Akzente.IT

Energy Self Service Portal

Role: Developer at EnBW Energie Baden-Württemberg AG, Sector: Energy

Development of the web based customer self service portal for a large energy company in the Microsoft Azure Cloud

Key Responsibilities:

Continuous improvement and implementation of new customer services in the portal
Deployment and maintenance of new releases (DevOps) with Microsoft Azure
Migration of the portal from .NET Framework and ASP.NET MVC 5 to .NET Core and ASP.NET Core

Technology: .NET Core 1.1 (C#), ASP.NET Core, Agile Development/Scrum, Microsoft Azure, Application Insights, Git, ASP.NET MVC, .NET Framework 4.6.2

Duration: 07/2016-09/2022 (> 6 years)

Automated Scientific Document Categorization with Convolutional Neural Networks (Deep Learning)

Role: Master Student at University of Hagen, Sector: Education

A system was constructed that uses a deep learning neural network architecture to automatically classify scientific documents into a set of predefined categories.

Key Responsibilities:

Applying deep learning to the field of scientific document categorization
Construction of a suitable neural network architecture for the classification task
Implementing a web service that encapsulates the process and can be used from other software like Content Management Systems (CMS)
Presentation of the project as my master thesis at the University of Hagen and obtaining the title of Master of Science

Technology: Python, Keras, Theano, Convolutional Neural Networks, Deep Learning, Artifical Intelligence, Information Retrieval

Duration: 12/2015-06/2016 (6 months)

Documentation

Laboratory Information Management System (LIMS)

Role: Developer at Eurofins Umwelt West GmbH, Sector: Environmental

Developing of a Laboratory Information Management System (LIMS) for environmental laboratories

Key Responsibilities:

Development of a customizable LIMS for use in chemical laboratories in the environmental sector
Analysis and implementation of very complex workflows used in chemical laboratories
Leading and instructing the offshore development team
Bugfixing in preparation of final release
Intermediate deployments on the customer servers

Technology: .NET 4.6 (C#), ASP.NET Web API, REST, Agile Development/Scrum, Entity Framework 6, WPF, IIS, SQL Server, Team Foundation Server

Duration: 04/2016-06/2016 (2 months)

Traffic Safety Systems

Role: Senior Developer at Jenoptik Robot GmbH, Sector: Traffic Safety

Design and implementation of multiple traffic safety projects arround the world

Key Responsibilities:

Requirement analysis for customers worldwide (e.g. Europe, Australia, Canada, Near, Middle and Far-East)
Developing of customized solutions for government entities or private partners in large and small teams, often as lead-developer
Deployment of large scale installations handling millions of traffic incidents every year and processing terrabytes of data
Direct customer contact when it was required including some on-site visits

Technology: .NET 4.5.2 (C#), ASP.NET Web API, Windows Communication Foundation (WCF), Windows Presentation Foundation (WPF), Caliburn Micro, Subversion (SVN)

Duration: 06/2012-03/2016 (> 3 years)

Duplicate Detection Framework for Large Address Databases

Role: Project lead at codegarden software GbR, Sector: Independent Software Vendor

Development of a scalable duplicate detection framework for large address databases with a service oriented architecture.

Key Responsibilities:

Collecting requirements for duplicate detection solutions and analyzing existing solutions and algorithms
Developing of an automated testing and evaluation framework to measure the effectiveness of possible solutions
Designing and developing an efficient and scalable solution for duplicate detection in a service oriented architecture

Technology: .NET 4.0 (C#), Windows Communication Foundation (WCF), Silverlight, Subversion (SVN), LaTeX (documentation)

Duration: 02/2011-03/2012 (13 months)

Documentation

TAdmin2 - Enterprise Level Provisioning System

Role: BizTalk Orchestration Developer (Junior Consultant) at T-Systems Enterprise Services GmbH, Sector: Telecommunications

Development of an enterprise level provisioning system (Active Directory, Exchange, PKI, ...)

