Fabian C.

Short project: Converting monocular images

Avatar placeholder
Kalkar, Germany

Experience

Apr 2025 - Sep 2025
6 months

Short project: Converting monocular images

  • Converting monocular images into depth maps and point clouds as training data for Jetson and Zed stereo cameras
  • Developing a drone detection system based on audio and video using Python
Jan 2025 - Apr 2025
4 months

Short project: AI for analyzing police reports

  • Analyzing police reports using LLMs and named entity recognition
  • Comparing off-the-shelf open-source systems with fine-tuned models on an on-premise GPU cluster
Jun 2024 - Jul 2025
1 year 2 months
Thessaloniki, Greece

Head of Development

Port Thessaloniki

  • Evaluating, developing, and implementing IoT sensors for real-time measurements of geodata and environmental data
  • Using Tile38 for dynamic geofencing solutions and analysis via Apache Superset
  • Building a scalable microservices infrastructure with Java 17, Quarkus, REST APIs, and JPA
  • Integrating external systems, implementing MQTT protocols, and developing ETL/mapping processes for integration with terminal operating systems
  • Designing an AI architecture to predict container turnaround times based on utilization, container type, and weather using Python and PyTorch
Jun 2024 - Oct 2024
5 months

Short project: RAG-supported LLM

  • Developing a retrieval-augmented generation LLM with Ollama and Langchain4j for domain-specific queries
Mar 2023 - Oct 2023
8 months

Short project: Prototype analysis of ship sensor data

  • Analyzing ship sensor data (position, draft, speed) for early wear detection of ship propellers using RNN models
  • Predictive maintenance for marine propulsion systems
Nov 2021 - Dec 2021
2 months

Short project: AI models for audio data analysis

  • Developed AI models to analyze audio data using CNNs on FFT and STFT data
  • Investigated predictive maintenance for wear detection
Oct 2019 - Oct 2019
1 month

Short project: AI training

  • Conducted a training on AI usage in Industry 4.0
Nov 2016 - Jun 2024
7 years 8 months
Hamburg, Germany

Head of Development (AI / Big Data / Geospatial Data)

Next Logistics Ventures GmbH (seabo.com)

  • Developed scalable microservices with Quarkus, Javalin, Spring Boot and JBoss 7.4
  • Optimized relational and NoSQL databases (PostgreSQL, MongoDB, DuckDB, Druid) with JPA/Hibernate/Panache
  • Integrated external APIs and ETL processes via REST, GraphQL, AWS Lambda, Spark and Flink
  • Built a robust Kafka infrastructure and used AWS services (S3, Kinesis, SNS, SQS, SageMaker, Lambda)
  • Performed profiling, debugging and optimization to improve software efficiency
  • Developed and trained AI models for text processing (Bi-LSTM, LLM), anomaly detection (Autoencoder), computer vision (YOLO, CNN, UNet), time series analysis (LSTM) and OCR tools (NER, LLM)
  • Processed and analyzed large datasets (>50 GB/day) with Spark, Flink and Druid
  • Developed and optimized ETL pipelines (NMEA AIS → Kafka → Flink → Parquet → Tile38 → AI model)
  • Built geofencing toolchain, clustering analyses, data cleanup and downsampling methods as well as models for distance calculation and route optimization
  • Visualized geospatial data with QGIS, Kepler, ArcGIS, deck.gl, Python and Spark
Jun 2016 - Jul 2017
1 year 2 months

Product development

Meerkat.ai GmbH

  • Developed a social media publishing platform to handle customer inquiries and complaints
  • Assessed urgency using deep learning (RNN/LSTM)
  • Developed a character-level GenAI chatbot
  • Designed and implemented the entire software architecture
Feb 2009 - Jun 2016
7 years 5 months

Head of Development

Viaboxx GmbH

  • Built and led a 12-person development team in the parcel automation domain
  • Conducted research projects on route optimization and cargo space monitoring
  • Implemented international enterprise integrations in Dubai, Denmark and Norway (Camel, ServiceMix, SOAP, SAP JCO)
  • Developed a work psychology-based assessment solution
  • Designed and implemented the software architecture
Jun 2006 - Feb 2009
2 years 9 months

