Karsten Held
SharePoint / M365 / GenAI Developer
IT Support Specialist
A highly qualified and versatile consultant for SharePoint, M365, and GenAI with over 20 years of experience in IT support, software development, SharePoint architecture, and M365 solutions. Three years of experience as a SharePoint Admin and 3rd Level Support for the energy company Vattenfall. Worked in various industries, including finance, healthcare, telecommunications, and energy. Experienced in ITIL, solution architecture, full-stack development, and UX design. Leader of technical projects, trainer, and 3rd-Level Support specialist, with certifications in Microsoft technologies. Fluent in German, English, and Hungarian.
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Services
Copilots, GenAI / RAG Solutions
AI trainings and webinars. Implementation of Retrieval Augmented Generation solutions using Azure AI Studio and Copilot Studio. Model fine-tuning, evaluation, benchmarking.
SharePoint Solutions
Information architecture, solution design, document management systems, portals, Web Part development, integration with Azure Logic Apps and Power Automate.
Microsoft 365 App Development
Business process automation, Power App development, extranet solutions with Power Pages, AI Builder, Microsoft Dataverse backends, Power Apps Component Framework, Custom Connectors.
Microsoft 365 Consulting
M365 governance, intranet solutions, migration projects, data loss prevention, retention policies, best practices, webinars, user training, 3rd level support.
Experience
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Now
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APR 2021 - OCT 2024
External SharePoint Developer @ Vattenfall, Berlin
Development of SharePoint solutions (Web Parts and backend jobs), 3rd level support, SharePoint governance, Power App development.
Go to project -
JUL 2019 - MAR 2021
External SharePoint Support Specialist @ Vattenfall, Berlin
SharePoint Online & Office 365 administration, 3rd level support, development & implementation of governance guidelines, tenant-level reporting, SharePoint training (videos & onsite).
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JAN 2019 - MAY 2019
Freelance SharePoint Consultant @ GASAG AG, Berlin
Development of a SharePoint Online contact & event management solution with external mail integration via REST API.
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Sep 2017 - Jun 2018
Consultant @ Deutsche Post DHL Group AG, Bonn
Maintenance, development and performance optimization of an Excel/VBA/SharePoint solution for the Information Security Self-Assessment (ISSA) and internal reporting (department 192).
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Sep 2016 - Apr 2017
Freelance SharePoint Consultant at Orbit GmbH, Bonn for Telekom Digital Division
UX design / implementation of a product inventory system on SharePoint basis. Development of a SharePoint site provisioning solution (Provider Hosted App, CSOM, C#, ASP.NET).
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Oct 2015 - Oct 2016
Freelance Software Architect for m|events, Munich
Development of a mobile app (iOS & Android) for the use of mobile onsite checklists during conference setup with SharePoint backend.
Go to project -
Sep 2015
Freelance SharePoint Consultant for AUC Akademie der Unfallchirurgie GmbH, Munich
Introduction of SharePoint and migration of file shares to Office 365 / SharePoint Online.
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Jun 2015 - Aug 2015
Freelance SharePoint Consultant at m|events, Munich
Development of a project management tool for SharePoint using workflows. Implementation of an Excel solution for offline scenarios.
Go to project -
May 2015
Freelance Developer for WhizzyTools, Dresden
Development of end-to-end AES256 encryption with SharePoint backend for web apps and Excel solutions using Crypto.js and VBA-WEB.
Go to project -
Apr 2015
Freelance Excel Consultant at Carl GmbH, Munich
Development of an Excel-based solution for mobile performance verification with Android tablets and export for tax consultants.
Go to project -
Jan 2015 - Mar 2015
Freelance SharePoint Consultant at m|events, Munich
Structuring and redesigning of the intranet with Office 365 / SharePoint Online.
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May 2014 - Jun 2014
Freelance Excel Consultant at WhizzyTools, Dresden
Design and development of an Excel-based solution for time tracking and project cost control.
Go to project -
Jan 2014 - Feb 2014
Freelance Designer at WhizzyTools, Dresden
Corporate design manual for WhizzyTools.com: logos, icons, color palettes, and fonts.
Go to project -
Jan 2013 - Dec 2013
Freelance Developer at Avalain, Budapest
UI design and implementation of the DesktopTracker in Java using the Vaadin framework.
Go to project -
Jun 2012 - Dec 2012
Project Manager at Communardo, Dresden
Design, specification, and configuration of SharePoint intranets for clients like Axel Springer AG and Voestalpine Group.
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Jan 2012 - Mar 2012
Freelance Web Designer at Bencer, Shanghai
Redesign of corporate identity and website with a focus on mobile devices.
Go to project -
Oct 2011 - Nov 2011
Freelance Software Architect at Osyon GmbH, Berlin
Design and prototype implementation of a groupware tool for task management.
Go to project -
Apr 2011 - Jun 2011
Freelance Software Architect Osyon GmbH, Berlin
Design of a website for saving, sharing, and editing tabular data.
Go to project -
Feb 2011 - May 2011
Freelance Web Designer at Bencer, Shanghai
Web design and implementation of the website for Bencer's new 'Construction' spin-off.
Go to project
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2010
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Nov 2010 - Dec 2010
Freelance Designer at Bencer, Shanghai
Design of a company brochure.
Go to project -
Jan 2010 - May 2010
Freelance Web Designer at Bencer, Shanghai
Design and programming of the company's website.
Go to project -
Mar 2009 - Apr 2009
Freelance Developer at financial.com, Munich
Connection of an Excel add-in (VBA) to the Thomson-Reuters terminal.
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Nov 2009 - Jan 2010
Freelance Software Architect at Vescore, Munich
Architecture of a portfolio management solution.
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Aug 2006 - Aug 2008
Department Manager at Vescore, Munich
Development of portfolio management tools in C# (WinForms) and Excel (C#, C++, VBA).
Go to project -
Jan 2004 - Jul 2006
Junior Portfolio Manager at Vescore, Munich
Management of globally invested funds (Value, Private Equity). Development of trading tools (Excel, VBA, C#) with Bloomberg.
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2004
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Jan 2001 - Dec 2003
Java/C# Developer @ vescore.com
Design & implementation of the MarketNavigator (Java Swing, WebStart) for the visualization of model data.
Go to project -
Mar 2000 - Dec 2000
Developer at Dr. Grob & Partner
Prototype of a structure management system (VB6) based on the Swiss structure database KUBA.
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More Information:
Download CV
Contact
Karsten Held
Rothenburger Strasse 32
D-10099 DRESDEN
+49 176 70861679
karstenheld3@gmail.com