{"id":175384,"date":"2022-09-15T15:47:17","date_gmt":"2022-09-15T15:47:17","guid":{"rendered":"https:\/\/datascientest.com\/?p=175384"},"modified":"2024-04-16T11:26:10","modified_gmt":"2024-04-16T11:26:10","slug":"data-engineer-must-have-skills","status":"publish","type":"post","link":"https:\/\/datascientest.com\/data-engineer-must-have-skills","title":{"rendered":"Data Engineer &#8211; Must-Have Skill"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"175384\" class=\"elementor elementor-175384\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-66fdb54 e-flex e-con-boxed e-con\" data-id=\"66fdb54\" 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-816bb4c elementor-widget elementor-widget-text-editor\" data-id=\"816bb4c\" 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<h2>Les m\u00e9tiers relatifs \u00e0 la data, que ce soit en <a href=\"https:\/\/datascientest.com\/formation-big-data\">Big Data<\/a>, transformation, intelligence artificielle, etc, demandent une panoplie de connaissances et d\u2019outils qu\u2019il est n\u00e9cessaire de ma\u00eetriser, sinon d\u2019en avoir au moins quelques notions.<\/h2>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc44d41 elementor-widget elementor-widget-text-editor\" data-id=\"cc44d41\" 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;\">Ces diff\u00e9rents m\u00e9tiers ne demandent pas les m\u00eames niveaux de connaissance et \/ ou de ma\u00eetrise. Dans le cadre de cet article, nous allons nous concentrer sur le <a href=\"https:\/\/datascientest.com\/data-engineer-une-carriere-en-forte-demande\">m\u00e9tier de Data Engineer<\/a>.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Pour rappel, le Data Engineer est responsable du d\u00e9veloppement de pipeline de donn\u00e9es et est le garant de leur haute disponibilit\u00e9 et de leur maintenance. Il doit \u00e9galement \u00eatre capable de comprendre et d\u2019analyser les algorithmes de data science.<\/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-dcd37e5 e-flex e-con-boxed e-con\" data-id=\"dcd37e5\" 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-c311bcc elementor-widget__width-initial elementor-widget elementor-widget-html\" data-id=\"c311bcc\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><em>Domaine<\/em><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong><em>R\u00e9sum\u00e9<\/em><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong><em>Exemple de technos<\/em><\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Syst\u00e8mes d\u2019exploitation<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Excellente ma\u00eetrise des syst\u00e8mes d\u2019exploitation<\/td><td class=\"has-text-align-center\" data-align=\"center\">Windows, Linux, Solaris<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>D\u00e9veloppement<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Parfaite ma\u00eetrise de langages de programmation<\/td><td class=\"has-text-align-center\" data-align=\"center\">Python, R, Scala<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Base de donn\u00e9es<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Expertise en manipulation de bases de donn\u00e9es<\/td><td class=\"has-text-align-center\" data-align=\"center\">SQL, MongoDb, Neo4j<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Big Data<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Expertise en gestion de volumes de donn\u00e9es importants<\/td><td class=\"has-text-align-center\" data-align=\"center\">Hive, HBase<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Machine Learning<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Connaissance de certains algorithmes, et compr\u00e9hension de leur fonctionnement<\/td><td class=\"has-text-align-center\" data-align=\"center\">Sklearn, Matlib<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Communication<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Excellente communication et capacit\u00e9 \u00e0 vulgariser son travail<\/td><td class=\"has-text-align-center\" data-align=\"center\">Mails, pr\u00e9sentations<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Mise en prod et API<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Excellente ma\u00eetrise du fonctionnement des API<\/td><td class=\"has-text-align-center\" data-align=\"center\">FastAPI, Flask<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Data Warehouse<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Connaissance des technologies cloud<\/td><td class=\"has-text-align-center\" data-align=\"center\">Azure, AWS, Snowflake<\/td><\/tr><\/tbody><\/table><\/figure>\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-e387405 e-flex e-con-boxed e-con\" data-id=\"e387405\" 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-6adc1f4 elementor-widget elementor-widget-text-editor\" data-id=\"6adc1f4\" 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;\">On peut regrouper les must-have skills en diff\u00e9rents groupes.