Find freelancers. Lose those costly delays.

With 1.7 million freelancers, we'll match you with the perfect talent.

or, Register with Elance »

Xuejun L. | Elance
 
176985602337900
Last Sign-in: Aug 15, 2015

Xuejun L.

Expert Java Engineer
   China
  |   Wuxi, Jiangsu
  |  10:05 am Local Time

Verified Freelancer

Xuejun L.'s identity has been verified.  Learn More

Overview

I'm an expert Java engineer with 15+ years industrial experience, and focused on OO technologies. I have an extensive background in large-scale desktop, web based systems and android system. Expertise in full Software Development Life Cycle (SDLC) including Software Architecture, Object Oriented programming, Data structure & Algorithm, Database Design, Trouble Shooting.

Specialties: Architect Design, Core Java, Multi-Thread, Swing, Android, Google Map for Android, Google In App Billing, Arcgis for Android, GCM, Restful, JMS, Struts,...

Read More »
Aug 17, 2015|Software Application|Private|Working
|
5.0
Sep 30, 2014|Other IT & Programming|Private|Completed
|
5.0
Jun 23, 2014|Data Analysis|Private|Completed
|
5.0
Jun 5, 2014|Other IT & Programming|Private|Completed
|
5.0

View All »

Portfolio

I was responsible for graphics and presentation graphics app.

Skills (10)

Tested
Java
Advanced Java Test
My Score
avg
JAVA Programming Skills Test (Hands-on programming skills)
My Score
avg
Android
Android 4.2 Skills Test
My Score
avg
Passed
Knowledge of Android Honeycomb Test
My Score
avg
Passed
J2EE
Data Structures
Data Structures Test
My Score
avg
HTML5
HTML 5 Test
My Score
avg
Passed
Webservice
JPA
MySQL Administration
MySQL 5.0 Test
My Score
avg
Passed
SQL Programming
SQL Skills Test (Hands-on programming skills)
My Score
avg
Passed
Google Maps for Android

Service Description

Professional Skills
OOD & OOM
- 15+ years development experience with various OO languages like Java, C++, C#, Android
- Proficient in various design patterns and MVC, UML etc.
- 2+ years experience in Agile/Scrum development methodologies.
- Get acquainted with integration design patterns.

Java & J2EE Development Skills
- 9+ years experience in development and architecture design of large-scale desktop application with Java. - Proficient in Java IO, AWT, Swing, JavaBean, Java2D, JNI.
- 4+ years development experience using J2EE related technologies like Struts, Spring, Hibernate, Tiles, RESTFUL, CXF, JMS, Lucene, JSP, JavaScript, Taglibs, XStream etc.
- 2 years experience in Android development.
- Get acquainted with integration technologies like Apache Camel, Mule ESB.
- Familiar with application server like Tomcat, JBoss, and webserver like Apache.
- Familiar with XML, XPath and other xml related technologies.

Database Skills
- 5+ years JDBC experience, good at SQL.
- Experience in database design.
- Interacted with mysql, postgresql

Other Technical Skills
- Proficient in data structure and algorithm.
- Experience in performance optimization. Familiar with performance test tools like JMeter, JProfier.
- Specialize in tackling problems.
- Have good code styles.
- Experience in various source control tools: SVN, Perforce, Mercurial.
- Experience in Linux, PHP.
- Familiar with Jira, wiki.


Read More »

Education

Shanghai Jiao Tong University (China)
Computer Science and Technology (Master)
2003 - 2005
Yang Zhou University (China)
Economic Information Management (Bachelor)
1995 - 1999
Overview  |  Job History  |  Portfolio  |  Resume/C.V.

Keywords

Core Java
Swing
Android
J2EE
Webservice
Struts
Spring
JNI
Hibernate
SQL
My Snapshot
Elance Level
Level represents activity and experience on Elance. Freelancers start at Level 1 and achieve higher levels through their work. A higher "Level" indicates greater earnings, ratings and other achievements on Elance. Learn More »
  • 12 months
  • Lifetime
Jobs
0
1
0
Total
Milestones
Hours
Reviews
5.0
Recommend
Clients
Total
Repeat
Earnings
Private
Private
Total
Per Client
Identity
Username
rachelxj
Type
Individual
Member Since
January 2013
Elance URL
Verifications
0
Groups
Xuejun L. | Elance

Xuejun L.