{"id":169499,"date":"2023-07-27T16:41:22","date_gmt":"2023-07-27T15:41:22","guid":{"rendered":"https:\/\/datascientest.com\/en\/?p=169499"},"modified":"2023-07-27T16:41:24","modified_gmt":"2023-07-27T15:41:24","slug":"data-scientist-job-all-about","status":"publish","type":"post","link":"https:\/\/datascientest.com\/en\/data-scientist-job-all-about","title":{"rendered":"Data Scientist : What they do and how they do it ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"169499\" class=\"elementor elementor-169499\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-89384bc e-flex e-con-boxed e-con\" data-id=\"89384bc\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b05b76c elementor-widget elementor-widget-heading\" data-id=\"b05b76c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h3 class=\"elementor-heading-title elementor-size-default\">What are the Data Scientist's missions?\n<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0d1b6c elementor-widget elementor-widget-text-editor\" data-id=\"e0d1b6c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400;\">The Data Scientist has several main responsibilities. First and foremost, and as the title suggests, the <\/span><b>data scientist is a scientist<\/b><span style=\"font-weight: 400;\">, expected to put his or her data science to work for the company. Their role is to solve business problems through data analysis. They <\/span><b>process<\/b><span style=\"font-weight: 400;\">, <\/span><b>analyze<\/b><span style=\"font-weight: 400;\"> and model data, then <\/span><b>interpret<\/b><span style=\"font-weight: 400;\"> the results.<\/span><\/p><p><span style=\"font-weight: 400;\">The Data Scientist is responsible for determining the best way to meet business needs and the data required to implement them. The job defines the most appropriate <\/span><b>analysis algorithms<\/b><span style=\"font-weight: 400;\"> to meet different needs and develops <\/span><b>descriptive and predictive models<\/b><span style=\"font-weight: 400;\">. They also need to keep a watchful eye on data analysis models and be able to share best practices with the rest of the team.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Finally, the Data Scientist may be tasked with <\/span><b>collecting large volumes of unstructured data<\/b><span style=\"font-weight: 400;\"> and <\/span><b>transforming it<\/b><span style=\"font-weight: 400;\"> into a usable format. However, they are often supported by the Data Engineer in this task.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bec17af e-flex e-con-boxed e-con\" data-id=\"bec17af\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d721a2f elementor-widget elementor-widget-heading\" data-id=\"d721a2f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">The Data Scientist job description<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9ead78 elementor-widget elementor-widget-text-editor\" data-id=\"a9ead78\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4196941 e-flex e-con-boxed e-con\" data-id=\"4196941\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b93fadc elementor-widget elementor-widget-heading\" data-id=\"b93fadc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the Data Scientist's roles and responsibilities?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b76510 elementor-widget elementor-widget-text-editor\" data-id=\"7b76510\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The Data Scientist has several main responsibilities.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">His role is also to <\/span><b>solve his company&#8217;s problems<\/b><span style=\"font-weight: 400;\"> through data analysis. They process, analyze and model data, then interpret the results.<\/span><\/p><p><span style=\"font-weight: 400;\">By identifying trends and patterns, the Data Scientist is able to detect the organization&#8217;s strengths and weaknesses. The company can then draw on the results of these analyses to <\/span><b>make better decisions<\/b><span style=\"font-weight: 400;\">, or to create new services and products that meet consumer expectations.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9349318 elementor-align-center button-principal elementor-widget elementor-widget-button\" data-id=\"9349318\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/datascientest.com\/en\/processus-inscription-certifications\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Discover our Data Scientist course<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-24456a6 e-flex e-con-boxed e-con\" data-id=\"24456a6\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5099575 elementor-widget elementor-widget-heading\" data-id=\"5099575\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What skills does a Data Scientist need?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d738574 elementor-widget elementor-widget-text-editor\" data-id=\"d738574\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Data Scientists are both mathematicians and computer experts. To analyze data, they use various programming languages such as <\/span><a href=\"https:\/\/datascientest.com\/en\/python-or-r-which-to-choose\"><span style=\"font-weight: 400;\">Python and R<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p><p><span style=\"font-weight: 400;\">Data Scientists are also <\/span><b>experts in statistics<\/b><span style=\"font-weight: 400;\">. Unlike Data Analysts, they also exploit artificial intelligence techniques for data analysis, such as <\/span><a href=\"https:\/\/datascientest.com\/en\/machine-learning-what-is-it-and-why-does-it-change-the-world\"><span style=\"font-weight: 400;\">Machine Learning<\/span><\/a><span style=\"font-weight: 400;\">, Deep Learning, and text analysis.<\/span><\/p><p><span style=\"font-weight: 400;\">A Data Scientist must also know how to interact with <\/span><a href=\"https:\/\/datascientest.com\/en\/database-what-is-it\"><span style=\"font-weight: 400;\">databases<\/span><\/a><span style=\"font-weight: 400;\"> and other information storage solutions such as <\/span><a href=\"https:\/\/datascientest.com\/en\/data-warehouse-2\"><span style=\"font-weight: 400;\">Data Warehouses<\/span><\/a><span style=\"font-weight: 400;\"> or Data Lakes. In the age of the Cloud, they must also be familiar with the main platforms such as <\/span><b>AWS<\/b><span style=\"font-weight: 400;\">, Microsoft Azure, or Google Cloud.<\/span><\/p><p><span style=\"font-weight: 400;\">This professional is also capable of creating programs to automate the most repetitive tasks. The Data Scientist also has a talent for identifying problems and trends.<\/span><\/p><p><span style=\"font-weight: 400;\">In order to share the results of their analyses with decision-makers and other company employees, the Data Scientist must also have good communication skills and a collaborative spirit. Data Visualization techniques enable them to present their findings graphically.