About

Sachin D N. 1st is a Data Consultant at Lumen Technologies with over 3 years of experience working with large data sets in various formats. His expertise lies in data wrangling and exploratory data analysis to generate valuable insights for business and operational users using various Python packages and interacting with various databases. Sachin has worked on various internal and client projects, gaining domain-specific exposure to resolve various challenges faced in the data world and understanding projects from an end-to-end perspective by interacting with cross-functional teams to effectively complete a given job. Currently, Sachin is working as a Data Science and Business Analytics Intern at The Sparks Foundation. In his previous roles at Excelr Solutions and Aroha Technologies, Sachin was responsible for working with data sets being in various formats such as data stored in the relational database, JSON, CSV files, Excel files, PDF, tab-delimited text files, and columnar data formats such as parquet. He also has experience in data wrangling, cleaning, transforming, merging, grouping, aggregating, and reshaping data frames mostly using Python package: Pandas. Sachin has also worked on exploratory data analysis to generate insights using Python packages such as Pandas, NumPy, Matplotlib, Seaborn, and Plotly. He has basic knowledge and experience working with SQL and relational databases and is capable of querying MySQL/SQLite/MSSQL/ORACLE database from Python using Python-connectors to retrieve, insert, and delete data. Sachin has also developed data processing/ETL scripts in Python to get data from one database table, clean/process/transform the data, and insert the resultant data to another database table. Sachin completed his Bachelor of Engineering in Electronics and Communications Engineering from Vishveshwaraiah Technological University in 2018. Sachin's technical expertise includes Data Scientist, Python, Data Engineering, Pandas, SQL, Seaborn, ML, MySQL, MSSQL, and ETL. With a relevant experience of 4.53 years, Sachin is a skilled data consultant with a strong understanding of various data formats, data wrangling, and exploratory data analysis.