Uwe Pitsch

Integrated Strava, Komoot, CalTopo and AllTrails using REST and OAuth 2.0, including authorisation-code flow, token exchange and refresh handling. Built an Arduino/Raspberry Pi IoT proof of concept using Azure Event Hubs and Service Bus.

Developed and maintained a Microsoft Outlook add-in using VSTO, COM interop and .NET-to-COM bridges. Integrated Microsoft Graph and Exchange Online APIs; implemented MSAL token caching and automatic refresh, plus OAuth bearer authentication for Exchange Web Services.

Developed .NET Core backend services and React frontend components for a public-safety platform supporting US 911 call centres. Integrated Big Data systems and services including Delta Lake, Azure Synapse, Azure Search, Cosmos DB and EF Core.

Maintained and developed more than 100 applications built with C#, VB.NET and VB6 on SQL Server. Worked across accounting, invoicing, data import/export and applications handling confidential medical information.

Developed .NET Core Web API/MVC services, Redis/Hangfire components and Azure Functions, deployed in Docker containers. Worked with MongoDB, Cosmos DB and CI/CD deployment to Azure Kubernetes.

Implemented an Azure Functions sensor for monitoring custom-built Azure Functions. Performed CLR profiling, reverse engineering and assembly analysis using dotPeek, OleView and tlbimp.

Designed and implemented a third-party REST API integration that expanded a hotel-booking platform's inventory. Developed Azure Functions to keep hotel data current and perform price calculations.

Designed and implemented payment services, a web-based payment solution integrating around a dozen credit-card and electronic-funds-transfer gateways behind one interface. Designed the service-layer architecture, prepared it for AWS and later ported it to .NET Core for AWS hosting.

Worked on BrandDirector, a web portal for marketing operations and product-development workflows used by international businesses. Served as Lead Systems Analyst on Sanlam, an insurance quotation/application system integrating internal and third-party components; designed and maintained the domain model using Domain-Driven Design.

Developed and maintained server-side components for a long-term mapping system for Ordnance Survey. Created an installer for server components, oversaw release management and performed unit and end-to-end testing.

Built a knowledge database using SharePoint Portal Server and designed and implemented web parts and web services.

Contributed to the design, implementation and quality assurance of a .NET Framework-based ePharmacy application for the UK National Health Service.

Delivered Windows application development, database design, networking and Active Directory infrastructure work. Provided customer liaison, project management, software-engineering consulting and IT training.

Designed and implemented C# / .NET software for the TETRA digital mobile-radio protocol used in communications associated with the 2004 Summer Olympics in Athens. Delivered database/SQL training, contributed to R&D and supervised international projects.

Developed software and databases and delivered training in C++, C#, .NET, database design, Windows and Active Directory administration.

Earned Microsoft certifications including MCSD, MCDBA, MCSE + I4, MCSE 2000, MCSA, and MCAD between 1999 and 2005.

Studied Computer Science at Johannes Kepler University Linz from 1995 to 1999; no final degree was obtained.

Studied Information Technology and Organisation at HTBLA Linz-Leonding from 1988 to 1994.

Earned the CompTIA CCNT (Network+) certification.