Guido Schedlbauer - Migration of Angular Applications from KeyCloak to Entra ID

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Straubing, Germany

Experience

Nov 2024 - Dec 2024

2 months

Germany

Migration of Angular Applications from KeyCloak to Entra ID

Industry

Migrated various Angular applications to Entra ID using the Microsoft Authentication Library
Analyzed the code
Replaced KeyCloak calls with MSAL (e.g., login, roles, etc.)
Connected to REST services
Fixed UI/UX issues
Performed tests and bug fixes
Operating systems: Windows 10
Tools: Angular, Angular Material, Visual Studio Code, MSAL, Entra ID, Azure, Azure DevOps, Jira, Confluence, JavaScript, HTML, CSS

Oct 2024 - Dec 2024

3 months

Germany

Consulting for Migration of a Legacy SharePoint Application to Blazor

Public Sector/Church Agency

Analyzed the legacy application
Developed migration approach proposals
Created sample code/POC
Supported implementation
Operating systems: Windows 10
Tools: Blazor, C#, Bootstrap, Azure, MS SQL Server, Entity Framework, Active Directory, Visual Studio .NET 2022, ASP.NET Core, JavaScript, HTML, CSS, IIS

Jul 2024 - Dec 2024

6 months

Germany

Development of a Time Tracking Application

IT

Developed a web application for tracking work and project hours
Built the app with Blazor and Bootstrap
Managed clients, projects, and employees
Generated timesheet PDFs
Exported data to CSV, XML, JSON
Added authentication
Connected to SQL Server and SQLite via Entity Framework
Managed project in Azure DevOps
Set up builds and releases in Azure DevOps
Deployed as web app on MS Azure
Operating systems: Windows 10
Tools: Blazor, C#, Bootstrap, Azure, MS SQL Server, SQLite, mySQL, MariaDB, Entity Framework, Visual Studio .NET 2022, .NET Core, ASP.NET Core, XSLT, PDF generator, JavaScript, HTML, CSS, YAML, Git, Azure DevOps, Plesk, Windows Server, IIS, Kanban

Sep 2023 - May 2024

9 months

Germany

Support and Enhancement of Various Customer Projects

IT

Analyzed and fixed errors in an Excel application
Investigated performance issues in an Access application
Supported enhancements of an Access application (e.g., SQL Server via ODBC)
Developed an Access app to manage purchases, sales, items, price lists, customers, and suppliers
Operating systems: Windows 10
Tools: Microsoft Office, Excel, Access, VBA, MS SQL Server, ODBC

Aug 2019 - Jul 2023

4 years

Germany

Software Development, Consulting, and Support

Medical Technology

Developed an app for creating prescriptions and medication plans for inpatient and outpatient care
Built frontend with Angular and Angular Material (UI/UX)
Developed backend REST services in C#/.NET Core
Integrated with Gematik’s telematics infrastructure for e-prescriptions
Defined software architecture
Designed UI/UX with UI designers
Defined REST APIs and models using Swagger Editor/OpenAPI
Authored software documentation
Integrated external services (e.g., drug database, print) via REST
Fetched and displayed drug data from ABDA
Handled national medication plans (XML/ultra-short format)
Communicated with FHIR server
Read, created, and processed FHIR resources
Used FHIR Search
Updated Angular version and packages
Followed medical device quality processes
Conducted code reviews
Complied with KBV requirements
Managed repositories, builds, releases, pipelines in Azure DevOps
Participated in risk management for medical device development
Served as lead developer and architect/technical lead
Achieved software and interface certification by KBV
Scrum
Operating systems: Windows 10, Windows Server 2008, Docker
Tools: Angular, Angular Material, REST, Azure, FHIR, FHIR .NET API, Swagger, OpenAPI, Vonk FHIR Server, Firely Server, TypeScript, JavaScript, HTML, CSS, Visual Studio 2019, Visual Studio Code, C#, .NET Core, ASP.NET Core, Web API, YAML, Git, Postman, Azure DevOps, Docker, Scrum

Sep 2017 - Aug 2019

2 years

Germany

Software Development, Consulting, and Support

Medical Technology

Developed an app for creating and editing medication plans (XML/ultra-short format)
Built frontend with Angular and Angular Material
Developed backend REST services in C#/.NET Core
Added scanning feature using a hand scanner
Compared different medication plans
Designed and built REST services to connect practice management systems
Integrated external services (e.g., drug database, print)
Fetched and displayed drug data from ABDA
Followed medical device quality processes
Managed repos, builds, releases in Azure DevOps/VSTS
Project language: English
Participated in risk management for medical device development
Lead developer and architect
Scrum
Operating systems: Windows 10, Windows Server 2008
Tools: Angular, Angular Material, REST, Azure, TypeScript, JavaScript, HTML, CSS, Visual Studio 2017/2019, Visual Studio Code, C#, .NET Framework 4.7, .NET Core, Web API, ASP.NET, VSTS, Git, Azure DevOps, Scrum

