04/2021 - 05/2023
Rolle Senior Fullstack Software Engineer
Kunde: Backtracks.fm
Einsatzort: Austin, TX (remote)
Backtracks.fm provided end-to-end content and analytics solutions for esteemed clients like The New York Times (2 mil. daily listeners) and Amazon's Wondery podcast service (approx. 18 mil. monthly listeners). I played a pivotal role in crafting sophisticated podcast analytics through the aggregation of vast timeseries Big-Data (Listens, Ad Impressions, Unique Listeners, Conversions, etc.). My contributions extended to implementing anomaly detection in the event data, orchestrating detailed multilingual content analysis within a scalable transcription pipeline and NLP pipeline, which successfully enhanced ad targeting by adeptly matching podcast content to advertisements. Technologies used
? Python, Flask, FastAPI, Javascript, Dagster, Redis, Celery
? Amazon AWS, Cloudformation, Batch, Lambda, Sagemaker
and Vertex AI, Google Cloud Platform, Docker, Drone CI
? PyTorch, Keras, Vector Embeddings, Speaker Diarization,
spacy, LLM (and RAG concept work),
? Elasticsearch, BigTable, PostgresSQL
07/2019 - 09/2020
Rolle: NLP & Information Retrieval Consultant, Software Developer
Kunde: BASF SE
Einsatzort: Ludwigshafen am Rhein
Aufgaben:
Conceptualization, architecture and development of a scalable Big-Data solution (as a R&D Datalake use case) for mass indexing file contents using bleeding edge natural language processing and machine learning algorithms on the Cloudera Hadoop Stack (HDP and HDF), Palantir Foundry and Kubernetes Deployment in Microsoft Azure.
Eingesetzte Produkte:
NiFi and MiNiFi for ETL, Apache Spark Processing (Java, Scala & Python), Apache HBase, Elasticsearch Stack, Django Backend, React Frontend
02/2019 - 05/2019: React single page application development (industry equipment configurator)
Rolle: Freelance Software Engineer
Kunde: kernpunkt Digital GmbH
Einsatzort: Köln
Aufgaben:
Notable Achievements:
Eingesetzte Produkte:
Javascript, React, Redux, Redux-thunk, Google Analytics, hotjar, Docker, Material-UI, SCSS, First Spirit
12/2018 - 02/2019: Conceptualization and implementation of a Softwareas- a-Service tool
Rolle: Freelance Software Engineer
Kunde: Bitwatt Systems GmbH
Einsatzort: Düsseldorf
Aufgaben:
Eingesetzte Produkte:
Python, Numpy, PuLP (Linear optimzations solver), Django, Redis, React, Docker, Microsoft Web-Add-In API
10/2016 - 12/2016: Non Intrusive Load Monitoring (NILM)
Rolle: Research Intern
Kunde: Fraunhofer IMS
Einsatzort: Duisburg
Aufgaben:
Non Intrusive Load Monitoring (NILM) aims to disaggregate energy consumption data in such a way, that individual electrical devices can be detected and distinguished.