Development Lead

agimatec GmbH

  • Built and led a 6-person development team in the parcel automation domain with an international focus
  • Used Java 6, J2EE, Elasticsearch, JBoss 5, JMS, EJB3, JPA, Hibernate, ActiveMQ
  • Implemented ESB solutions (ServiceMix) and reporting (JasperReports)
  • Used Scrum for agile development
Jun 2003 - Mar 2006
2 years 10 months

Technical Lead

DHL

  • Developed a platform for controlling parcel lockers
  • Created and documented the architecture and implemented it using Java 4, J2EE, EJB 2, Spring, JMS, and SonicMQ
  • Used rule engines (Drools), Oracle, and messaging solutions
  • Conducted testing and documentation using the V-Model XT

Summary

Senior AI & Big Data architect with 15+ years of experience developing scalable systems for logistics, IoT, and geodata. Specialized in Java, Python, and cloud architectures. Successfully implemented AI/ML solutions with proven business impact (process optimization, predictive analytics, microservices).

Skills

  • Ai/ml: Predictive Analytics, Computer Vision, Nlp, Llms, Rag, Vector Dbs, Digital Twins
  • Big Data: Apache Spark, Flink, Kafka, Etl, Data Lakes, Superset
  • Software Architecture: Microservices, Rest, Graphql, Api Design
  • Cloud: Aws, Azure
  • Geodata: Tile38, Gis Analysis, Qgis
  • Iot: Sensor Integration, Mqtt, Edge Computing, Secure Communication
  • Programming Languages: Java (17/21), Python, Javascript (React), Groovy
  • Tools: Docker, Kubernetes, Git, Jira, Confluence

Languages

German
Native
English
Advanced

Certifications & licenses

Scrum Master

BEA Weblogic Developer

Need a freelancer? Find your match in seconds.
Try FRATCH GPT
More actions

Similar Freelancers

Discover other experts with similar qualifications and experience

Jürgen F.
Jürgen F.

AR/VR/XR Architect

View Profile
Thomas H.
Thomas H.

Senior MLOps, DevOps Engineer

View Profile
Hüseyin K.
Hüseyin K.

Senior Full-Stack Engineer

View Profile
Michael F.
Michael F.

Freelancer, Solution Architect

View Profile
Mathias W.
Mathias W.

Development of an AI-driven social media automation for topic identification, text generation, and publishing

View Profile
Markus G.
Markus G.

Full Stack Developer

View Profile
Anton K.
Anton K.

Head of Technical Overall Integration NSC / Hadoop Cloud Development

View Profile
Rainer D.
Rainer D.

Enterprise Architecture Management / Software Developer Backend

View Profile
Jan M.
Jan M.

Interface project at HR Solutions GmbH for Rhineland-Palatinate / BAMF

View Profile
Oliver B.
Oliver B.

Senior Software Architect

View Profile
Werner K.
Werner K.

Test Coordinator, Designer and Engineer

View Profile
Thomas J.
Thomas J.

Backend Developer, DevOps Engineer

View Profile
Ulrich C.
Ulrich C.

Java Architect/Developer – Freelancer

View Profile
Niko S.
Niko S.

Developing Architect, Technical Lead "gridlytics"

View Profile
Alexander K.
Alexander K.

Senior Fullstack Developer

View Profile
Timon R.
Timon R.

Database Developer – Research Project – Healthcare Billing

View Profile
Robin S.
Robin S.

Senior Cloud & Backend Engineer

View Profile
Max R.
Max R.

Cloud (AWS) | AI | DevOps | Data

View Profile
Sebastian K.
Sebastian K.

Senior Lead Developer, System Architecture

View Profile
Rainer B.
Rainer B.

Senior Developer

View Profile
Jan L.
Jan L.

Senior Developer

View Profile
Rainer L.
Rainer L.

Senior IT Consultant, Senior Software Architect, Senior Software Developer, Senior DevOps Engineer

View Profile
Fabian D.
Fabian D.

Volunteer Examiner for IT Apprenticeships

View Profile
Patrick W.
Patrick W.

AI Software Engineer

View Profile
Leif S.
Leif S.

Software Architect

View Profile
Christoph B.
Christoph B.

Architect, Business Analyst, Developer

View Profile
Achille C.
Achille C.

Backend/Frontend Developer

View Profile
Robert R.
Robert R.

Software Developer

View Profile
Tezcan D.
Tezcan D.

Solution Architect / Project Manager

View Profile
Rüdiger S.
Rüdiger S.

Full-Stack Software Engineer / Consultant for Digitalization

View Profile