Apr 2017 - Aug 2017

5 months

Germany

Software Development, Consulting, and Support

Federal Employment Agency, IT Division

Built a new system based on EngageOne to replace the current template engine
Ensured successful trial operation of EngageOne
Reviewed software and docs for acceptance
Automated EngageOne installation with Python scripts and WebLogic Scripting Tool
Created C# installation tools to simplify setup
Assisted in connecting services to EngageOne (e.g., e-file, address lookup)
Operating systems: Windows 7, Windows Server 2008, Linux
Tools: Visual Studio 2015, C#, .NET Framework 4.0/4.5, WebLogic, WebLogic Scripting Tool, EngageOne, Python, ADO.NET, ASP.NET, DevExpress, SQL Server 2008, Oracle SQL Developer, Team Foundation Server

May 2010 - Feb 2017

6 years 10 months

Germany

Software Development, Consulting, and Support

Federal Employment Agency, IT Division

Developed, maintained, and operated software in a large IT environment
Enhanced central print system for documents sent from branches to Nuremberg for printing and dispatch
Maintained and improved template distribution system for branches
Supported execution of business templates for the Federal Employment Agency
Developed critical applications
Built WCF services and integrated existing services
Ported a PHP web app to ASP.NET
Developed software in VB.NET and SQL Server
Created various tools
Analyzed apps and designed redesign concepts
Wrote technical concepts for new development and redesign
Performed error analysis and troubleshooting
Analyzed a PHP system for migration to ASP.NET
Evaluated VB6 to VB.NET migrations
Migrated SQL Server 2000 to 2008
Upgraded VB6 apps to VB.NET
Data migration (SQL Server 2000 to 2008)
Created SSIS packages for SQL Server 2008 migration
Data modeling
Operating systems: Windows XP/7, Windows Server 2003/2008
Tools: Visual Studio 2008/2010/2012/2015, .NET Framework 3.5/4.0/4.5, ADO.NET, Stored Procedures, VB.NET, ASP.NET, AJAX, DevExpress, Entity Framework, SQL Server 2000/2008, Office 2007/2010/2013, Team Foundation Server, SourceSafe, Visual Basic 6, MS Access, VBA, XML, WCF, MSMQ, SSIS, SOA, PHP, Unit Tests, SandCastle, accessible UI, UML, ITIL

Feb 2009 - Mar 2010

1 year 2 months

Germany

Development of a Web-Enabled Terminology and Translation Platform

Documentation, Translation, and Software Services

Designed solution
Modeled data and implemented MS SQL Server database
Defined and developed object model
Built UI in ASP.NET
Created ASP.NET user controls
Managed translations in a term-based structure
Handled multiple dictionaries, each in its own SQL database, with multi-database access
Allowed custom data structures defined by users via wizards, reflected in data and object model
Managed users and permissions
Imported data from XML and CSV
Imported translation memories
Supported TBX import/export
CSV export
Set up ASP.NET and IIS environments
Led project delivery on fixed-price basis
Operating systems: Windows Vista, Windows 7, Windows Server 2003
Tools: Visual Studio 2005, VB.NET, ASP.NET, ADO.NET, MS SQL Server 2005/2008, IIS, Stored Procedures

Oct 2008 - Apr 2010

1 year 7 months

Germany

Maintenance and Enhancement of Software for Power Plant Construction

Plant Engineering / Energy

Maintained and enhanced a document management app for power plant projects
Supported a fill-data management app for heat shield installations in power plants
Implemented user requirements
Fixed bugs
Provided user support
Operating systems: Windows XP
Tools: Visual Studio 2008, Visual Studio 2003, .NET 2.0/3.0, Crystal Reports, ADO.NET, VB.NET, C#, SQL Server 2000/2005, Team Foundation Server

Oct 2008 - Feb 2009

5 months

Germany

Development of a Statistical Analysis App for Translation Software Quality Data

Documentation, Translation, and Software Services

Designed solution
Modeled data
Built interface to import XML data into database
Developed WinForms UI for data selection and output
Created reports with Crystal Reports
Led project on fixed-price basis
Operating systems: Windows Vista
Tools: Visual Studio 2005, VB.NET, ADO.NET, Crystal Reports, MS SQL Server 2005, WinForms

Aug 2008 - Oct 2008

3 months

Germany

Development of Word Templates for Internal Document Management

Consulting

Designed solution
Built Word templates with VBA to automate document creation (metadata fields like document number, author, validity date, status)
User dialog for input
Auto-generated fields (e.g., document number)
Custom toolbar integration
PDF features (create PDF, add metadata for DMS)
Automated Acrobat
Multi-language template (German, English) with language selection wizard
Operating systems: Windows XP
Tools: MS Word, VBA, PDF, Adobe Acrobat

