafka, Hadoop. Databases: Postgresql, MongoDB, Snowflake, Redshift Tools & Platforms: AWS, GCP, GitHub, Power BI, Tableau, Looker, Terraform, Docker, Kubernetes, SAS, Power BI, snowflake, Bigquery, Jira, Scrum, Databricks, MS Excel.

Contact this candidate