As a professional developer/designer I have working since past 6+ years and I can definitely assist my clients to deliver bespoke solutions which perfectly meet their needs.
Operating Systems: Windows 98 and above
1. Languages: PHP, Python, Perl, RoR, Groovy Grail, Golang, node.js, angular.js and other JS frameworks, Erlang.
Packages:
Frameworks (CakePHP, Symphony, Piramid, django etc.)
CMS (Drupal, Joomla, WordPress etc.)
E-Comm (Magento, prestashop, shopify etc.)
2. JAVA EE
Tools: Java, Java Script, Big/ hyper table, Apache Hadoop, Apache Solar, JS Frameworks.
Packages: Frameworks, CMS, E-Comm/ M-Comm, Liferay, Node.js.
3. Microsoft
Languages: ASP.NET, C#, VB.NET, Azure, F#.
Packages: Dynamic CRM, CMS (Sitefinity, Umbraco, DotNetNuke), E-Comm/ M-comm (DNN, nopcommerce), SharePoint, Office 365.
4. Mobile Apps
Languages: Object C/ C++, Swift, HTML5, Java ME, Sencha Touch, JavaScript.
Packages: Phonegap, Titanium, Xamarin, Ionic.
5. UI/UX
Languages: JavaScript, CSS, HTML 5, Less, Sass, 2D/ 3D rendering tools, Animation tools.
Packages: Adobe, Unity, CAD/ CAM, 3Ds Max, Sketchup.
6. Digital Marketing
Services: SEO, Social Media Mkt., Paid Advertising, Remarketing, Lead Generation though: Email Marketing.
Tools: Hubpages, Marketo, Acton, Adobe Marketing Cloud, Acquisio.