Andreas Grutz - Senior Fullstack .NET (Core) & Angular Developer

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 , Media , and Trade / Logistics .

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 , Media and Entertainment , and Transportation .

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

Experience

Oct 2023 - Present

2 years 6 months

Germany

Senior Fullstack .NET (Core) & Angular Developer

IT service provider

Supporting an agile team in developing a new CRM tool
Web front-end development (Angular 17 with MDB-Bootstrap, microfrontends, DDD)
Backend development (C# & .NET 7-9, MongoDB, MassTransit, RabbitMQ, Elasticsearch, microservices, DDD)
Coordinating with stakeholders & product owners
Supporting sprint planning

Jun 2022 - Sep 2023

1 year 4 months

Germany

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

Compliance Management

Developing a cloud-based compliance management solution in an agile team (SCRUM)
Setting up and using a containerized Kubernetes application infrastructure (Azure AKS)
Supporting the replacement of an Azure Service Bus solution with Azure RabbitMQ Server (operations & development)
Supporting the replacement of Auth0/Okta as an identity and access management solution and migration to Keycloak (operations & development)
Web front-end development (React.js)
Backend development (.NET Core 6/7 & Entity Framework & Azure MS SQL databases)
Developing automated GitLab CI/CD pipelines using the HELM package manager for structured and scalable deployment of Kubernetes applications
Ensuring software quality by developing and using unit and integration tests, and SonarQube for statistical quality analysis
Coordinating with stakeholders & product owners
Supporting sprint planning

May 2021 - Jun 2022

1 year 2 months

Germany

Fullstack Developer .NET (Core) & Angular

Media

Supporting an agile team in further development of a company-wide media asset management system for images and videos
Developing a web-based front-end for media ingestion (SPA, Angular 12)
Maintenance/upkeep of other deployed web-based front-ends (SPA, Angular 9)
New development and further enhancement of (micro)services and APIs for the media workflow (.NET 5 & 6, Entity Framework Core, RabbitMQ, Docker, Kubernetes)
New development and further enhancement of NuGet libraries (.NET Standard 2.1)

Jun 2020 - Apr 2021

11 months

Germany

Senior Backend Developer .NET Core

Trade / Logistics

Developing a platform for logistical track & trace processes in trade based on .NET Core and Entity Framework Core

Sep 2019 - Apr 2020

8 months

Emmerich, Germany

Senior Angular Frontend Developer

Industry

Developing a roaster management system as a web-based front-end (SPA)
Implementing components for roaster configuration (GUI template-driven forms/styles, custom controls CDX)
Implementing components for PDF export of documents (pdfmake Angular library)
Implementing components for central translation management including export/import functionality (GUI template-driven forms/styles, ExcelJS Angular library)
Coordinating 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#)
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 Azure
Web API design 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 and maintenance of specific intranet applications

Oct 2013 - Jun 2014

9 months

Ebikon, Switzerland

Senior Fullstack Developer

Industry

New development of a corporate portal (ASP.NET WebForms, 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

Front-end 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

Conceptualization and development of a high-performance SOA for transmitting and processing real-time data from connected wind turbines (OPC DA, OPC XML DA)
Analysis, conceptualization, 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 in 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, conceptualization, 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 online and batch with DELTA/COBOL, MQSeries, SQL
Creation and adjustment of JCL workflows 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 plans and test scenarios
Development of automated test cases with C#, ASP.NET, VBScript, NUnit
Document reviews
Executing tests in C# (IIS, AD, SQL Server, XML, HTTP)
Load testing with Empirix
Planning and conducting performance tests

Aug 2004 - Aug 2004

1 month

Frankfurt, Germany

Project Management / Development Coach

Service

Designing application components
Coaching the development team
Project management
Supporting development

Jun 2004 - Jul 2004

2 months

Düsseldorf, Germany

Test Developer (MS .NET)

Internet Service

Creation of test plans and test scenarios
Development of automated test cases with C# and NUnit
Document reviews
Test execution and bug tracking
Load and performance testing 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
Adapting the online help
Test planning and execution
Setting up and packaging the application
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 testing with XPEDITOR and FILE-AID
Organizing and controlling integration tests following the V-model
Creating audit-compliant test documentation
Coordinating with business units on payment processes, forfaiting, netting, and more

