Andreas Grutz - Senior Fullstack Developer · .NET & Angular · AI Integration · Cloud

Q: Where is Andreas based?

Andreas is based in Erkrath, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Andreas speak?

Andreas speaks the following languages: German (Native), English (Intermediate) .

Q: How many years of experience does Andreas have?

Andreas has at least 30 years of experience. During this time, Andreas has worked in at least 14 different roles and for 16 different companies . The average length of individual experience is 1 year . Note that Andreas may not have shared all experience and actually has more experience.

Q: What is Andreas's latest experience?

Andreas's most recent position is Senior Fullstack .NET (Core) & Angular Developer at IT service provider .

Q: What companies has Andreas worked for in recent years?

In recent years, Andreas has worked for IT service provider , Compliance Management , and Media .

Q: Which industries is Andreas most experienced in?

Andreas is most experienced in industries like Information Technology , Banking and Finance , and Transportation . Andreas also has some experience in Retail , Media and Entertainment , and Energy .

Q: Which business areas is Andreas most experienced in?

Andreas is most experienced in business areas like Information Technology , Product Development , and Quality Assurance . Andreas also has some experience in Project Management , Customer Service , and Finance .

Q: Which industries has Andreas worked in recently?

Andreas has recently worked in industries like Information Technology and Media and Entertainment .

Q: Which business areas has Andreas worked in recently?

Andreas has recently worked in business areas like Information Technology , Product Development , and Quality Assurance .

Recommended expert

Erkrath, Germany

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Experience

Oct 2023 - Present

2 years 8 months

Germany

Senior Fullstack .NET (Core) & Angular Developer

IT service provider

Supported an agile team in the development of a new CRM tool
Web frontend development (Angular 17 with MDB-Bootstrap, microfrontends, DDD)
Backend development (C# & .NET 7-9, MongoDB, MassTransit, RabbitMQ, Elasticsearch, microservices, DDD)
Coordination with stakeholders & product owners
Assisted in sprint planning

Jun 2022 - Sep 2023

1 year 4 months

Germany

Senior Fullstack Developer .NET (Core) & Azure Developer Associate

Compliance Management

Developed a new cloud-based compliance management solution in an agile team (SCRUM)
Set up and used a containerized Kubernetes application infrastructure (Azure AKS)
Assisted in replacing an Azure Service Bus solution with Azure RabbitMQ Server (operational & development)
Assisted in replacing Auth0/Okta as identity and access management solution and migrating to Keycloak (operational & development)
Web frontend development (React.js)
Backend development (.NET Core 6/7 & Entity Framework & Azure MS SQL databases)
Built new automated GitLab CI/CD pipelines using HELM for structured and scalable rollout of Kubernetes applications
Ensured software quality by creating and running unit and integration tests and using SonarQube for code quality analysis
Coordination with stakeholders & product owners
Assisted in sprint planning

May 2021 - Jun 2022

1 year 2 months

Germany

Fullstack Developer .NET (Core) & Angular

Media

Supported an agile team in enhancing a company-wide media asset management system for images and videos
Developed a new web-based frontend for media ingestion (SPA, Angular 12)
Maintained other in-use web-based frontends (SPA, Angular 9)
Developed and enhanced (micro)services and APIs for the media workflow (.NET 5 & 6, Entity Framework Core, RabbitMQ, Docker, Kubernetes)
Developed and enhanced NuGet libraries (.NET Standard 2.1)

Jun 2020 - Apr 2021

11 months

Germany

Senior Backend Developer .NET Core

Retail / Logistics

Developed a new platform for retail track & trace processes based on .NET Core and Entity Framework Core

Sep 2019 - Apr 2020

8 months

Emmerich, Germany

Senior Angular Frontend Developer

Industry

Developed a new roaster management system as a web-based frontend (SPA)
Implemented components for roaster configuration (template-driven forms/styles, custom controls CDX)
Implemented components for PDF export of documents (pdfmake Angular library)
Implemented components for central translation management including export/import function (template-driven forms/styles, ExcelJS Angular library)
Aligned GUI design with an external design studio

