Required:

• 3~5 years of web development experience with modern technologies.
• Extensive development experience in Java and/or Ruby
• Strong knowledge of Sql and database(MySql or PostgreSql)
• Strong knowledge of general web application (HTTP/Apache, DNS, SSH, SMTP)
• Experience with front-end development using HTML5, CSS3, JavaScript, Jquery
• Experience with MVW framework(Backbone.js, Angular.js, Ember.js, React.js) is a plus
• Working knowledge of source control system(git or svn)

Preferred:

• 6 or more years of web development experience
• Experience with developing APIs and integrating external APIs
• Strong knowledge of Cloud system (AWS)
• Strong knowledge of Linux or Unix System
• Experience with big data tools (Spark, Hadoop, Elasticsearch)