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• Backend - Python / Golang / Node.js / PHP
• Frontend - JavaScript (React, Backbone, Angular, Meteor)
• DB - CouchDb, MongoDb, Postgres, MySQL, Redis
• Deploy/Continuous integration - Docker, Jenkins
• Cloud - Amazon S3, AWS Lambda, Apex
• Version control: git, github, subversion
• Messaging systems : RabbitMQ
• Unit Test - Jasmine, Mocha, unittest
• OS - MacOS, Linux/Unix
• Development methodologies - Agile/Scrum/TDD
• Other Tools: Slack / Jira / Confluence
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