AI, Machine Learning, Deep Learning, Computer Vision, C++, Python, Matlab, Tensorflow. Keras, OpenCV
Aktualisiert am 16.06.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 16.06.2025
Verfügbar zu: 100%
davon vor Ort: 100%
Machine Learning
Deep Learning
AI
Bildverarbeitung
Docker
Computer Vision
LLM
Kubernetes
TensorFlow
Keras
Pytorch
Pandas
SciPy
NLTK
Hugging Face
Transformers
German
native
English
fluent
Russian
native
Ukrainian
passive fluency

Einsatzorte

Einsatzorte

Berlin (+500km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

3 Monate
2025-01 - 2025-03

On-Premise LLM Deployment for Privacy-Sensitive Applications

  • Deployed and optimized DeepSeek LLM on a private, on-premise server, ensuring 100% data privacy for the client.
  • Integrated with Open-WebUI for an intuitive user interface and streamlined model interaction.
  • Increased inference speed from 3.5 to 10.2 tokens per second through GPU acceleration and model quantization.
4 Jahre 10 Monate
2020-03 - 2024-12

Developed a fully conversational chatbot

Senior Data Scientist
Senior Data Scientist
  • Developed a fully conversational chatbot, reducing customer reliance on hotline support by integrating an LLM with a custom RAG solution that combines semantic and keyword search for optimal response accuracy.
  • Implemented smart email routing for ~10k emails per day, significantly reducing customer wait times and improving response efficiency.
  • Optimized phone hotline routing, increasing the correct call assignment rate from 75% to 94%, enhancing customer service operations.
  • Built multiple AI services, including:
    • Automated response proposal system for customer emails, improving agent efficiency.
    • Information extraction model for scanned documents, streamlining data processing.
    • PII masking system, ensuring compliance with data privacy regulations.
    • Phishing detection service, identifying suspicious emails to enhance cybersecurity.
    • Complaint classification model, enabling faster and more accurate issue resolution.
  • Supervised and mentored junior employees, onboarded and educated 10+ junior colleagues across multiple projects, fostering team growth and expertise.
  • Led end-to-end machine learning projects, overseeing the full lifecycle from data preprocessing and model development to deployment and monitoring, ensuring business impact and scalability.
  • Conducted lectures and training sessions on machine learning and deep learning, sharing expertise and advancing industry knowledge.
Deutsche Kredit Bank
1 Jahr 1 Monat
2018-11 - 2019-11

Build and integrated AI-modules

CV & ML Engineer
CV & ML Engineer
  • Build and integrated AI-modules to speed up the work of the editors.
  • Person detection and identification of 1600 celebrities in total.
  • Gender classification 95+% accuracy.
  • Scene/concept classification (e.g., outdoor shot, indoor shot, underwater, night shot, aerial shot, time lapse shot)
  • Sentiment analysis in text.
  • Determination of spoken language in Video/Audio data.
Mediengruppe RTL / CBC
2 Monate
2018-07 - 2018-08

Algorithm performance improvement

CV & ML Engineer
CV & ML Engineer
  • Trained and integrated models for virtual jewelry try-on application.
  • Hand and person (face, hair, clothes) detection and segmentation.
  • Algorithm performance improvement.
  • Data augmentation, parameter tuning, (re)training of the algorithms.
Sensape
1 Jahr 2 Monate
2017-05 - 2018-06

Computer Vision

CV & ML Engineer TensorFlow OpenCV Scrum ...
CV & ML Engineer
  • Improving lane detection and lane-departure warning system for ADAS.
  • Training and tuning of algorithms to work with hard road scenarios.
  • Team achieved >96% availability (92% required).
TensorFlow OpenCV Scrum Git Jira C++ Python
Aptive / Delphi Automotive
1 Monat
2017-09 - 2017-09

Semantic Segmentation

Keras Python
  • Custumized VGG16 neural network into a FCN to identify a road on the image.
  • Trained on Kitti Road dataset
Keras Python
8 Monate
2016-10 - 2017-05

Development of a mobile application

Computer Vision Engineer Keras Python Scrum ...
Computer Vision Engineer
  • Development of a mobile application for video life blogging with VR and AR elements.
  • Face/body detection and tracking up to 4m with smart-phone camera.
  • Image stitching to panorama from video frames.
Keras Python Scrum OpenCV C# Unity TensorFlow C++
Splash
1 Monat
2017-02 - 2017-02

