Project & professional experience

As the CTO at WPS MANAGEMENT GMBH, I lead the technological development and innovation within a scaled agile team environment. My focus is on promoting agile practices, implementing cutting-edge technologies, and ensuring efficient and effective product development.

Professional consultancy and implementation of a customized website and portal for LGE Energy Berlin by experienced freelancer Leonard Daume.

As a Fractional CTO at Smartjobr, I advise the company on technical strategy and assist in the development and scaling of the freelancer matching platform.

Professional consulting and support of a start-up in the field of software architecture, technology selection, product strategy, and UI/UX design by experienced software architect Leonard Daume.

As CTO and Chief Product Owner, I developed a matching platform for freelancers using various technologies like JavaScript, Python, React, and AWS.

As a Senior Software Developer I supported Mondosano GmbH as a freelancer.

As an experienced HandsOn CTO, I am responsible for SaaS solutions, personnel and data protection.

Experienced Software Craftsman & DevOp. CI/CD pipeline with Jenkins and Docker, data extraction with Spark and Hadoop, automated acceptance tests.

As a Java Team-Lead & Project Manager, I lead a team of 7 consultants and manage a portal project.

As Head of Development, I lead a team of experts and ensure technical excellence in software development and architecture.

As a Scrum Master & Backend Developer, I ensure agile development, consolidate teams, and lead events in Jira and Confluence.

I develop scalable SEO backends using Big Data technologies such as Java, Scala, Docker, AWS, and Google APIs.

Experienced Java Enterprise Developer for real estate portal. Development using SCRUM and extensive tools and technologies.

Design and implement Mobile-Device-Management component using Java 7, Wicket, JPA, Hibernate, and more. Utilizing iterative, incremental methods.

As a software developer for Enterprise Java, I reengineered an outdated backend for an iOS client, including concept, design, and implementation.

Developed a component for managing devices and apps with user and messaging system.

As a Software Developer Enterprise Java, I developed a Java backend for SMS-Email integration using iterative, incremental methods and tools such as Java 7, Wicket 1.4, JPA, Hibernate, and Google Guice.

Increase SMS processing from 40 to 700 SMS/sec.

Conceptualized and estimated an SMS processing cluster to handle query spikes.

Development of RESTful Java backend for iOS clients with news web interface.

As a Software Developer Enterprise Java, I developed a configuration UI for data processing in a Java backend

As a freelancer, I am involved in the role of systems engineer in the planning, the construction, the expansion, the operation and the database-supported documentation of the Data Center of Telefonica Germany.

Als Softwareentwickler war ich maßgeblich an der Entwicklung eines E-Learning-Systems beteiligt

A multi-touch game finds its way into the App Store.

Implementation of a motivational system for users to correct product descriptions with reward system and evaluation security.