Jan 2015 - Aug 2019

4 years 8 months

Ebikon, Switzerland

Senior Fullstack Developer

Industry

Further development of a web-based customer portal dashboard (ASP.NET Web Forms, HTML, jQuery, AJAX, C#, SharePoint 2010/2013)
New development of a web-based planning and design tool (ASP.NET MVC 4 Razor, HTML5, jQuery, C#)
New development of cloud-based solutions as part of the Ahead strategy – ActionBoard (Azure Cloud & DevOps, ASP.NET Core, Angular, C#, TypeScript, SCSS, EF, Extensible Framework)
Implementation of SOA architecture (SOAP WCF, REST Swagger) on-premises and in Azure
Web API conception and development
Database development on MS SQL Server 2012-2016/Azure with T-SQL and CTE
Unit test development

Aug 2014 - Dec 2014

5 months

Munich, Germany

Senior Fullstack Developer

Bank

New development/maintenance of specific intranet applications

Oct 2013 - Jun 2014

9 months

Ebikon, Switzerland

Senior Fullstack Developer

Industry

New development of a company portal (ASP.NET Web Forms, C#, SharePoint)
Development of web services for data communication (C#)
Database development on MS SQL Server 2012 with T-SQL and CTE
Creation of reports with MS SSRS

Jul 2013 - Sep 2013

3 months

Cologne, Germany

Senior Fullstack Developer

System House Security

Frontend development for a new customer product (WPF, XAML, C#)
Design and implementation of the required business and data layer in C#

Apr 2013 - Jun 2013

3 months

Hanover, Germany

Application Developer C#/C++ Windows Embedded Systems

Industry

Maintenance and further development of components for embedded systems (TVM Ticket Vending Machines) in C# (business layer and GUI) and C++ (hardware layer)
Code analysis and performance tuning
Creation of unit tests

Aug 2011 - Mar 2013

1 year 8 months

Essen, Germany

Senior Fullstack Developer

Energy Industry

Design and development of a high-performance SOA for transmitting and processing real-time data from connected wind turbines (OPC DA, OPC XML DA)
Analysis, design and development of interfaces for connecting and processing aggregated runtime data of alternative power plants
Maintenance and enhancement of a Silverlight frontend (Silverlight 4, C#, MVVM)
Maintenance of existing interface modules (VB.NET, C#)
Server management via PowerShell cmdlets

Oct 2010 - Jul 2011

10 months

Düsseldorf, Germany

Senior Fullstack Developer

Bank

Replacement of an existing banking application
Frontend design and implementation with Telerik RAD Controls (MVC 3)
Support for data modeling with Entity Framework 4.x
Development of web and WCF services in C#
Prototyping of the application to be replaced with WPF (XAML, MVVM)

Mar 2007 - Sep 2010

3 years 7 months

Bonn, Germany

Technical Architect & Senior Fullstack Developer

Postal Services

Maintenance and enhancement of a retail application for branch operations
Process and data modeling with ARIS
Analysis, concept development, and design
Migration .NET 1.1 → .NET 2.0 and SQL Server 2000 → 2005
Development in C#/ASP.NET (.NET 2.0-4.0), WCF, WPF, LINQ, JavaScript, Silverlight 3/4
Development of automated unit tests
Development leadership and technical architecture
Development of customer self-service prototypes (Silverlight, Telerik, WCF Data Services)

Oct 2006 - Feb 2007

5 months

Düsseldorf, Germany

Senior Fullstack Developer

Bank

Maintenance of a Primanota application (VB6, Oracle 8i, ODBC)
Migration of a central banking application from VB6 to VB.NET 2005 and Oracle 8i to 10g R2

Nov 2004 - Aug 2006

1 year 10 months

Vaduz, Liechtenstein

Backend Developer (Mainframe)

Bank

As-is analysis of existing interfaces for national (SIC, EZAG, LSV+) and international (SWIFT, euroSIC) payment transactions
Creation of functional and IT technical documentation
Development of backend modules for online and batch processes using DELTA/COBOL, MQSeries, SQL
Creation and adjustment of JCL routines for daily processing
Coordination of test procedures and test environments according to the V-model
Test data design, test execution, review, regression testing