Traffic Sign Classifier

TensorFlow Python
  • Build and trained a deep neural network using TensorFlow,
    able to distinguish 43 different traffic sign types.
  • Final model had 90% accuracy after few hours.
  • Dataset: URL on request
  • section=gtsrb&subsection=dataset
TensorFlow Python
1 Monat
2017-02 - 2017-02

Behavioral Cloning

TensorFlow Keras Python
  • Build and trained a deep neural network using Keras, which is able to predict steering angle.
  • Final model successful keep the car on track whole time in the simulator.
TensorFlow Keras Python
6 Monate
2016-04 - 2016-09

Setup multiple learning-management-systems

Software Developer Scrum Python Canvas LMS ...
Software Developer
  • Setup multiple learning-management-systems (Canvas LMS, Open edX).
  • Jupyter notebook integration.
  • Setup infrastructure with Docker.
Scrum Python Canvas LMS Open edX
dataX Academy
4 Monate
2016-02 - 2016-05

The DB Digital Header Challenge

Software Developer OCR Python OpenCV
Software Developer

URL on request

OCR Python OpenCV
mindbox
Berlin
1 Jahr 6 Monate
2014-06 - 2015-11

Cubits - platform to buy, sell and accept Bitcoin

Software Developer Scrum Bitcoin Blockchain
Software Developer
  • Integration of various payment and user verification gateways (Sofort, Skrill, Jumio and IDNow).
  • Build a micro-service-based test environment using Docker.
Docker nginx Vagrant VirtualBox Ruby Ruby on Rails PHP C# Sofort Skrill Jumio IDNow
Scrum Bitcoin Blockchain
Cubits
Berlin
1 Jahr
2013-06 - 2014-05

Web application front- & backend development

Software Developer Scrum Canban Git ...
Software Developer
  • Writing software tests
Scrum Canban Git Ruby Ruby on Rails CoffeeScript
LiquidM
Berlin
10 Monate
2012-08 - 2013-05

Front- & backend development

Software Developer PHP JavaScript HTML
Software Developer
  • Front- & backend development for an Intranet application.
  • Design and development of different software modules.
PHP JavaScript HTML
POS MEDIA GROUP W&T GmbH
Berlin

Aus- und Weiterbildung

Aus- und Weiterbildung

1 Monat
2025-03 - 2025-03

Certified Machine Learning Engineer - Associate

AWS
AWS
1 Monat
2024-05 - 2024-05

Certified SysOps Associate

AWS
AWS
1 Monat
2023-11 - 2023-11

Certified Machine Learning Specialist

AWS
AWS
1 Monat
2023-04 - 2023-04

Certified Developer Associate

AWS
AWS
1 Monat
2022-12 - 2022-12

Certified Solutions Architect Associate

AWS
AWS
1 Monat
2021-05 - 2021-05

Data Engineering

Udacity
Udacity
11 Monate
2016-12 - 2017-10

Self-Driving Car Engineer

Nanodegree, Udacity
Nanodegree
Udacity
4 Monate
2016-05 - 2016-08

Machine Learning

Certificate, Coursera
Certificate
Coursera
3 Jahre
2013-05 - 2016-04

Computer Science

Master of Science, Freie Universität Berlin
Master of Science
Freie Universität Berlin

Artificial Intelligence and Robotics

3 Jahre 8 Monate
2009-10 - 2013-05

Computer Science

Bachelor of Science, Freie Universität Berlin
Bachelor of Science
Freie Universität Berlin

Kompetenzen

Kompetenzen

Top-Skills

Machine Learning Deep Learning AI Bildverarbeitung Docker Computer Vision LLM Kubernetes TensorFlow Keras Pytorch Pandas SciPy NLTK Hugging Face Transformers

Produkte / Standards / Erfahrungen / Methoden

Computer Vision
Docker
Git
JIRA
Keras
Machine Learning
OpenCV
Scrum
Tensorflow

Profile

I am a passionate AI/ML engineer with many years of experience in different areas of AI including Natural Language Processing as well as Computer Vision. I am heavily interested in developing AI powered products with real user value. If you're looking for a dynamic and results-driven AI/ML expert to help you develop cutting-edge solutions, I would be thrilled to discuss how I can contribute to your team.


