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Zafarbek Ibrohimov

Zafarbek Ibrohimov

Chicago, IL, United States
Member since October 14, 2015
With a dozen years of experience, Zafarbek is a passionate software engineer who has designed, implemented, and adopted technically sophisticated applications mainly using the .NET platform. He also is a Microsoft Certified Solutions Expert in web applications and his strong practical background in IT, software engineering, and project management makes him extremely capable of working on projects of any size.
Zafarbek is now available for hire
Portfolio
  • Donnelley Financial Solutions
    C#, .NET, .NET Core, ASP.NET Web API 2, ASP.NET MVC, Azure Service Fabric...
  • Synergy Sports Tech
    C#, .NET, .NET Core, ASP.NET Web API 2, ASP.NET MVC, Angular 5, MongoDb...
  • UltraPlay
    C#, .NET, ASP.NET MVC, ASP.NET Web API 2, Angular 2, JavaScript, HTML5, CSS3...
Experience
  • C#, 9 years
  • JavaScript, 9 years
  • MongoDB, 5 years
  • Azure, 4 years
  • Microservices Architecture, 3 years
  • Serverless Architecture, 3 years
  • .NET Core, 2 years
  • Angular 5, 1 year
Chicago, IL, United States
Availability
Part-time
Preferred Environment
.NET Core, Azure, JavaScript
The most amazing...
...piece of software I've created crawls the whole internet and finds the best fashion deals matching your style, taste, and budget.
Employment
  • Sr. Software Engineer
    2018 - PRESENT
    Donnelley Financial Solutions
    • Enhanced and improved the data exporting systems that generates XML and Excel output which are based on an extremely complex data schema.
    • Designed and developed new API systems based on .NET Core and SQL Server database.
    • Supported and troubleshot current solutions residing on Azure Service Fabric, Azure Functions, Azure SQL Server, CosmosDB, and other Azure services.
    Technologies: C#, .NET, .NET Core, ASP.NET Web API 2, ASP.NET MVC, Azure Service Fabric, Azure Functions, Azure Queue, SQL Server, JavaScript, Angular 5, Redux, HTML5, CSS3, Sass, CosmosDB
  • Sr. Software Engineer
    2016 - 2018
    Synergy Sports Tech
    • Led the design of a MongoDB database system that successfully migrated data from an existing MySQL relational database which streamlined the data management processes.
    • Conceptualized and built a software platform that was comprised of billions of database records (baseball and basketball statistics for multiple leagues), enabling accurate, responsive reporting.
    • Led a team in various continuous improvement efforts to enhance the flexibility and robustness of reporting capabilities across multiple functions and APIs.
    • Architected and developed a web-based real-time application that used baseball analytics and generated reports; it's powered by Angular 5 and ASP.NET Web API 2.
    Technologies: C#, .NET, .NET Core, ASP.NET Web API 2, ASP.NET MVC, Angular 5, MongoDb, JavaScript, HTML5, CSS3, LESS, MySQL, Swagger, Antlr
  • Sr. Software Engineer
    2015 - 2016
    UltraPlay
    • Engineered several Angular 2-based interactive single-page applications that relate to online betting and game playing experience, resulting in a more responsive user experience.
    • Devised and deployed Redis-based caching solution that generated 4X improved website speed.
    • Leveraged third normal form (3NF) to optimize database structure, including queries and functions, designed to improve SQL Server database performance.
    • Implemented secure payment methods into a system using numerous payment gateways.
    Technologies: C#, .NET, ASP.NET MVC, ASP.NET Web API 2, Angular 2, JavaScript, HTML5, CSS3, SASS, SignalR, SQL Server, Redis, Payment APIs, Social APIs
  • Software Engineer | Engineering Manager
    2013 - 2015
    Medyear
    • Built and maintained an API; I utilized the Web API platform that is designed for mobile applications.
    • Effectively migrated from a NoSQL-based database (Sqrrl) solution to a SQL-based database (SQL server) environment to support future and current business needs.
    • Effectively implemented a clustered database environment and failover system using Windows and SQL server; cluster included six interconnected computers to deliver maximum server performance and zero downtime.
    • Developed 100+ pages of responsive website infrastructure using Twitter-Bootstrap, enabling improvements in usability and accessibility by end users.
    Technologies: C#, .NET, ASP.NET MVC, ASP.NET Web API 2, Windows Communication Foundation, JavaScript, Twitter Bootstrap, LESS, HTML5, CSS3, SignalR, XML, SQL Server, Sqrrl, AWS
  • Software Engineer
    2009 - 2013
    Quadevs
    • Innovated a software platform designed to crawl the internet and locate the best fashion deals that matched the defined user requirements and budget.
    • Developed an advanced interactive Node.js-based text and video chat, utilized by 5 million people monthly.
    • Facilitated the use of cloud-based technologies to include AWS and Azure, popular APIs from Google and Facebook, and common payment gateways such as Authorize.Net and PayPal.
    Technologies: C#, .NET, ASP.NET MVC, ASP.NET Web Forms, JavaScript, Node.Js, Socket.IO, HTML5, CSS3, SignalR, PHP, WordPress, Azure, AWS, HTML Agility Pack, SQL Server, MongoDB, MySQL, Payment APIs, Social APIs
Experience
  • UltraPlay (Development)

