Hochtief operates in over 60 countries worldwide and has a turnover in excess of £8bn per year. The Group is one of the five biggest construction companies in the world employing over 35,000 people. The Group's Head Office is in Essen in Germany where they are the major contractor. Its global network gives it a presence in all the main markets of the world.

Carrefour is the world's leading retailer spanning 28 countries and 9600 stores. The B2B system handles document exchange using standard EDI/XML file formats, and non-standard (in-house) file formats in a limited manner to trade with many countries and other trading partners on the net. Orders, Order responses, invoices etc are exchanged from one trading partner to another through the gateway.

Net-Kraft manages the entire infrastructure providing support to the various trading partners and Carrefour, development on new requirements, enhancements, and change requests to the existing configurations. Migration, bug-fixing and performance measurements on the system are also carried out. Performance tuning at code level and at application level is also carried out in agreement with Carrefour.

Carrefour has employed multiple software applications to bring together diverse technical and non-technical requirements to host such a marketplace. Viewlocity's AMTrix 4.3.1, Cyclone's Cyclone Interchange 4.1 and IBM's MQ Series 5.2 form the core infrastructure that have been integrated to work as a single application.

C4.net is hosted on Sun Solaris OS implementing Sun Cluster 2.1 using two symmetrical physical nodes. All the applications are registered as Data services to provide high availability and have the HA Scripts to handle High Availability.

CE-Web site is an eLearning Platform for Content Enablers, Minneapolis, U.S.A. The platform offers courses on varied topics such as International Trade, Shipping Documentation etc. The platform offers various e-commerce features such as shopping cart, online payment etc. apart from the standard learning functionalities such as glossary, lesson map, student tracking etc.

This application will run on CD ROM's. It is a Search Tool, which can index and search HTML, Text and XML Files contents based on conditions like case sensitive, accent sensitive, and also using the Boolean operators like AND , OR , NOT.

The Worldwide CAT dealers maintain their inventory data in their own DBS system. This data should be uploaded to a common repository and regularly updated to enable information sharing and processing between dealers through other applications like RPC, GTS. Each Dealer will send the updated data at regular intervals to CAT propriety Mail Box. Data is extracted from this Mailbox through FTP, validated and put in respective common-repository.

Data Frame is content management tool, which has basic features for managing content by different users. Each user uploads files to be content published and can accessed by other users. A common search link is to be provided for the application. This search feature should search for a keyword given in the documents uploaded by the users, which may be of formats txt, HTML, Doc, PDF and XLS. The functionality of documents' search indexing was done using lucene API. The other parsers like PDF, Doc and XLS were integrated to Lucene for indexing.

Rental Power Center enables you to rapidly interact with the worldwide CAT rental power dealer network to deliver the equipment customer need when and where they need it. The system provides - real time access to valuable equipment information, helps manage fleet, locate equipment across dealer network, quick & effective dealer-to-dealer communication. The web-centric architecture applied the Composite-Mediator-View pattern (with Servlet as the mediator and JSP as views).

This application can handle any general Library Operations in Online. It works in three modes - Admin, Librarian and User. Team size of 4 members. Responsibilities included design and development of Servlets, Java objects and Java Script in the application and business layers.