{"id":37008,"date":"2023-02-03T08:00:00","date_gmt":"2023-02-03T07:00:00","guid":{"rendered":"https:\/\/www.freelancermap.com\/blog\/?p=37008"},"modified":"2023-02-14T14:23:38","modified_gmt":"2023-02-14T13:23:38","slug":"what-does-big-data-developer-do","status":"publish","type":"post","link":"https:\/\/www.freelancermap.com\/blog\/what-does-big-data-developer-do\/","title":{"rendered":"What Does A Big Data Developer Do?"},"content":{"rendered":"\n<p><strong>A Big Data developer is in charge of managing data sets that are too big for traditional database systems to handle. They are responsible for a company&#8217;s Big Data infrastructure and tools and have to ensure the integrity of the company\u2019s data and data models. What Does A Big Data Developer Do?<\/strong><\/p>\n\n\n<div class=\"mks_col \">\n<div class=\"mks_one_third \"><div class=\"su-box su-box-style-default\" id=\"\" style=\"border-color:#1c1d1f;border-radius:3px;\"><div class=\"su-box-title\" style=\"background-color:#4f5052;color:#FFFFFF;border-top-left-radius:1px;border-top-right-radius:1px\">Role overview<\/div><div class=\"su-box-content su-u-clearfix su-u-trim\" style=\"border-bottom-left-radius:1px;border-bottom-right-radius:1px\"> <span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"#Introduction\">What is Big Data?<\/a><\/span><br \/>\n<span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"#Responsibilities\">Responsibilities<\/a><\/span><br \/>\n<span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"#Skills\">Skills<\/a><\/span><br \/>\n<span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"#Background\">Background<\/a><\/span><br \/>\n<span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"#Salary\">Salary<\/a><\/span><br \/>\n<\/div><\/div><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"Introduction\">What is Big Data?<\/h2>\n\n\n\n<p>Big data refers to the <strong>storage, processing and analysis of enormous amounts of data. <\/strong>Data can sometimes be so large that processing it with traditional hardware and software is difficult. In such cases, <strong>special big data hardware and software<\/strong> is required.<\/p>\n\n\n\n<p>The term Big data is a <strong>growing trend in the corporate world <\/strong>and creates <strong>enormous value for many companies<\/strong>.&nbsp;<\/p>\n\n\n\n<p>Not only does it help companies store enormous amounts of data, it also helps them process and analyse it.&nbsp;<\/p>\n\n\n\n<p>Copious amounts of data often accumulate in companies over the years, which can <strong>bring value to the business with Big Data Analytics and Machine Learning.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/lh3.googleusercontent.com\/18o3zY-zo-ib0ezGfgRgvqN4GTWYWRjHS2Yln6-3XpOYNsw0w5Y5SG_6cV7i8ZQWOlYjHHLiqqeCR0QLkhxv7nxwiU2FTFoF76uKkOjNzmD5dBdstLrWfDp0kR40ukdiVW-8JmTKY_CttYffnfM51I0\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><figcaption>Role Overview &#8211; Big Data Developer<\/figcaption><\/figure>\n\n\n\n<p>Given the proliferation of Big Data-based platforms, many companies have taken steps to achieve digital transformation. And so, several roles with functions regarding Big Data have emerged. These include the<a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-data-analyst-do\/\"> data analyst<\/a>, <a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-data-modeler-do\/\">data modeler<\/a>, or big data developers, which we will look at next.<\/p>\n\n\n\n<p>Another thing to consider is<strong> big data technology (<\/strong>Apache Spark or Hadoop). This differs fundamentally in its structure and functionality from classic software such as relational databases.<\/p>\n\n\n\n<p>This technology only <strong>enables the analysis of large amounts of data<\/strong>, but also creates opportunities to process many different data formats or data at much higher speeds.<\/p>\n\n\n\n<p>Need a Big Data developer in your company now?<\/p>\n\n\n\n<p style=\"background-color:#41c0eb;color:#ffffff;font-size:18px\" class=\"has-text-color has-background has-text-align-center\"><a href=\"https:\/\/www.freelancermap.com\/freelancers-directory.html?filter=&amp;excludeDachRegion=on&amp;newQuery=big+data&amp;continents=&amp;countries=&amp;states=&amp;city=&amp;radius=&amp;query=&amp;excludeDachRegion=true&amp;sort=1&amp;utm_source=blog&amp;utm_medium=career-EN\">Hire a Big Data Developer<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"Responsibilities\">Responsibilities of a Big Data Developer<\/h2>\n\n\n\n<p>A Big Data developer is in charge of <strong>providing IT services to companies using Big Data software such as <\/strong><a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-hadoop-developer-do\/\"><strong>Hadoop<\/strong><\/a><strong>, Hive, MapReduce, etc.