    I developed software within a collaborative Agile environment, partnering with an interdisciplinary group of developers to support a diverse population of end users.

  • Synergy Sports Tech (Development)

    I collaborated with the leadership and technical personnel to initiate and spearhead system improvements and enhancements. I also worked with business and technology groups to refine requirements and functional specifications.

  • Donnelley Financial Solutions (Development)

    I developed solutions to support current efforts of modernization and enhancements across various software systems. I also maintained an exiting platform running on Azure and supported the development of code and unit tests in a continuously integrated environment.

  • Medyear (Development)

    I led a team of six multidisciplinary developers in performing software engineering functions within a fast-paced environment, successfully executing several product releases. I also hired, mentored, and trained personnel in line with the cost, time, and quality specifications.

  • Quadevs (Development)

    I executed SDLC for a software company serving a broad range of clients with custom-built, multiproduct technology applications. I collaborated across multiple functions to gather and translate complex user requirements into actionable project roadmaps. I was also a key contributor to large, multi-faceted projects such as social networks and eCommerce platforms.

Skills
  • Languages
    C#, JavaScript, SQL, HTML, CSS, ASP.NET Razor, Less, Sass, T-SQL, XML
  • Frameworks
    .NET, ASP.NET MVC, Windows Communication Framework (WCF), Bootstrap, Unity, Entity, ASP.NET Web API, Swagger, Redux, Angular 6, Angular 4, Angular 5, .NET Core, Angular
  • Libraries/APIs
    jQuery, SignalR, React
  • Tools
    Visual Studio, Enterprise Architect, AWS SDK, Git
  • Paradigms
    Agile Software Development, Unit Testing, Object-oriented Programming (OOP), Microservices Architecture, Microservices, Serverless Architecture, SOLID Principles, Domain-driven Development, Test-driven Deployment, Event Sourcing, CQRS, Design Patterns, Continuous Integration (CI), Continuous Deployment, Test-driven Development (TDD)
  • Platforms
    Azure, Windows, Azure Service Fabric, Azure Functions, AWS Lambda, Amazon Web Services (AWS), Oracle, Azure Event Hubs, Docker
  • Storage
    MongoDB, JSON, Microsoft SQL Server, Azure SQL, Azure Cosmos DB, Azure Blobs, AWS S3, Oracle PL/SQL, Redis
  • Other
    Project Management, Serverless, Enterprise Design
Education
  • Master's degree in Management Information Systems
    2015 - 2018
    DeVry University - Los Angeles, CA, USA
  • Bachelor of Science degree in Business Information Systems
    2007 - 2011
    University of Westminster - Tashkent, Uzbekistan
Certifications
  • Microsoft Certified Solutions Expert
    MARCH 2018 - PRESENT
    Microsoft
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