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Hi, I'm Fabian Crabus, an AI Developer with 25 years of experience specializing in Java, Big Data, Python, AI, ML, GIS, and IoT technologies. I've led development teams, designed scalable microservices, and worked on innovative projects like real-time container tracking and AI predictive models for maritime logistics. I enjoy creating robust systems that integrate AI and Big Data to solve real-world problems. I thrive in collaborative environments and am passionate about pushing the boundaries of technology to improve logistics and data analytics. With a strong background in software architecture and AI, I am always excited to take on new challenges and contribute to impactful projects that leverage cutting-edge technology.…Hi, I'm Fabian Crabus, an AI Developer with 25 years of experience specializing in Java, Big Data, Python, AI, ML, GIS, and IoT technologies. I've led development teams, designed scalable microservices, and worked on innovative projects like real-time container tracking and AI predictive models for maritime logistics. I enjoy creating robust systems that integrate AI and Big Data to solve real-world problems. I thrive in collaborative environments and am passionate about pushing the boundaries of technology to improve logistics and data analytics. With a strong background in software architecture and AI, I am always excited to take on new challenges and contribute to impactful projects that leverage cutting-edge technology.

Fabian Crabus

AI Developer, Developer, AI Engineer, +2

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Hi, I'm Fabian Crabus, an AI Developer with 25 years of experience specializing in Java, Big Data, Python, AI, ML, GIS, and IoT technologies. I've led development teams, designed scalable microservices, and worked on innovative projects like real-time container tracking and AI predictive models for maritime logistics. I enjoy creating robust systems that integrate AI and Big Data to solve real-world problems. I thrive in collaborative environments and am passionate about pushing the boundaries of technology to improve logistics and data analytics. With a strong background in software architecture and AI, I am always excited to take on new challenges and contribute to impactful projects that leverage cutting-edge technology.…Hi, I'm Fabian Crabus, an AI Developer with 25 years of experience specializing in Java, Big Data, Python, AI, ML, GIS, and IoT technologies. I've led development teams, designed scalable microservices, and worked on innovative projects like real-time container tracking and AI predictive models for maritime logistics. I enjoy creating robust systems that integrate AI and Big Data to solve real-world problems. I thrive in collaborative environments and am passionate about pushing the boundaries of technology to improve logistics and data analytics. With a strong background in software architecture and AI, I am always excited to take on new challenges and contribute to impactful projects that leverage cutting-edge technology.

Available to hire

Hi, I’m Fabian Crabus, an AI Developer with 25 years of experience specializing in Java, Big Data, Python, AI, ML, GIS, and IoT technologies. I’ve led development teams, designed scalable microservices, and worked on innovative projects like real-time container tracking and AI predictive models for maritime logistics. I enjoy creating robust systems that integrate AI and Big Data to solve real-world problems.

I thrive in collaborative environments and am passionate about pushing the boundaries of technology to improve logistics and data analytics. With a strong background in software architecture and AI, I am always excited to take on new challenges and contribute to impactful projects that leverage cutting-edge technology.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

German

Fluent

English

Advanced

Work Experience

Software Engineer at Satama Deutschland GmbH

February 1, 1999 - February 28, 2001

Performed J2EE development within the media and entertainment sector.

Lead Developer at Research Project, ThPA

May 31, 2025 - July 22, 2025

Led software development and technical implementation focusing on IoT integration for real-time container tracking, dynamic geofencing with Tile38, and microservices architecture using Java 17 and Quarkus. Managed system integration via MQTT and ETL/mapping for port Terminal Operating System. Integrated AI for predictive container dwell time forecasting with real-time variables such as load, container type, and weather. Enhanced data management with PostgreSQL optimization and implemented JWT and OAuth2-based authentication and authorization.

Head of Development (AI / Big Data / Geospatial) at Next Logistics Ventures GmbH (seabo.com)

May 31, 2024 - July 22, 2025

Led the development of scalable Java-based microservices using Quarkus, Javalin, and Spring Boot within the maritime logistics domain. Designed AI and Big Data solutions including text extraction, anomaly detection, computer vision, time series forecasting, and NLP. Managed big data pipelines handling 50+ GB/day using Spark, Flink, and Druid. Developed geospatial analytics for event detection, GPS spoofing/jamming detection, and route optimization considering environmental factors. Utilized AWS cloud services and advanced visualization tools such as QGIS, Kepler, ArcGIS, and deck.gl.

Independent Product Development at Independent

July 31, 2017 - July 22, 2025

Developed a social media publishing platform that analyzed and prioritized customer requests via deep learning (RNN/LSTM) and created a character-level generative AI chatbot. Handled full system architecture design and implementation using JavaScript-based technologies and Python frameworks.

Head of Development at Viaboxx GmbH

June 30, 2016 - July 22, 2025

Head of Development at agimatec GmbH

February 28, 2009 - July 22, 2025

Led a 6-person development team for international parcel automation with clients including post.at, Bring, and Posten Norge, utilizing Java and related enterprise technologies.

Technical Lead at DHL

March 31, 2006 - July 22, 2025

Developed platform architecture and implementation for parcel locker systems using enterprise Java stack technologies, including EJB, Spring, and JMS.

Software Engineer at Satama Deutschland GmbH

May 31, 2001 - July 22, 2025

Worked on J2EE development projects within the media and entertainment sector.

