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Vivek Kumar

and invite this freelancer
Flag of India delhi, India
Member since July, 2008

I have more than 7 years of experience in asterisk,linux,php,voip and a2billing. Mobile VoIP Diallers A2Billing Customer portal design My key skills are Android,, IOS applications, asterisk,freepbx,php,linux,mysql,voip,agi scripting, ivr design etc.I have done various projects like Callshop,A2Billing,Android development,sms callback email callback,Custom AGI Scripts,IVR development.

4.9 / 5
6.6 / 10

@voipexpert05

  • 86%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 17%Repeat Hire Rate

Recent Exams

  • Freelancer Orientation Top 1%
    85%
  • General Orientation Top 1%
    90%
  • US English Level 1 Top 47%
    88%

Top Skills

  • Asterisk PBX
  • PHP
  • VoIP
  • Linux
  • MySQL
  • Script Install
  • Android
  • Website Design
  • iPhone
  • Perl
  • C Programming
  • Photoshop
  • Paypal API
  • Audio Services
  • CSS
  • Java
  • Wireless
  • Mobile Phone
  • iPad
  • Smarty PHP
  • Android Honeycomb
  • Software Development

Recent Reviews

Experience

VoIP Developer

Aug 2004 - Jan 2006 (1 year)

I have started in this company as a voip developer and worked on asterisk and web technology.

Education

Bachelor in Technology

2000 - 2004 (4 years)

Certifications

Btech (2004)

Publications

Test

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    Create 10 Milestones.
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  • Fast Responder

    Bid within 2 minutes of a project being listed.
  • The Seeker

    Bid on 20 projects.
  • All Star

    Receive a 5-star rating for a project.
  • Warren Buffet

    Complete a project worth over $1000 USD.
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    Complete a project worth over $500USD (or equivalent) on Freelancer.com.
  • Grand Tourer

    Visit all recommended features that Freelancer.com offers
  • The Adventurer

    Complete your first project.
  • The Perfectionist

    Edited a bid.
  • Mover and Shaker

    Create 50 Milestones.
  • The Collector

    Reach a balance of 5,000 credits.
  • Warren Buffet

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

    Bid on 300 projects.
  • Smooth Operator

    Complete 10 projects on time.
  • Perfectionist

    Receive 5-star ratings in 90% of your completed projects (minimum 10 projects).
  • The Economist

    Complete 10 projects on budget.
  • Smart Money

    Create 10 Milestones.
  • All Star

    Receive a 5-star rating for a project.
  • High Roller

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

    Visit all recommended features that Freelancer.com offers
  • The Prospector

    Post your first project.
  • The Enforcer

    Reporting a project or contest that violates our terms of service.
  • The Regular

    Log in every day for 1 week.
  • Quick Pick

    Award your project within 24 hours of posting
  • The Giver

    Award your project to a Freelancer.
  • The Verified

    Verify your payment method
  • The Critic

    Post 10 Reviews.
  • Feedback Guru

    Receive 10 reviews
  • Nine-to-Fiver

    Win a project and accept the offer.
  • Essential Credentials

    Update your account details 100%
  • Pro-Profile

    Complete your Profile 100%.
  • US English Qualified

    Pass the US English Exam (Level 1)
  • Fast Responder

    Bid within 2 minutes of a project being listed.
  • The Seeker

    Bid on 20 projects.
  • The Adventurer

    Complete your first project.
  • The Perfectionist

    Edited a bid.