.NET/ IOS/ Android/ Azure/ Xamarin/ Forms/ MAUI as an expert, Microsoft and Xamarin MVP/ Business Analyst/ Team lead
Aktualisiert am 19.11.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 19.11.2025
Verfügbar zu: 100%
davon vor Ort: 10%
.NET
Blazor
Xamarin
SWIFT
Objective-C
ASP.NET
C#
MAUI
Swift UI
Cloud
CSS
TailwindCSS
Azure
SQL
English
fluent in speaking and writing
Czech
fluent in speaking and writing
German
Beginner

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 8 months
2024-01 - 2025-08

PwC NGA Cash Management and Auditing Platform

Lead AI/ .NET/ IOS/ Web software developer Fullstack Platform Blazor ...
Lead AI/ .NET/ IOS/ Web software developer
Developed a comprehensive financial auditing and cash management platform used by PricewaterhouseCoopers (PwC) for their Next Generation Audit (NGA) services.
  • microservices-based platform for cash auditing and reconciliation workflows
  • Built core services for bank reconciliation
  • Integrated AI-powered capabilities including bank account mapping suggestions, bank name search and evidence matching to enhance auditor efficiency and accuracy (RAG AI, retrieval, ingestion, annotation, matching pipelines)
  • Developed confirmations service for workpaper generation, publishing and integration with audit documentation system
  • Created robust APIs for account summarization, cash testing procedures and financial  condition testing
  • Built integration points with multiple external services including Acquisition Hub Service and Evidence Matching Orchestrator
  • Implemented authentication and authorization mechanisms to ensure secure access to sensitive financial data
  • Developed comprehensive error handling and service monitoring across all microservices
Fullstack Platform Blazor Tailwind CSS .NET 8.0 C# 12.0 ASP.NET Core MVC Razor RESTful APIs Microservices Architecture Azure Cloud Services OAuth/JWT Authentication React NextJS TanStack Custom AI/ML Models ML training Redux AI/ML Integration UI Component Libraries Modern JavaScript/TypeScript IOS SDK Swift Swift UI
Next Gen Audit
10 months
2024-04 - 2025-01

IoT App

Lead software developer Fullstack Platform Xamarin Forms ...
Lead software developer
  • IOS, Android, Web Blazor apps for internet of things electronics devices.
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS.
Fullstack Platform Xamarin Forms MAUI Blazor Xamarin MAUI/Forms - both IOS & Droid .NET Azure Hardware integration Tailwind CSS Microservices Cloud architecture 0Auth/Okta
Schneider Electronics
1 year 1 month
2024-01 - 2025-01

Stealth Gen AI project - DreamDwell AI platform suite

Lead AI/ Web software developer Fullstack Platform Blazor ...
Lead AI/ Web software developer
  • Developing Gen AI models for architecture and runway models.
  • Develop from ground up web apps for user to manage, train and finetune models (LoRAs) for inhouse Gen AI models based on SD and Flux.
  • Created bespoke AI processing for models like:
    • Remove furniture
    • Detect feaatures
    • Replace inplace and enhance
    • Apply style
    • Train bespoke models based on client brochures
Fullstack Platform Blazor Tailwind CSS .NET Azure Microservices Cloud architecture Python C++ Cuda core API
DreamDwell AI
4 months
2024-01 - 2024-04

Hudson Construction Site App

Lead software developer Xamarin Forms/MAUI/Blazor Xamarin Forms - both IOS & Droid .NET Azure ...
Lead software developer Xamarin Forms/MAUI/Blazor
  • IOS, Android apps for large building conteactor Hudson
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS
Xamarin Forms - both IOS & Droid .NET Azure Hardware integration Blazor Web MVVM Tailwind CSS
One Beyond Hudson
London
8 months
2023-06 - 2024-01

IoT App

Lead software developer Xamarin Forms/MAUI/Blazor Xamarin Forms - both IOS & Droid .NET Azure ...
Lead software developer Xamarin Forms/MAUI/Blazor

  • IOS, Android apps for internet of things electronics devices
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS

Xamarin Forms - both IOS & Droid .NET Azure Hardware integration
Schneider Electronics
London
2 years 10 months
2020-09 - 2023-06

Pickx TV Mobile Streaming app

Lead IOS App developer Swift UI .NET Xamarin ...
Lead IOS App developer

IOS app for IPTV provider in Netherlands and Belgium - Pickx.

