Viktor Kostadinov, Software Developer in Belgrade, Serbia
Viktor Kostadinov

Software Developer in Belgrade, Serbia

Member since July 24, 2015
Viktor is a senior programmer with over 15 years of professional experience. He's worked in many areas, and he specializes in databases and related programming. He works in PHP-JS and Perl-JS as well as Clarion RDBMS for Windows, and many older RDBMS systems. He is always very eager to learn, and makes a hobby of taking in new information.
Viktor is now available for hire

Portfolio

Experience

Location

Belgrade, Serbia

Availability

Part-time

Preferred Environment

MacOS

The most amazing...

...things I've created, more than all the fascinating programs and solutions I've been a part of over the years, are my two beautiful sons.

Employment

  • Expert PERL/PHP Programmer

    2014 - PRESENT
    TP24, Ltd. (UK)
    • Developed and maintained a WordPress website, a Magento web shop, and a Perl database app.
    • Maintained the server for the database app (Ubuntu) and the web applications (WP, Magento).
    Technologies: Perl, Magento, WordPress, JavaScript, jQuery, PHP
  • Senior PHP Developer

    2014 - PRESENT
    Ambrose Rehabilitation Consultants (US)
    • Created an application to track patients, partners, referrals, tasks, and other relevant data for the company. The app is 100% AJAX based and uses MongoDB on the back-end. It allows signing of multiple documents that are stored in PDF format, and is designed to be resold as a SaaS.
    Technologies: HTML, Ajax, jQuery, PHP, MongoDB, Symfony 2
  • Expert PHP Developer

    2012 - 2014
    2buy1click, Ltd. (UK)
    • Led the development of custom WordPress plugins.
    • Developed and maintained WP sites and Magento web shops.
    • Provided MySQL expertise for data import/export.
    • Provided API expertise for interconnection with payment gateways and similar systems.
    • Provided expertise for Membership API (Infusionsoft, MailChimp, LightSpeed VT).
    Technologies: Magento, WordPress, MySQL, JavaScript, PHP
  • Win32 Distributed Apps Developer

    2007 - 2013
    Sluzbeni Glasnik JP (Serbia)
    • Developed a custom application for encyclopedic text acquisition and organization. The application works in a Win32 environment with MySQL back-end. It has more than 250 concurrent users.
    • Involved in more than 10 successful projects.
    • Responsible for time and data tracking and management.
    Technologies: Linux Servers, Win32, MySQL, Clarion
  • Win32 Developer and System Engineer

    2000 - 2012
    BOHOR doo (Serbia)
    • Developed various applications in Clarion for Windows RDBMS.
    • Maintained the server.
    • Maintained the network infrastructure project.
    • Developed for the website.
    • Consulted on general IT matters.
    Technologies: JavaScript, CSS, HTML, PHP, Ubuntu Server, Windows, Clarion

Experience

  • Ambrose Consult App
    http://app.ambroseconsult.com

    Data tracking application for Ambrose Rehabilitation Consultants.

  • Live Kidney Donation Website

    Membership site trying to connect renal patients with potential live kidney donors. WP base, custom membership code.

  • Maxima Company Website

    A company website. WP based with custom plugins for color chooser and sales location tracking.

  • ReferralCoach

    WP - Infusionsoft - Lightspeed VT implementation. Allows automatic account creation on the membership systems after a successful signup of purchase made through the Infusionsoft gateway.

  • TP24 Website and Web Shop
    http://www.tp24.com

    WP based website with Magento web shop that I developed and maintain.

  • TP24 Database App

    A database app written in Perl that I maintained and expanded. No link to show since it's for internal use only.

Skills

  • Languages

    JavaScript, PHP, HTML5, HTML, Clarion, SQL, CSS3, CSS, Perl
  • Frameworks

    Symfony 2, Symfony 3, Symfony 4, Zend Framework, Symfony
  • Libraries/APIs

    Infusionsoft API, jQuery, Lightspeed VT API, Authorize.Net, React
  • Tools

    PhpStorm, Git, Infusionsoft, Aptana, Eclipse IDE, Docker Compose, Adobe Photoshop, Adobe Illustrator
  • Paradigms

    Object-oriented Programming (OOP), Agile Software Development, Functional Programming
  • Platforms

    MacOS, WordPress, eWay, Windows, Magento, iOS, Docker, Win32
  • Storage

    MySQL, Neo4j, MongoDB, NoSQL
  • Other

    Payment Gateways, WordPress Multi-user, Ajax, Ubuntu Server, Linux Servers

To view more profiles

Join Toptal
Share it with others