# Java Software Engineer Skill Map

## Basic

### Core Java

- Java The Complete Reference Ninth Edition.pdf

* Core

+ Basic Language Characteristics

- Data Types

- Syntax

- Control Flow

+ Object-Oriented

- Class

- Object

- Method

- Interface

- Inheritance

+ Miscellaneous

- Generics

- Autoboxing

- Enumerations

- Annotations

+ Parallelism

- Multithreaded Programming

+ Functional Programming

- Lambda Expression

- Stream API

* Commonly-used Libraries

+ String Handling

- java.lang.String

- StringBuffer and StringBuilder

- Regular Expression

+ java.lang.*

+ java.util.*

- Collections Framework

- Concurrency Framework

- i18n or g11n

* Currency

* Data & Time

* Language Locale

- Miscellaneous Utilities

+ java.io.*

+ java.nio.*

+ java.net.*

+ java.rmi.*

+ java.sql.*

+ javax.sql.*

### Algorithms & Data Structure

- Algorithms *

* https://www.coursera.org/learn/java-data-structures-algorithms-2

* https://www.coursera.org/learn/introduction-to-algorithms

- Data Structures *

* https://en.wikipedia.org/wiki/List_of_data_structures

* http://www.tutorialspoint.com/data_structures_algorithms/

- Object Oriented Programming *

* head_first_design_patterns.pdf

* Effective Java 2nd Edition.pdf

- Computer Architecture

* Memory Hierarchy

* Parallelism

* Multiprocessor Systems

- Operating System

* Memory Management

* MemProcess Management

* MemFile System *

- Computer Network

* OSI Model

* TCP/IP

* HTTP / HTTPS

* HTTP 1.X / HTTP 2

### Essentials

- Linux/Unix

* Shell commands (bash) (http://linuxcommand.org/index.php)

+ Text Processing

- AWK / SED

+ File Operation

- cd/ls/find/ (Pipe and I/O Redirection)

* VIM / Emacs ( Either of them)

* Shell Script(bash)

- Java Commonly-used 3rd-party Libraries

* Logging

+ log4j

+ slf4j

+ logback

* Unit Test

+ Junit

+ Mockito

+ TestNG

* Code Coverage

+ jacoco

+ Clover

+ EMMA

* Apache Commons

+ commons-io

+ commons-lang

+ commons-math

+ commons-codec

+ commons-collections

+ commons-beanutils

+ commons-logging

+ ...

* Apache HttpComponents

* Google Guava

- Software Engineering

* Project Organization

+ Maven

+ Gradle

+ Ant + Ivy (Optional)

* Versioning

+ git

+ svn

* UML

### Front-end (Web)

- Web Development (http://www.w3schools.com)

* HTML

+ HTML4

+ xhtml

+ HTML5

* css

+ css2

+ CSS3

* Data Representation

+ XML

+ JSON

+ JSONP

* Javascript

+ ECMAScript 6

+ Basics (https://developer.mozilla.org/en-US/docs/Web/JavaScript)

+ Ajax

+ AngularJS (plus)

+ JQuery (plus)

* TypeScript

* Responsive Web Page development (plus)

### Back-end Development(Server side)

- JavaEE

* JSP *

* JSTL

* Java Servlet *

* JavaServer Faces *

* JPA *

* JTA *

* JAX-RS *

* Managed Beans / CDI 1.1/ DI /IOC

* Bean Validation

* JAX-WS

* JavaMail

* JACC

* JASPIC

* Java WebSocket

* Java JSON Processing

* Concurrency Utilities for JavaEE

* Batch processing framework

- Java Containers

* Tomcat / TomEE

* GlassFish

* Jetty

- Java mid-ware

* Spring

+ Spring-Framework (Dependency Injection & AOP)

+ Spring-Web

+ Spring-Data

+ Spring-security

+ Spring-boot (Micro-service Architecture)

* Struts(MVC)

* SpringMVC

* Hibernate/JPA (Data Persistency)

* MyBatis

- Java Performance Tuning

* java performance the definitive guide.pdf

- Database

* MySQL

* SqlServer

* Oracle

* Nosql

+ Memcache

+ Redis

+ MongoDB

+ Neo4j

- Serialization

* Google protobuf

* Apache Avro

- Java RPC

* Apache Thrift

* Motan

- MessageQueue

* AMQP - RabbitMQ

* Apache ActiveMQ

* Apache Kafka

- Messaging

* XMPP

- Searching/Indexing

* Apache Lucene

* Apache Solr

* Elasticsearch

* CoreNLP

- Big Data(Optional)

* Hadoop

+ Yarn (MapReduce)

+ HDFS

+ HBase

+ Hive

+ Mahout

* Spark

+ Spark-Core

+ Spark-SQL

+ Spark-machine learning

+ Spark Streaming

* Apache Storm

- Cloud

* Scalable Architecture

+ VM

- OpenStack

+ Container

- Docker

* Hands-on

+ Amazon AWS

- EC2

- S3

- DynamoDB

- JVM-based Programming Language

* Scala

* Groovy

* Clojure

* Kotlin

* http://www.oracle.com/technetwork/articles/java/architect-languages-2266279.html

### IDE

- IntelliJ IDEA

- NetBeans

- Eclipse

### Typical Java Applications

- Online Chatting (Web/Desktop System)

- Library Management System (Web System)

- Ticket Booking System(RESTful Web Service)

- HTTP File Downloader (Console / Desktop)

- P2P File Sharing (Console / Desktop)

- Blogging System (Web / REST)

- RDBMS UI Toolkit (Web /Desktop)

### Desktop Development

- awt

- Applet

- swing

- Netbeans Platform

- JavaFX

- swt

### Mobile Development

- Android

- JavaME