Are you that kind of person who listen the task, understand very well, ask meaningful questions to know everything about and deliver it in best professional way ?
Android Developer – You can use right concepts of Android Os and develop application on top of that.
Java and Database Developer– Good in oops, classes, meaningful variables, logs, can write Java code by using Core Java and collections, Exceptions, Little Bit Database connectivity, Executing SQL queries and retrieving data from MySql/Oracle database, Parsing Json stuff. (Development Environment : Intellij,Maven) (small work items, usually one work item require 1-2 days, I may have several work items on it). He can handle basic sql queries. (Work is like a micro-service that linked to several REST APIS (Get,POST,Put,Delete), Understanding of AWS, he can quickly identify the write maven jar add it to POM and that’s it. guidance and requirement would be provided. Github stuff.
Angular Js/BootStrap/HTML5 Developer: Person can comfortably convert a Hand Design Raw User Interface to Angular Js/BootStrap/HTML5, Call to REST APIs to retrieve the data e.g. User Authentication/Authorization Modules. Person can convert a concept into Wireframes or HTML UI Pages.
Information Security Professionals: Person have experience in vulnerability assessment ( e.g. metasploit, openvas, nessus), malwares detection, reverse engineering, ( If the guy would be really good then he may get long term work with decent package then market average)
Remember : You must be able to communicate very well