-Weiterentwicklung, Wartung und Monitoring bestehender Cloud-Infrastruktur und Cloud-Applikationen, Entwicklung von Berichten auf der Basis von Power-Bi.

-HA/DA-Architektur

-Maintenance und Development einer Chatbot-Lösung

Entwicklung und Dokumentation einer SSO-Lösung auf Basis von KeyKloak 

• Lead Developer responsible for the design and implementation of a Single Sign On (SSO) portal for a centralized and standardized login, connecting various enterprise applications using OAuth protocol and Active Directory Federation Services, MVC Core, Azure DevOps
• Conception and implementation of customer/administration portal in the energy industry, a Web Application with user registration, user administration, multi-step processes and forms, Azure file storage. App supports import/export functionality for Excel, Word, and PDFs, single-page forms, master-detail views and dynamic reporting using Word, graphics, Excel, and PDFs. Project was managed, compiled, tested and deployed using CI/CD pipelines for GitHub repositories with Azure DevOps. Frontend styling to match corporate design was also part of this scope. Enterprise-grade applicable passed all penetration tests by external auditors

• End to end conception and delivery of a Web Portal and App-based Document Management System, for granting approvals, editing forms, digitization of existing micro-workflows based on ASP.NET Core 2, Angular 2, Xamarin Forms, Azure-DB, MS/SQL/Server
• Implementation and administration of Xamarin App to support collaborative and remote work related to Daily Task Management, Work Material and Supplies, Timesheet Management, including Reporting Dashboard for an Electrical services company. Apps were able to sync on and offline across multiple devices and with the central bookkeeping and invoicing system
• Development of an online and offline App (C#.NET, WEB API, Azure) for a Real Estate company to digitize their daily operations and property management protocols. Including Media uploads and mini-workflow management
• Planning and implementation of a Merchandise Management System for recording incoming goods using Scanner technologies to create an inventory overview, monitor current stocks, and repair history of various goods
• Creation of Property Management App for use by multiple user groups (Owners, Employees, Renters, Finance) to streamline annual accounting processes, integrating SEPA payment data and synchronization with MS Outlook appointments and task management functionality

• Planning, programming, and administration of workflow automation tool for defining approvals and processes for various enterprise activities, with built-in status management and automated email messaging/alerts. Application supported different user groups, role management, reporting integration, media asset uploads, and downloads of various data sets and statuses
• Various Access-Databases