Data Science High Performance Computing R Python Julia
Frontend
React
Astro
JavaScript
Python
Julia
R
Scala
Kubernetes
k3s
bash
Linux
German
Mother tongue
English
Dutch
Spanish
Einsatzorte
Einsatzorte
Deutschland
möglich
Projekte
Projekte
2 years 11 months
2021-10 - now
various Projects
Senior Data/ML Consultant & Technical Lead
Senior Data/ML Consultant & Technical Lead
Mathematical optimization for scheduling Role: Software Engineer & Applied Mathematician
Tasks: The constraint-optimization problem was build for a flexible scheduling tool, as well as its interaction with the frontend. Duration: 1 months Team setting: Team of 2, remote
Building scalable Data Science compute cluster from scratch Role: Software & Cloud & Web Engineer
Tasks: For the product cloud.jolin.io a data science compute cluster was build on top of kubernetes. This includes securing container runtimes, authorization of running jobs, autoscaling, integration with version control, and building of front-end to spawn individual scalable data science environments. Duration: 13 months Team setting: Team of 1, on-site
Custom ChatGPT service Role: AI & Web Engineer Tasks: A state of the art user-interface was build upon on generative AI, including backend and frontend. Duration: 1 months Team setting: Team of 2, remote
Central datalake setup and ingestion Role: Architect & Data Engineer
Tasks: The client had several different data sources for customer and orders, which should be centralized for several usecases. As a solution a big data lake on top of AWS S3 and Apache Hudi was setup and first data ingestions pipelines completed. In production. Duration: 9 months Team setting: Team of 5, remote
PoC Julia migration of scikit-decide Role: Software Engineer
Tasks: Scikit-decide is an open source tool by Airbus for reinforcement learning and scheduling. The core was translated from Python to Julia to demonstrate feasibility and benchmark performance improvements. Duration: 1 months Team setting: Team of 2, remote
Skills: python, julia, GitHub
Jolin.io in Munich
2 years 3 months
2019-01 - 2021-03
Machine Learning Reply in Munich
Senior Data Science Consultant & Technical Lead
Senior Data Science Consultant & Technical Lead
Supporting Usecase Development on Datalake Role: Lead Developer & Architect
Tasks: Guidance was provided for architectural decisions, adapting access policies, and debugging routing issues. A specific GDPR treatment ingestion processes was implemented and rolled-out. In production. Duration: 6 months Team setting: Team Lead, Team of 2, remote
20 ETL Pipelines on AWS Role: Lead Developer & Architect Tasks: Replacing an CRM required the development of about 20 ETL pipelines to replace existing systems with new data-flows. Including one REST API. In production. Duration: 10 months Team setting: Team Lead, Team of 3, remote
Building Multitenant Datalake on AWS Role: Lead Developer & Architect
Tasks: Implementing from scratch a datalake platform on AWS which is deployed in several countries using InfrastructureAsCode as the key technology. A key focus was GDPR conformity. In production. Duration: 5 months Team setting: Team Lead, Team of 2, remote with a few on-side workshops
Unification of Existing Time Series Analytics Role: Core Developer
Tasks: Several custom anomaly detection solutions on time series were refactored and unified into a generic framework which can be easily deployed to new usecases and new infrastructures (AWS tested). In production. Duration: 9 months Team setting: Team of 15, on-site, Scrum
Tasks: Designed, implemented, and deployed Big Data recommendation system, now running in production for Millions of daily customers. In production. Duration: 7 months Team setting: Team of 1, on-site, weekly reviews
Tasks: Infrastructure review and code review of a framework implemented build by one of our customers. Duration: 2 months Team setting: Team of 1, mixed remote & on-site
Skills: R, AWS
Workshop: Developing with Apache Spark Role: Teacher
Tasks: Four one-day workshops at customers, two introductory, the other two advanced. Contents: Performance optimization, monitoring, interfacing Scala-R-Python, best practices. Duration: 4 × 1 day Setting: Group of 15 persons, sole presenter
Skills: R, Python, Spark
loyalty program, telecommunication and clothing/accessories
1 year 9 months
2016-11 - 2018-07
Data Reply in Munich
Data Science Consultant
Data Science Consultant
Fraud Detection Role: Data Science Developer
Tasks: Draft, development, implementation, evaluation and deployment of an anomaly detection system to detect previously unkown types of fraud. Duration: 14 months Team Setting: Team of 1, on-site, review once every three months
Callcenter and Webcontent Optimization using Speech Analytics Role: Data Science Developer
Tasks: A 3 dimensional content detection system was setup for written conversations. Given only plain text, it identifyed customer specific product entities, services, and problems. Duration: 6 month Team Setting: Team of 3, on-site, reviews every week
Tasks: Build Django based web-dashboard with Bokeh based interactive data analysis visualization.