<\/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-fcfeb05 elementor-widget elementor-widget-text-editor\" data-id=\"fcfeb05\" 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<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Outils de base de donn\u00e9es : Le stockage, l\u2019organisation et la manipulation de gros volume de donn\u00e9es est essentiel pour le data engineer. La ma\u00eetrise des technologies <\/span><a href=\"https:\/\/datascientest.com\/sql-tout-savoir\">SQL<\/a><span style=\"font-weight: 400;\">, <a href=\"https:\/\/datascientest.com\/nosql\">NoSQL<\/a> <\/span><span style=\"font-weight: 400;\">est imp\u00e9rative, et fait partie int\u00e9grante de son quotidien.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Le d\u00e9veloppement fait partie int\u00e9grante du m\u00e9tier de Data Engineer. Les langages les plus utilis\u00e9s sont le <\/span><a href=\"https:\/\/datascientest.com\/python-tout-savoir\">Python<\/a><span style=\"font-weight: 400;\">, <\/span><b>R<\/b><span style=\"font-weight: 400;\"> et <\/span><a href=\"https:\/\/datascientest.com\/scala\">Scala<\/a><span style=\"font-weight: 400;\">. Cependant, sa connaissance en d\u00e9veloppement lui permet \u00e9galement de rapidement monter en niveau sur des langages qu\u2019il ne ma\u00eetrise pas forc\u00e9ment, tels que <\/span><b>Golang<\/b><span style=\"font-weight: 400;\">, <\/span><b>Ruby <\/b><span style=\"font-weight: 400;\">ou <\/span><b>Perl <\/b><span style=\"font-weight: 400;\">pour ne citer qu\u2019eux.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Data Warehousing (entreposage des donn\u00e9es). Il s\u2019agit l\u00e0 de technologies modernes principalement orient\u00e9es cloud qui permettent le stockage des donn\u00e9es et leur acc\u00e8s facilement. Les principaux acteurs de Data Warehousing sont <\/span><b>Amazon <\/b><span style=\"font-weight: 400;\">avec <a href=\"https:\/\/datascientest.com\/connaissez-vous-amazon-redshift\">Redshift<\/a>, et <\/span><b>Microsoft <\/b><span style=\"font-weight: 400;\">avec <a href=\"https:\/\/datascientest.com\/tout-savoir-sur-microsoft-azure\">Azure<\/a> <strong>SQL Database<\/strong>. Mais Big Query de <\/span><b>Google<\/b><span style=\"font-weight: 400;\"> ou encore <\/span><a href=\"https:\/\/datascientest.com\/snowflake\">Snowflake<\/a> <span style=\"font-weight: 400;\">sont \u00e9galement des technologies qui peuvent \u00eatre demand\u00e9es.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cela peut para\u00eetre \u00e9vident, mais une forte connaissance des syst\u00e8mes d\u2019exploitations <\/span><b>Windows <\/b><span style=\"font-weight: 400;\">et <\/span><b>Linux <\/b><span style=\"font-weight: 400;\">est primordiale.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Les volumes de donn\u00e9es pouvant \u00eatre tr\u00e8s importants, leur analyse (et les outils associ\u00e9s) doivent \u00eatre ma\u00eetris\u00e9s par le Data Engineer. Parmi les outils les plus demand\u00e9s, et par cons\u00e9quent ceux qu\u2019il est primordial de ma\u00eetriser, on retrouve les solutions bas\u00e9es sur <a href=\"https:\/\/datascientest.com\/hadoop\">Hadoop<\/a>, ainsi que <\/span><a href=\"https:\/\/datascientest.com\/apache-hive\">Hive <\/a><span style=\"font-weight: 400;\">ou <\/span><b>HBase<\/b><span style=\"font-weight: 400;\">.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Des comp\u00e9tences en compr\u00e9hension des <a href=\"https:\/\/datascientest.com\/3-algorithmes-de-machine-learning-utiles-pour-votre-business\">algorithmes de Machine Learning<\/a>. Cela est principalement le c\u0153ur de m\u00e9tier des Data Scientists, mais leur compr\u00e9hension (sans pour autant entrer dans le m\u00eame niveau de comp\u00e9tences) est importante pour les Data Engineer. Cela leur permettra d\u2019avoir une bonne compr\u00e9hension de la mani\u00e8re dont leurs donn\u00e9es vont \u00eatre utilis\u00e9es, mais \u00e9galement de pouvoir \u00e9ventuellement agir sur ces algorithmes en cas de n\u00e9cessit\u00e9.