Swift UI .NET Xamarin IOS Swift RxSwift AVFoundation XCTest
Proximus
Brusells
3 years 9 months
2019-07 - 2023-03

Service Center App

Lead SDK & App IOS developer .NET Xamarin IOS ...
Lead SDK & App IOS developer
IOS app for virtual service center application development, then turning the functional app into SDK for other parts of Lufthansa group to use in their internal and customer facing apps.
.NET Xamarin IOS Swift
Lufthansa
Frankfurt
5 years 5 months
2017-08 - 2022-12

PaaS and App suite for Web, Desktop, IOS, Android

Lead software developer Xamarin Forms&Native - both IOS & Droid .IOS Swift/ObjC Android ...
Lead software developer
Full application development with Azure backend (ASP.NET MVC) and SQL database (MSSQL) IOS and Android clients.
Xamarin Forms&Native - both IOS & Droid .IOS Swift/ObjC Android .NET Azure Command line tools Data pipelines and distributed microservices with Go Lang
Moovshack Ltd.
4 years 4 months
2018-01 - 2022-04

app suite

Lead software developer IOS and Android Xamarin Forms&Native - both IOS & Droid .NET Azure
Lead software developer IOS and Android
IOS, Android apps for new ground breaking smartwatch concept 
Xamarin Forms&Native - both IOS & Droid .NET Azure
Sequent
1 year 2 months
2018-06 - 2019-07

Mobile Banking

Tech & team lead / Lead developer IOS Swift Android Kotlin
Tech & team lead / Lead developer
IOS, Android apps for a German challenger bank
IOS Swift Android Kotlin
Smava
8 months
2018-02 - 2018-09

app suite

Lead software developer Xamarin Forms Xamarin.Mac Xamarin.IOS ...
Lead software developer
Mac, IOS, Android and UWP application development for music industry application suite. 
Xamarin Forms Xamarin.Mac Xamarin.IOS Xamarin.Android UWP .NET Azure
nkoda
2 months
2018-01 - 2018-02

Integra e2

Lead software developer IOS Swift/ObjC Xamarin.Android .NET ...
Lead software developer
IOS and Android application development for industrial BLE devices (piping, pressure valves, calorimeters). 
IOS Swift/ObjC Xamarin.Android .NET Azure
TR Control Solutions Ltd.
6 months
2017-03 - 2017-08

app suite for IOS, Android, Web

Lead software developer Xamarin.IOS Xamarin.Android .NET ...
Lead software developer
Full application development with Azure backend (ASP.NET MVC) and SQL database (MSSQL) with NodeJS and IOS and Android clients. 
Xamarin.IOS Xamarin.Android .NET Azure
Wisher Ltd.
4 months
2016-11 - 2017-02

Neon Trader IOS and Android

Lead software developer Xamarin.IOS Xamarin.Android .NET ...
Lead software developer

  • Conversion of existing large scale trading platform (oil, gas, commodities) from Win .NET to .NET PCL while maintaining full functionality and compatibility.
  • Use this newly created PCL platform for the mobile counterpart and develop full fledged mobile trading platform for IOS and Android. What normally takes years is done in months.
  • Teach and mentor in-house development team and transfer knowledge (as much as possible) so they can maintain and enhance on the platform in the future.

Xamarin.IOS Xamarin.Android .NET Azure
Marex Spectron

Aus- und Weiterbildung

Aus- und Weiterbildung

Certifications

  • Brain Bench
    • Programming Concepts
    • Java2 ? Non GUI
    • Visual C++
    • OO Design Patterns
    • OO Concepts
    • Client/Server Concepts
    • C++ developer
    • C developer
  • Microsoft Certified Professional
    • 70-024 Mastering MFC Development
  • Codility
    • 100% ObjC & Swift for CodeControl
    • ?100% Algorithms for CodeControl

