In depth knowledge of server-side CSS preprocessors, such as LESS and SASS
Familiar with any one of the standards framework like Spring Web MVC, Struts, Hibernate, etc.
Hands on in writing web services (REST, SOAP)
Proficient in SQL and PL/SQL and DB Admin
Understanding accessibility and security compliance
User authentication and authorization between multiple systems, servers, and environments
Integration of multiple data sources and databases into one system
Management of hosting environment, including web and database administration and scaling an application to support load changes
Data migration, transformation, and scripting.