Apr 2008 - Sep 2008

6 months

Germany

Development of an App to Manage Heat Shield Fill Data in Power Plants

Plant Engineering / Energy

Managed and prepared data for sealing pipe penetrations per safety standards (fire, radiological)
Considered pipe movements under normal and emergency conditions
Designed solution
Modeled data
Built WinForms UI and domain models
Imported PDMS data
Created ASP.NET intranet app (WebForms)
Worked internationally
Operating systems: Windows XP
Tools: Visual Studio 2008, .NET 2.0/3.0, Crystal Reports, ADO.NET, VB.NET, C#, SQL Server 2000, Enterprise Architect, Team Foundation Server, WinForms, WebForms

Mar 2008 - Dec 2009

1 year 10 months

Germany

Development of a B2B Platform for Hospitality

Hospitality

Designed solution and data model
Built web app in ASP.NET
Hosted and maintained internet server
Maintained and enhanced software
Administered web server
Operating systems: Windows Vista
Tools: Visual Studio .NET, ASP.NET, ADO.NET, VB.NET, C#, MS SQL Server 2005, IIS

Nov 2007 - Mar 2008

5 months

Germany

Design and Setup of Internal IT Infrastructure

Consulting

Planned, implemented, and managed internal IT infrastructure
Evaluated ERP systems for company adoption
Procured, installed, and commissioned hardware and software
Configured VOIP telephony
Wrote IT concepts and evaluated components
Documented processes
Created Word templates with VBA to automate document creation
Operating systems: Windows XP
Tools: VBA, MS Office

Aug 2007 - Nov 2007

4 months

Germany

Enhancement and Support of a Web App for Intranet User Rights Requests

HypoVereinsbank – HVB Information Services

Enhanced a web app for branch users to request rights (drive access, host rights, etc.)
Operating systems: Windows XP
Tools: .NET 1.1, C#, ASP.NET WebForms, ADO.NET, MS Visual Studio .NET, Web Services, IBM WebSphere MQ Workflow, MS SQL Server, IIS, MS Visual SourceSafe

Feb 2007 - Jun 2007

5 months

Germany

Development of a Web App for HR Metrics Collection and Analysis

adidas group – World of Global IT

Solely developed an ASP.NET app to collect and analyze HR data worldwide
Decentralized data entry via intranet
Generated reports with Crystal Reports
Authenticated via Active Directory
Stored data in MS SQL (including data model and views)
Project partly in English
Operating systems: Windows XP
Tools: .NET 2.0, VB.NET, C#, ASP.NET WebForms, ADO.NET, MS Visual Studio .NET, MS SQL Server, Crystal Reports, IIS, Excel

Mar 2006 - May 2006

3 months

Germany

Development of an Interface to Messenger Services

Internet Services

Analyzed messenger protocols (AIM, MSN, ICQ, Yahoo, Skype)
Built interfaces to integrate messenger services into websites (login, send/receive messages)
Developed sockets with System.Net
Created a messenger client using the interface
Built a Windows service for automated message sending
Integrated into ASP.NET sites
Operating systems: Windows XP
Tools: VB.NET, C#, ASP.NET, MS Visual Studio .NET, messenger networks (Yahoo, MSN, ICQ, AIM, Skype), MS SQL Server, Stored Procedures, Windows Service, System.Net Sockets

Feb 2006 - Jul 2007

1 year 6 months

Germany

Development of Document Management Software for Power Plant Construction

Plant Engineering / Energy

Created a document management system for a power plant project
Built a web info system for analyzing approval processes in piping and HVAC construction
Imported PDMS data
Developed reporting system with Crystal Reports and custom user function library for barcodes
Designed multilayer architecture
Maintained and enhanced existing software
Led subprojects in an international environment
Operating systems: Windows XP
Tools: VB.NET, C#, ASP.NET, WinForms, WebForms, ADO.NET, Stored Procedures, MS Visual Studio .NET, MS SQL Server, Crystal Reports, Subversion

Aug 2005 - Sep 2005

2 months

Germany

Set Up of Internet Presence Using Microsoft Content Management Server

IT Service Provider

Installed and configured CMS
Developed templates in Visual Studio .NET
Managed roles and permissions
Deployed and migrated content
Operating systems: Windows XP, Windows Server 2003
Tools: Microsoft Content Management Server, IIS, MS SQL Server, VB.NET, ASP.NET, MS Visual Studio .NET

