Alexander Praetorius is Javascript Engineer at Ethereum. JavaScript Engineering in the Browser - Creator & Contributor to open source with extensive experience in developing apps for the web and mobile platforms - co-creator of Remix.ethereum.org, Wizardamigos.com and Refugeeswork.com. Favourite Operating Systems: Linux Favourite Database: levelup ecosystem (https://www.npmjs.com/search?q=level-) Favourite Languages: JavaScript/nodejs (ES5 & ES6), HTML5, CSS3, Markdown, Regex Favourite Libraries & Tools: web api, npm, browserify, git, bash, atom.io editor, chrome developer tools