# 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