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Location

Poland

Rate

$15  / per hour

Years of experience

14+

About

Experienced in working with design patterns and implementing source code according to requirements, with a primary focus on GIS, .NET (C#), JS, and related technologies. Proficient in creating technical documentation and conducting code reviews to enhance code quality. Skilled in developing both back-end and front-end layers of web applications, and adept at working with REST and SOAP protocols. Experienced in building web applications using frameworks like React and AngularJS, as well as working with GIS/spatial data. Experienced in writing unit tests and implementing test-driven development. Familiar with version control systems like GIT and collaboration tools like Jira. Passionate about creating innovative solutions that meet the needs of users and businesses alike.

Tech Stack

GIS, .NET, API, C#, CSS, Git, HTML, JavaScript, Jira, MongoDB, Node.js, Oracle, React, Redux, SQL

Experience

  • Spearheaded the development of proprietary products leveraging Google/Leaflet maps, utilizing a modern tech stack including React (redux, hooks), .NET Core, Firebase, Node.js, MongoDB, Docker, SQL Server, Material UI, and Bootstrap.
  • Drove the development of core application features, conceptualizing and implementing intricate feature sets.
  • Crafted meticulous technical documentation to guide project stakeholders and facilitated seamless collaboration through version control with GIT.
  • Engineered web layers encompassing back-end, front-end, and data components, leveraging REST and SOAP protocols for seamless integration.
  • Produced comprehensive technical documentation and collaborated closely with IT analysts to refine project documentation.

Employment history

Senior Full Stack Developer, Alm Services 2019 - since

-Designed and implemented solutions using .NET (C#), JavaScript, and related technologies.
-Created comprehensive technical documentation to support development and maintenance processes.
-Conducted code reviews to ensure quality and improve existing codebases.
-Developed web layers (backend, frontend, and data) using various technologies, including JS, C#, and PL-SQL.
-Utilized REST and SOAP protocols for web services development and integration.
-Developed GIS and spatial solutions using Oracle and Python (qGis, PyQGis).
-Worked with Oracle APEX for application development.
-Managed version control and project tracking using Git, GitLab, and Jira.

Technologies:
-DOTNET CORE 3, .NET FRAMEWORK (MVC, WebApi2), jQuery, Oracle, GIS (spatial), nHibernate, IoC, Automapper, Javascript, React, CSS, HTML, Design Patterns, Moq, CastleWindsor, Dapper, ErgoMap, Google API, Google Maps, and many others.

Senior Full Stack Developer, iDataSystems Erwin Czerniawski 2017 - since

-Created custom products utilizing Google/Leaflet maps with a tech stack including React (Redux, hooks), .NET Core, Firebase, Node.js, MongoDB, Docker, SQL Server, Material UI, and Bootstrap.
-Built desktop applications for the transport sector, focusing on .NET and SQL Server.
-Developed tools and applications based on frontend technologies like React, AngularJS, Google/Leaflet maps, and Node.js.
-Implemented CI/CD processes using GitLab.

Senior Full Stack Developer, GeoSolution/Alm Services 2017 - 2019

Working with design patterns, implementation source code according to requirements mainly using .NET (C#), JS and related.
-Developed solutions using design patterns, .NET (C#), and JavaScript according to client requirements.
-Created and maintained technical documentation.
-Collaborated with IT analysts to create detailed documentation.
-Developed web services using REST and SOAP protocols.
-Implemented frontend layers using DevExtreme controls (JavaScript and Razor syntax).
-Coordinated CI/CD processes and performed code reviews.
-Managed version control and project tracking with Git, GitLab, and Jira.
Technologies:
-.NET (MVC, WebApi2), jQuery, Oracle, GIS (spatial), nHibernate, IoC, Automapper, Javascript, DevExtreme, DevExpress JS, CSS, HTML, Razor, WebServices, Design Patterns, Moq, CastleWindsor, Hexagon Gis maps and many others.

Senior Full Stack Developer/Architect, Exito 2015 - 2017

Working with design patterns, implementation source code according to requirements.
-Led the architectural design and development of web applications.
-Created and maintained comprehensive technical documentation.
-Developed frontend applications using AngularJS, DevExtreme, HTML, JavaScript, and Bootstrap.
-Implemented backend solutions using .NET, SQL Server, and nHibernate.
-Conducted unit testing using the NUnit framework.
-Managed version control and project tracking with Git.
Technologies:
-NET (MVC, WebApi2), jQuery, AngularJS, SqlServer, nHibernate, DevExtreme JS, DevExpress, CSS, HTML, Razor, WebServices, Moq, CastleWindsor.

Web Developer, Euvic 2017 - 2018

-Developed web solutions using .NET (MVC, WebApi2), JavaScript, AngularJS, Oracle, and nHibernate.
-Created and maintained technical documentation.
-Worked within SCRUM methodology for project management.
-Managed version control and project tracking with Git and GitLab.

Technologies:
-.NET (MVC, WebApi2), jQuery, AngularJS, Oracle, nHibernate, DevExtreme, CSS, HTML, Razor, Soap, SoupUI, WebServices, WCF, NUnit framework, Moq,
CastleWindsor.

Full stack Web Developer, IdeasOn 2016 - 2017

-Developed core application features and created feature concepts.
-Created and maintained technical documentation.
-Worked within SCRUM methodology for project management.
-Implemented test scenarios and responsible for model, business logic, and frontend layers.
-Managed version control with Git.
-Responsible for model, business login and front-end layers.

Technologies:
-.NET (MVC, WebApi2), jQuery, AngularJS, SqlServer, nHibernate, boostrap, WrapBootstrap, CSS, HTML, Razor, WebServices, NUnit framework, Moq, GIT,
Azure.

Web Developer, Invent On 2015 - 2016

-Developed insurance and financial applications based on .NET platform.
Planned, modeled, and implemented backend and frontend layers of web applications.
-Created and maintained technical documentation.
-Worked within SCRUM methodology for project management.
-Managed version control and project tracking with TFS.
Using technologies: .NET ASP Web Api2, MVC, Sql Server, AngularJS, JavaScript, nHibernate, Entity Framework, T-SQL, (view – bootstrap).

Web Developer, Euvic 2015 - 2016

Worked on .NET web solutions based on ASP MVC WebApi, JavaScript, jQuery, Kendo controls, WCF, Automapper, Ninject, IoC, XML, XSLT, WebServices.
-Worked on unit test implementation.
-Systems integration using Oracle Service Bus. Building and improving OSB solutions for many external systems.
-Worked on Oracle PL-SQL (Oracle SQL Developer).
-Worked with version control system and bug tracking system (SVN, GIT, Mantis, Jira).
-Using Case tools: Testlink, Oracle SQL Console, Oracle SB Console.
-Worked with documentation.

Web Developer, Euvic (short project for external client – desktop dedicated application) 2015 - 2016

-Created a .NET Desktop application using TCP, Telnet protocole for cooperating with external barcode scanners.
-Developed Document Processing Framework and web applications for external clients.
-Worked with SQL Server T-SQL for data integration with Kofax.
-Managed GIT repositories and provided training in Bern.
-Developed applications using DotNetNuke for clients.
-Using technologies: .NET, WebForms, EntityFramework, Sql Server, network libs, SICK libs, XML, XSLT, AutoMapper etc.

Web Developer, LGBS 2015 - 2015

-Worked on .NET web solutions based on ASP MVC WebApi, JavaScript, jQuery, Kendo controls, WCF, Automapper, Ninject, IoC, XML, XSLT, WebServices.
-Worked on unit test implementation.
-Systems integration using Oracle Service Bus. Building and improving OSB solutions for many external systems.
-Worked on Oracle PL-SQL (Oracle SQL Developer).
-Worked with version control system and bug tracking system (SVN, GIT, Mantis, Jira).
-Using Case tools: Testlink, Oracle SQL Console, Oracle SB Console.
-Worked with documentation.

Web Developer, Swiss Post Solutions 2012 - 2015

-Document Processing Framework development.
-Worked on SQL Server TSQL (integration data wtih Kofax).
-Worked with GIT repository (managing) (Training in Bern).
-Web application for external clients based on .Net and SQL Server.
-1,5 year with DotNetNuke. Development application based on DNN for client.

Test engineering and development, Intel Corporation 2010-2012

-Conducted comprehensive software validation and testing to ensure quality and performance.
-Automated test cases to improve testing efficiency and coverage.
-Collaborated with cross-functional teams to identify and resolve software defects.
-Documented test results and provided detailed reports to stakeholders.
-Participated in code reviews and contributed to the continuous improvement of testing methodologies.

Education history

Warsaw University of Technology 2007 - 2011 Specialization: Computer Science (3,5y - Engineer).
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