Duration: 4 month Team Setting: Team of 1, remote, steady exchange with CEO Skills: Python, Django, Bokeh, Gitlab
Data Parsing Role: Python Developer
Tasks: Build parser to extract time series data from customer specific text data formats. Duration: 8 month Team Setting: Team of 1, remote, steady exchange with CEO
Skills: Python, PyParsing, Cython, Gitlab
municipal utilities, with forecasts of all kinds
Trufflebit in Nijmegen, Netherlands
1 year
2013-04 - 2014-03
Building an Autonomous Robot - Academic hands-on project
Programmed robot with wheels and arms to grab a muffin from the receptionist on first floor, take the elevator, and bring it to the robotics lab. Duration: 12 month Team Setting: Team of 14, on-site, Scrum
ROSGazeboPythonC++OpenCVGit
University of Osnabrück, Germany
Aus- und Weiterbildung
Aus- und Weiterbildung
2 years 1 month
2014-09 - 2016-09
M.Sc. Applied Stochastics
Master in mathematics with specialisation in probability theory and (Bayesian) statistics, Radboud University Nijmegen, Netherlands
Master in mathematics with specialisation in probability theory and (Bayesian) statistics
Radboud University Nijmegen, Netherlands
very good
1 year 11 months
2013-10 - 2015-08
M.Sc. Cognitive Science
M.Sc. Cognitive Science, University of Osnabrück
M.Sc. Cognitive Science
University of Osnabrück
Specialisation in computational neuroscience, symbolic AI, robotics and
philosophy of mind.
3 years 3 months
2011-10 - 2014-12
B.Sc. Mathematik/Informatik
B.Sc. Mathematik/Informatik, University of Osnabrück
B.Sc. Mathematik/Informatik
University of Osnabrück
Foundations of computer science and mathematics
3 years
2010-10 - 2013-09
B.Sc. Cognitive Science
B.Sc. Cognitive Science, University of Osnabrück
B.Sc. Cognitive Science
University of Osnabrück
Foundations of neuroinformatics, robotics, symbolic AI, neuroscience
and neurobiology, psychology, (computer) linguistics, and philosophy of
mind.
CERTIFICATIONS 2021 AWS Certified Architect Professional
2020
AWS Certified Architect Associate
AWS Certified Machine Learning Speciality
2018
AWS Certified Big Data Speciality
AWS Certified Cloud Practitioneer
2017
Professional Scrum Master? I (PSM I)
Cloudera Certified CCA Spark and Hadoop Developer
TRAININGS 2020 Empowering Leadership Training Intense half year program with 16 high potentials from different Reply companies.
2016 Schloss Elmau, Germany Academy ?Führung und Persönlichkeit? Intense one week program for potential leaders organized by the Institute for Philosophy and Leadership (Munich).
2017 Bilbao, Spain Deep Learning Summerschool Intense one week program on advances in deep learning methods.
Position
Position
Senior Data Science & Engineering Consultant
Kompetenzen
Kompetenzen
Top-Skills
Cloud Architekt AWS Azure KubernetesMachine Learning Engineer and DevOps Python ScalaData Science High Performance Computing R Python JuliaFrontendReactAstroJavaScriptPythonJuliaRScalaKubernetesk3sbashLinux
Produkte / Standards / Erfahrungen / Methoden
Profile
full stack lead data science consultant and cloud architect, specialized on big data, high performance, probabilistic computing and scientific machine learning.