Kompetenzen

Kompetenzen

Top-Skills

.NET Blazor Xamarin SWIFT Objective-C ASP.NET C# MAUI Swift UI Cloud CSS TailwindCSS Azure SQL

Produkte / Standards / Erfahrungen / Methoden

Summary

  • .NET/IOS/ Android/ Azure/ Xamarin/ Forms/ MAUI expert, Microsoft and Xamarin MVP/ Business Analyst/ Team lead 
  • banking industry specialization, Fullstack, mobile and web development - Swift, Swift UI .NET, .NET 7, .NET Core, ObjectiveC, iOS API in general and including design and development of .NET backend, Xamarin, C#, Remoting, WCF, WF, Silverlight, WPF, SQL Server (SSAS, SSIS), MS BizTalk, MS Dynamics (AX, CRM), MS Surface, Azure, AWS, Python, C++, AI/ML 


Skills

  • Writing technical/project documentation (ISO 9000)
  • ISO 8583 metaprotocol experience
  • Leading team of developers (Experience with leading a team up to 50 developers/analysts/designers)
  • System architecture, specialization in cloud (Azure, Databricks)
  • Excellent understanding of the software life cycle and the QA process
  • Creating complex project plans with precise time estimations
  • Knowledge of formal project leading techniques according to RUP systems, semi-agile of MSF type planning and project management, as well as agile software management techniques (SCRUM)

.NET Platforms
Expertise in .NET Core, .NET Framework, and .NET 6+. Xamarin Expert, Blazor, Razor, MAUI, Objective Sharpie, Native libraries binding and interop, Avalonia and Mono

Web Development
Experience with ASP .NET, ASP .NET Core, MVC, Razor Pages, Blazor, SignalR, gRPC. Knowledge of HTML5, CSS3, JavaScript, TypeScript, AJAX, jQuery, and front-end frameworks such as Angular, React, or Vue.js, Tailwind CSS, NodeJS, Deno

AI and Machine Learning
Proficiency in TensorFlow, PyTorch, Keras, scikit-learn, and NumPy, Data preprocessing and feature engineering, Model development and evaluation, Deep learning with CNNs, RNNs and transformers, Model deployment with Docker and Kubernetes, Visualization and interpretability with Matplotlib and Seaborn, Experience with Azure Machine Learning, Google Cloud AI, and Amazon SageMaker

Desktop Development
Experience in building desktop applications using WPF, WinForms, UWP or Avalonia

Cloud Platforms
Experience with Azure, AWS, or GCP. Familiarity with Azure Functions, Azure Logic Apps, Azure Service Fabric, Azure DevOps, etc.

Microservices & Docker
Experience in designing, developing, and deploying microservices-based applications. Containerization using Docker and orchestration with Kubernetes, messaging with Kafka and Tibco and others.

Testing
Experience with unit testing, integration testing, and performance testing. Familiarity with NUnit, xUnit .net, MSTest, Moq, and SpecFlow

DevOps
Experience with CI/CD pipelines, using tools like Azure DevOps, Jenkins, or GitHub Actions. Familiarity with infrastructure as code tools like Terraform or Pulumi

Design Patterns and Architecture
Solid understanding of design patterns, SOLID principles, DDD, TDD, BDD, clean architecture, microservices architecture, and cloud-native design.

APIs
Experience in building RESTful and GraphQL APIs. Familiarity with OpenAPI and gRPC

Security
Knowledge of .NET security practices, OAuth2, OpenID Connect, and Azure AD

Performance
Experience with profiling and improving performance of .NET applications, both on the frontend and back-end

Tooling
Proficiency with development tools like Visual Studio, VS for Mac, VS Code, Rider, Git, etc. 