Apr 2002 - Aug 2002

5 months

Düsseldorf, Germany

Fullstack Developer

Association

Reporting and user management enhancements
Integration of additional queries and stored procedures
Automated update checking
Online help extension
Test planning and execution
Application setup and packaging
Network and system administration

Oct 2001 - Dec 2001

3 months

Düsseldorf, Germany

Fullstack Developer

Association

Reporting and data structure enhancements
Query and stored procedure modifications
Code optimization for performance
Online help extension
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 for all aspects of a software component
Code and documentation reviews
Test plan and concept creation
Setup of an automated test environment

Sep 2000 - Jun 2001

10 months

Düsseldorf, Germany

Fullstack Developer

Association

Redesign of the application (3-tier)
High-level and detailed design, requirements specification
Design of data structures, queries, stored procedures
Test phase planning and production deployment
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 clients and banks

Apr 1999 - Jan 2000

10 months

Frankfurt, Germany

Backend Developer (Mainframe)

Bank

Design and implementation of applications for setting up customer and institution pricing models with history
Consideration of standard and special models, commissions, fees, and tiers

Aug 1998 - Mar 1999

8 months

Düsseldorf, Germany

Backend Developer (Mainframe)

Wholesale

Technical analysis of applications, programs, and databases
Implementation of adjustments for the year 2000

Aug 1997 - Jun 1998

11 months

Düsseldorf, Germany

Backend Developer (Mainframe)

Wholesale

Extension of report functionality and existing interfaces

Jun 1996 - Sep 1997

1 year 4 months

Düsseldorf, Germany

Fullstack Developer

Service Provider

Development of the Universalkonverter project for flexible conversion and routing of data
Development of a custom scripting language and parser
Implementation of interfaces to existing systems
Client/server architecture with history tracking and restart options
Creation of custom reports

Apr 1993 - Apr 1995

2 years 1 month

Düsseldorf, Germany

Project Manager

Wholesale

Managed a project for automated complaint processing using data communication techniques
Centralized databases and automated error and plausibility checks
Implemented decision logic and documentation of all processes
Interfaces to SAP and product information system
Creation of 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 Of Apple Mac, Unix Workstation
Professional Knowledge Of Personal Computers, Ipad, Ms Surface
Operating Systems / Data Communication**
Basic Knowledge Of Ibm Os/2 Warp, Unix/linux
Professional Knowledge Of Ms Windows (All Versions Including Server), Windows Embedded Ce 5.0 & 6.0, Ms-dos, Internet/intranet, Windows Networks, Mqseries Server/client
Networks**
Basic Knowledge Of Novell, Ibm Token-ring
Professional Knowledge Of Windows, Tcp/ip, Ipx, Netbeui, Ethernet
Programming Languages**
Basic Knowledge Of Python, Visual C++ .Net, Ms Visual C++ (6.0/mfc), Vba Script, Pl/sql, Unix Shell Scripting, Ms Powershell
Professional Knowledge Of 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 Of Oracle From Version 8, Mysql (From V3.x), Ibm Db2 V7/v8, Adabas C, Firebird, Postgresql
Professional Knowledge Of Ms Sql Server (All Versions From 2000), Mongodb, Ms Entity Framework Since Version 4, Ms Entity Framework Core From Version 2.1, Ms Jet Engine (Access)
Software / Tools**
Basic Knowledge Of Ibm Visual Age For Smalltalk, Together J V3.01, Microtool Case 4/0, Corel Draw Suite
Professional Knowledge Of 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, Active Reports 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 For 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, Ms Test, 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**
Docker For Windows
Vmware Workstation Pro
Application Security**
Auth0
Keycloak (Open Source)
Experience In**
Conception, 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) According To Uml
Structured Analysis, Design, And Implementation (Sa/sd), Data Modeling (Erd)
Service-oriented Architecture (Soa)
Testing 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, focusing on 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

February 2026

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Frequently asked questions

Do you have questions? Here you can find further information.

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, Media, and Trade / Logistics.

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, Media and Entertainment, and Transportation.

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 July 2026.

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.