Sep 2004 - Oct 2004

2 months

Bad Homburg, Germany

Test Developer (MS .NET)

Internet Service

Creation of test concepts and test scenarios
Development of automated test cases with C#, ASP.NET, VBScript, NUnit
Document reviews
Test execution in C# (IIS, AD, SQL Server, XML, HTTP)
Load tests with Empirix
Planning and conducting performance tests

Aug 2004 - Aug 2004

1 month

Frankfurt, Germany

Project Management / Development Coach

Service

Design of application components
Coaching the development team
Project management
Support in development

Jun 2004 - Jul 2004

2 months

Düsseldorf, Germany

Test Developer (MS .NET)

Internet Service

Creation of test concepts and test scenarios
Development of automated test cases with C# and NUnit
Document reviews
Test execution and bug tracking
Load and performance tests with Empirix

Feb 2004 - Mar 2004

2 months

Düsseldorf, Germany

Fullstack Developer

Association

Extending existing data structures
Migration and new development on the .NET platform
Customizing the online help
Test planning and execution
Application setup and packaging
User training and support
Network and operating system administration

Oct 2002 - Jul 2003

10 months

Frankfurt, Germany

Test Developer (Mainframe)

Bank

Maintenance and implementation of COBOL and NATURAL applications in the credit syndication project
Module tests with XPEDITOR and FILE-AID
Organizing and controlling integration tests according to the V-model
Creation of audit-compliant test documentation
Coordination with business units on payment processes, forfaiting, netting, etc.

Apr 2002 - Aug 2002

5 months

Düsseldorf, Germany

Fullstack Developer

Association

Extension of the reporting system and user management
Integration of additional queries and stored procedures
Automated update checking
Online help expansion
Test planning and execution
Application setup and packaging
Network and system administration

Oct 2001 - Dec 2001

3 months

Düsseldorf, Germany

Fullstack Developer

Association

Extension of the reporting system and data structures
Modification of queries and stored procedures
Code optimization for performance
Online help expansion
Test planning and execution
Application setup and packaging
Network and system administration

Dec 2000 - Jun 2002

1 year 7 months

Cologne, Germany

Test Developer (Mainframe)

Telecommunication

Quality assurance of all aspects of a software component
Code and documentation reviews
Creation of test plans and concepts
Setup of an automated test bed

Sep 2000 - Jun 2001

10 months

Düsseldorf, Germany

Fullstack Developer

Association

New design of the application (3-tier)
High-level and detailed design, requirements specification
Design of data structures, queries, stored procedures
Test phase planning and production rollout
Module, functional, and integration testing
Data migration from ISAM/VSAM to Access/SQL Server
User management, reporting, data import/export (XML, Excel)
Application packaging and system administration

Feb 2000 - Nov 2000

10 months

Gütersloh, Germany

Backend Developer (Mainframe)

Media Service Provider

Design and development of interfaces for automated payment data exchange with banks
Development of reports
Project management directly with customers and banks

Apr 1999 - Jan 2000

10 months

Frankfurt, Germany

Backend Developer (Mainframe)

Bank

Designed and implemented applications for creating customer and institution price models with history
Managed standard and special models, commissions, fees, and tiered structures

Aug 1998 - Mar 1999

8 months

Düsseldorf, Germany

Backend Developer (Mainframe)

Wholesale

Performed technical analysis of applications, programs, and databases
Implemented changes for the year 2000

Aug 1997 - Jun 1998

11 months

Düsseldorf, Germany

Backend Developer (Mainframe)

Wholesale

Extended reporting functionality and existing interfaces

Jun 1996 - Sep 1997

1 year 4 months

Düsseldorf, Germany

Fullstack Developer

Service Provider

Developed the Universal Converter project for flexible data conversion and routing
Created a custom scripting language and parser
Implemented interfaces to existing systems
Built a client/server architecture with history tracking and restart options
Created custom reports

Apr 1993 - Apr 1995

2 years 1 month

Düsseldorf, Germany

Project Manager

Wholesale

Led a project for automated complaint handling using data transmission techniques
Centralized databases and automated error and plausibility checks
Implemented decision logic and documented all processes
Set up interfaces to SAP and merchandise information system
Created reports and user configurations

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Transportation, Retail, Banking and Finance, Media and Entertainment, and Energy.

