● Experience with data integration from multiple sources
● Proficiency in at least one query language, especially SQL.
● Experience with NoSQL databases, such as MongoDB and Cassandra.
● Experience with popular statistical and machine learning techniques, such as clustering, linear regression, KNN, decision trees, etc.
● Good scripting skills
● Proficiency in at least one data visualization tool, such as Matplotlib, Plotly, D3.js, ggplot, etc.
● Experience with BI tools such as Tableau and Power BI.