Imej profil kostiapl
@kostiapl
Penanda Ukraine Poltava, Ukraine
Ahli semenjak 24 Jun 2015
1 Cadangan

kostiapl

Atas talian Luar talian
I have been developing software for 10 years. I have knowledges in: - C/C ++, C# and .Net, WPF - MVC, OOP, data structures and algorithms - Perl, PHP - ZF2 framework - Dojo Toolkit, jQuery - Javascript, HTML, XSLT, XML, CSS - Powershell, vbscript - SQL, RDBMS - website data scrapping, writing custom bot/crawler from any easy to complex websites - SEO, webmastering and so on . I worked with different technologies including Windows, Linux, Novell Netware, networks, cryptography apps, Active Directory and so on
$20 USD/jam
44 ulasan
5.0
  • 100%Kerja-kerja yang Telah Disiapkan
  • 100%Mengikut Belanjawan
  • 100%Mengikut Masa
  • 39%Kadar Ulang Upah

Portfolio

Ulasan-ulasan terbaru

  • Imej tiboalex Project for Kostya S. -- 4 $50.00 USD

    “Profi as always”

  • Imej tiboalex Project for Kostya S. $100.00 USD

    “Very creative and communication is good. Will use again for other freelancer jobs. Thanks.”

  • Imej tiboalex c++ monero miner $100.00 USD

    “Good communication, he delivered the product on time and with good code quality.”

  • Imej INTM Project for Kostya S. -- 2 $50.00 USD

    “Kostya was a vital key to helping us wrap up our project. He is very meticulous and took the time to fully understand the scope and flow of the work.”

  • Imej codesnippets Compile a small C library for Windows $66.00 USD

    “It was awesome working with Kostya, he understood the project well, he clearly knows his C programming very well on both Linux and Windows, and he delivered exactly what I needed on the first go. Highly recommend.”

  • Imej Thaddeus B. Perl program to get account balance from several cryptocurrency exchange APIs £66.00 GBP

    “My experience with Kostya was excellent - he delivered a quality project in a timely manner. This was done despite the (third party) API documentation lacking, meaning he had to make educated guesses and use trial and error to make up for the inadequacy of the documentation. His communication was also excellent.”

Pensijilan

  • US English Level 1
    95%
  • SQL Level 1
    90%
  • JavaScript Level 1
    85%
  • PHP Level 1
    85%
  • HTML Level 1
    75%

Pengesahan

  • Facebook Disambung
  • Freelancer Pilihan
  • Bayaran Disahkan
  • Telefon Disahkan
  • Identiti Disahkan
  • E-mel Disahkan

Kemahiran Teratas Saya

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