Profile image of shenchilang
@shenchilang
Flag of China Wuhan, China
Member since December, 2009
9 Recommendations

Rui Shen 

I'm an experienced software architect, programming language designer, system developer, and open source integrator. I've deep understanding of computing machinery, logic and mathematics, especially concurrent and distributed systems. I like reading books, as well as reading code.
$80 USD/hr
86 Reviews
6.6
  • 98%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 17%Repeat Hire Rate

Recent Reviews

  • image of isaaky Write a Java code equivalent to PHP for SSL $50.00 USD

    “Great job, very proffesional and expert in the field”

    isaaky Flag of Dominican Republic 3 months ago.
    • Android
    • Java
    • PHP
  • image of jduffell Misc Android and Java Development $80.00 USD

    “Great Freelancer. Highly recommended”

    jduffell Flag of United States 8 months ago.
    • Java
    • Android
    • Hire me
  • image of fdaservi Java Project for Shenchilang, Payment gateway $230.00 USD

    “Great to work with Rui :)”

    fdaservi Flag of United States 10 months ago.
    • PHP
    • Java
  • image of lama33 search for stringt in txt file $200.00 USD

    “very very very very professional as well as very gentle man. Of course I will keep him in mind for any consultations in the future. Honestly no words can express my satisfaction”

    lama33 Flag of United Kingdom 11 months ago.
  • image of edbar2atyahoo ETRADE API $1000.00 USD

    “Rui is the best programmer. Follows through even when project is complete to ensure we are 100% satisfied. We will definitely rehire.”

    edbar2atyahoo Flag of United States 11 months ago.
    • Software Architecture
  • image of fdaservi Java Project for Shechilang $310.00 USD

    “How nice to work with Rui :) Always a great do Job!”

    fdaservi Flag of United States 11 months ago.
    • PHP
    • Java

Experience

Research Assistant

Mar 2005 - Jun 2011 (6 years)

Novice programming language design and implementation, concurrent and distributed systems.

Education

BSc in Computer Science

1998 - 2002 (4 years)

MSc in Computer Science

2002 - 2004 (2 years)

Badges

  • Top Gun

    Win a contest.
  • The Regular

    Log in every day for 1 week.
  • Millenium Proposal

    Bid on 1000 projects.
  • The Cap-tain!

    Reach the level 20 level cap!
  • The Achiever

    Accept 50 projects.
  • Perfectionist

    Receive 5-star ratings in 90% of your completed projects (minimum 10 projects).
  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • Warren Buffet

    Complete a project worth over $1000 USD.
  • High Roller

    Complete a project worth over $500USD (or equivalent) on Freelancer.com.
  • The Multi-tasker

    Complete 40 projects.
  • The Spartan

    Bid on 300 projects.
  • Fast Responder

    Bid within 2 minutes of a project being listed.
  • Smooth Operator

    Complete 10 projects on time.
  • Nine-to-Fiver

    Win a project and accept the offer.
  • Mover and Shaker

    Create 50 Milestones.
  • Feedback Guru

    Receive 10 reviews
  • The Critic

    Post 10 Reviews.
  • The Economist

    Complete 10 projects on budget.
  • Smart Money

    Create 10 Milestones.
  • The Collector

    Reach a balance of 5,000 credits.
  • All Star

    Receive a 5-star rating for a project.
  • The Adventurer

    Complete your first project.
  • The Seeker

    Bid on 20 projects.
  • The Verified

    Verify your payment method
  • The Perfectionist

    Edited a bid.
  • Millenium Proposal

    Bid on 1000 projects.
  • Warren Buffet

    Complete a project worth over $1000 USD.
  • Mover and Shaker

    Create 50 Milestones.
  • The Collector

    Reach a balance of 5,000 credits.
  • The Cap-tain!

    Reach the level 20 level cap!
  • The Achiever

    Accept 50 projects.
  • Perfectionist

    Receive 5-star ratings in 90% of your completed projects (minimum 10 projects).
  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • High Roller

    Complete a project worth over $500USD (or equivalent) on Freelancer.com.
  • The Multi-tasker

    Complete 40 projects.
  • The Spartan

    Bid on 300 projects.
  • Smooth Operator

    Complete 10 projects on time.
  • The Economist

    Complete 10 projects on budget.
  • Smart Money

    Create 10 Milestones.
  • All Star

    Receive a 5-star rating for a project.
  • Top Gun

    Win a contest.
  • The Regular

    Log in every day for 1 week.
  • Fast Responder

    Bid within 2 minutes of a project being listed.
  • Nine-to-Fiver

    Win a project and accept the offer.
  • Feedback Guru

    Receive 10 reviews
  • The Critic

    Post 10 Reviews.
  • The Adventurer

    Complete your first project.
  • The Seeker

    Bid on 20 projects.
  • The Verified

    Verify your payment method
  • The Perfectionist

    Edited a bid.

My Top Skills

  • Java 92
  • Software Architecture 25
  • PHP 17
  • MySQL 12
  • C Programming 7
  • C++ Programming 6
  • XML 5
  • SQL 5
  • Python 4
  • Linux 4
  • Android 4
  • JSP 3
  • J2EE 3
  • C# Programming 3
  • .NET 2
  • Engineering 2
  • Mathematics 2
  • Visual Basic 1
  • Windows Desktop 1
  • Software Testing 1
  • Bitcoin 1
  • ASP 0
  • Translation 0
  • Project Management 0
  • Cloud Computing 0
  • Algorithm 0
  • Google App Engine 0
  • Paypal API 0
  • Sharepoint 0
  • Virtual Worlds 0
  • Prolog 0
  • XSLT 0
  • Computer Graphics 0
  • Scala 0
  • Ruby 0

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