Lead Developer at ThPA

May 31, 2025 - July 22, 2025

Led software development and technical implementation for a research project focused on real-time container tracking using custom IoT sensors and dynamic geofencing with Tile38. Developed microservices architecture using Java 17 and Quarkus, integrating external systems via MQTT and ETL/mapping for the port's Terminal Operating System. Implemented AI for predictive container dwell time forecasting and optimized PostgreSQL databases. Ensured security with JWT and OAuth2-based authentication and authorization methods.

Head of Development (AI / Big Data / Geospatial) at Next Logistics Ventures GmbH (seabo.com)

May 31, 2024 - July 22, 2025

Led development of scalable Java-based microservices for maritime logistics using Quarkus, Javalin, and Spring Boot. Managed databases including PostgreSQL, MongoDB, DuckDB, and Druid, with integrations via REST, GraphQL, and OpenAPI. Handled high-frequency data pipelines using Kafka and AWS Cloud services including SageMaker. Developed AI applications such as text extraction with Bi-LSTM & LLMs, anomaly detection using autoencoders, computer vision with YOLO and CNNs, and time series forecasting with LSTM models. Managed geospatial analytics and route optimization considering environmental and security risks. Utilized technologies like TensorFlow, PyTorch, Elasticsearch, Kubernetes, and more.

Independent Product Development

July 31, 2017 - July 22, 2025

Built a social media publishing platform analyzing and prioritizing customer requests using deep learning models including RNN/LSTM. Developed a character-level generative AI chatbot. Designed and implemented full system architecture using MeteorJS, Node.js, React, Python, TensorFlow, and MongoDB.

Head of Development at Viaboxx GmbH (Founder)

June 30, 2016 - July 22, 2025

Led a 12-person team focused on logistics automation projects in Dubai, Denmark, and Norway. Developed psychological assessment tools and conducted R&D on routing optimization and cargo monitoring using GIS and IoT technologies. Utilized Java 6/8, JBoss, Elasticsearch, OptaPlanner, Spring Boot, and other technologies to deliver solutions.

Head of Development at agimatec GmbH (Founder)

February 28, 2009 - July 22, 2025

Managed a 6-person development team creating international parcel automation solutions for clients such as post.at, Bring, and Posten Norge. Technologies included Java 6, JBoss, Elasticsearch, Hibernate, ActiveMQ, and Spring.

Technical Lead at DHL

March 31, 2006 - July 22, 2025

Developed platform architecture and implementation for parcel locker systems using enterprise Java stack including Java 4/J2EE, EJB, Spring, JMS, Oracle, BEA Weblogic, and Drools.

Lead Developer at ThPA

May 31, 2025 - July 22, 2025

Led software development and technical implementation for a research project involving real-time container tracking with custom IoT sensors, dynamic geofencing using Tile38, and microservices architecture with Java 17 and Quarkus. Integrated external systems via MQTT and ETL/mapping for port TOS, and developed AI models for predictive container dwell time forecasting based on real-time variables such as load, container type, and weather. Optimized PostgreSQL databases and implemented JWT and OAuth2-based authentication & authorization.

Head of Development (AI / Big Data / Geospatial) at Next Logistics Ventures GmbH (seabo.com)

May 31, 2024 - July 22, 2025

Led development of scalable microservices and AI/Big Data solutions for maritime logistics. Worked on Java-based microservices using Quarkus, Javalin, and Spring Boot, and handled databases including PostgreSQL, MongoDB, DuckDB, and Druid. Integrated systems via REST, GraphQL, and OpenAPI with high-frequency data handling using Kafka and AWS Cloud services. Developed AI applications including text extraction with Bi-LSTM & LLMs, anomaly detection via autoencoders, computer vision with YOLO and CNN, time series forecasting, and NLP tasks such as NER and OCR analysis. Managed big data pipelines and geospatial analytics, including GPS spoofing detection and route optimization. Utilized tools like QGIS, Kepler, ArcGIS, and deck.gl.

Independent Product Development

July 31, 2017 - July 22, 2025

Developed a social media publishing platform that analyzed and prioritized customer requests using deep learning (RNN/LSTM) and designed a character-level generative AI chatbot. Responsible for full system architecture design and implementation using MeteorJS, Node.js, JavaScript, React, Python, TensorFlow, spaCy, MongoDB, and PostgreSQL.

Head of Development at Viaboxx GmbH

June 30, 2016 - July 22, 2025

Led a 12-person team focused on logistics automation with projects in Dubai, Denmark, and Norway. Developed psychological assessment tools and conducted R&D for routing optimization and cargo monitoring utilizing GIS and IoT technologies. Used Java technologies including Java 6/8, JBoss, Elasticsearch, OptaPlanner, Spring Boot, Liferay, Solr, REST, SOAP, Apache Camel, Maven, Jenkins, and Groovy.

Head of Development at agimatec GmbH

February 28, 2009 - July 22, 2025

Led a 6-person development team focusing on international parcel automation, serving clients such as post.at, Bring, and Posten Norge. Employed technologies including Java 6, JBoss, Elasticsearch, Hibernate, ActiveMQ, Spring, and JasperReports.

Technical Lead at DHL

March 31, 2006 - July 22, 2025

Developed platform architecture and implementation for parcel locker systems using an enterprise Java stack including Java 4/J2EE, EJB, Spring, JMS, Oracle, BEA Weblogic, and Drools.