• Content Management Systems: WordPress, Drupal, Contentful, more
• ECommerce Platforms: Shopify, Magento, WooCommerce, more
• RubyOnRails Custom Web Application Development, PHP, Perl, Python
• 3rd party API integrations
• Social management platforms (HootSuite, etc)
• Javascript libraries: React, jQuery, Angular, D3
• Source code control: GIT, Subversion (SVN)