Other Technologies

  • Swift UI, RxSwift, Alamofire, Firebase, Realm, etc
  • iOS SDK (iOS API, CoreGraphics, CoreAnimation, CoreData, CoreLocation, CoreImage, CoreText, GameCenter, UIKit, OpenGL ES, iCloud, ARC, Storyboarding, custom control development) 
  • Xamarin, Xamarin Forms, Xamarin Forms custom controls & Renderers
  • 3rd party mobile APIs - Amazon S3, Parse .com, Dropbox, Facebook, Twitter, Cogenta, Lastpass, Mobinetic, Wavecrest, Zxing, VisionSmarts, BlocksKit, Three20, Tapku, (and more)
  • NodeJS
  • MAUI, WPF, Silverlight 
  • Azure, Azure DevOps (Pipelines)
  • .NET visual components (including extensive knowledge of designers and Visual Studio NET integration models) 
  • MFC, ATL
  • XML (DOM, SAX, SOX, XSDL, XSLT) 
  • WebServices (SOAP, ROPE, WSDL, WSE) 
  • Java, EJB (Orion ? BEA WebLogic, Voyager), J2EE, Servlets, JSP, JavaScript, JDBC
  • ATL, Win32 API
  • OLE, COM, COM+, ActiveX
  • OLE DB, ADO, DAO, ODBC, DB LIB, SQL, PL/SQL
  • RenderWare, OpenGL, DirectX


Development environments

  • XCode, AppCode, Xamarin Studio, Rider
  • Microsoft Visual Studio
  • TogetherJ, IDEA
  • IBM Visual Age for C++ for Windows
  • Delphi
  • Watcom C++


Tools

  • Azure DevOps (Pipelines), AppCenter
  • TestCloud & Automated UI and unit testing in general
  • Instruments
  • Microsoft Visual SourceSafe
  • Subversion
  • Rational Rose
  • Rational Visual Test
  • Numega Bounds Checker

Betriebssysteme

  • OS X
  • iOS
  • Android
  • Microsoft Windows
  • Linux

Programmiersprachen

  • Swift
  • Objective-C
  • Kotlin
  • C#
  • F#
  • VB.NET
  • C
  • C++
  • Visual C++
  • Embedded C
  • Python
  • GoLang
  • Mojo
  • Xamarin IOS/ Android/ Win mobile
  • Rust
  • Microsoft/ Xamarin MVP
  • Java
  • ML/AI - Python

Datenbanken

  • iOS CoreData (SQLite) database
  • SQL server
  • Oracle 8i
  • Sybase
  • POET
  • Access

Datenkommunikation

RPC
Experte
WCF
Experte
REST
Experte

Branchen

Branchen

  • Banking
  • Trading
  • Telco
  • Insurance
  • Automotive
  • Mabufacturing
  • Heavy Industry

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 8 months
2024-01 - 2025-08

PwC NGA Cash Management and Auditing Platform

Lead AI/ .NET/ IOS/ Web software developer Fullstack Platform Blazor ...
Lead AI/ .NET/ IOS/ Web software developer
Developed a comprehensive financial auditing and cash management platform used by PricewaterhouseCoopers (PwC) for their Next Generation Audit (NGA) services.
  • microservices-based platform for cash auditing and reconciliation workflows
  • Built core services for bank reconciliation
  • Integrated AI-powered capabilities including bank account mapping suggestions, bank name search and evidence matching to enhance auditor efficiency and accuracy (RAG AI, retrieval, ingestion, annotation, matching pipelines)
  • Developed confirmations service for workpaper generation, publishing and integration with audit documentation system
  • Created robust APIs for account summarization, cash testing procedures and financial  condition testing
  • Built integration points with multiple external services including Acquisition Hub Service and Evidence Matching Orchestrator
  • Implemented authentication and authorization mechanisms to ensure secure access to sensitive financial data
  • Developed comprehensive error handling and service monitoring across all microservices
Fullstack Platform Blazor Tailwind CSS .NET 8.0 C# 12.0 ASP.NET Core MVC Razor RESTful APIs Microservices Architecture Azure Cloud Services OAuth/JWT Authentication React NextJS TanStack Custom AI/ML Models ML training Redux AI/ML Integration UI Component Libraries Modern JavaScript/TypeScript IOS SDK Swift Swift UI
Next Gen Audit
10 months
2024-04 - 2025-01

IoT App

Lead software developer Fullstack Platform Xamarin Forms ...
Lead software developer
  • IOS, Android, Web Blazor apps for internet of things electronics devices.
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS.
Fullstack Platform Xamarin Forms MAUI Blazor Xamarin MAUI/Forms - both IOS & Droid .NET Azure Hardware integration Tailwind CSS Microservices Cloud architecture 0Auth/Okta
Schneider Electronics
1 year 1 month
2024-01 - 2025-01

