Miroslaw Szega
.NET Software Architect/Developer
Experience
Senior Software Architect / Full-Stack Developer
Software Kitchen GmbH
Concept and development of a C#, .NET Core 8, Blazor-based SaaS solution for workforce planning and management of security services.
Responsibilities
- Develop the application with C# and .NET Core 8
- Design the user interface with Blazor, Radzen, and Telerik
- Integrate Telerik components for advanced UI features
- Use Dependency Injection (DI) and Inversion of Control (IoC) to optimize the architecture
- Use Visual Studio 2024 for development
- Manage versioning and team collaboration with Git and Azure DevOps
Tools & Technologies C#, .NET Framework, .NET Core, ASP.NET Core, Entity Framework Core, Blazor, Visual Studio 2024, ReSharper, Telerik, Radzen, WPF, XAML, T-SQL, Azure SQL Server, DevOps, JavaScript, Linq, IoC, DI, Json, XML, Git, Agile, Scrum, Kanban, Docker, OAuth 2.0, REST API, HTML, CSS, Clean Code, Unit Tests, TDD, VBA (Visual Basic for Applications)
Senior Software Developer
Infoteam Software AG
Design and development of production control software, with a strong focus on efficiency and reliability in manufacturing processes. The software was built using modern technologies and continuously tested to ensure high stability and performance.
Responsibilities
- Develop software for monitoring and controlling production processes
- Perform unit tests to ensure code quality and stability
- Analyze and fix bugs
- Apply the MVVM pattern and use WPF and XAML for the user interface
- Use Dependency Injection (DI) and Inversion of Control (IoC) to improve the architecture
- Use Entity Framework for database communication
- Manage versioning and CI/CD with Azure DevOps and Git
- Work with PostgreSQL and MS SQL for data management
- Use Visual Studio 2022 and ReSharper for development and code optimization
Tools & Technologies C#, .NET Core 6, Entity Framework Core, Visual Studio 2022, ReSharper, WPF, XAML, T-SQL, PostgreSQL, MS SQL Server, DevOps, Linq, IoC, DI, Json, XML, Git, Agile, Scrum, Kanban, REST API, Clean Code, Unit Tests
Senior Software Developer
Laser Imaging Systems GmbH
Further development of software/HMI for controlling PCB systems (printed circuit board manufacturing). The project aims to optimize the existing control software through refactoring, bug fixing, and adding new features.
Responsibilities
- Further develop and customize the HMI software for controlling production systems
- Refactor code to improve quality and performance
- Analyze and fix software bugs
- Design and implement new features and optimize existing functions
- Apply the MVVM pattern and use Prism and Unity for modular development
- Use Dependency Injection (DI) and Inversion of Control (IoC) to improve maintainability and flexibility Miroslaw Szega Senior .NET Software Developer
- Use Visual Studio 2024 and ReSharper for development and code quality assurance
- Manage version control and team collaboration with Git
Tools & Technologies C#, .NET Framework, .NET Core, Entity Framework Core, Visual Studio 2024, ReSharper, Telerik, Radzen, WPF, XAML, T-SQL, Azure SQL Server, DevOps, Linq, IoC, DI, Json, XML, Git, Agile, Scrum, Kanban, Docker, gRPC, Clean Code, Unit Tests, TDD
BHS Intralogistics GmbH
- New development of software for managing and controlling AGVs (Automated Guided Vehicles) to increase efficiency and reliability of intralogistics processes
- Develop the software using C# and .NET Core 6
- Design and implement the user interface with Blazor and JavaScript
- Implement REST APIs for communication with external systems
- Use Entity Framework for database integration with PostgreSQL
- Apply Dependency Injection (DI) and Inversion of Control (IoC) to improve software architecture
- Comply with VDA 5050 standards for AGV control
- Implement authentication mechanisms with OAuth 2.0
- Use Visual Studio 2022, ReSharper, and GitLab for development and code management
