Profile image of kokl

Konstantin Koltsov

and invite this freelancer
Flag of Latvia Riga, Latvia
Member since April, 2011

Hi , i am network architect and engineer with large expirience , (more than 10 years by now) . I can do any kind of networking , clustering high avaliabillity job for you. Please feel free to contact me :)

5.0 / 5
5.4 / 10

@kokl

  • 84%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 11%Repeat Hire Rate

Recent Exams

  • TCP/IP Top 13%
    78%
  • Cloud Computing 1 Top 14%
    78%
  • US English Level 1 Top 17%
    95%
  • PHP Level 1 Top 17%
    75%
  • Numeracy 1 Top 77%
    83%

Top Skills

  • Linux
  • System Admin
  • PHP
  • Nginx
  • VoIP
  • NoSQL Couch & Mongo
  • Web Hosting
  • Web Security
  • VPS
  • Debian
  • Computer Security
  • DNS
  • Shell Script
  • UNIX
  • Cisco
  • Microsoft Exchange
  • Active Directory
  • IIS
  • Microsoft
  • BSD

Recent Reviews

  • image of jasonrae PowerDNS Authority Server Configuration $200.00 USD

    “Superb service. We will work with Konstantin again.”

    jasonrae Flag of United States 7 months ago.
    • System Admin
    • DNS
  • image of EdwenRiw2 Linux admin occational jobs [Sealed]

    “Fine cooperation [10 June, 2014] Fine cooperation”

    EdwenRiw2 Flag of Czech Republic 1 year ago.
    • System Admin
    • Linux
  • image of tubaad Fix Varnish on Magento $220.00 USD

    “Very professional expert that involved himself fully in the project. Even suggest better solutions than those you asked for. Very good communications and availability. Highly recommended”

    tubaad Flag of Norway 1 year ago.
    • PHP
    • Magento
    • Apache
    • Nginx
  • image of KalinaT23 Assistance with network tunneling $30.00 USD

    “Excellent understanding of the project, unparalleled knowledge in underlying network protocols, highly recommended!!”

    KalinaT23 Flag of Macedonia 1 year ago.
    • Linux
    • Hire me
  • image of loopbot Nginx php configuration on CentOS $50.00 USD

    “Superb help with my nginx php server configuration, everything was done in minutes. Great advice on my project and for the basic stuff about server setup. I would definitely recommend him.”

    loopbot Flag of United Kingdom 1 year ago.
    • PHP
    • Linux
    • Nginx
    • Hire me
  • image of conanito Nginx, Php-fpm, firewall configuration €200.00 EUR

    “I am really amazed by his level of professionalism and his state-of-the-art knowledge. One of the best I have ever worked with! Highly recommended!”

    conanito Flag of Greece 1 year ago.
    • PHP
    • Linux
    • Web Security
    • Nginx
    • Web Hosting

Badges

  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • Mover and Shaker

    Create 50 Milestones.
  • Insta-Hire

    Use Hire Me to employ a Freelancer.
  • Quick Pick

    Award your project within 24 hours of posting
  • Smooth Operator

    Complete 10 projects on time.
  • The Economist

    Complete 10 projects on budget.
  • Perfectionist

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

    Sponsor 20 bids.
  • Feedback Guru

    Receive 10 reviews
  • The Critic

    Post 10 Reviews.
  • High Roller

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

    Log in every day for 1 week.
  • Smart Money

    Create 10 Milestones.
  • The Biller

    Create an hourly invoice.
  • The Collector

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

    Bid on 20 projects.
  • Fast Responder

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

    Sponsor 1 bid.
  • All Star

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

    Complete your first project.
  • Nine-to-Fiver

    Win a project and accept the offer.
  • US English Qualified

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

    Edited a bid.
  • The Verified

    Verify your payment method
  • Mover and Shaker

    Create 50 Milestones.
  • The Collector

    Reach a balance of 5,000 credits.
  • Simply the Best

    Complete 5 or more projects, with a 95% completion rate.
  • Smooth Operator

    Complete 10 projects on time.
  • The Economist

    Complete 10 projects on budget.
  • Perfectionist

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

    Sponsor 20 bids.
  • High Roller

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

    Create 10 Milestones.
  • All Star

    Receive a 5-star rating for a project.
  • Insta-Hire

    Use Hire Me to employ a Freelancer.
  • Quick Pick

    Award your project within 24 hours of posting
  • Feedback Guru

    Receive 10 reviews
  • The Critic

    Post 10 Reviews.
  • The Regular

    Log in every day for 1 week.
  • The Biller

    Create an hourly invoice.
  • The Seeker

    Bid on 20 projects.
  • Fast Responder

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

    Sponsor 1 bid.
  • The Adventurer

    Complete your first project.
  • Nine-to-Fiver

    Win a project and accept the offer.
  • US English Qualified

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

    Edited a bid.
  • The Verified

    Verify your payment method