Igor Oleinikov, Developer in Vancouver, BC, Canada
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Igor Oleinikov

Verified Expert  in Engineering

C# Developer

Vancouver, BC, Canada
Toptal Member Since
August 22, 2013

Igor is an architect and lead developer with extensive experience in the .NET technology stack (including C# and MVC), as well as JavaScript/TypeScript and the like. With a passion for programming, he spends his free time exploring the latest technologies.



Preferred Environment

Windows, Git, Visual Studio 2015

The most amazing...

...software I've developed is a web form system with declarative syntax and a rich API, including crossing property dependencies, validation, and more.

Work Experience

Enterprise Architect

2014 - PRESENT
PNI Media
  • Developed and architected a set of web applications which are part of the company's main service. Integrated best practices: unit testing, automated testing, pull requests, and reviews.
  • Developed a sophisticated and highly performant caching system based on automatic dependency tracking and backed by Redis.
  • Designed and led the development of the next generation of the company's main product.
  • Transferred a large set of applications (services, legacy and new applications) to Azure PaaS and IaaS.
Technologies: React, Azure, Web

Co-Founder, Technical Director, Architect

2010 - 2013
Sebro, Ltd.
  • Designed and developed a system using ASP.NET MVC 3, Razor, Entity Framework, HTML5, JavaScript, AJAX, and jQuery.
  • Worked with such Azure services as Web Role, Azure SQL Database, Table Service, and Queue Service.
  • Created a CI build system using MSBuild and Mercurial.
  • Managed the development process of 1200+ work items.
  • Built a web form system with declarative syntax.
Technologies: JavaScript, C#

IT Consultant, Senior Developer

2012 - 2012
Alteroxity Development
  • Improved the TFS CI build system.
  • Created a web testing framework with Selenium Web Driver.
  • Worked on a loan service.
  • Improved the front-end and migrated it to Knockout.js.
  • Worked with SQL Server triggers.
Technologies: JavaScript, SQL, C#

Architect, IT Consultant

2012 - 2012
TAGO (QR Code Generator/Tracking Service)
  • Redesigned the system, migrating to MVC4, Razor, and Web API.
  • Redesigned the database and data service (LINQ to SQL).
  • Created a high-performance statistics service.
  • Designed and developed a white label system (branded domains).
  • Created a CI build system with sandbox testing.
Technologies: JavaScript, SQL, C#

Founder, CEO, Architect

2006 - 2009
M-Links, Ltd.
  • Managed the development process.
  • Hired, trained, and managed company employees (four developers, as well as managers and a designer).
  • Built the company to 10,000 customers from nothing.
  • Created a text generator for SEO-related goals.
Technologies: MySQL, JavaScript, PHP

Demo TODO App

A TODO Single Page Application written in TypeScript/JavaScript. Uses a RESTful API, allowing for interaction with third-party applications. The API docs can be found here: http://toptaltodo.azurewebsites.net/Demo/ApiDoc

SharpKit Razor (Open Source)

MSBuild tool to generate client-side (JavaScript) view templates with Razor.

SASS.NET (Open Source)

.NET wrapper of the libsass library, a C++ port of the Sass CSS precompiler.

Reactive Extensions (wrapper for SharpKit)

Implements RxJS with SharpKit (C# to JavaScript converter), and was included in the official SharpKit package.

TypeScript interface generator for JSON.NET serializer (Open Source)

Generates TypeScript interfaces for .NET classes that can then be serialized by JSON.NET.


C++, C, HTML5, SQL, C++/CLI, C#, HTML, JavaScript, ECMAScript (ES6), TypeScript, XML/XSLT, PHP, Nemerle, C++/CX, CSS, D


Entity, AngularJS, ASP.NET MVC, Razor, Knockout (Knockout.js), Selenium, .NET, Windows Communication Framework (WCF), Kendo UI, Mono, Windows Presentation Foundation (WPF), Hadoop


RxJS, Reactive Extensions, jQuery, LINQ, React, jQuery UI, Linq.js, jQuery Validation


Git, ReSharper, GitHub, LINQ to SQL, JSX, MSBuild, Trac, Subversion (SVN), Mercurial, SharpKit, Microsoft Visual Studio, RabbitMQ, TeamCity, Jira, YouTrack, Asana, TFS, Visual Studio 2015


Event Sourcing, CQRS, Test-driven Development (TDD), Unit Testing, Agile Software Development, Aspect-oriented Programming, Load Testing, Domain-driven Development


Azure, Windows, Microsoft, Windows Mobile, Windows Phone, WinRT, Web


Elasticsearch, Redis, Azure Tables, Azure Blobs, Microsoft SQL Server, Azure Queue Storage, NoSQL, Azure Cache, MySQL, Dryad, MongoDB, HDInsight


UI Testing, Code Contracts, Software Development, Software, Consulting, Azure Service Bus

1998 - 2005

Master of Science Degree in Computer Science

Volgograd State Technical University - Volgograd, Russia

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