Sector: Energy managementStack: Home Assistant · Modbus TCP · Nord PoolSmart charging for an electric car→The car only charges when it is cheaper than the employer's reimbursement, without drawing on the home battery.
Sector: AviationStack: Java · Spring Boot · Spring Security · Event-Driven Architecture · RabbitMQ · WildFly · Docker · AWS · JenkinsRole: senior developer / lead developerEvent-driven backend for business-critical aviation software→A cloud-ready, event-driven backend for software pilots use before and during flights.
Sector: Traffic managementStack: Java 21 · Spring Boot · Project Reactor · Kafka · Groovy · Angular · Docker · Rancher · GitHub ActionsRole: senior java developerPlugin architecture for a traffic-management integration platform→A plugin architecture deployable from air-gapped to cloud environments.
Sector: eCommerceStack: Java · SAP Hybris · AEM · SAP integration · Solr · AWS · PerformanceRole: technical architect / technical lead / developerArchitecture and technical lead for large-scale eCommerce platforms→B2B/B2C platforms on SAP Hybris for international brands, with technical lead over teams of up to 10 developers.
Sector: Home automationStack: Home Assistant · PythonScreen-time management for the PlayStation 4→Daily PlayStation screen time is measured, capped and reported to parents and/or the player automatically.
Sector: Energy & comfortStack: Home Assistant · BlueprintsWeather- and solar-aware comfort automation→Awnings and air conditioners control themselves based on weather, solar yield and battery state.
Sector: Home automationStack: Python · Home Assistant · HACS · TCP/IPRole: developerTeletask installation connected to Home Assistant→A Teletask installation fully controllable and automatable through Home Assistant.
