Gavrilo Olah available

Gavrilo Olah

Senior IT Consultant, Senior Full Stack Developer, Lead Project Developer

available
Profileimage by Gavrilo Olah Senior IT Consultant, Senior Full Stack Developer, Lead Project Developer from Erkelenz
  • 41812 Erkelenz Freelancer in
  • Graduation: not provided
  • Hourly-/Daily rates:
  • Languages: German (Limited professional) | English (Full Professional) | Russian (Limited professional) | Croatian (Full Professional)
  • Last update: 03.04.2021
KEYWORDS
ATTACHMENTS
CV - Gavrilo Olah

You need an account to view this information.

ITIL

You need an account to view this information.

GDPR

You need an account to view this information.

FinTechProjects

You need an account to view this information.

SKILLS
Highly experienced Software Architect / Team Leader with long time experience in agile software development and multi-layered software architecture, very good knowledge of various frameworks and a proven track record in web development projects in cooperation with well-known business partners. 
      • .NET and .NET Core, MVC, Web Forms, Web-API, C#, ASP.NET 4.7, OOP; Microservice, Repository Design Pattern, Clean code; 
      • Front End development (html, css, Angular, JS, JQuery, DevExpress, KendoUI);
      • Export/import to/from external applications;
      • Visual Studio 2013+, Git, .NET, C#; 
      • Database development – MSSQL, MySql DB + Entity Framework + T-SQL;
      • Redis, Azure
      • Technical documentation;
      • Jira, Confluence, GIT; 
      • Team Leading, Software Architecture
PROJECT HISTORY
  • 09/2020 - Present

    • Davidsmeyer & Paul GmbH Erkelenz
    • 10-50 employees
    • Internet and Information Technology
  • Software Architect / Team Lead
    • Strategic project development, realisation and implementation with internal and/or external development team; 
    • Planning new projects, cost calculation, risk calculation 
    • Agile-SCRUM development 
    • Software architecture and processes analytics (UML); 
    • Business Application development; 
    • Jira project management; 
    • Reporting and documentation; 
    • Cooperation with other team-leads (project leads) in the company and in Partner’s development teams; 
    • Cooperation and communication with Integration department from the partner’s company, activities  synchronisation and common project testing; 
    • Participation in the recruitment process for the IT staff;
    ​​​​​​​Direct responsibility area: 
    • Software architecture, project development, costs, risks; 
    • Teamleader  - an internal software development team for the software and hardware development (APP development with.net core, hardware support code C, C++, Linux kernel); 
    • Teamleader   - external (outsourcing)  application development team; 

  • 11/2019 - 09/2020

    • CommDoo GmbH
  • Senior Full Stack Developer (Lead Project Developer)
  • * Lead developer for the payment gateway - banking connector project
    (Invoice-Payment und Rate-Payment)
    * Lead developer for the API project - connector for online shops to
    banking Invoice Payment and Rate Payment system;
    * Systems analysis and modelling;
    * Agile-SCRUM development
    * Software architecture and processes analytics (UML);
    * Business Application development;
    * Inclusion junior developers in the project;
    * Jira project management;
    * Estimation time calculation and total cost calculation;
    * Reporting and documentation;
    * Responsibility for timeline and priorities;
    * Sprint plan, retrospective and analytics;




    ?


    * Cooperation with other team-leads (project leads) in the company;
    * Support, IT consulting service and cooperation in other projects in the
    company;
    * Cooperation and communication with Integration department from the
    bank, activities synchronisation and common project testing; ?
    Smartphone App projects;

    Direct responsibility area:

    * Software architecture and development of the most important part of
    the project (DB Layer, Infrastructure layer, Repository layer, etc.);
    * Database development;
    * Software development team 4 programmers (tasks, timeline, daily
    stand-up meetings and sprint meetings);
    * Inhouse IT projects;
    * Customer online portal, Checking portal etc.
    * Smartphone App development;

    Techniques used (For the IT projects development):
    * MVC, Web Forms, Web-API, C#, ASP.NET 4.7, OOP, Xamarin;
    Repository; Design Pattern, Clean code;
    * Front End development (html, css, Angular, JS, JQuery, DevExpress,
    KendoUI;
    * Export/import to/from external applications;
    * Visual Studio 2017, Git, .NET, C#;
    * Database development - MSSQL DB + Entity Framework + T-SQL;
    * Technical documentation;
    * Jira, Confluence, GIT;