Stealth Gen AI project - DreamDwell AI platform suite

Lead AI/ Web software developer Fullstack Platform Blazor ...
Lead AI/ Web software developer
  • Developing Gen AI models for architecture and runway models.
  • Develop from ground up web apps for user to manage, train and finetune models (LoRAs) for inhouse Gen AI models based on SD and Flux.
  • Created bespoke AI processing for models like:
    • Remove furniture
    • Detect feaatures
    • Replace inplace and enhance
    • Apply style
    • Train bespoke models based on client brochures
Fullstack Platform Blazor Tailwind CSS .NET Azure Microservices Cloud architecture Python C++ Cuda core API
DreamDwell AI
4 months
2024-01 - 2024-04

Hudson Construction Site App

Lead software developer Xamarin Forms/MAUI/Blazor Xamarin Forms - both IOS & Droid .NET Azure ...
Lead software developer Xamarin Forms/MAUI/Blazor
  • IOS, Android apps for large building conteactor Hudson
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS
Xamarin Forms - both IOS & Droid .NET Azure Hardware integration Blazor Web MVVM Tailwind CSS
One Beyond Hudson
London
8 months
2023-06 - 2024-01

IoT App

Lead software developer Xamarin Forms/MAUI/Blazor Xamarin Forms - both IOS & Droid .NET Azure ...
Lead software developer Xamarin Forms/MAUI/Blazor

  • IOS, Android apps for internet of things electronics devices
  • Updates to Xamarin Forms Application suite and conversion to MAUI and .NET 8 LTS

Xamarin Forms - both IOS & Droid .NET Azure Hardware integration
Schneider Electronics
London
2 years 10 months
2020-09 - 2023-06

Pickx TV Mobile Streaming app

Lead IOS App developer Swift UI .NET Xamarin ...
Lead IOS App developer

IOS app for IPTV provider in Netherlands and Belgium - Pickx.

Swift UI .NET Xamarin IOS Swift RxSwift AVFoundation XCTest
Proximus
Brusells
3 years 9 months
2019-07 - 2023-03

Service Center App

Lead SDK & App IOS developer .NET Xamarin IOS ...
Lead SDK & App IOS developer
IOS app for virtual service center application development, then turning the functional app into SDK for other parts of Lufthansa group to use in their internal and customer facing apps.
.NET Xamarin IOS Swift
Lufthansa
Frankfurt
5 years 5 months
2017-08 - 2022-12

PaaS and App suite for Web, Desktop, IOS, Android

Lead software developer Xamarin Forms&Native - both IOS & Droid .IOS Swift/ObjC Android ...
Lead software developer
Full application development with Azure backend (ASP.NET MVC) and SQL database (MSSQL) IOS and Android clients.
Xamarin Forms&Native - both IOS & Droid .IOS Swift/ObjC Android .NET Azure Command line tools Data pipelines and distributed microservices with Go Lang
Moovshack Ltd.
4 years 4 months
2018-01 - 2022-04

app suite

Lead software developer IOS and Android Xamarin Forms&Native - both IOS & Droid .NET Azure
Lead software developer IOS and Android
IOS, Android apps for new ground breaking smartwatch concept 
Xamarin Forms&Native - both IOS & Droid .NET Azure
Sequent
1 year 2 months
2018-06 - 2019-07

Mobile Banking

Tech & team lead / Lead developer IOS Swift Android Kotlin
Tech & team lead / Lead developer
IOS, Android apps for a German challenger bank
IOS Swift Android Kotlin
Smava
8 months
2018-02 - 2018-09

app suite

Lead software developer Xamarin Forms Xamarin.Mac Xamarin.IOS ...
Lead software developer
Mac, IOS, Android and UWP application development for music industry application suite. 
Xamarin Forms Xamarin.Mac Xamarin.IOS Xamarin.Android UWP .NET Azure
nkoda
2 months
2018-01 - 2018-02