Technical Skills

  • AWS
  • CI/CD
  • CNN
  • DNN
  • Docker
  • decision trees
  • FastAPI
  • feature engineering
  • Hugging Face
  • image processing
  • Keras LLM?s (ChatGPT, Claude, DeepSeek, Llama, Qwen, ollama, vLLM etc.)
  • MLFlow
  • MLOps
  • NLTK
  • OCR (Tesseract, EasyOCR)
  • OpenCV
  • Pandas
  • pattern recognition
  • PyTorch
  • Python
  • SciPy
  • SVM
  • SQL (Oracle, PostgresSQL, MySQL, SQLite)
  • Tensorflow
  • Transformers
  • object detection

Programmiersprachen

Python
Experte

Einsatzorte

Einsatzorte

Berlin (+500km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

3 Monate
2025-01 - 2025-03

On-Premise LLM Deployment for Privacy-Sensitive Applications

  • Deployed and optimized DeepSeek LLM on a private, on-premise server, ensuring 100% data privacy for the client.
  • Integrated with Open-WebUI for an intuitive user interface and streamlined model interaction.
  • Increased inference speed from 3.5 to 10.2 tokens per second through GPU acceleration and model quantization.
4 Jahre 10 Monate
2020-03 - 2024-12

Developed a fully conversational chatbot

Senior Data Scientist
Senior Data Scientist
  • Developed a fully conversational chatbot, reducing customer reliance on hotline support by integrating an LLM with a custom RAG solution that combines semantic and keyword search for optimal response accuracy.
  • Implemented smart email routing for ~10k emails per day, significantly reducing customer wait times and improving response efficiency.
  • Optimized phone hotline routing, increasing the correct call assignment rate from 75% to 94%, enhancing customer service operations.
  • Built multiple AI services, including:
    • Automated response proposal system for customer emails, improving agent efficiency.
    • Information extraction model for scanned documents, streamlining data processing.
    • PII masking system, ensuring compliance with data privacy regulations.
    • Phishing detection service, identifying suspicious emails to enhance cybersecurity.
    • Complaint classification model, enabling faster and more accurate issue resolution.
  • Supervised and mentored junior employees, onboarded and educated 10+ junior colleagues across multiple projects, fostering team growth and expertise.
  • Led end-to-end machine learning projects, overseeing the full lifecycle from data preprocessing and model development to deployment and monitoring, ensuring business impact and scalability.
  • Conducted lectures and training sessions on machine learning and deep learning, sharing expertise and advancing industry knowledge.
Deutsche Kredit Bank
1 Jahr 1 Monat
2018-11 - 2019-11

Build and integrated AI-modules

CV & ML Engineer
CV & ML Engineer
  • Build and integrated AI-modules to speed up the work of the editors.
  • Person detection and identification of 1600 celebrities in total.
  • Gender classification 95+% accuracy.
  • Scene/concept classification (e.g., outdoor shot, indoor shot, underwater, night shot, aerial shot, time lapse shot)
  • Sentiment analysis in text.
  • Determination of spoken language in Video/Audio data.
Mediengruppe RTL / CBC
2 Monate
2018-07 - 2018-08

Algorithm performance improvement

CV & ML Engineer
CV & ML Engineer
  • Trained and integrated models for virtual jewelry try-on application.
  • Hand and person (face, hair, clothes) detection and segmentation.
  • Algorithm performance improvement.
  • Data augmentation, parameter tuning, (re)training of the algorithms.
Sensape
1 Jahr 2 Monate
2017-05 - 2018-06

Computer Vision

CV & ML Engineer TensorFlow OpenCV Scrum ...
CV & ML Engineer
  • Improving lane detection and lane-departure warning system for ADAS.
  • Training and tuning of algorithms to work with hard road scenarios.
  • Team achieved >96% availability (92% required).
TensorFlow OpenCV Scrum Git Jira C++ Python
Aptive / Delphi Automotive
1 Monat
2017-09 - 2017-09

Semantic Segmentation

Keras Python
  • Custumized VGG16 neural network into a FCN to identify a road on the image.
  • Trained on Kitti Road dataset
Keras Python
8 Monate
2016-10 - 2017-05

Development of a mobile application

Computer Vision Engineer Keras Python Scrum ...
Computer Vision Engineer
  • Development of a mobile application for video life blogging with VR and AR elements.
  • Face/body detection and tracking up to 4m with smart-phone camera.
  • Image stitching to panorama from video frames.
Keras Python Scrum OpenCV C# Unity TensorFlow C++
Splash
1 Monat
2017-02 - 2017-02

Traffic Sign Classifier

TensorFlow Python
  • Build and trained a deep neural network using TensorFlow,
    able to distinguish 43 different traffic sign types.
  • Final model had 90% accuracy after few hours.
  • Dataset: URL on request
  • section=gtsrb&subsection=dataset
TensorFlow Python
1 Monat
2017-02 - 2017-02