  • 01/2015 - 12/2019

    • TOG Soft
  • Owner - IT Consultant
  • * Managing a company;
    * Product owner and Lead developer;




    * IT-Consulting;
    * Systems Analysis and Modelling
    * Agile-SCRUM development
    * Software architecture and processes analytics (UML);
    * Business Application development;
    * Project management with outsourcing project development teams;
    * Jira project management;
    * Estimation time calculation and total cost calculation;
    * Reporting and documentation;
    * Responsibility for timeline and priorities;
    * Sprint plan, retrospective and analytics with remote development
    teams;

    Techniques used:
    NET 4.0, 4.5, 4.6; C#, Entity Framework, WebForms, OOP, HTML(5), CSS(3),
    JS, MVC, Razor, MS SQL, LINQ, Bootstrap, DevExpress, Xamarin

  • 03/2019 - 10/2019

    • CANCOM GmbH
  • Group Lead - Lead Senior Developer
  • * Responsibility to project development;
    * Systems analysis and modelling;
    * Agile-SCRUM development
    * Software architecture and processes analytics (UML)
    * Business Application development;
    * Inclusion new programmers in the project;
    * Jira project management;
    * Estimation time calculation and total cost calculation;
    * Reporting and documentation;
    * Responsibility for timeline and priorities




    * Sprint plan, retrospective and analytics;
    * Cooperation with other team-leads (project leads) in the company;
    * Support, IT consulting service and cooperation in other projects in the
    company;
    * Version Control (Smart-Git)

    Direct responsibility area:
    * Software architecture and development of the most important part of
    the project (DB Layer, Infrastructure layer, Repository layer, etc.);
    * Database development;
    * Software team 3-5 programmers (depend on priority), tasks, timeline,
    daily stand up meetings and sprint meetings;
    * CMS, complex web application, in-house web application;
    * MVC, Web-API (Standard and OData), C#, ASP.NET 4.7, OOP;
    * Repository Design Pattern, Clean code, OOP;
    * Front End development (html, CSS, Angular, JS, JQuery, DevExpress,
    KendoUI);
    * export/import to/from external applications;
    * Visual Studio 2017, Git, .NET, C#;
    * Database development - MSSQL DB + Entity Framework;
    * Technical documentation;
    * YouTrack project and tasking management system;

  • 11/2018 - 03/2019

    • CANCOM Pironet AG & Co. KG
  • Full stack Senior Developer
  • * Web application development (Agile SCRUM);
    * Software architecture and processes analytics (UML)
    * Business Application development (Grids, Reports, GUI etc.)
    * Responsive design - bootstrap technology;
    * Front End development - responsive design, Bootstrap, HTML5, CSS3,
    JS, jQuery framework;
    * Angular Application development;
    Kendo UI - Front End Framework;
    * DevExpress - Front End Framework;
    * Integration with external data-sources with export and import data
    (API and OData Controllers);
    * Back End development: MVC, WebApi (Standard and OData),C#,
    ASP.NET 4.7,
    * OOP;
    * SignarR - real time programming;
    * Visual Studio 2017, Git, .NET, C#;




    ?


    * Database development - MSSQL DB,
    * T- SQL and Entity Framework;
    * Technical documentation;
    * YouTrack project and tasking management system;

    Techniques used:
    NET 4.7; C#, MVC, Entity Framework, OOP, HTML(5), CSS(3), JS, jQuery,
    Angular, MS SQL, LINQ, Bootstrap, DevExpress, Kendo UI;

  • 06/2017 - 01/2019

    • Yosolis Full Travel Solutions
  • CIO/CTO, Software Engineer and Senior developer
  • * IT project development including System analysis and modelling for
    the multilayer solution architecture;
    * Core Project development (basic back end development);
    * Internal booking system;
    * WEB-API project (REST-Full service, API Key authentication, IP-White
    List) - Export data to external partners and users (GDS and portals:
    TripAdvisor, Travelopo, BookingCom, Novasol etc.)
    * Front End MVC Web Application;
    * MVC Hybrid Mobile application;
    * Multiuser admin application (registration, authentication, GUI);
    * White Label project
    * BackOffice application for travel agencies (CRM, finance, reports,
    analytics etc)
    * Visual Studio 2017, ASP .NET, C#;
    * Database development - MSSQL DB, Classic SQL Connection and
    EntityFramework;
    * Back End development C#, WebApi (C#, ASP.NET 4.7, OOP);
    * Front End and GUI development, MVC, (Bootstrap) HTML5, CSS3, JS (
    JS function and program code without framework) and jQuery
    Framework, DevExpress
    * Microsoft Azure;
    * SignarR - real time programming;
    * Technical documentation;
    * Git;