Integra e2

Lead software developer IOS Swift/ObjC Xamarin.Android .NET ...
Lead software developer
IOS and Android application development for industrial BLE devices (piping, pressure valves, calorimeters). 
IOS Swift/ObjC Xamarin.Android .NET Azure
TR Control Solutions Ltd.
6 months
2017-03 - 2017-08

app suite for IOS, Android, Web

Lead software developer Xamarin.IOS Xamarin.Android .NET ...
Lead software developer
Full application development with Azure backend (ASP.NET MVC) and SQL database (MSSQL) with NodeJS and IOS and Android clients. 
Xamarin.IOS Xamarin.Android .NET Azure
Wisher Ltd.
4 months
2016-11 - 2017-02

Neon Trader IOS and Android

Lead software developer Xamarin.IOS Xamarin.Android .NET ...
Lead software developer

  • Conversion of existing large scale trading platform (oil, gas, commodities) from Win .NET to .NET PCL while maintaining full functionality and compatibility.
  • Use this newly created PCL platform for the mobile counterpart and develop full fledged mobile trading platform for IOS and Android. What normally takes years is done in months.
  • Teach and mentor in-house development team and transfer knowledge (as much as possible) so they can maintain and enhance on the platform in the future.

Xamarin.IOS Xamarin.Android .NET Azure
Marex Spectron

Aus- und Weiterbildung

Aus- und Weiterbildung

Certifications

  • Brain Bench
    • Programming Concepts
    • Java2 ? Non GUI
    • Visual C++
    • OO Design Patterns
    • OO Concepts
    • Client/Server Concepts
    • C++ developer
    • C developer
  • Microsoft Certified Professional
    • 70-024 Mastering MFC Development
  • Codility
    • 100% ObjC & Swift for CodeControl
    • ?100% Algorithms for CodeControl

Kompetenzen

Kompetenzen

Top-Skills

.NET Blazor Xamarin SWIFT Objective-C ASP.NET C# MAUI Swift UI Cloud CSS TailwindCSS Azure SQL

Produkte / Standards / Erfahrungen / Methoden

Summary

  • .NET/IOS/ Android/ Azure/ Xamarin/ Forms/ MAUI expert, Microsoft and Xamarin MVP/ Business Analyst/ Team lead 
  • banking industry specialization, Fullstack, mobile and web development - Swift, Swift UI .NET, .NET 7, .NET Core, ObjectiveC, iOS API in general and including design and development of .NET backend, Xamarin, C#, Remoting, WCF, WF, Silverlight, WPF, SQL Server (SSAS, SSIS), MS BizTalk, MS Dynamics (AX, CRM), MS Surface, Azure, AWS, Python, C++, AI/ML 


Skills

  • Writing technical/project documentation (ISO 9000)
  • ISO 8583 metaprotocol experience
  • Leading team of developers (Experience with leading a team up to 50 developers/analysts/designers)
  • System architecture, specialization in cloud (Azure, Databricks)
  • Excellent understanding of the software life cycle and the QA process
  • Creating complex project plans with precise time estimations
  • Knowledge of formal project leading techniques according to RUP systems, semi-agile of MSF type planning and project management, as well as agile software management techniques (SCRUM)

.NET Platforms
Expertise in .NET Core, .NET Framework, and .NET 6+. Xamarin Expert, Blazor, Razor, MAUI, Objective Sharpie, Native libraries binding and interop, Avalonia and Mono

Web Development
Experience with ASP .NET, ASP .NET Core, MVC, Razor Pages, Blazor, SignalR, gRPC. Knowledge of HTML5, CSS3, JavaScript, TypeScript, AJAX, jQuery, and front-end frameworks such as Angular, React, or Vue.js, Tailwind CSS, NodeJS, Deno

AI and Machine Learning
Proficiency in TensorFlow, PyTorch, Keras, scikit-learn, and NumPy, Data preprocessing and feature engineering, Model development and evaluation, Deep learning with CNNs, RNNs and transformers, Model deployment with Docker and Kubernetes, Visualization and interpretability with Matplotlib and Seaborn, Experience with Azure Machine Learning, Google Cloud AI, and Amazon SageMaker

Desktop Development
Experience in building desktop applications using WPF, WinForms, UWP or Avalonia

Cloud Platforms
Experience with Azure, AWS, or GCP. Familiarity with Azure Functions, Azure Logic Apps, Azure Service Fabric, Azure DevOps, etc.