<\/span><\/p><p><span style=\"font-weight: 400;\">Bear in mind that each company will entrust different tasks to its Data Scientists. In some cases, the scientist will be <\/span><b>supported by analysts and engineers<\/b><span style=\"font-weight: 400;\">. In others, they will have to do everything on their own, mastering cutting-edge techniques such as <\/span><b>Machine Learning<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-432bf0c e-flex e-con-boxed e-con\" data-id=\"432bf0c\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-150a4ad elementor-widget elementor-widget-heading\" data-id=\"150a4ad\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the Data Scientist's tools?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a52a69e elementor-widget elementor-widget-text-editor\" data-id=\"a52a69e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The Data Scientist is lucky in a sense, as they don&#8217;t need a lot of tools to do their job. Their main ally is code, and they might prefer programming languages such as Python or R, which have <\/span><b>libraries<\/b><span style=\"font-weight: 400;\"> that can do just about anything.<\/span><\/p><p><span style=\"font-weight: 400;\">The Data Scientist usually edits their code on Jupyter notebooks, or on other <\/span><a href=\"https:\/\/datascientest.com\/en\/pycharm-all-about-the-most-popular-python-ide\"><span style=\"font-weight: 400;\">Python development environments (IDEs) such as Pycharm<\/span><\/a><span style=\"font-weight: 400;\">. Some essential Python libraries are Matplotlib and Seaborn for visualization, Pandas and Numpy for data management and preprocessing, and Scikit-learn for implementing Machine Learning methods. The more experienced will work with Tensorflow and Pytorch to implement Deep Learning models.<\/span><\/p><p><span style=\"font-weight: 400;\">Data Scientists can be satisfied with these tools for the vast majority of their work, but if they have to work with large amounts of data, or time-consuming calculations, there are a few tools that are well worth knowing. To name but a few, <\/span><b>AWS Cloud Services<\/b><span style=\"font-weight: 400;\"> such as Athena can be used for SQL queries, S3 for data storage, and EC2 for deploying virtual machines of varying performance.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5dde61e e-flex e-con-boxed e-con\" data-id=\"5dde61e\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7e81605 elementor-widget elementor-widget-heading\" data-id=\"7e81605\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What are the salaries and career prospects of a Data Scientist?\n<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28bb390 elementor-widget elementor-widget-text-editor\" data-id=\"28bb390\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The Data Scientist profession offers a world of opportunities. According to a study by the U.S. Bureau of Labor and Statistics, the number of job offers is set to increase by 16% per year between now and 2028.<\/span><\/p><p><span style=\"font-weight: 400;\">Companies of all sizes and in all industries are actively seeking elite Data Scientists. This is true, for example, of technology giants such as Google, LinkedIn, and Amazon.<\/span><\/p><p><span style=\"font-weight: 400;\">Today, Data Scientists are often entrusted with managerial responsibilities such as calculating returns on investment, financial planning, or budget management.<\/span><\/p><p><span style=\"font-weight: 400;\">The salary of a Data Scientist is <\/span><b>generally high<\/b><span style=\"font-weight: 400;\">, but it does depend on experience level, company type, and geographic location. In the USA, according to Burtchtworks, the average salary is $118,370 per year, or $171,755 per year for a senior profile.<\/span><\/p><p><span style=\"font-weight: 400;\">In France, according to Payscale, the average salary is around \u20ac45,000. According to <\/span><a href=\"https:\/\/datascientest.com\/salaire-data-scientist\"><span style=\"font-weight: 400;\">a more recent survey, conducted in July 2020<\/span><\/a><span style=\"font-weight: 400;\"> by DataScientest among 30 CAC40 companies, a beginner can earn between \u20ac35,000 and \u20ac55,000 a year. With some practical experience, they could earn between \u20ac45,000 and \u20ac60,000 a year.<\/span><\/p><p><span style=\"font-weight: 400;\">Now you know what a Data Scientist does. If you want to acquire the skills required for this job, there are several options open to you.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bfdc395 elementor-align-center button-principal elementor-widget elementor-widget-button\" data-id=\"bfdc395\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/datascientest.com\/en\/data-courses\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Start a Data Scientist training course<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6554483 e-flex e-con-boxed e-con\" data-id=\"6554483\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cb08722 elementor-widget elementor-widget-html\" data-id=\"cb08722\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"FAQPage\",\r\n  \"mainEntity\": [{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"What are the Data Scientist's missions?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"The Data Scientist has several main responsibilities. 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Their main ally is code, and they might prefer programming languages such as Python or R, which have libraries that can do just about anything.\"\r\n    }\r\n  }]\r\n}\r\n<\/script>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What are the Data Scientist&#8217;s missions? The Data Scientist has several main responsibilities. First and foremost, and as the title suggests, the data scientist is a scientist, expected to put his or her data science to work for the company. Their role is to solve business problems through data analysis. They process, analyze and model [&hellip;]<\/p>\n","protected":false},"author":45,"featured_media":169500,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"content-type":"","inline_featured_image":false},"categories":[1417],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.7 (Yoast SEO v21.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Data Scientist : What they do and how they do it ?<\/title>\n<meta name=\"description\" content=\"In this blog post, you will find out everything you need to know about the Data Scientist job: role, responsibilities, skills, salary, and existing training courses!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/datascientest.com\/en\/data-scientist-job-all-about\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Data Scientist : What they do and how they do it ?\" \/>\n<meta property=\"og:description\" content=\"What are the Data Scientist&#039;s missions? 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