- Use HTML and CSS for front-end elements
- Technologies: C#, .NET Core 6, Blazor, JavaScript, CSS, VDA5050, OAuth 2.0, REST, DI and IoC, GitLab, Visual Studio 2022, PostgreSQL, Entity Framework, ReSharper
CheckMyBus GmbH
- Migrate an existing application from ASP.NET MVC to .NET Core to improve performance, scalability, and maintainability
- Migrate code and features from ASP.NET MVC to .NET Core 3.1
- Develop and implement microservices using Entity Framework and Azure SQL
- Create and optimize REST APIs for integration with existing systems
- Use Azure App Service and Azure Container Apps for deployment in a cloud environment
- Implement security mechanisms with OAuth 2.0
- Use HTML, CSS, and JavaScript to customize the user interface
- Apply Dependency Injection (DI) and Inversion of Control (IoC) to optimize the software architecture
- Handle version control and CI/CD management with Azure DevOps
- Use Visual Studio 2019 and ReSharper for development and code optimization
- Technologies: C#, .NET Core 3.1, JavaScript, DI and IoC, Visual Studio 2022, Azure DevOps, Azure SQL, Azure App Service, Azure Container Apps, OAuth 2.0, REST, HTML, CSS, ReSharper
RWE Power AG
- Implementation of new features in an application to support mining and water management processes
- Development and implementation of functions in an existing application
- Creation and optimization of Oracle SQL scripts and stored procedures
- Designing the user interface with WPF, MVVM and XAML
- Using Visual Studio 2019 and ReSharper to improve code quality
- Using TFS for version control and task management
- Technologies: C#, .NET Framework 4.7.2, WPF, MVVM, XAML, Visual Studio 2019, ReSharper, PL-SQL/Oracle, TFS
Motus Software GmbH
- Migration and redevelopment of existing Windows Forms applications to a WPF-based architecture to modernize and improve usability
- Migration of applications from Windows Forms to WPF
- Developing user interfaces using WPF, MVVM and DevExpress
- Using Dependency Injection (DI) and Inversion of Control (IoC) to improve the architecture
- Using Visual Studio 2019 and ReSharper for development and code optimization
- Using DevOps to automate CI/CD processes
- Database integration with MS-SQL
- Technologies: C#, .NET Framework, .NET Standard, WPF, DevOps, DevExpress, Visual Studio 2019, ReSharper, MS-SQL
Carl Zeiss Microscopy GmbH
- Implementation of the user interface for image analysis using WPF and MVVM
- Developing user interfaces using WPF and MVVM
- Using Dependency Injection (DI) and Inversion of Control (IoC) to improve the architecture
- Using Visual Studio 2019 and ReSharper for development and code optimization
- Using DevOps to automate CI/CD processes
- Technologies: C#, .NET Framework, .NET Standard, .NET Core, WPF, DevOps, Visual Studio 2019, GIT, Azure DevOps
HEKUMA GmbH
- Designing and developing a web application for project management with .NET Core
- Designing and developing user interfaces
- Database design
- Technologies: C#, .NET Core 3.1, IoC, DI, Kendo UI, JavaScript, CSS, Azure DevOps, Visual Studio 2017
Dorotheum GmbH & Co KG Wien
- UI development and reporting with WPF, MVVM and Telerik Reporting
- Developing user interfaces using WPF and MVVM
- Using Visual Studio 2019 and ReSharper for development and code optimization
- Technologies: C#, WPF, MVVM, IoC, DI, Telerik, ASP.NET MVC WebApi, PL-SQL, SVN, GIT, Jira, Visual Studio 2017
ERGO
- UI implementation and business logic development for health insurance
- Technologies: C#, ASP.NET WebForms, MS-SQL, TFS, Visual Studio 2013
Coding Ant GmbH
- UI implementation and business logic development using ASP.NET MVC and Windows Forms
- Technologies: C#, ASP.NET MVC, Windows Forms, REST, Azure SQL, TFS, Visual Studio 2015, DevExpress, GIT, Azure, Jira
HEKUMA GmbH
- Design and development of HMI (Human Machine Interface) for high-performance automation systems