Microservices & Docker
Experience in designing, developing, and deploying microservices-based applications. Containerization using Docker and orchestration with Kubernetes, messaging with Kafka and Tibco and others.

Testing
Experience with unit testing, integration testing, and performance testing. Familiarity with NUnit, xUnit .net, MSTest, Moq, and SpecFlow

DevOps
Experience with CI/CD pipelines, using tools like Azure DevOps, Jenkins, or GitHub Actions. Familiarity with infrastructure as code tools like Terraform or Pulumi

Design Patterns and Architecture
Solid understanding of design patterns, SOLID principles, DDD, TDD, BDD, clean architecture, microservices architecture, and cloud-native design.

APIs
Experience in building RESTful and GraphQL APIs. Familiarity with OpenAPI and gRPC

Security
Knowledge of .NET security practices, OAuth2, OpenID Connect, and Azure AD

Performance
Experience with profiling and improving performance of .NET applications, both on the frontend and back-end

Tooling
Proficiency with development tools like Visual Studio, VS for Mac, VS Code, Rider, Git, etc. 


Other Technologies

  • Swift UI, RxSwift, Alamofire, Firebase, Realm, etc
  • iOS SDK (iOS API, CoreGraphics, CoreAnimation, CoreData, CoreLocation, CoreImage, CoreText, GameCenter, UIKit, OpenGL ES, iCloud, ARC, Storyboarding, custom control development) 
  • Xamarin, Xamarin Forms, Xamarin Forms custom controls & Renderers
  • 3rd party mobile APIs - Amazon S3, Parse .com, Dropbox, Facebook, Twitter, Cogenta, Lastpass, Mobinetic, Wavecrest, Zxing, VisionSmarts, BlocksKit, Three20, Tapku, (and more)
  • NodeJS
  • MAUI, WPF, Silverlight 
  • Azure, Azure DevOps (Pipelines)
  • .NET visual components (including extensive knowledge of designers and Visual Studio NET integration models) 
  • MFC, ATL
  • XML (DOM, SAX, SOX, XSDL, XSLT) 
  • WebServices (SOAP, ROPE, WSDL, WSE) 
  • Java, EJB (Orion ? BEA WebLogic, Voyager), J2EE, Servlets, JSP, JavaScript, JDBC
  • ATL, Win32 API
  • OLE, COM, COM+, ActiveX
  • OLE DB, ADO, DAO, ODBC, DB LIB, SQL, PL/SQL
  • RenderWare, OpenGL, DirectX


Development environments

  • XCode, AppCode, Xamarin Studio, Rider
  • Microsoft Visual Studio
  • TogetherJ, IDEA
  • IBM Visual Age for C++ for Windows
  • Delphi
  • Watcom C++


Tools

  • Azure DevOps (Pipelines), AppCenter
  • TestCloud & Automated UI and unit testing in general
  • Instruments
  • Microsoft Visual SourceSafe
  • Subversion
  • Rational Rose
  • Rational Visual Test
  • Numega Bounds Checker

Betriebssysteme

  • OS X
  • iOS
  • Android
  • Microsoft Windows
  • Linux

Programmiersprachen

  • Swift
  • Objective-C
  • Kotlin
  • C#
  • F#
  • VB.NET
  • C
  • C++
  • Visual C++
  • Embedded C
  • Python
  • GoLang
  • Mojo
  • Xamarin IOS/ Android/ Win mobile
  • Rust
  • Microsoft/ Xamarin MVP
  • Java
  • ML/AI - Python

Datenbanken

  • iOS CoreData (SQLite) database
  • SQL server
  • Oracle 8i
  • Sybase
  • POET
  • Access

Datenkommunikation

RPC
Experte
WCF
Experte
REST
Experte

Branchen

Branchen

  • Banking
  • Trading
  • Telco
  • Insurance
  • Automotive
  • Mabufacturing
  • Heavy Industry

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