Bootstrap framework (4 years)

CSS(3) (3 years)

HTML(5) (10 years)

SASS / SCSS (5 years)

MySQL (10 years)

MsSQL (2 years)

PHP (10 years)

XML (3 years)

JQuery (5 years)

JavaScript (10 years)

Wordpress (4 years)

Drupal (1 year)

Joomla (1 year)

Magento (1 year)

SEO (10 years)

Singleton Methodology (1 year)

MVC Methodology (4 years)

OOP (4 years)

Laravel (1 year)

Scrum (4 years)

AJAX (5 years)

JSON (2 years)

HTML Emails (8 years)

ASP (1 year)

GTM (4 years)

Google Analytics (4 years)

Adobe Analytics (2 years)

YAML (1 year)

Node JS (3 years)

Git (5 years)

Sourcetree (5 years)

Git Bash (5 years)

Bitbucket (5 years)

Vagrant (5 years)

Oracle Virtualbox (5 years)

Notepad++ (10+ years)

Sublime Text (5 years)

Navicat (2 years)

Bluefish (2 years)

SQLYOG (2 years)

MySQL Workbench (5 years)

HeidiSQL (3 years)

WAMP (10+ years)

Slack (3 years)

Trello (3 years)

Invision (1 year)

Basecamp (3 years)

Jira (5 years)

Firefox (10+ years)

Chrome (9 years)

Internet Explorer (10+ years)

Windows (10+ years)

Ubuntu (3 years)

MS office (10+ years)

Filezilla (10+ years)

TurboFTP (2 years)

Adobe Photoshop (4 years)

Corel Paintshop Pro (2 years)

Silverpop (2 years)

Dotmailer (2 years)

Campaign Monitor (3 years)

Mailchimp (3 years)

Adestra (2 years)

Salesforce CRM (2 years)

Sitebeam (2 years)

Gigya (2 years)