Jan 2005 - Jul 2005

7 months

Germany

Development of an App for Managing and Tracking Recruitments

Consulting

Built modules for contacts, companies, applicants, and task lists
Designed data model
Created skills database
Tracked applications, interviews, calls
Attached files via file system
Multi-user with roles and permissions
Reporting
Connected to remote mySQL via ODBC
Built WinForms UI
Operating systems: Windows XP
Tools: .NET, VB.NET, C#, mySQL, ODBC, ADO.NET, Crystal Reports, MS Access, MS Visual Studio .NET

Sep 2004 - Dec 2004

4 months

Germany

Development of a PC-Based Quality Control App in Industry

Industry

Designed solution
Built admin, test, and analysis UI (WinForms)
Created object model for stepwise tests with conditions and workflows
Automated quality status determination (rework, scrap, OK)
Saved data in XML with future database layer (ADO.NET DataSets)
Developed touchscreen-friendly UI
Designed reports with Crystal Reports
Printed test protocols, rework lists, statistics
Implemented hardware-based licensing
Installed software
Led project (2 devs)
Operating systems: Windows XP
Tools: VB.NET, ADO.NET, C#, Crystal Reports, Windows Installer, XML, MS Visual Studio .NET

Jun 2004 - Jun 2004

1 month

Germany

Development of a Component for Controlling Internet Connections

In-House Development

Used Windows Socket (wsock32.dll, wininet.dll)
Managed dial-up networking (RAS)
Defined interface
Operating systems: Windows XP
Tools: Visual Basic 6.0, Windows Sockets, Windows API

Dec 2003 - Jan 2004

2 months

Germany

Development of Winsock and SMTP Component for Sending Emails from Apps

In-House Development

Used Windows Socket (wsock32.dll) for internet communication
Communicated with SMTP server
Implemented SMTP authentication and POP before SMTP
Encoded attachments in base64 and MIME
Defined interface
Operating systems: Windows XP, Linux
Tools: Visual Basic 6.0, SMTP protocol, VB.NET, C#, Windows Sockets, Windows API, Sendmail, Telnet

Jan 2000 - Feb 2000

2 months

Germany

Porting ASP Scripts (Add-On for MS Systems Management Server) to Visual Basic

Siemens Business Services

Converted ASP scripts into an ActiveX DLL
Integrated ActiveX DLL into IIS and ASP
Refactored and optimized code
Operating systems: Windows 95, Windows NT
Tools: Visual Basic 6.0, Visual InterDev, IIS, MS Systems Management Server, MS SQL Server

Jan 1999 - May 2005

6 years 5 months

Germany

Operation of an Internet Service and Hosting

Internet Services

Administered Linux web server
Applied updates (PHP, mySQL)
Managed users and permissions
Configured Apache and sendmail
Set up mySQL
Implemented anti-spam measures
Developed various websites
Installed and configured Postnuke and Typo3
Developed Postnuke modules
Wrote Perl scripts for admin tasks
Managed domains and DNS
Provided customer support
Operating systems: Linux (Suse, Debian)
Tools: Apache, sendmail, mySQL, Telnet, SSH, Typo3, Postnuke, Perl, HTML, PHP, DNS, SMTP, POP3

Apr 1998 - Dec 2003

5 years 9 months

Germany

Software Development, Consulting, and Support

DATEV eG

Designed and built various apps for tax advisor offices
Project “Information System”
Developed database-agnostic system for data analysis of tax advisors’ records
Used MS SQL Server and ODBC, MS Access for metadata
Collaborated on concepts with business stakeholders
Led projects (design, coding, test support, optimization, maintenance)
Migrated Access 97 to 2000 (VBA code, interface compatibility)
Created reporting tool to replace Access report engine
Programmed in Visual Basic
Debugged and analyzed errors
Developed complex system software for Windows 95/98/NT/ME/2000/XP in large environment
Team development
GUI programming
Built COM/ActiveX components and interfaces
Component-based development
Automated Euro conversion software
Designed and built UIs
Maintained and enhanced existing apps
Improved user workflows
Developed various tools
Provided consulting and support
Last level support
QA and software testing

Jun 1996 - Dec 1997

1 year 7 months

Germany

Development (and Enhancement) of an HTML Editor

Software Sales / In-House Development

Built three versions
Implemented MDI UI
Embedded MS Internet Explorer for HTML display
Created wizards for automatic HTML code generation
Built tools (image map editor, image viewer)
Implemented FTP client
Wrote documentation and help files
Operating systems: Windows 95
Tools: Visual Basic 4.0 and 5.0; NetManage Internet Control Pack, ActiveX Automation of IE 4.0

Germany

Various IT Projects and Activities

Developed ActiveX controls
Created various tools
Built graphics display and print tool
Edited CGI scripts
Wrote JavaScript
Web development and design
Platforms: Windows 95, Visual Basic 4.0/5.0, Perl, web servers, HTML editors, graphics tools, Delphi 1.0