Full-Stack-Entwicklung:
C#, .NET/.NET Core, JavaScript/TypeScript, Python, Rust (WebAssembly),

Cloud & Container:
Kubernetes (On-Prem & Cloud), k3s (IoT), Docker, ArgoCD, Helm, GitOps,

Messaging & Daten:
Kafka, Redis, RabbitMQ, MQTT (EMQX), PostgreSQL, MS SQL Server, Oracle,

Architektur & Methoden:
Serviceorientierte Architektur (SOA), Microservices, Event-Driven Architecture, Serverless / Function-as-a-Service (FaaS), Client-Server-Architektur, Publish/Subscribe (Pub/Sub), API-Design (REST, GraphQL, gRPC), Verteilte Anwendungen, n-Tier, CD/CI,

Security & Testing:
IdentityServer/Duende, OAuth2/OIDC,, Vault, Prometheus, Grafana, Selenium, NUnit, Jest,

Branchen:
Finanzwesen, Öffentlicher Sektor, Energie, Automotive, Telekommunikation, Logistik,

Technologien & Tools:
C#, .NET / .NET Core, Go, Python, Rust, JavaScript, TypeScript, Kubernetes (On-Prem & Cloud), k3s, Docker, ArgoCD, Helm, GitOps (ArgoCD), Messaging: Kafka, Redis, RabbitMQ, BizTalk, MQTT (EMQX), Datenbanken: MSSQL, PostgreSQL, Oracle,

Architektur & Methoden:
Microservices, Event-Driven Architecture, API-Design & Integration (REST, GraphQL, gRPC), CI/CD (GitHub Actions, GitLab CI/CD, Azure DevOps), Infrastructure as Code (Terraform, Ansible, Fabric3), Security: IdentityServer / Duende, OAuth2, OpenID Connect, Vault, SOPS,

Monitoring & Testing:
Monitoring: Prometheus, Grafana, ELK/EFK, Testautomatisierung: Selenium, NUnit, Jest, Pytest, Performance-Testing: k6, Logging: Serilog, NLog, log4net,

Branchenexpertise:
Finanzwesen (Banken, Versicherungen, Data Science), Öffentlicher Sektor (OZG, EfA-Dienste), Energie (Billing & Abrechnungssysteme), Automotive (Qualitätsmanagement, Fahrzeugplanung & -montage), Telekommunikation (Provisioning), Logistik (Bestellabwicklung),

Soft Skills:
Architekturberatung & Systemdesign, DevOps Coaching & Schulung neuer Teammitglieder, Agile Methoden (Scrum, Kanban),

Entwicklungsmethoden:
Agile Methoden, Scrum, Kanban, Extreme Programming (XP), Feature Driven Development (FDD), Test Driven Development (TDD), Behavior Driven Development (BDD), Domain Driven Design (DDD), Continuous Integration (CI), Continuous Delivery (CD),

Modellierung:
UML, ER-Diagramme, Custom DSL,

Frontend:
ASP, ASP.NET, ASP.NET MVC 3/5, ASP.NET Core MVC, Razor Template, AJAX, XHTML, HTML, CSS, JavaScript (ES5, ES6), WinForms, WPF, Windows Mobile, Windows 8 applications (Windows Store applications), Node.js (Jade Template), JQuery, JQuery Mobile, Prototype.js, d3.js, AngularJS 2.0, React, Vue, Svelte, TypeScript, Python, Jupyter Notebook, Plotly, Seaborn, Matplotlib,

Middleware:
IIS 6.0/7.0/8.0, Windows Server Familie (NT, 2000, 2003, 2008, 2012), MS BizTalk Server 2004/2006/2009/2010/2013/2016, Active Directory, MS Exchange 2003/2007/2010/2013, Lync, WFS (Windows File Systems), NetApp, Node.js, Azure (Mobile Services, Cloud Services, ASP.NET Sites, Storages), Kafka, Redis, RabbitMQ, EMQX (MQTT), RQ,

Technologien:
NET Framework 1.0/1.1/2.0/3.0/3.5/4.0/4.5/4.6/4.7/4.8, .NET Core 1.0/2.0/3.1, .NET Standard 2.0/2.1, .NET6, .NET8, .NET9, .NET Compact Framework 1.1/2.0, Windows 8/8.1/10 applications (Windows Store applications), XAML, Visual Studio DSL Tools 2010/2012/2013, T4 (Text Template Transformation Toolkit) Code Generation, WCF, SOA, OOD, OOP, MVVM, MVP, MVC, DDD, CQRS, Serviceorientierte Programmierung, Microservices, REST, XML, XSD, XSLT, XPath, SOAP, HTTP, SPML (Service Provisioning Markup Language), JSON, YAML, LINQ, Dockers, Pandas, Pytest, Plotly, Seaborn, Matplotlib, WSL, Kubernetes, TPL, DI, IoC, T-SQL, ADO.NET, Entity Framework, Linq to Sql,

Sprachen:
C#, JavaScript, VB.NET, HTML5, CSS3, TypeScript, Python, PowerShell, Bash, Shell, Rust, GoLang, Java,

IDE:
MS Visual Studio, Visual Studio Code, MS Visual Studio Team System / Team Foundation Server, Azure DevOps, GitLab, Jupyter Notebook, Jupyter Lab, Oracle SQL Developer, Rider, DataSpell, DataGrip,

Tools:
Rational XDE, Sparx Enterprise Architect, MS Visio, IBM Rational Clear Case, IBM Rational Clear Quest, Team Foundation System, NUnit, FxCop, NDoc/SandCastle, MSBuild, log4net, Git, GitLab, Subversion, Selenium, Azure DevOps, Pandas, Pytest, Postman, k6, Grafana,