Delivered expert SAP solutions tailored to client needs. Leveraged extensive technical skills to realise Solution in SAP landscapes and enhance business processes. Provided comprehensive business consulting services and SAP solutions. Specialized in SAP ABAP, SAP MII, SAP UI5 Freestyle, SAP Fiori Elements, and SAP S4/HANA Public Cloud Side-By-Side Extension. Successfully implemented migrations from ERP to S/4 HANA and refactored existing applications.
- Proficient in SAP ABAP (Clean Core), SAP MII, SAP UI5 Freestyle, SAP Fiori Elements, SAP RAP, SAP CAP, OData v2, OData v4, and ABAP CDS.
- Experienced in using JavaScript, TypeScript, and Jest.js for the UI5 framework.
- Extensive experience with S4/Hana Cloud - Public Edition: Side-By-Side Extension and S4/Hana Cloud - Public Edition: Developer Extension.
- Competent with SAP BTP (Business Technology Platform).
- Successfully implemented migrations from ERP to S/4 HANA and refactored existing applications.
- Demonstrated proficiency in JavaScript, TypeScript, and Jest.js for the UI5 framework.
- Implemented migrations from ERP to S/4 HANA.
- Refactored existing applications to enhance performance and maintainability.
- Experienced in problem-solving within SAP technology and customizing ABAP Application und UI5, consistently delivering innovative solutions to complex challenges.
- SAP ABAP (Clean Core)
- SAP MII
- SAP UI5 Freestyle
- SAP Fiori Elements
- S4/HANA Cloud - Public Edition: Side-By-Side Extension
- S4/HANA Cloud - Public Edition: Developer Extension
- SAP RAP
- SAP CAP
- oData v2
- oData v4
- ABAP CDS
- ABAP BTP
Developed and maintained full-stack applications, ensuring seamless integration between front-end and back-end systems. Implemented Industry 4.0 solutions to enhance automation and data exchange in manufacturing technologies.
React Web Frontends with Material Design
- Created dynamic and responsive web frontends using React and Material Design principles.
- Enhanced user experience through intuitive and visually appealing interfaces.
- Developed a custom router in React to manage client-side navigation efficiently.
- Refactored legacy PHP code to improve performance, maintainability, and scalability.
- Utilized Composer for dependency management and PHPUnit for unit testing, ensuring robust and error-free code.
- Designed and implemented relational database models using MySQL, MariaDB, and PostgreSQL.
- Ensured data integrity and optimized database performance through efficient schema design and indexing.
Integration of RESTful APIs with PHP
- Developed and integrated RESTful APIs using PHP to facilitate communication between different software systems.
- Ensured secure and efficient data exchange between client and server applications.
- Conducted rigorous application tests using PHPUnit for PHP and Jest.js for JavaScript to ensure high-quality software delivery.
- Identified and resolved bugs and performance issues through systematic testing and debugging.
- Installed, configured, and administered LAMP-stacks (Linux, Apache, MySQL, PHP) to support web applications.
- Expertise in setting up and managing Linux servers, including CentOS as a virtual machine (VM).
- Installation, configuration, and administration of Linux and LAMP-stacks.
- Hardening and managing CentOS as a virtual machine (VM).
- Proficient in version control systems like Git.
- Strong understanding of web security practices and performance optimization.
- Excellent problem-solving skills and attention to detail.
- Ability to collaborate effectively with cross-functional teams.
- Ability to collaborate effectively with cross-functional teams.
- Experienced in problem-solving within software development, consistently delivering innovative solutions to complex challenges.
- Implemented Industry 4.0 solutions to enhance automation and data exchange in manufacturing technologies.
- Distinguished myself in particular by successfully converting an outdated PHP web application to a modern PHP REST backend with a connection to an independently created new React-Web-Frontend including Database modelling.
- PHP
- Composer
- PHPUnit
- JavaScript
- Typescript
- React.js
- Jest.js
- Database modeling
- Database management
- MySQL
- MariaDB
- PostgreSQL
Extensive experience in web development, network management, and SEO. Skilled in driving traffic, improving user experience, maintaining robust networks, and managing Linux.
- Developed and maintained websites using HTML, CSS, PHP, and Drupal.
- Customized Drupal modules to meet specific client needs and enhance functionality.
- Proficient in creating and maintaining web pages with a strong understanding of usability design principles.
- Experienced in developing and managing dynamic web applications and Drupal content management systems, including custom module development.
- Utilized Git for version control and Jira for project management to facilitate smooth and efficient development processes.
- Collaborated with cross-functional teams to deliver projects on time and within scope.
- Competent in managing Linux-based systems, including Samba for file sharing and network management.
- Managed Linux (Samba) and Windows networks, ensuring secure and efficient operations.
- Performed regular maintenance and troubleshooting to minimize downtime.
- Developed and implemented SEO strategies to boost website traffic and improve search engine rankings.
- Conducted thorough website audits to identify areas for improvement.
- Monitored website analytics to track performance metrics, user behavior, and campaign effectiveness.
- Utilized data insights to optimize user experience and content strategy.
- Self-taught and adept at acquiring the know-how to solve complex problems in Web Design, PHP, Drupal, SEO / SEM and Project management. .
- Successfully increased organic traffic through targeted technical SEO strategies.
- Enhanced website performance and user experience, resulting in a reduction in bounce rate through implementing usability methods recommended by Jacob Nielsen.
- HTML
- CSS
- Usability
- Drupal
- Git
- Jira
- Linux Administration
- Samba
- SEO
- SEA
- Analytics Monitoring
Stagehand
As freelance work in Germany: Berlin, Hanover, Braunschweig, and Wolfsburg•August 1998 - Juli 2002
At events, concerts, congresses, corporate events and trade fair appearances
In order to comply with the safety protocols, I had completed a safety training for rigging technology.