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Ionut Tamas, C# Developer in Cluj-Napoca, Cluj County, Romania
Ionut Tamas

C# Developer in Cluj-Napoca, Cluj County, Romania

Member since January 26, 2017
Ionut is a software engineer who loves to design and implement simple solutions to complex technical challenges. His main expertise is the .NET technology stack (ranging from the database layer to front-end tidbits) with a preference for the back-end challenges. He has worked in teams of all sizes and different work environments (from startups to large corporations) and is able to smoothly adapt to any kind of project.
Ionut is now available for hire

Portfolio

  • Microsoft
    Python, R, Azure, SQL, Jupyter Notebook
  • Tora Trading Services
    .NET, C#, Python, Java, C, MongoDB, MySQL, Sybase, SQL Server, Sockets, WPF...
  • ConSix
    NET, EF, Mongo, SQL Server, Redis, JavaScript, SignalR

Experience

  • C#, 8 years
  • REST, 6 years
  • SQL, 6 years
  • Azure, 5 years
  • Git, 4 years
  • AngularJS, 4 years
  • MongoDB, 3 years
  • Python 3, 2 years
Cluj-Napoca, Cluj County, Romania

Availability

Part-time

Preferred Environment

Visual Studio

The most amazing...

...thing I've worked was an analytics AI-based product that was able to predict future actions by scanning up to 50 GB of data per second.

Employment

  • Software Engineer

    2018 - PRESENT
    Microsoft
    • Wrote machine learning (ML) algorithms for anomaly detection.
    • Developed NLP mechanisms for bug triaging.
    • Clustered and classified data points for ad personalization.
    • Created various AI algorithms that were applied for better user understanding.
    Technologies: Python, R, Azure, SQL, Jupyter Notebook
  • Senior Software Engineer

    2016 - 2018
    Tora Trading Services
    • Worked on high-frequency trading systems.
    • Developed latency-sensitive applications and systems that process high-volume of market data and output trading signals.
    • Created and maintained various APIs used to communicate between different components within the trading pipeline.
    • Worked on a low-level, latency-critical, and socket-based communication infrastructure.
    • Implemented the UIs of various trading screens.
    • Installed robust and extensible data access layer, among several database vendors both relational (SQL Server, MySQL, Sybase) and NoSQL (Mongo, Redis).
    Technologies: .NET, C#, Python, Java, C, MongoDB, MySQL, Sybase, SQL Server, Sockets, WPF, Web API, DevExpress
  • Founder

    2015 - 2017
    ConSix
    • Developed an analytics framework for productivity measurements.
    • Developed an analytics AI-based processing pipeline that learned from a large number of events.
    • Processed up to five GB of event data per second using custom-made, in-memory storage.
    • Developed HTML parsing algorithms for inferring HTML element structure and organize event processing pipeline based on that hierarchy.
    • Wrote unit tests, integration tests, and automation tests for the entire pipeline testing.
    Technologies: NET, EF, Mongo, SQL Server, Redis, JavaScript, SignalR
  • Software Engineer

    2014 - 2016
    Coera
    • Developed an Excel analytics web portal.
    • Worked on Excel risk detection and resolved features by using complex algorithmic techniques.
    • Developed on-premise or as-a-service installation of the product for end-users.
    • Created risk visualization and presentation screens.
    • Created a worksheet interaction and navigation map using D3.js.
    • Developed various schedulers for spreadsheets processing as well as email reports for detected risks and their refactorings.
    Technologies: .NET, MongoDB, Redis, Azure, EF, Web API, Office Interop, Angular, React, D3.js
  • Software Engineer

    2013 - 2014
    Imprezzio Global
    • Worked on an insurance management application.
    • Developed an administration portal using ASP.NET MVC 4.0 to manage insurance agents portfolio, locations, and custom offerings.
    • Built a customer-facing website with a heavy emphasis on all SEO techniques.
    • Developed custom payment logic using PayPal and credit card integration.
    • Worked on multiple role-based access control for back-end administration logic.
    Technologies: .NET, SQL Server, EF, MongoDB, ASP.NET MVC
  • Software Engineer

    2012 - 2013
    Admatica
    • Developed a communication hub product.
    • Integrated hubs that were developed with C# between various communication channels and developed module-based architecture.
    • Developed different communication adapters for channels such as Facebook, Google Hangouts, email, Skype, or SMS.
    • Built a VoIP module built using C# and C for supporting video and audio conference calls.
    • Exposed APIs for different client integration (Android, iOS, Windows Phone, and web clients).
    Technologies: NET, C#, C, SQL Server, MySQL

Experience

Skills

  • Languages

    C#, Java, HTML, JavaScript, SQL, C, Python 3
  • Frameworks

    .NET, AngularJS, ASP.NET MVC 5, Entity 6, NUnit, ADO.NET, Bootstrap, Windows Communication Framework (WCF), Windows Presentation Foundation (WPF)
  • Libraries/APIs

    Web API, NSubstitute, jQuery, Managed Extensibility Framework (MEF), OpenCV, Node.js
  • Tools

    Git, TeamCity
  • Paradigms

    REST, Kanban, Agile
  • Other

    Algorithms, Data Structures
  • Storage

    MongoDB, Microsoft SQL Server, MySQL, Redis
  • Platforms

    Azure, Windows

Education

  • Master's degree in Computer Networks and Distributed Systems
    2013 - 2015
    Technical University of Cluj-Napoca - Cluj-Napoca, Romania
  • Bachelor's degree in Computer Science
    2009 - 2013
    Technical University of Cluj-Napoca - Cluj-Napoca, Romania
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