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bien que cela puisse encore para\u00eetre \u00e9vident, de solides comp\u00e9tences en communication sont primordiales. Les Data Engineers auront \u00e0 collaborer et \u00e0 pr\u00e9senter des r\u00e9sultats \u00e0 des coll\u00e8gues ou responsables qui n\u2019ont pas l\u2019expertise n\u00e9cessaire pour appr\u00e9hender les diverses analyses. Le fait de pouvoir vulgariser et ainsi se faire comprendre par son auditoire est tr\u00e8s important, que cela soit de vive voix, ou maintenant de plus en plus en distanciel, via des pr\u00e9sentations ou mails.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La connaissance des \u00e9tapes de mise en production et particuli\u00e8rement par l\u2019interm\u00e9diaire d\u2019APIs est tr\u00e8s importante pour le Data Engineer. En effet, il sera amen\u00e9 \u00e0 \u00e9crire des APIs dans le but de permettre aux utilisateurs et autres services d\u2019effectuer des actions sur des jeux de donn\u00e9es, mod\u00e8les de Machine Learning. L&rsquo;utilisation de Docker ainsi que de Kubernetes pour assurer un d\u00e9ploiement sans encoche est primordiale.<\/span><\/li><\/ul>\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-b1c00f7 e-flex e-con-boxed e-con\" data-id=\"b1c00f7\" 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-0310098 elementor-widget elementor-widget-text-editor\" data-id=\"0310098\" 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;\">Nous esp\u00e9rons que cet article a pu vous \u00e9clairer sur les<strong> comp\u00e9tences n\u00e9cessaires<\/strong> \u00e0 tout bon Data Engineer qui se respecte. Cependant, il ne faut pas oublier que ces m\u00e9tiers sont en <strong>perp\u00e9tuelle \u00e9volution<\/strong>, et par cons\u00e9quent, il en va de leur performance que les Data Engineer doivent assurer une <strong>veille technologique constante<\/strong>.<\/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-28e4805 e-flex e-con-boxed e-con\" data-id=\"28e4805\" 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-37f9e29 elementor-widget elementor-widget-image\" data-id=\"37f9e29\" data-element_type=\"widget\" data-widget_type=\"image.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-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"375\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2022\/09\/DE-Must-Have-Skills_schema_070922.png\" class=\"attachment-large size-large wp-image-176340\" alt=\"\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2022\/09\/DE-Must-Have-Skills_schema_070922.png 1025w, https:\/\/datascientest.com\/wp-content\/uploads\/2022\/09\/DE-Must-Have-Skills_schema_070922-300x141.png 300w, https:\/\/datascientest.com\/wp-content\/uploads\/2022\/09\/DE-Must-Have-Skills_schema_070922-768x360.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b1db16b elementor-widget elementor-widget-text-editor\" data-id=\"b1db16b\" 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;\">Pour vous former au m\u00e9tier de Data Engineer, d\u00e9couvrez sans plus tarder le parcours pens\u00e9 et construit par <strong>DataScientest<\/strong>.<\/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-9492c32 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"9492c32\" 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-sm elementor-animation-grow\" href=\"https:\/\/datascientest.com\/formation-data-engineer\">\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\">Je d\u00e9couvre le parcours Data Engineer<\/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\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Les m\u00e9tiers relatifs \u00e0 la data, que ce soit en Big Data, transformation, intelligence artificielle, etc, demandent une panoplie de connaissances et d\u2019outils qu\u2019il est n\u00e9cessaire de ma\u00eetriser, sinon d\u2019en avoir au moins quelques notions. Ces diff\u00e9rents m\u00e9tiers ne demandent pas les m\u00eames niveaux de connaissance et \/ ou de ma\u00eetrise. Dans le cadre de [&hellip;]<\/p>\n","protected":false},"author":45,"featured_media":176268,"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 Engineer - Must-Have Skill<\/title>\n<meta name=\"description\" content=\"Le data engineer est responsable du d\u00e9veloppement de pipeline de donn\u00e9es et est le garant de leur haute disponibilit\u00e9 et de leur maintenance. 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