Information Technology

Transportation

Retail

Banking and Finance

Media and Entertainment

Energy

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Product Development, Quality Assurance, Project Management, Customer Service, and Finance.

Information Technology

Product Development

Quality Assurance

Project Management

Customer Service

Finance

Skills

Hardware**
Basic Knowledge Apple Mac, Unix Workstation
Professional Knowledge Personal Computer, Ipad, Ms Surface
Operating Systems / Data Communication**
Basic Knowledge Ibm Os/2 Warp, Unix/Linux
Professional Knowledge Ms Windows (All Versions Incl. Server), Windows Embedded Ce 5.0 & 6.0, Ms-Dos, Internet/Intranet, Windows Networks, Mqseries Server/Client
Networks**
Basic Knowledge Novell, Ibm Token-Ring
Professional Knowledge Windows, Tcp/Ip, Ipx, Netbeui, Ethernet
Programming Languages**
Basic Knowledge Python, Visual C++ .Net, Ms Visual C++ (6.0/Mfc), Vba Script, Pl/Sql, Unix Shellscript, Ms Powershell
Professional Knowledge Ms Visual C#, Ms Asp.Net, Typescript, Ms Visual Basic 6.0, Ms Visual Basic .Net, T-Sql, Javascript/Jquery, Html/Html5, Css/Scss (Sass)
Databases / Orm**
Basic Knowledge Oracle From Version 8, Mysql (From V3.X), Ibm Db2 V7/V8, Adabas C, Firebird, Postgresql
Professional Knowledge Ms Sql Server (All Versions From 2000), Mongodb, Ms Entity Framework Since V4, Ms Entity Framework Core From V2.1, Ms Jet Engine (Access)
Software / Tools**
Basic Knowledge Ibm Visual Age For Smalltalk, Together J V3.01, Microtool Case 4/0, Corel Draw Suite
Professional Knowledge Ms Visual Studio 6 & 2002-2022, Visual Studio Code, Telerik Controls For Asp.Net/Winforms, Ms Team Foundation Server All Versions From 2010, Ms Devops, Git, Gitlab, Jira, Confluence, Visio From V5.0, Ms Office, Ms Visual Sourcesafe V6.0/2005, Ibm Visual Age For Cobol, Crystal Reports Vs 2003/2005/2008, Activereports 2.0, Asg Rochade, Serena Versionsman And Changeman, Mercury Interactive Testdirector 8.0, Aris 6 Collaborative Suite, .Net Reflector, Jetbrains Resharper, Jetbrains Rider, Jetbrains Datagrip, Vmware Workstation, Docker Windows, Kubernetes
Frameworks / Technologies**
Microsoft .Net Framework Versions 1.1 To 4.8
Microsoft (Asp) .Net (Core) From Version 2
Ms Entity Framework From Version 4, Core From Version 2
Odp.Net (Oracle)
Angular From Version 4
Microsoft Asp.Net Mvc From Version 2
Microsoft Asp.Net Web Api 2
Microsoft Asp.Net Razor & Blazor
Jquery From Version 1.1.X
Asp.Net Signalr
Microsoft Extensible Framework
Swagger / Openapi
Microsoft Compact Framework Versions 3-5
Ajax, Ms Silverlight 3+4
Mfc, Stl, Windows-Api (Sdk), Com/Com+, Activex
Rest, Wcf, Wpf, Tpl, (P)Linq
Software Quality Assurance – Testing**
Xunit, Mstest, Nunit (Unit Test Frameworks)
Jasmine (Angular Test Framework)
Moq (Mocking Library)
Software Quality Assurance – Quality Analysis**
Sonarqube (Code Review Tool)
Collaborative Tools**
Azure Devops Server
Gitlab
Jira
Confluence
Cloud Platforms / Services**
Ms Azure Cloud: App Service, Virtual Machines, Azure Sql Database, Apim (Api Management Gateways), Aks (Azure Kubernetes Service), Acr (Azure Container Registry), Azure Key Vault, Azure Service Bus, Azure Rabbitmq Server, Azure Signalr, Azure Devops Server, Azure Repos & Pipelines
Elastic Cloud: Elasticsearch, Kibana
Virtualization**
Windows Docker
Vmware Workstation Pro
Application Security**
Auth0
Keycloak (Open Source)
Domain Experience**
Concept, Specification And Design
Redesign, Refactoring And Re-Engineering
Application And System Development
Quality Assurance, Quality Management
Profiling, Load And Performance Testing, Usability Testing
Microsoft Architectures
Microsoft Azure Cloud
Methods**
Object-Oriented Analysis, Design And Implementation (Ooa And Ood) Using Uml
Structured Analysis, Design And Implementation (Sa/Sd), Data Modeling (Erd)
Service-Oriented Architecture (Soa)
Test Methodology / Procedures Of The V-Model
Agile Software Development (Scrum)
Standards**
Iso 9001:2000, Opc Da, Xml Da
Software Architecture Patterns**
Mvc, Mvvm, Mvp