&nbsp;<\/strong><\/p>\n\n\n\n<p>They design the <strong>architecture of a company\u2019s Big Data platform <\/strong>and collaborate with like-minded team members to establish best practices and identify optimal technical solutions.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/lh3.googleusercontent.com\/vH7dQMAYGbWUQ5KJK8GeZ0HpWPV_rmvWxZjIPRZpAtSunIKmU_--75Ruc6FgboC0a2YumCMQecJAvRfyXWCTB5Mdlp9mT2K2ujh3JYQDiuwvWyu_K-1UKydQ3fo-kUhQCAtRLhtf5XLSi4rRt9-6r_c\" alt=\"Responsibilities Of A Big Data Developer\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><figcaption>Responsibilities Of A Big Data Developer<\/figcaption><\/figure>\n\n\n\n<p>Big Data developers <strong>write Unix shell scripts and complex SQ<\/strong> and design and implement data stores that support the scalable processing and storage of a company\u2019s high-frequency data.<\/p>\n\n\n\n<p>These professionals also <strong>customise and oversee integration tools, databases, and analytical systems<\/strong> and design, develop and test large-scale, custom distributed software systems using latest <strong>Java, Scala and Big data<\/strong> technologies.<\/p>\n\n\n\n<p><strong>What are the responsibilities of a Big Data Developer?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Provide IT services to companies using Big Data software<\/li><li>Design architecture of a company\u2019s Big Data platform<\/li><li>Collaborate with like-minded team members to establish best practices&nbsp;<\/li><li>Identify optimal technical solutions<\/li><li>Configure data-access tools used by all data scientists<\/li><li>Write Unix shell scripts and complex SQ<\/li><li>Designdata stores that support scalable processing<\/li><li>Maintain data pipeline<\/li><li>Customise and oversee integration tools and databases<\/li><li>Design and develop large-scale, custom distributed software systems<\/li><li>Contribute to the technological strategy definition<\/li><li>Review code and providing feedback relative to best practices<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"Skills\">Skills of a Big Data Developer<\/h2>\n\n\n\n<p>A <strong>Big Data developer <\/strong>has a <strong>strong understanding of computer programming languages<\/strong> and has extensive experience when it comes to<strong> data processing and data engineering<\/strong>.&nbsp;<\/p>\n\n\n\n<p>They also have <strong>hands-on experience with data cleaning, visualisation, and reporting <\/strong>and have a good understanding of Hadoop and its popular modules like Hbase, Pig, Hive, Impala, Storm, etc.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/lh3.googleusercontent.com\/v76OuPhzPspsI1Uo5AxjU2hWxPaXNvXPgeN3Tv3eFS0q_PIaKonPL1SvpUO81gUs3OMYo0KQOyC0pAVfJiP9uvT6S33j8NlhVmkJx_-tPO17hsEIDYgFtNNWHHB70IQZ4P_8k0B7ueLZdPS-tvAYZio\" alt=\"Skills Of A Big Data Developer\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><figcaption>Skills Of A Big Data Developer<\/figcaption><\/figure>\n\n\n\n<p><strong>Big Data developers<\/strong> have experience in using <strong>Informatica<\/strong> or similar products and have knowledge of database structures and its development. They are also <strong>familiar with MapReduce, Apache Cassandra, HBase etc.<\/strong><\/p>\n\n\n\n<p>They have <strong>strong analytical and problem-solving skills<\/strong> and have the ability to work well in a team.<\/p>\n\n\n\n<p><strong>What skills do Big Data developers have?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Strong understanding of computer programming languages like Java, JS, Node.JS, Python, etc<\/li><li>Extensive experience in data processing, modelling and integration<\/li><li>Hands-on experience with data cleaning, visualisation, and reporting<\/li><li>Good understanding of Hadoop and its popular modules like Hbase, Pig, etc<\/li><li>Knowledge of database structures: SQL proficiency and NoSQL<\/li><li>Experienced with Apache Spark (PySpark experience valued).<\/li><li>Familiarity with MapReduce, Apache Cassandra,&nbsp; Jenkins etc.