Profile image of JeffLee21
@JeffLee21
Flag of China Guangzhou, China
Member since July, 2012
5 Recommendations

Jeff Lee 

Embedded system developer My team leads new frontiers on the Android/iOS world. We are experts in multi-platform programming using QT solution developer and system administrator.
$25 USD/hr
84 Reviews
7.1
  • 82%Jobs Completed
  • 100%On Budget
  • 96%On Time
  • 18%Repeat Hire Rate

Recent Reviews

Experience

System administrator

Apr 2006 - Sep 2012 (6 years)

I was a administrator of server comprising mail, ftp, samba, firewall. I was a team leader developing embedded linux.

Education

Master

1996 - 2000 (4 years)

Certifications

Redhat Linux 9.0 General Administrator (2012)

odesk

Publications

Performance enhancement for streaming service

Badges

  • The Achiever

    Accept 50 projects.
  • Millenium Proposal

    Bid on 1000 projects.
  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • Quick Pick

    Award your project within 24 hours of posting
  • The Giver

    Award your project to a Freelancer.
  • The Regular

    Log in every day for 1 week.
  • The Multi-tasker

    Complete 40 projects.
  • The Cap-tain!

    Reach the level 20 level cap!
  • Warren Buffet

    Complete a project worth over $1000 USD.
  • The Trader

    Convert more than $1000USD (or equivalent) to another currency.
  • 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.
  • The Collector

    Reach a balance of 5,000 credits.
  • The Spartan

    Bid on 300 projects.
  • The Economist

    Complete 10 projects on budget.
  • Mover and Shaker

    Create 50 Milestones.
  • Feedback Guru

    Receive 10 reviews
  • The Critic

    Post 10 Reviews.
  • High Roller

    Complete a project worth over $500USD (or equivalent) on Freelancer.com.
  • Proven Identity

    Complete your Email, Phone and Payment verifications.
  • Pro-Profile

    Complete your Profile 100%.
  • Smart Money

    Create 10 Milestones.
  • US English Qualified

    Pass the US English Exam (Level 1)
  • Know-It-All

    Pass a freelancer orientation exam
  • All Star

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

    Complete your first project.
  • The Speculator

    Sponsor 1 bid.
  • Look-At-Me

    Highlight 1 bid.
  • 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.
  • The Collector

    Reach a balance of 5,000 credits.
  • Mover and Shaker

    Create 50 Milestones.
  • The Achiever

    Accept 50 projects.
  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • The Multi-tasker

    Complete 40 projects.
  • The Cap-tain!

    Reach the level 20 level cap!
  • The Trader

    Convert more than $1000USD (or equivalent) to another currency.
  • Smooth Operator

    Complete 10 projects on time.
  • The Spartan

    Bid on 300 projects.
  • The Economist

    Complete 10 projects on budget.
  • High Roller

    Complete a project worth over $500USD (or equivalent) on Freelancer.com.
  • Smart Money

    Create 10 Milestones.
  • Know-It-All

    Pass a freelancer orientation exam
  • All Star

    Receive a 5-star rating for a project.
  • Quick Pick

    Award your project within 24 hours of posting
  • The Giver

    Award your project to a Freelancer.
  • 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.
  • Proven Identity

    Complete your Email, Phone and Payment verifications.
  • Pro-Profile

    Complete your Profile 100%.
  • US English Qualified

    Pass the US English Exam (Level 1)
  • The Adventurer

    Complete your first project.
  • The Speculator

    Sponsor 1 bid.
  • Look-At-Me

    Highlight 1 bid.
  • The Seeker

    Bid on 20 projects.
  • The Verified

    Verify your payment method
  • The Perfectionist

    Edited a bid.

Exams

  • Freelancer Orientation
    90%
  • Network Programming 1
    83%
  • C 1
    85%
  • US English Level 1
    90%
  • Unix Level 1
    75%

My Top Skills

  • Linux 27
  • C++ Programming 27
  • Android 23
  • Software Architecture 22
  • C Programming 16
  • PHP 14
  • Mobile Phone 14
  • MySQL 7
  • Windows Desktop 5
  • Engineering 5
  • iPhone 5
  • Embedded Software 5
  • Java 4
  • Visual Basic 4
  • Excel 4
  • C# Programming 4
  • Microsoft 4
  • OpenGL 4
  • Software Development 4
  • Python 3
  • Graphic Design 3
  • Mac OS 3
  • Javascript 2
  • Translation 2
  • System Admin 2
  • Delphi 2
  • Apache 2
  • UNIX 2
  • Visual Basic for Apps 2
  • Windows API 2
  • Ubuntu 2
  • XML 1
  • Data Entry 1
  • Electronics 1
  • Photoshop 1
  • Objective C 1
  • iPad 1
  • HTML 1
  • jQuery / Prototype 1
  • Windows Server 1
  • Japanese 1
  • Microsoft Office 1
  • VB.NET 1
  • ASP 0
  • JSP 0
  • J2EE 0
  • Ruby on Rails 0
  • AJAX 0
  • Game Design 0
  • SQL 0
  • Wordpress 0
  • Animation 0
  • Microsoft Access 0
  • Cisco 0
  • Virtual Assistant 0
  • Electrical Engineering 0
  • IIS 0
  • Chrome OS 0
  • Shell Script 0
  • Photoshop Design 0
  • Google Earth 0
  • Symfony PHP 0
  • Firefox 0
  • Unity 3D 0
  • Android Honeycomb 0
  • OCR 0
  • MVC 0
  • Korean 0
  • Simplified Chinese (China) 0
  • VPS 0
  • ASP.NET 0
  • SQLite 0

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