Behavioral Cloning

TensorFlow Keras Python
  • Build and trained a deep neural network using Keras, which is able to predict steering angle.
  • Final model successful keep the car on track whole time in the simulator.
TensorFlow Keras Python
6 Monate
2016-04 - 2016-09

Setup multiple learning-management-systems

Software Developer Scrum Python Canvas LMS ...
Software Developer
  • Setup multiple learning-management-systems (Canvas LMS, Open edX).
  • Jupyter notebook integration.
  • Setup infrastructure with Docker.
Scrum Python Canvas LMS Open edX
dataX Academy
4 Monate
2016-02 - 2016-05

The DB Digital Header Challenge

Software Developer OCR Python OpenCV
Software Developer

URL on request

OCR Python OpenCV
mindbox
Berlin
1 Jahr 6 Monate
2014-06 - 2015-11

Cubits - platform to buy, sell and accept Bitcoin

Software Developer Scrum Bitcoin Blockchain
Software Developer
  • Integration of various payment and user verification gateways (Sofort, Skrill, Jumio and IDNow).
  • Build a micro-service-based test environment using Docker.
Docker nginx Vagrant VirtualBox Ruby Ruby on Rails PHP C# Sofort Skrill Jumio IDNow
Scrum Bitcoin Blockchain
Cubits
Berlin
1 Jahr
2013-06 - 2014-05

Web application front- & backend development

Software Developer Scrum Canban Git ...
Software Developer
  • Writing software tests
Scrum Canban Git Ruby Ruby on Rails CoffeeScript
LiquidM
Berlin
10 Monate
2012-08 - 2013-05

Front- & backend development

Software Developer PHP JavaScript HTML
Software Developer
  • Front- & backend development for an Intranet application.
  • Design and development of different software modules.
PHP JavaScript HTML
POS MEDIA GROUP W&T GmbH
Berlin

Aus- und Weiterbildung

Aus- und Weiterbildung

1 Monat
2025-03 - 2025-03

Certified Machine Learning Engineer - Associate

AWS
AWS
1 Monat
2024-05 - 2024-05

Certified SysOps Associate

AWS
AWS
1 Monat
2023-11 - 2023-11

Certified Machine Learning Specialist

AWS
AWS
1 Monat
2023-04 - 2023-04

Certified Developer Associate

AWS
AWS
1 Monat
2022-12 - 2022-12

Certified Solutions Architect Associate

AWS
AWS
1 Monat
2021-05 - 2021-05

Data Engineering

Udacity
Udacity
11 Monate
2016-12 - 2017-10

Self-Driving Car Engineer

Nanodegree, Udacity
Nanodegree
Udacity
4 Monate
2016-05 - 2016-08

Machine Learning

Certificate, Coursera
Certificate
Coursera
3 Jahre
2013-05 - 2016-04

Computer Science

Master of Science, Freie Universität Berlin
Master of Science
Freie Universität Berlin

Artificial Intelligence and Robotics

3 Jahre 8 Monate
2009-10 - 2013-05

Computer Science

Bachelor of Science, Freie Universität Berlin
Bachelor of Science
Freie Universität Berlin

Kompetenzen

Kompetenzen

Top-Skills

Machine Learning Deep Learning AI Bildverarbeitung Docker Computer Vision LLM Kubernetes TensorFlow Keras Pytorch Pandas SciPy NLTK Hugging Face Transformers

Produkte / Standards / Erfahrungen / Methoden

Computer Vision
Docker
Git
JIRA
Keras
Machine Learning
OpenCV
Scrum
Tensorflow

Profile

I am a passionate AI/ML engineer with many years of experience in different areas of AI including Natural Language Processing as well as Computer Vision. I am heavily interested in developing AI powered products with real user value. If you're looking for a dynamic and results-driven AI/ML expert to help you develop cutting-edge solutions, I would be thrilled to discuss how I can contribute to your team.


Technical Skills

  • AWS
  • CI/CD
  • CNN
  • DNN
  • Docker
  • decision trees
  • FastAPI
  • feature engineering
  • Hugging Face
  • image processing
  • Keras LLM?s (ChatGPT, Claude, DeepSeek, Llama, Qwen, ollama, vLLM etc.)
  • MLFlow
  • MLOps
  • NLTK
  • OCR (Tesseract, EasyOCR)
  • OpenCV
  • Pandas
  • pattern recognition
  • PyTorch
  • Python
  • SciPy
  • SVM
  • SQL (Oracle, PostgresSQL, MySQL, SQLite)
  • Tensorflow
  • Transformers
  • object detection

Programmiersprachen

Python
Experte

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