<\/li><li>Strong analytical skills<\/li><li>Strong problem-solving skills<\/li><li>Ability to work well in a team<\/li><li>Excellent communication and interpersonal skills<\/li><li>Ability to provide guidance to associate software developers<\/li><\/ul>\n\n\n\n<div class=\"wp-block-group has-background\" style=\"background-color:#5200ff\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-align-center has-text-color has-background has-link-color wp-elements-6d82840a84b8da60ba6e070480373475\" style=\"color:#ffffff;background-color:#5200ff;font-size:16px\"><br>Join our <strong>IT freelancer community<\/strong> today! Create your freelance profile in just <strong>2 minutes<\/strong>.&nbsp;&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"su-button-center\"><a href=\"https:\/\/www.freelancermap.com\/registration?ref=blog-com\" class=\"su-button su-button-style-default\" style=\"color:#5200FF;background-color:#3CFFD0;border-color:#30cca7;border-radius:20px\" target=\"_self\"><span style=\"color:#5200FF;padding:0px 20px;font-size:16px;line-height:32px;border-color:#77ffdf;border-radius:20px;text-shadow:none\"> <strong>Sign up for free!<\/strong><\/span><\/a><\/div><\/br><\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"Background\">Background and Education<\/h2>\n\n\n\n<p>Generally speaking, the background requirements for a <strong>career as a big data developer <\/strong>can vary depending on the field you choose.&nbsp;<\/p>\n\n\n\n<p>However, having a <strong>Bachelor\u2019s Degree in computer science, information technology, or statistics <\/strong>can prove to be useful.<\/p>\n\n\n\n<p>Also having any cloud certification helps (Azure, Google or AWS).<\/p>\n\n\n\n<p>You can also choose to obtain <strong>certifications and complete online courses <\/strong>to help your career and work goals as a <strong>Big Data developer<\/strong>. Find options for these down below:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.udemy.com\/course\/the-big-data-developer-course\/\">The Big Data Developer Course<\/a><\/li><li><a href=\"https:\/\/www.simplilearn.com\/big-data-and-analytics\/big-data-and-hadoop-training\">Big Data Hadoop Certification Training Course<\/a><\/li><li><a href=\"https:\/\/www.coursera.org\/specializations\/big-data\">Big Data Specialization<\/a><\/li><li><a href=\"https:\/\/www.udemy.com\/course\/apache-spark-for-java-developers\/\">Apache Spark for Java Developers<\/a>&nbsp;&nbsp;<\/li><\/ul>\n\n\n\n<p style=\"background-color:#41c0eb;color:#ffffff;font-size:18px\" class=\"has-text-color has-background has-text-align-center\"><a href=\"https:\/\/www.freelancermap.com\/it-projects.html?filter=&amp;excludeDachProjects=on&amp;newQuery=big+data&amp;continents=&amp;countries=&amp;states=&amp;city=&amp;radius=&amp;query=&amp;excludeDachProjects=true&amp;sort=1&amp;utm_source=blog&amp;utm_medium=career-EN\">Find the right Big Data project for yourself here<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"Salary\">Salary of a Big Data Developer<\/h2>\n\n\n\n<p>The average salary for a <strong>Big Data developer<\/strong> is around <strong>$136,000 in the US. <\/strong>The starting salary for junior Data developers is around<strong> $87,000<\/strong> whereas senior developers can expect to earn over <strong>$216,000<\/strong> per year.&nbsp;<\/p>\n\n\n\n<p>Keep in mind that salaries can differ depending on different factors such as location, previous experience, skills, industry, etc.<\/p>\n\n\n\n<p>In Germany, the salary range for Big Data developers is <strong>\u20ac52,000 &#8211; \u20ac88,000<\/strong> whereas those in the UK earn between <strong>\u00a343,000 &#8211; \u00a385,000.<\/strong><\/p>\n\n\n\n<p><strong>How much do Big Data developers make?<\/strong><\/p>\n\n\n\n<!--\n    Use the <style> below to style the box.\n\n    This <style> should ideally be placed inside <head><\/head>.\n      If that is not possible, keep it above the box itself.\n\n    If you use the box inside a container, that already limits the width,\n      set \"width: 100%\" inside #fm-hourly-rate-box.\n      This is necessary, if you like the box to be responsive.\n-->\n<style>\n    #fm-hourly-rate-box {\n        margin: auto;\n        width: 100%;\n        padding: 24px;\n        background: white;\n        border-radius: 10px;\n        box-shadow: 2px 4px 20px 0 rgb(90 90 90 \/ 16%);\n        text-align: center;\n        line-hight: 1.5\n    }\n\t   \n\t#fm-hourly-rate-box .fm-hourly-rate-rate {\n        font-size: 30px;\n        font-weight: bold;\n    }\n\n\n    #fm-hourly-rate-box .fm-hourly-rate-explain {\n\t\tmargin: 30px 0 0 0;\n}\n\n    #fm-hourly-rate-box .fm-hourly-rate-percentiles-text {\n\t\tmargin: 0;\n    }\n\t\n    #fm-hourly-rate-box .fm-daily-rate-rate {\n        font-size: 30px;\n        font-weight: bold;\n    }\n \n\n    #fm-hourly-rate-box .fm-date {\n\t    font-size: 12px;\n\t\tpadding-top: 25px;\n        \n    }\n\n<\/style>\n\n<div id=\"fm-hourly-rate-box\">\n\n    <p class=\"fm-hourly-rate-explain\"><b>Big Data Developers<\/b> on <a href=\"\/freelancers-directory.html\">freelancermap<\/a> charge on average:<\/p>\n\t\n\t<div class=\"fm-hourly-rate-rate\">\n        $<span id=\"fm-hourly-rate-number\"><\/span>\/hour\n    <\/div>\n\n<p class=\"fm-hourly-rate-percentiles-text\">Rates in this field range between  <b>$<span id=\"fm-hourly-rate-percentile25\">22<\/span> and $<span id=\"fm-hourly-rate-percentile75\">76<\/span>\/hour<\/b> for most freelancers.