    Techniques used:
    NET 4.7; C#, Entity Framework, OOP, HTML(5), CSS(3), JS, MVC, Web API,
    MS SQL, LINQ, Bootstrap, DevExpress, jQuery, SignalR

  • 06/2017 - 10/2018

    • Artner EDV
  • Software Engineer and Senior Web application developer
  • (Lead developer)
    * Web application development - Agile SCRUM (development of
    document management system);
    * Visual Studio 2017, TFS, .NET, C#;
    * Responsive design - bootstrap technology;
    * Database development - MSSQL DB, Classic SQL Connection and
    EntityFramework;
    * Back End development WebForms, WebApi (C#, ASP.NET 4.7, OOP);
    * Front End and GUI development (Bootstrap) HTML5, CSS3, JS ( JS -
    * function and program code without framework) and jQuery
    Framework;
    * DevExpress Framework: UI Controls - Web, Mobile and Desktop;
    * SignarR - real time programming;
    * DocuVieware - Powerful Imaging and PDF SDK (ORPALIS -
    GDPicture.NET)
    * System analytics;
    * Development of new error processing system including integration
    with JIRA tasking system;
    * Technical documentation;
    * JIRA project and tasking management system;

    Techniques used:
    NET 4.7; C#, Entity Framework, WebForms, OOP, HTML(5), CSS(3), JS, MVC,
    MS SQL, LINQ, Bootstrap, DevExpress, GdPictures, DocuVieware, SignalR

  • 09/2016 - 03/2017

    • MATicker
  • CTO
  • from EU to Africans countries);

  • 01/2010 - 01/2015

    • Nova Soft Doo
  • Owner, CEO and Software Engineer
  • * Managing a company;
    * IT-Consulting;
    * Product owner and Lead developer;
    * Agile-SCRUM development
    * Software architecture and processes analytics (UML);
    * Business Application development;
    * Project management with outsourcing project development;
    * Web design (.NET 3.5, 4.0 and 4.5; C#; HTML; CSS; JS)
    * Desktop application development (.NET 4.0 and 4.5; C# and MSSQL)

    Techniques used:
    .NET 3.5, 4.0, 4.5; C#,MVC, Razor, Entity Framework ,OOP, HTML(5),
    CSS(3),
    JS, MSSQL, LINQ, Bootstrap

  • 01/2009 - 01/2010

    • KMK Group DOO
  • Web and desktop application developer
  • * Desktop application development (.NET 3.5, C# and MSSQL)
    * Website Development - back end(.NET 3.5, C#)
    * Website Development - front end (HTML, CSS, JS, C#);
    * Control of work and adaptation to different search engines;




    ?


    Control of all elements of the website that are needed for SEO (meta
    tags, H tags, image properties, control the relevance of the content of
    the website);

    Techniques used:
    .NET 3.5, C#, HTML, CSS, JS, MSSQL

  • 01/2006 - 01/2009

  • Freelancer
  • Web design Projects (Mid-Level programmer)
    * Development of CMS Applications (WordPress, Joomla etc.)
    * Development of business applications - custom application
    development;
    * Leased several business hosting packages on Windows and Linux
    platforms.
    * Good knowledge of Plesk Panel, cPanel;
    * Adding domains, subdomains, email accounts, creating databases,
    exporting, importing data, backup;

    Techniques used:
    C#, MS Access, VBA, HTML, CSS, JS, MSSQL, MySQL;

  • 01/2000 - 01/2006

  • Freelancer (Junior/ Mid-Level programmer)
  • * Desktop application development;
    * Development of business applications;
    * Small / Middle financial and accounting software
    * Setting up security camera system and integration to existing computer
    network, ? Computer network; Techniques used:
    MS Access, VBA, DOS

  • 01/1994 - 01/2000

    • Airport "Batajnica"
  • First assistant head of logistic
  • * Electronic data processing
    * System analysis and technical documentation for information system of logistic
    * Development information systems in transport department
    * Responsibility for computers and computer network in logistic department.

GET IN TOUCH

Message:

Sender: