OOPs, classes, interfaces, inner classes, Immutability/Mutability, Generics etcCollections (Linked HashSet, HashMap, TreeMap etc)Multithreading (volatile, ThreadPool, Locks etc)Data Structures: Lists, Trees, Graphs, Queues, Stacks etcSQL
More applications and a highlighted profile mean more chances of getting noticed.
The new Application Feedback facility for Platinum Members helps you know the status of your application when you believe a job is highly suited to you.
What if there's no response? Your Application Review is re-instated and can be used again if we are not able to reach the employer.