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Comet

#freelancer • 21d

What is the difference between data scientist, data engineer, data analyst and business intelligence? 🧑🔬 Data Scientist Focus: Using data to build models, make predictions, and solve complex problems. Cleans and analyzes data Builds machine learning models Answers “Why is this happening?” and “What will happen next?” Works with statistics, algorithms, and coding (Python, R) Example: Predict which customers are likely to cancel next month 🛠️ Data Engineer Focus: Building and maintaining the systems that move and store data. Designs and builds data pipelines (ETL/ELT) Manages databases, data lakes, and warehouses Ensures data is clean, reliable, and ready for others to use Uses tools like SQL, Airflow, Spark, and cloud platforms (AWS, Azure, GCP) Example: Create a system that collects app data every hour and stores it in a warehouse

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