Key Responsibilities:

Development of various BizTalk orchestrations calling to WCF backend services with focus on error handling and recovery
Template-based automatic source code generation for orchestrations and mapping between schemas
Developing of a framework for integration tests with automatic setup of requirements and validation of expectations in the provisioned systems (e.g. Active Directory)

Technology: .NET 1.1/2.0/3.0 (C#), BizTalk Server 2006, Windows Communication Foundation (WCF), MSTest, Visual SourceSafe (VSS)

Duration: 10/2008-02/2009 (4 months)

Reference Reference

nCProzessPortal - ARIS-SharePoint-Integration

Role: SOA Architect / Developer at novaCapta GmbH, Sector: Software Consulting

Development of a process portal for managing business processes using ARIS for modelling tool and SharePoint as a collaboration front end.

Key Responsibilities:

Design, implementation and access of a complex database model for storing ARIS process models using NHibernate as a object relational mapper
Developing an integration component to import ARIS modell-data using Microsoft BizTalk
Implementing a WCF service backend for Silverlight enabling the access of stored model data from a client

Technology: .NET (C#), Windows Communication Foundation (WCF), NHibernate, SQL Server, BizTalk Server 2006, ARIS, SharePoint, Silverlight

Duration: 08/2008-10/2008 (3 months)

Reference

IT infrastructure project

Role: Architect / Consultant at Freie Christliche Bekenntnisschule Gummersbach, Sector: Education

Designing and maintaining the IT infrastructure for a secondary school in germany. The architecture is active directory based (Windows Server 2008) supporting a heterogeneous environment (thin as well as thick clients).

Key Responsibilities:

Developing and supporting of a low-cost Linux based environment (thick clients)
Automated installation and provisioning of client hosts
Helping with the transition to a windows based environment with a mixture of thin and thick clients
Ongoing support for criticial problems

Technology: Active Directory, Windows Server 2008, Moodle, Single Sign On (SSO), Windows Server Update Services (WSUS), Before: Debian, Kubuntu, Samba, SystemImager, Kerberos

Duration: 04/2007-ongoing (> 15 years)

Enterprise Application Integration for eCommerce Platforms

Role: Solution architect/developer at codegarden software GbR, Sector: Independent Software Vendor

Developing of an enterprise service bus (ESB) connecting various popular eCommerce platforms with the Kontor .NET ERP software.

Key Responsibilities:

Implementing an enterprise service bus for the Kontor .NET ERP software on a plugin based architecture
Development of various plugins for the ESB system for popular eCommerce platforms (e.g. xt:Commerce)
Maintaining and extending the solution through various major versions

Technology: .NET 2.0 (VB.NET), Windows Forms, XML, PHP, xt:Commerce, osCommerce, eBay, Amazon, Kontor .NET

Duration: 07/2006-07/2008 (> 2 years)

Document Managment System for ERP software

Role: Solution architect/developer at codegarden software GbR, Sector: Independent Software Vendor

Extending the Kontor .NET ERP system with a feature-rich document managment system.

Technology: .NET 1.1 (C#), Windows Forms, Microsoft SQL Server, Lucene .NET, Kontor .NET

Duration: 12/2005-06/2006 (6 months)

Extending an ERP System to support product variants

Role: Solution architect/developer at codegarden software GbR, Sector: Independent Software Vendor

Adding the possibility to create and manage product variants in Kontor .NET.

Technology: .NET 1.1 (C#), Windows Forms, Microsoft SQL Server, Kontor .NET

Duration: 09/2005-12/2005 (3 months)

Message-oriented middleware for production data acquisition

Role: Solution architect/developer at codegarden software GbR, Sector: Independent Software Vendor

Development of a simple middleware based on message processing to integrate the automatic caption of plant production data with an ERP system.

Technology: .NET 1.1 (C#), Sockets, XML and binary Serialization, Kontor .NET

Duration: 05/2005-07/2005 (2 months)

Reference

Projects