Languages

German

Native

English

Intermediate

Education

State-certified business economist, specialization Business Informatics · Business Informatics

Industrial and Data Processing Clerk (IHK) · Industrial and Data Processing Clerk

Certifications & licenses

Master Management with AI (MMAI®)

academy4ai

Azure Developer Associate

Certified Trainer (AdA)

Statistics

Experience

Total positions 30

Experience in Information Technology 11.5 y

Avg length 1 y

Longest experience 4 y 7 m

Global Experience

Countries worked in 3 (Germany, Switzerland, Liechtenstein)

Primary country Germany

Expertise

Recent roles Senior Fullstack .NET (Core) & Angular Developer, Senior Fullstack Developer .NET (Core) & Azure Developer Associate, Fullstack Developer .NET (Core) & Angular

Main industries Information Technology, Transportation, Retail

Main business areas Information Technology, Product Development, Quality Assurance

Qualifications

Certifications earned 3

Profile

Created

September 2025

Last Update

May 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Andreas based?

Andreas is based in Erkrath, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Andreas speak?

Andreas speaks the following languages: German (Native), English (Intermediate).

How many years of experience does Andreas have?

Andreas has at least 30 years of experience. During this time, Andreas has worked in at least 14 different roles and for 16 different companies. The average length of individual experience is 1 year. Note that Andreas may not have shared all experience and actually has more experience.

What roles would Andreas be best suited for?

Based on recent experience, Andreas would be well-suited for roles such as: Senior Fullstack .NET (Core) & Angular Developer, Senior Fullstack Developer .NET (Core) & Azure Developer Associate, Fullstack Developer .NET (Core) & Angular.

What is Andreas's latest experience?

Andreas's most recent position is Senior Fullstack .NET (Core) & Angular Developer at IT service provider.

What companies has Andreas worked for in recent years?

In recent years, Andreas has worked for IT service provider, Compliance Management, and Media.

Which industries is Andreas most experienced in?

Andreas is most experienced in industries like Information Technology, Banking and Finance, and Transportation. Andreas also has some experience in Retail, Media and Entertainment, and Energy.

Which business areas is Andreas most experienced in?

Andreas is most experienced in business areas like Information Technology, Product Development, and Quality Assurance. Andreas also has some experience in Project Management, Customer Service, and Finance.

Which industries has Andreas worked in recently?

Andreas has recently worked in industries like Information Technology and Media and Entertainment.

Which business areas has Andreas worked in recently?

Andreas has recently worked in business areas like Information Technology, Product Development, and Quality Assurance.

What is Andreas's education?

Andreas attended education in Business Informatics.

Does Andreas have any certificates?

Andreas has 3 certificates. These include: Master Management with AI (MMAI®), Azure Developer Associate, and Certified Trainer (AdA).

What is the availability of Andreas?

Andreas will be available full-time from January 2027.

What is the rate of Andreas?

Andreas's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.