The task of a data analyst is to process data related to customers, the products, or the performance of a company in order to discover and release indicators that can be used by specific decision-makers.
To carry out this work, the data analyst must have expert skills, especially in computer engineering. Data analysts are required to use tools specific to Big Data, including data processing tools such as Hadoop or Spark to transform the raw data into useful information. They also a variety of statistical tools and methods to help identify trends that can lead to strategic recommendations. Marketing skills are also required to advise the company's executives.
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