<\/p>\n\n<p class=\"fm-hourly-rate-explain\">The <b>daily rate for Big Data Developers<\/b> (8 working hours) would be around:<\/p>\n\n\t<div class=\"fm-daily-rate-rate\">\n            $<span id=\"fm-daily-rate-number\">640\/day<\/span>\/day\n    <\/div>\n    \n    <div class=\"fm-date\">\n        Stand <span id=\"fm-date-date\">27\/01\/2023<\/span> \n    <\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<!--\n    This <script> loads the hourly-rate, daily-rate and date from the server when the page is loaded.\n     It must be placed below the box, ideally at the end of the page (e.g. footer).\n     \n    The server will respond with a formatted number, rounded to full euros.\n-->\n<script>\n    (function(){\n        \/\/ change this\n        const searchPhrase = 'Big Data';\n\n        \/\/ keep this in sync with the domain you are using\n        const domain = 'www.freelancermap.com';\n\n        \/\/ do not change anything below\n        fetch(`https:\/\/${domain}\/price-index\/webhook?q=${encodeURIComponent(searchPhrase)}`)\n                .then(r => r.json())\n                .then(d => {document.getElementById('fm-hourly-rate-number').innerHTML = d.hourly;\n                            document.getElementById('fm-daily-rate-number').innerHTML = d.hourly*8;\n                            document.getElementById('fm-hourly-rate-percentile25').innerHTML = d.percentiles[\"25.0\"].toFixed(0);\n                            document.getElementById('fm-hourly-rate-percentile75').innerHTML = d.percentiles[\"75.0\"].toFixed(0);\n                            document.getElementById('fm-date-date').innerHTML = (new Date()).toLocaleDateString()\n                            });\n                }())\n<\/script>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Other interesting job profiles<\/h2>\n\n\n\n\n<ul class=\"su-posts su-posts-list-loop \">\n\n\t\t\t\t\t\t\n\t\t\t\n\t\t\t<li id=\"su-post-25542\" class=\"su-post \">\n\t\t\t\t<a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-pacs-administrator-do\/\">What does a PACS Administrator do?<\/a>\n\t\t\t<\/li>\n\n\t\t\t\t\t\n\t\t\t\n\t\t\t<li id=\"su-post-5604\" class=\"su-post \">\n\t\t\t\t<a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-hiring-manager-do\/\">What does a Hiring Manager do?<\/a>\n\t\t\t<\/li>\n\n\t\t\t\t\t\n\t\t\t\n\t\t\t<li id=\"su-post-5707\" class=\"su-post \">\n\t\t\t\t<a href=\"https:\/\/www.freelancermap.com\/blog\/what-does-tax-advisor-do\/\">What does a Tax Advisor do?<\/a>\n\t\t\t<\/li>\n\n\t\t\t\n<\/ul>\n\n\n\n\n<p> \u00bb\u00a0<a href=\"https:\/\/www.freelancermap.com\/blog\/freelance-job-profiles-it-roles\/#job-profiles-other\">More job profiles<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>A Big Data developer is in charge of managing data sets that are too big for traditional database systems to handle. They are responsible for a company&#8217;s Big Data infrastructure and tools and have to ensure the integrity of the company\u2019s data and data models. What Does A Big Data Developer Do?<\/p>\n","protected":false},"author":1,"featured_media":37009,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","footnotes":""},"categories":[2993,3980],"tags":[3419,3413,3455],"class_list":["post-37008","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-careers","category-data-science-analysis","tag-career-insights","tag-job-profiles","tag-software-development"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Does A Big Data Developer Do? | Job Profile &amp; Insights<\/title>\n<meta name=\"description\" content=\"\u2713 Responsibilities \u2713 Background \u2713 Skills \u2713 Salary \u2713 Freelance rates \u2794 Explore the role of a Big Data Developer now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.freelancermap.com\/blog\/what-does-big-data-developer-do\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Does A Big Data Developer Do? 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