Certified ScrumMaster®

Pearson LCCI Certificate Level 3

Serverless Machine Learning with Tensorflow on Google Cloud Platform

Serverless Data Analysis with Google BigQuery and Cloud Dataflow

Leveraging Unstructured Data with Cloud Dataproc on Google Cloud Platform

Google Cloud Platform Big Data and Machine Learning Fundamentals

Data Engineering on Google Cloud Platform Specialization

Editorial journalist & photographer (Online music magazine)

Bachelor of Science (B.Sc.)

Associate’s Degree

Java, GWT, Mobile, SiP, HTML5, CSS3, Linux

Temporary Software Developer

SAP ERP ECC 6.0 / Module SD
Business Intelligence & Market Intelligence / Data Warehousing
Apprenticeship Industrial Management Assistant (Industriekaufmann)

Dual curse of study Business Information Systems (Wirtschaftsinformatik)

- Lead Software/Data Engineer & Team Lead for projects using Python, go, Java, Scala (GCP, AWS, on-prem GNU/Linux + Hadoop)
- Hands-on implementation & architecture work, mostly with Python, go, Java w/ Apache Beam, Spark, SQL (BigQuery, postgres, MariaDB etc.), GNU/Linux/Bash, Kubernetes, Docker/compose, Streaming (PubSub) etc.
- Led Engineering Teams on a large healthcare migration project (PiB-scale) w/ Google Cloud (using DICOM, FHIR, HL7v2, protobuf etc.)
- Internal responsibilities, such giving internal trainings on Python/Pandas/etc.

Specialist Master (Staff Engineer)

- Hands-on development of real-time streaming applications w/ Hadoop using Apache Storm (Java)
- Kafka, HDFS, HBase, Storm, Yarn etc.
- GNU/Linux development, QA, CI/CD etc.

Business Analyst

I run ngrok's Data Platform as part of the office of the CTO

Staff Data Infrastructure Engineer

- Mission: Ingest TiBs of CDC and other structured Kafka data into the Data Lake & maintain >4,000 1st rd and 3party ingestion streams for hundreds of Data Scientists
- Spearheaded, designed & led a project to replace the legacy 3rd party ingestion platform with a self-service model based on Data Mesh architecture principles
- Led various cleanup, modernization, and productionization efforts across teams 
- Kept the legacy ingestion platform operational and made improvements to usability and resilience, solving many critical issues in a complex legacy system
- Introduced & championed new best practices around versioning, sprint planning, API management, and documentation & mentored engineer
- Tech: Scala: fs2, cats-effect, http4s, redis4s; Kafka + Kafka Connect; Python: Meltano/Singer, Airflow; GCP: Kubernetes, Composer/Airflow, BigQuery, GCS; JRuby

Staff Data Engineer

Consultant

- Lead & Staff Software/Data Engineer, focused on Python, Java, Scala w/ Apache Beam, Spark, Hadoop, GCP, AWS
- Worked on large (> 100 TiB) Hadoop to Cloud migrations (financial services), Hadoop implementation & SME/optimization projects, built geospatial analytic solutions for use cases in the utilities industry, worked on "smart factory"/manufacturing use cases

Senior Consultant

Principal Software Engineer

Building SkaldMaps.com

Know about Christian Hollinger's work experience, education, bootcamps, certifications, and much more. Christian Hollinger