10+ years experience in data science, 7+ years in consulting, 2 years in leading small teams
He has an outstanding master of cognitive science, master of statistics, and bachelor of informatics. Since 2017 he worked with Big Data systems, since 2018 on clouds
architected cloud-based data solutions for several businesses with AWS, Azure and Kubernetes
implemented several machine learning use cases in production using Python, R, Scala, and Julia
worked for several big companies, like Adidas, Fielmann, O2, Payback, Telefonica, VW
AWS
CDK
SageMaker
Glue
EMR
Lambda
EC2
S3
ECS
Fargate
EKS
MSK
IAM
VPC
API Gateway
Cognito
System Manager
Cloudformation
Azure
Databricks
Azure Machine Learning
Azure Data Lake Storage
Terraform
Active Directory
Web App Service
Big Data & Realtime
Spark
DeltaLake
Hudi
Databricks
Kubernetes
Kafka
Flink
Low Code
Apache
Nifi
DataIku
DataRobots
Tableau
Kibana
Automation & Productionalization
Gitlab CICD
Github Actions
dvc
Docker
Kubernetes
k3s
Nomad
ArgoCD
Kubeflow
Airflow
MLFlow
Longhorn
Kyverno
Prometheus
Grafana
Elastic Stack
Data Science & Deep Learning
JuMP.jl
flux.jl
pytorch
tensorflow
keras
tfp
stan
pymc3
turing.jl
pandas
numpy
scipy
yellowbrick
d3
bokeh
plotly
dash
General Coding
git
bash
vim
tmux
make
ssh
IntelliJ
PyCharm
RStudio
Jupyter
Pluto
Atom
VSCode
Web
HTML
CSS
tailwind
javascript
typescript
react
preact
mui
svelte
astro
vite
parcel
Agile Tools
Miro
Jira
GitHub
Gitlab
Jetbrains
Space
Kanban
SCRUM
Strengths
lead
visionary
team player
caregiver
self reflection
high quality
clean code
clean setup
clean infrastructure
state-of-the-art
Julia
Python
R
Matlab
Scala
Spark
Haskell
Nix
ROS
AWS
cloud
DevOps
cicd
automation
Statistics
AI
Machine Learning
Deep Learning
Probabilistic Modelling
Expert Systems
Optimization
Time Series
Recommendation
Fraud & Anomalies
Computer Vision
NLP
Planning
Programmiersprachen
Julia
Python
R
Matlab
Scala
Java
C
Nix
bash
zsh
Datenbanken
PostgreSQL
MongoDB
Hive
elasticsearch
References/Awards/Publications/Achievements/Conferences & Meetups/selected University Courses on Request
Einsatzorte
Einsatzorte
Deutschland
möglich
Projekte
Projekte
2 years 11 months
2021-10 - now
various Projects
Senior Data/ML Consultant & Technical Lead
Senior Data/ML Consultant & Technical Lead
Mathematical optimization for scheduling Role: Software Engineer & Applied Mathematician
Tasks: The constraint-optimization problem was build for a flexible scheduling tool, as well as its interaction with the frontend. Duration: 1 months Team setting: Team of 2, remote
Building scalable Data Science compute cluster from scratch Role: Software & Cloud & Web Engineer
Tasks: For the product cloud.jolin.io a data science compute cluster was build on top of kubernetes. This includes securing container runtimes, authorization of running jobs, autoscaling, integration with version control, and building of front-end to spawn individual scalable data science environments. Duration: 13 months Team setting: Team of 1, on-site
Custom ChatGPT service Role: AI & Web Engineer Tasks: A state of the art user-interface was build upon on generative AI, including backend and frontend. Duration: 1 months Team setting: Team of 2, remote
Central datalake setup and ingestion Role: Architect & Data Engineer
Tasks: The client had several different data sources for customer and orders, which should be centralized for several usecases. As a solution a big data lake on top of AWS S3 and Apache Hudi was setup and first data ingestions pipelines completed. In production. Duration: 9 months Team setting: Team of 5, remote
PoC Julia migration of scikit-decide Role: Software Engineer
Tasks: Scikit-decide is an open source tool by Airbus for reinforcement learning and scheduling. The core was translated from Python to Julia to demonstrate feasibility and benchmark performance improvements. Duration: 1 months Team setting: Team of 2, remote
Skills: python, julia, GitHub
Jolin.io in Munich
2 years 3 months
2019-01 - 2021-03
Machine Learning Reply in Munich
Senior Data Science Consultant & Technical Lead
Senior Data Science Consultant & Technical Lead
Supporting Usecase Development on Datalake Role: Lead Developer & Architect
Tasks: Guidance was provided for architectural decisions, adapting access policies, and debugging routing issues. A specific GDPR treatment ingestion processes was implemented and rolled-out. In production. Duration: 6 months Team setting: Team Lead, Team of 2, remote
20 ETL Pipelines on AWS Role: Lead Developer & Architect Tasks: Replacing an CRM required the development of about 20 ETL pipelines to replace existing systems with new data-flows. Including one REST API. In production. Duration: 10 months Team setting: Team Lead, Team of 3, remote
Building Multitenant Datalake on AWS Role: Lead Developer & Architect
Tasks: Implementing from scratch a datalake platform on AWS which is deployed in several countries using InfrastructureAsCode as the key technology. A key focus was GDPR conformity. In production. Duration: 5 months Team setting: Team Lead, Team of 2, remote with a few on-side workshops
Unification of Existing Time Series Analytics Role: Core Developer
Tasks: Several custom anomaly detection solutions on time series were refactored and unified into a generic framework which can be easily deployed to new usecases and new infrastructures (AWS tested). In production. Duration: 9 months Team setting: Team of 15, on-site, Scrum
Tasks: Designed, implemented, and deployed Big Data recommendation system, now running in production for Millions of daily customers. In production. Duration: 7 months Team setting: Team of 1, on-site, weekly reviews
Tasks: Infrastructure review and code review of a framework implemented build by one of our customers. Duration: 2 months Team setting: Team of 1, mixed remote & on-site
Skills: R, AWS
Workshop: Developing with Apache Spark Role: Teacher
Tasks: Four one-day workshops at customers, two introductory, the other two advanced. Contents: Performance optimization, monitoring, interfacing Scala-R-Python, best practices. Duration: 4 × 1 day Setting: Group of 15 persons, sole presenter
Skills: R, Python, Spark
loyalty program, telecommunication and clothing/accessories
1 year 9 months
2016-11 - 2018-07
Data Reply in Munich
Data Science Consultant
Data Science Consultant
Fraud Detection Role: Data Science Developer
Tasks: Draft, development, implementation, evaluation and deployment of an anomaly detection system to detect previously unkown types of fraud. Duration: 14 months Team Setting: Team of 1, on-site, review once every three months
Callcenter and Webcontent Optimization using Speech Analytics Role: Data Science Developer
Tasks: A 3 dimensional content detection system was setup for written conversations. Given only plain text, it identifyed customer specific product entities, services, and problems. Duration: 6 month Team Setting: Team of 3, on-site, reviews every week
Tasks: Build Django based web-dashboard with Bokeh based interactive data analysis visualization.
Duration: 4 month Team Setting: Team of 1, remote, steady exchange with CEO Skills: Python, Django, Bokeh, Gitlab
Data Parsing Role: Python Developer
Tasks: Build parser to extract time series data from customer specific text data formats. Duration: 8 month Team Setting: Team of 1, remote, steady exchange with CEO
Skills: Python, PyParsing, Cython, Gitlab
municipal utilities, with forecasts of all kinds
Trufflebit in Nijmegen, Netherlands
1 year
2013-04 - 2014-03
Building an Autonomous Robot - Academic hands-on project
Programmed robot with wheels and arms to grab a muffin from the receptionist on first floor, take the elevator, and bring it to the robotics lab. Duration: 12 month Team Setting: Team of 14, on-site, Scrum
ROSGazeboPythonC++OpenCVGit
University of Osnabrück, Germany
Aus- und Weiterbildung
Aus- und Weiterbildung
2 years 1 month
2014-09 - 2016-09
M.Sc. Applied Stochastics
Master in mathematics with specialisation in probability theory and (Bayesian) statistics, Radboud University Nijmegen, Netherlands
Master in mathematics with specialisation in probability theory and (Bayesian) statistics
Radboud University Nijmegen, Netherlands
very good
1 year 11 months
2013-10 - 2015-08
M.Sc. Cognitive Science
M.Sc. Cognitive Science, University of Osnabrück
M.Sc. Cognitive Science
University of Osnabrück
Specialisation in computational neuroscience, symbolic AI, robotics and
philosophy of mind.
3 years 3 months
2011-10 - 2014-12
B.Sc. Mathematik/Informatik
B.Sc. Mathematik/Informatik, University of Osnabrück
B.Sc. Mathematik/Informatik
University of Osnabrück
Foundations of computer science and mathematics
3 years
2010-10 - 2013-09
B.Sc. Cognitive Science
B.Sc. Cognitive Science, University of Osnabrück
B.Sc. Cognitive Science
University of Osnabrück
Foundations of neuroinformatics, robotics, symbolic AI, neuroscience
and neurobiology, psychology, (computer) linguistics, and philosophy of
mind.
CERTIFICATIONS 2021 AWS Certified Architect Professional
2020
AWS Certified Architect Associate
AWS Certified Machine Learning Speciality
2018
AWS Certified Big Data Speciality
AWS Certified Cloud Practitioneer
2017
Professional Scrum Master? I (PSM I)
Cloudera Certified CCA Spark and Hadoop Developer
TRAININGS 2020 Empowering Leadership Training Intense half year program with 16 high potentials from different Reply companies.
2016 Schloss Elmau, Germany Academy ?Führung und Persönlichkeit? Intense one week program for potential leaders organized by the Institute for Philosophy and Leadership (Munich).
2017 Bilbao, Spain Deep Learning Summerschool Intense one week program on advances in deep learning methods.
Position
Position
Senior Data Science & Engineering Consultant
Kompetenzen
Kompetenzen
Top-Skills
Cloud Architekt AWS Azure KubernetesMachine Learning Engineer and DevOps Python ScalaData Science High Performance Computing R Python JuliaFrontendReactAstroJavaScriptPythonJuliaRScalaKubernetesk3sbashLinux
Produkte / Standards / Erfahrungen / Methoden
Profile
full stack lead data science consultant and cloud architect, specialized on big data, high performance, probabilistic computing and scientific machine learning.
10+ years experience in data science, 7+ years in consulting, 2 years in leading small teams
He has an outstanding master of cognitive science, master of statistics, and bachelor of informatics. Since 2017 he worked with Big Data systems, since 2018 on clouds
architected cloud-based data solutions for several businesses with AWS, Azure and Kubernetes
implemented several machine learning use cases in production using Python, R, Scala, and Julia
worked for several big companies, like Adidas, Fielmann, O2, Payback, Telefonica, VW
AWS
CDK
SageMaker
Glue
EMR
Lambda
EC2
S3
ECS
Fargate
EKS
MSK
IAM
VPC
API Gateway
Cognito
System Manager
Cloudformation
Azure
Databricks
Azure Machine Learning
Azure Data Lake Storage
Terraform
Active Directory
Web App Service
Big Data & Realtime
Spark
DeltaLake
Hudi
Databricks
Kubernetes
Kafka
Flink
Low Code
Apache
Nifi
DataIku
DataRobots
Tableau
Kibana
Automation & Productionalization
Gitlab CICD
Github Actions
dvc
Docker
Kubernetes
k3s
Nomad
ArgoCD
Kubeflow
Airflow
MLFlow
Longhorn
Kyverno
Prometheus
Grafana
Elastic Stack
Data Science & Deep Learning
JuMP.jl
flux.jl
pytorch
tensorflow
keras
tfp
stan
pymc3
turing.jl
pandas
numpy
scipy
yellowbrick
d3
bokeh
plotly
dash
General Coding
git
bash
vim
tmux
make
ssh
IntelliJ
PyCharm
RStudio
Jupyter
Pluto
Atom
VSCode
Web
HTML
CSS
tailwind
javascript
typescript
react
preact
mui
svelte
astro
vite
parcel
Agile Tools
Miro
Jira
GitHub
Gitlab
Jetbrains
Space
Kanban
SCRUM
Strengths
lead
visionary
team player
caregiver
self reflection
high quality
clean code
clean setup
clean infrastructure
state-of-the-art
Julia
Python
R
Matlab
Scala
Spark
Haskell
Nix
ROS
AWS
cloud
DevOps
cicd
automation
Statistics
AI
Machine Learning
Deep Learning
Probabilistic Modelling
Expert Systems
Optimization
Time Series
Recommendation
Fraud & Anomalies
Computer Vision
NLP
Planning
Programmiersprachen
Julia
Python
R
Matlab
Scala
Java
C
Nix
bash
zsh
Datenbanken
PostgreSQL
MongoDB
Hive
elasticsearch
References/Awards/Publications/Achievements/Conferences & Meetups/selected University Courses on Request
Vertrauen Sie auf Randstad
Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung