Our team can look back on years of experience in several fields. Technical expertise and practical consulting are our main priorities and allow us to find the optimal solution for your specific needs. Whether it's a first consultancy without obligations, full conception and realization of your portal, or training of your employees: We support you in all technical or organizational aspects. Sales pitches without technical backing are not our thing.

That is what our founding team and all colleagues stand for.

Nikolai Reisch

CEO

Nikolai is CEO of RTG Portale GmbH and is responsible for the strategic direction and technical operation of customer portals. He combines technical know how with pragmatic project management — creating robust, reliable solutions for challenging business demands.

  • Longstanding experience in portal development and integration with Liferay
  • ERP integration with Odoo
  • Project management, IT coaching, and enterprise content or document management

Marcel Trotzek

Co-Founder / Lead Developer

Marcel actively works with Liferay since 2010 and combines deep architectural knowledge with modern full-stack development. In addition, he mentors our working students and supports the technical progression of our team.

  • Certified Liferay Application Developer
  • More than 15 years of experience in portal, integration, and migration projects with Liferay
  • Full-stack development e.g. using Java, React, and modern CI/CD workflows
  • Publications in Machine Learning & Natural Language Processing