• Easy to use order management using PDF recognition
  • Progressive Web App using Vue.js 

  • Upload interface for PDF files

  • PDF order parser

  • MSSQL Connector for accessing ERP data

  • LDAP integration for user management

  • JWT authentication for web application

  • Implementation of REST Services

  • Setup and configuration of target servers and services

Project: Web Application development 

• Modernisation of existing web site using state of the art frontend tech stack  Task description
  • Implementation of Vue components
  • Unit tests for frontend logic

Project: Content management system 

• Implementation of multi-source content management system Task description
  • API design of REST based services
  • Decision making about choosing the right tech stack
  • Architectural design of the core services
  • Implementation of content importers
  • Implementation of content engine
  • Load tests using Apache JMeter
  • Unit and integration tests
  • High performance search indexes using lucene
  • Project setup for auto generated API documentation
  • Self contained project documentation

Project: REST based backend services for mobile, web and shop applications 

• Centralizing core services to improve code reuse and decrease maintenance costs
  • API design of REST based services
  • Decision making about choosing the right tech stack
  • Architectural design of the core services
  • Implementation of core services
  • Implementation of JWT based authentication system
  • Implementation unit and integration Tests
  • Project setup for auto generated API documentation
  • Self contained project documentation

Project: Further development of the existing administration software for the purchasing department 

• Implementing new modules for existing management software
  • Basis analysis of existing legacy software
  • Proposal of a new architecture and solutions for existing problems
  • Backend-Implementation
  • Frontend- Implementation with JSF and Primefaces
  • Implementation of unit tests with significant test coverage
  • Provision of SQL Statements for migration und rollout 
  • Integration tests

Project: Improvement of Maven Build Processes 

• Improvement and documentation of the existing build processes
  • State analysis and determination of problems
  • Elimination of unnecessary dependencies and plug-in execution
  • Eclipse – Maven integration
  • Setup documentation
  • Approx. 50% acceleration build-processes
  • Remedy of boot problems
  • Integration of Spring-Loaded for hot-code replacement (accelerates the  development cycle: write-compile-deploy-test)

• Implementing backend services and a matching engine for allergen and additive  analysis of foods and packaged products
  • Design and implementation of service interfaces (ReST-API)
  • Implementation of the core logic and backend services with Java and Spring
  • Implementation of data importers
  • Architectural design
  • Project documentation
  • Setup for automatic API documentation
  • AWS Administration
  • Coordination of the development team

• Development of backend services for the Kiggi Web Portal (Startup Project)
  • Design and implementation of service interfaces (ReST-API)
  • Implementation of the backend services with Java and PHP
  • Client implementation for external services (online payment and financial  services)
  • Analysis and design of entities and database tables
  • Choosing new technologies (Frameworks, libraries, tools) 

Project: Development of a hotel booking portal

• Design and implementation of a hotel portal with ‘blind booking’ concept (Startup Project) 
  • Design of service interfaces (API)
  • Implementation of backend services
  • Client implementation for the external services (ReST, SOAP)
  • Analysis and design of entities and database tables
  • Decision making for new technologies (frameworks, libraries, tools)
  • Implementation of security-related components
  • Implementation of a monitoring dashboard for the integration of different monitoring tools 

Project: Further development of existing booking engine

• Implementation of new functionalities at the business-critical central component  in the booking engine
  • Planning, design and implementation of proof-of-concept
  • Feasibility analysis and participation in technology selection
  • Performance tests for proof-of-concept
  • Quality improvement of the existing code by refactoring
  • Increasing test coverage by implementing new unit tests
  • Implementation of integration tests
  • DevOps activities to provide the development environment

Project: Development of  monitoring tools

• Development of an internally used monitoring tool for monitoring and automatic  categorization of process errors  Task description
  • Performing requirements analysis and decision about tech stack
  • Design and implementation of back-end services for the front-end components
  • Implementing log parsers and categorization logic
  • LDAP connection for user authentication
  • Complete front-end implementation with Vaadin

Project: Business process implementation

• Implementation of various business processes with BPMN, jBPM, jPDL and  individual Workflow Engine
  • Modeling of subprocesses with executable BPMN 2.0 as well as jBPM and jPDL
  • Implementation of back-end services for process activities
  • Connection of services to the process activities
  • Monitoring of process flows
  • Migration of long-running processes to new versions

• Development of a generic web interface for displaying and processing of the  complex aeronautical data
  • Implementation of generic GUI components
  • Controller (MVC) implementation
  • Troubleshooting
  • Creation of test cases and test reports
  • Implementation of unit-, integration- and system- tests
  • Provision of a rule engine for the semantic evaluation of input data

• Design and implementation of Maven and Eclipse plug-ins for auto-deployment
• Structural planning and LDAP connection of a Web-based management  application for Maven
• Implementation of an image recognition software for a daily newspaper
• Maintenance of a Postscript Flash conversion applicatio

• Design and implementation of an identity management system
• Design and implementation of an accounting backend for CUPS-Printing System
• Software testing and quality assurance
• Technical documentation
• Maintenance of old software components

• Provision of Linux disk images for diskless Linux distribution in student pool and  libraries
• Improvement of the existing network boot system for faster booting
• Implementation of Shell and Python scripts for different purposes
• Implementation of Auto-It and Batch scripts for automatic Windows installation  on student pool and libraries
• Complete restructuring and improvement of the CUPS Printing System