Eingesetzte Produkte:
Matlab, python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2016 - heute: Development of tailored Android Apps
Rolle: CoFounder, Freelance Software Developer
Kunde: Auf Anfrage
Einsatzort: Aachen
Aufgaben:
Eingesetzte Produkte:
Java, Android, Butterknife, Dagger, RxJava
2015 - 2018: Master's program
Kunde: Computer Science, RWTH Aachen University
Aufgaben:
Eingesetzte Produkte:
python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2013 - 2014: International Experience
Kunde: Computer Science, University of Gda?sk
2013 - 2013: Social Commerce App for making joint purchasing decisions with friends and experts
Rolle: CoFounder, CTO
Kunde: Auf Anfrage
Einsatzort: Stuttgart
Aufgaben:
Social Commerce App for making joint purchasing decisions with friends and experts
Eingesetzte Produkte:
Java Backend, Android, Objective-C, iOS
08/2011 - 08/2012: Development of eCommerce SaaS solution
Rolle: Freelance Software Developer
Kunde: iShopLocal.com
Einsatzort: Maastricht
Aufgaben:
Development of eCommerce SaaS solution, local stores could buy an online searchable store front using their own (sub-)domain (SEO)
Eingesetzte Produkte:
Python, Django, PostgreSQL, Bootstrap
12/2010 ? 07/2011: Development of a client-management software with individual rule system
Rolle: Freelance Software Developer
Kunde: PENTAGON AG
Einsatzort: Düsseldorf
Aufgaben:
Eingesetzte Produkte:
Python, Django, PostgreSQL, HTML 5, jQuery
05/2010 ? 12/2010: IT Ops & Server Maintenance
Rolle: Student assistant
Kunde: RWTH Chair of Materials Chemistry
Einsatzort: Aachen
2009 - 2013: Bachelor?s program
Kunde: Computer Science, RWTH Aachen University
Aufgaben:
Eingesetzte Produkte:
Java EE, GlassFish, Hadoop, Apache HBase, Amazon AWS, Amazon EC2, Amazon ELB, Amazon IAM, Amazon S3, HDF 5
2009 - 2009: Allgemeine Hochschulreife und Informationstechnischer Assistent, Certificate of Maturity
2008 ? 2010: Development of the network management software: ict-ok
Rolle: Junior Software Developer
Kunde: Ingenieurbüro IKOM
Einsatzort: Duisburg
Aufgaben:
Eingesetzte Produkte:
Python, Zope 3, ZODB, svn, Trac (issue tracking system), Continuous Integration
2015 - 2018
Computer Science, RWTH Aachen University
Master's program
Technology:
python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2009 - 2013
Computer Science, RWTH Aachen University
Bachelor?s program
Technology:
Java EE, GlassFish, Hadoop, Apache HBase, Amazon AWS, HDF 5
2009
Allgemeine Hochschulreife und Informationstechnischer Assistent
Certificate of Maturity
Profile:
I?m an experienced software engineer with a solid understanding of object-oriented programming and in-depth knowledge of software design patterns & principles, that lead to production-level and maintainable code bases. My passion, however, shifted to data science, where each problem is uniquely challenging and requires a new perspective on the subject. I?ll help you formalize your problem, select the data, pre-process it, transform it into feature vectors and build a predictive model from it using latest research.
Backend:
Frontend:
Deployment:
Data Science:
Miscellaneous:
04/2021 - 05/2023
Rolle Senior Fullstack Software Engineer
Kunde: Backtracks.fm
Einsatzort: Austin, TX (remote)
Backtracks.fm provided end-to-end content and analytics solutions for esteemed clients like The New York Times (2 mil. daily listeners) and Amazon's Wondery podcast service (approx. 18 mil. monthly listeners). I played a pivotal role in crafting sophisticated podcast analytics through the aggregation of vast timeseries Big-Data (Listens, Ad Impressions, Unique Listeners, Conversions, etc.). My contributions extended to implementing anomaly detection in the event data, orchestrating detailed multilingual content analysis within a scalable transcription pipeline and NLP pipeline, which successfully enhanced ad targeting by adeptly matching podcast content to advertisements. Technologies used
? Python, Flask, FastAPI, Javascript, Dagster, Redis, Celery
? Amazon AWS, Cloudformation, Batch, Lambda, Sagemaker
and Vertex AI, Google Cloud Platform, Docker, Drone CI
? PyTorch, Keras, Vector Embeddings, Speaker Diarization,
spacy, LLM (and RAG concept work),
? Elasticsearch, BigTable, PostgresSQL
07/2019 - 09/2020
Rolle: NLP & Information Retrieval Consultant, Software Developer
Kunde: BASF SE
Einsatzort: Ludwigshafen am Rhein
Aufgaben:
Conceptualization, architecture and development of a scalable Big-Data solution (as a R&D Datalake use case) for mass indexing file contents using bleeding edge natural language processing and machine learning algorithms on the Cloudera Hadoop Stack (HDP and HDF), Palantir Foundry and Kubernetes Deployment in Microsoft Azure.
Eingesetzte Produkte:
NiFi and MiNiFi for ETL, Apache Spark Processing (Java, Scala & Python), Apache HBase, Elasticsearch Stack, Django Backend, React Frontend
02/2019 - 05/2019: React single page application development (industry equipment configurator)
Rolle: Freelance Software Engineer
Kunde: kernpunkt Digital GmbH
Einsatzort: Köln
Aufgaben:
Notable Achievements:
Eingesetzte Produkte:
Javascript, React, Redux, Redux-thunk, Google Analytics, hotjar, Docker, Material-UI, SCSS, First Spirit
12/2018 - 02/2019: Conceptualization and implementation of a Softwareas- a-Service tool
Rolle: Freelance Software Engineer
Kunde: Bitwatt Systems GmbH
Einsatzort: Düsseldorf
Aufgaben:
Eingesetzte Produkte:
Python, Numpy, PuLP (Linear optimzations solver), Django, Redis, React, Docker, Microsoft Web-Add-In API
10/2016 - 12/2016: Non Intrusive Load Monitoring (NILM)
Rolle: Research Intern
Kunde: Fraunhofer IMS
Einsatzort: Duisburg
Aufgaben:
Non Intrusive Load Monitoring (NILM) aims to disaggregate energy consumption data in such a way, that individual electrical devices can be detected and distinguished.
Eingesetzte Produkte:
Matlab, python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2016 - heute: Development of tailored Android Apps
Rolle: CoFounder, Freelance Software Developer
Kunde: Auf Anfrage
Einsatzort: Aachen
Aufgaben:
Eingesetzte Produkte:
Java, Android, Butterknife, Dagger, RxJava
2015 - 2018: Master's program
Kunde: Computer Science, RWTH Aachen University
Aufgaben:
Eingesetzte Produkte:
python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2013 - 2014: International Experience
Kunde: Computer Science, University of Gda?sk
2013 - 2013: Social Commerce App for making joint purchasing decisions with friends and experts
Rolle: CoFounder, CTO
Kunde: Auf Anfrage
Einsatzort: Stuttgart
Aufgaben:
Social Commerce App for making joint purchasing decisions with friends and experts
Eingesetzte Produkte:
Java Backend, Android, Objective-C, iOS
08/2011 - 08/2012: Development of eCommerce SaaS solution
Rolle: Freelance Software Developer
Kunde: iShopLocal.com
Einsatzort: Maastricht
Aufgaben:
Development of eCommerce SaaS solution, local stores could buy an online searchable store front using their own (sub-)domain (SEO)
Eingesetzte Produkte:
Python, Django, PostgreSQL, Bootstrap
12/2010 ? 07/2011: Development of a client-management software with individual rule system
Rolle: Freelance Software Developer
Kunde: PENTAGON AG
Einsatzort: Düsseldorf
Aufgaben:
Eingesetzte Produkte:
Python, Django, PostgreSQL, HTML 5, jQuery
05/2010 ? 12/2010: IT Ops & Server Maintenance
Rolle: Student assistant
Kunde: RWTH Chair of Materials Chemistry
Einsatzort: Aachen
2009 - 2013: Bachelor?s program
Kunde: Computer Science, RWTH Aachen University
Aufgaben:
Eingesetzte Produkte:
Java EE, GlassFish, Hadoop, Apache HBase, Amazon AWS, Amazon EC2, Amazon ELB, Amazon IAM, Amazon S3, HDF 5
2009 - 2009: Allgemeine Hochschulreife und Informationstechnischer Assistent, Certificate of Maturity
2008 ? 2010: Development of the network management software: ict-ok
Rolle: Junior Software Developer
Kunde: Ingenieurbüro IKOM
Einsatzort: Duisburg
Aufgaben:
Eingesetzte Produkte:
Python, Zope 3, ZODB, svn, Trac (issue tracking system), Continuous Integration
2015 - 2018
Computer Science, RWTH Aachen University
Master's program
Technology:
python, numpy, sci-kit-learn, pandas, machine learning, feature engineering
2009 - 2013
Computer Science, RWTH Aachen University
Bachelor?s program
Technology:
Java EE, GlassFish, Hadoop, Apache HBase, Amazon AWS, HDF 5
2009
Allgemeine Hochschulreife und Informationstechnischer Assistent
Certificate of Maturity
Profile:
I?m an experienced software engineer with a solid understanding of object-oriented programming and in-depth knowledge of software design patterns & principles, that lead to production-level and maintainable code bases. My passion, however, shifted to data science, where each problem is uniquely challenging and requires a new perspective on the subject. I?ll help you formalize your problem, select the data, pre-process it, transform it into feature vectors and build a predictive model from it using latest research.
Backend:
Frontend:
Deployment:
Data Science:
Miscellaneous: