Machine Learning Power Bi

SAHIL SUSHIL MAHAJAN

Boston, MA +1-339-***-**** *******.***@************.*** http://www.linkedin.com/in/sahilsushilmahajan11 SUMMARY

Data Analyst with 3+ years of experience in SQL, Python, data modeling, and business intelligence. Skilled in Power BI, DAX, data mining, and NLP concepts, with expertise in leveraging schema design to enhance data accuracy and operational efficiency. Demonstrated success in using data insights and machine learning techniques to drive business growth and improve customer experiences

EDUCATION

Northeastern University Boston, MA

Master of Science, in Data Analytics Engineering December 2024 Savitribai Phule Pune University Pune, India

Bachelor in engineering, Information Technology April 2020 SKILLS

• Programming Languages: Python, SQL

• Machine Learning & Data Science: Pandas, NumPy, Scikit-learn, TensorFlow, NLP

• Data Engineering & Big Data: AWS, Oracle, Informatica (IICS), Microsoft SQL Server, Snowflake

• Data Visualization/ BI tools: Power BI, Tableau, Power Query

• Tools & Frameworks: Git, Splunk, SAP, Agile, Jira, ETL/ELT, API development WORK EXPERIENCE

Northeastern University Information Technology Services Boston, MA Integration Data Engineer January 2024 – December 2024

• Developed complex SQL queries for Oracle database to optimize data integration pipelines

• Headed unit testing of data integrations, ensuring smooth deployment in dev, reducing deployment errors by 15%

• Conducted performance tuning of data integration processes, achieving 20% reduction in processing time

• Created data validation testing suites to perform checks on the data mappings, resulting 20% increased data accuracy Data and Business Analyst January 2023 - January 2024

• Executed dashboard development in a fast-paced environment, leveraging Power BI, pinpointed risks and allocated resources, assets in classrooms and conference rooms on campus leading to a 20% decrease in expenditures

• Provided actionable insights and technical support to stakeholders, enhancing customer satisfaction by 30%

• Designed interactive dashboard deploying data visualization in Microsoft Power BI using PowerQuery, DAX functions and extracted data from SharePoint to visualize business transactions, resulting in a 30% increase in visibility Tata Consultancy Services Pune, India

Assistant System Engineer January 2021- June 2022

• Implemented performance methodologies to streamline SAP SD processes, improving operational efficiency 25%

• Managed customer escalations and provided timely resolutions, improving client relationships

• Presented stakeholders with Weekly Status Reports using Power BI, showcasing real-time incident data analysis and trends, enabling informed decision-making, leveraging Agile methodologies to ensure efficient project management ACADEMIC PROJECTS

Hepatitis Patient Categorization using Machine Learning Boston, USA Northeastern University October 2023 - November 2023

• Led a team to develop and compare machine learning models for patient categorization. Used algorithms including Random Forest, Decision Tree, SVM, and Neural Networks, tuning models for optimal performance. Achieved 92% accuracy, significantly improving diagnostic accuracy for hepatitis patients Optimizing Customer Retention and Revenue in Rental Car Service Boston, USA Northeastern University January 2024 - February 2024

• Developed a relational data model for a rental car business using SQL Server and Lucid chart

• Conducted complex SQL queries and ETL processes to uncover a 20% revenue growth opportunity and enhance customer retention

Drug Sentiment Analysis Using NLP Boston, USA

Northeastern University October 2024 -November 2024

• Orchestrated the implementation of BioBERT, showcasing prowess with 90% accuracy and 75% F1 score in sentiment analysis, concurrently, leveraged VADER with a 48% accuracy for nuanced sentiment evaluation.

• Executed the integration of CNN with GloVe embeddings, attaining a mean accuracy of 63% in cross-validation

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