- Technologies: C#, WPF, MVVM, Prism, OWIN, Azure SQL, TFS, Visual Studio 2013, Telerik, SVN
HEKUMA GmbH
- Design and development of a web-based database management tool for high-performance automation systems using AngularJS and NodeJS
- Technologies: AngularJS, JavaScript, NodeJS, Visual Studio 2013, Kendo UI, SVN, MVVM
HiFi Components GmbH
- New development/migration of existing in-house software
- Technologies: C#, ASP.NET MVC, ASP.NET WebForms, jQuery, Kendo UI, GIT, MVVM
EXTEDO GmbH
- Development of a Regulatory Information Management System (RIMS)
- Technologies: C#, ASP.NET MVC, HTML, jQuery, JavaScript, DevExpress, Visual Studio 2013, IoC and DI, TFS, Postman, NUnit
Omniga GmbH & Co KG
- Design and development of UI (WPF, MVVM) and backend
- Technologies: C#, WPF, Telerik, Visual Studio 2012, MVVM, WCF, IoC and DI, TFS
DMS Systems GmbH
- Design and development of UI (WPF, MVVM) and backend for insurance
- Technologies: C#, WPF, Visual Studio 2010/2012, MS-SQL, MVVM, WCF, IoC and DI, TFS, DevExpress, Crystal Reports
POLLUX GmbH
- Design and development of UI (WPF, MVVM) and backend for invoicing
- Technologies: C#, Windows Forms, Visual Studio 2008, MS-SQL Compact, Crystal Reports
DMS Systems GmbH
- Design and development of an application for insurance needs assessment and calculations (WPF, MVVM)
- Technologies: VB.NET, C#, Windows Forms, Visual Studio 2008, MS-SQL, Crystal Reports
F-Sec
- Developed an application for personnel planning and management in MS Access
- Technologies: Microsoft Access 2007, VBA
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Manufacturing (5.5 years), Insurance (5.5 years), Information Technology (4.5 years), Arts and Crafts (2.5 years), Biotechnology (1.5 years), and Pharmaceutical (1.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (18 years), Product Development (10.5 years), Quality Assurance (4 years), Business Intelligence (2.5 years), and Accounting (0.5 years).
Summary
Experience in software architecture and development for over 18 years. Specialized in .NET frameworks, WPF, Blazor, ASP.NET, and Microsoft Azure. Extensive knowledge in software architecture, design patterns, and modern development practices, combined with hands-on expertise in agile environments and DevOps. Broad industry experience—from manufacturing to services to energy—allows delivering tailored solutions focused on quality and scalability.
Skills
Software Architecture & Design Patterns: 15+ Years Of Experience With Inversion Of Control (Ioc), Dependency Injection, And Mvvm.
.Net Development: Expert In C#, .Net Framework (18 Years), .Net Core (6 Years), Wpf (10 Years), Asp.net Mvc And Blazor (5 Years).
Database Management: Solid Knowledge Of Microsoft Sql Server, Azure Sql, Postgresql, And Oracle Pl/sql.
Front-end Development: Excellent Know-how In Wpf, Xaml, Telerik, Kendo Ui, Radzen, Devexpress, And Html/css.
Devops & Cloud: Extensive Experience With Azure Devops, Azure Cloud Services, Ci/cd Pipelines, Git, And Tfs.
Testing & Quality Assurance: Creating Unit Tests, Integration Tests, And Refactoring Existing Systems.
Programming Languages: C#, Vb.net, Javascript, Typescript.
Frameworks: .Net (Framework & Core), Wpf, Asp.net (Mvc & Web Forms), Blazor, Entity Framework.
Databases: Microsoft Sql Server, Postgresql, Oracle Pl/sql, Azure Sql.
Front-end Technologies: Wpf, Telerik, Kendo Ui, Devexpress, Html/css, Angularjs.
Cloud & Devops: Azure Cloud, Azure App Services, Azure Devops, Git, Ci/cd Pipelines.
Tools & Platforms: Visual Studio (2010–2024), Resharper, Jira, Postman, Gitlab, Svn.
Languages
Education
Fernuniversität in Hagen
Computer Science, minor in Electrical Engineering · Hagen, Germany
Schlesische Technische Universität in Gleiwitz
Electrical Engineering and Telecommunications · Gliwice, Poland
Technikum in Kattowitz
Katowice, Poland
Certifications & licenses
Microsoft Certified Technology Specialist: .NET Framework
Profile
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