Chat and Video application programming

video and call application Android Developer : - Minimum 3 years of experience developing mobile applications within the Android OS for devices or tablets. - Excellent technical knowledge of Java for Android, the Eclipse IDE and the Android Studio - Demonstrates strong experience/knowledge of the Android SDK - Good understanding of software development best practices - Experience working in an agile environment - Extensive UI Design experience - Strong knowledge and understanding of different Android platforms - Can handle the entire software development life cycle, end to end - Working knowledge of HTML5, CSS3, and Javascript would be considered a plus. Java developer skill set: - OOP's Concepts - Abstract Classes and Interfaces - Constructors - File IO and Serialization - Collections - List , Map , Set - Access Specifiers - Exceptions - Checked , Unchecked - JVM and Memory Management - Multi-threading and Synchronization - Knowledge of Protocols like IP, HTTP, TCP, FTP,UDP,XMPP - Sockets , RMI , RCP,XMPP - JSP / Servlets - Web Frameworks like Struts / Spring - Service Oriented Architecture / Web Services - SOAP / Rest - Web Technologies like HTML, CSS, Javascript, JQuery, Angular JS and Bootstrap - Markup Languages like XML and JSON. Database Knowledge he/she should know - - Excellent knowledge on Mongo DB (No SQL)