Recommended expert

Felix Bruckner

Data Consultant & Technical Lead DataVerse

Felix Bruckner
Sankt Leon-Rot, Germany

Experience

Oct 2023 - Present
2 years 4 months
Hamburg, Germany

Data Consultant & Technical Lead DataVerse

Lufthansa Technik AG

  • Technical consulting for greenfield development of AVIATAR 2.0
  • Designing data pipelines and data architecture within the DataVerse Data Lake
  • Planning and implementing Data Lake zones, data governance, data retention, and recovery strategies
  • Collaboration with the Data Architecture and Platform Team for infrastructure scaling and design
  • Close cooperation with stakeholders across Lufthansa Technik, including requirements management
  • Hands-on development of data pipelines using Spark Structured Streaming and Databricks
  • Proofs of Concept (PoCs) for Graph-Links and real-time analytics
  • Provisioning data for AI and ML projects (e.g., predictive analytics)
  • Technical design and implementation of near-real-time pipelines based on business requirements
Apr 2023 - Sep 2023
6 months
Wolfsburg, Germany

Senior Developer

Automotive Company

  • Provided hands-on support in migrating on-premise services to AWS
  • Developed Python mapping scripts for data transformation of large volumes of software and hardware test data from automotive development
  • Architected and developed Java-based backends and React frontends for self-service tools for employees
  • Supported transition of database scripts from Oracle PL/SQL to PostgreSQL
Jan 2020 - Mar 2023
3 years 3 months
Karlsruhe, Germany

Technical Lead

Sovendus GmbH

  • Migrated ETL pipelines and machine learning workloads from MySQL/Python to PySpark and Airflow to leverage cloud scalability
  • Implemented microservices and APIs for internal teams to leverage cloud data using Kubernetes and Spring Boot
  • Migrated SQL Data Warehouse to cloud-based VDMs with Databricks Delta
  • Developed Java tooling to support Delta Tables on AWS S3
  • Implemented slowly changing dimensions and time travel on user journey data
  • Provided interfaces to data for QlikSense and KPI teams
  • Reported to Vice President Data and steering committee
  • Conducted employee trainings on Airflow, Spark, and AWS
Jan 2019 - Dec 2019
1 year
Walldorf, Germany

Consultant

SAP SE

  • Improved processing times of an existing data pipeline for streaming data and timeseries aggregates using Apache Spark
  • Delivered trainings for teams on Spark Structured Streaming
  • Implemented metering and billing for the ingestion pipeline and deployed to production
  • Advised on multi-tenancy, high availability, and hyperscaling architectures for streaming data on AWS and Azure
  • Developed PoC for Spark streaming ingestion to Cassandra
  • Developed PoC for Spark aggregate calculations to SAP HANA
  • Built cloud streaming event processing pipeline PoC using AWS ElastiCache, EMR, and Kinesis
  • Utilized Cloud Foundry, HANA, and Spark Job Server in production landscape
Jan 2018 - Dec 2018
1 year
Neu-Isenburg, Germany

Consultant

Lufthansa AirPlus Servicekarten GmbH

  • Advised on big data architecture and data pipeline to cluster and transform unstructured data for credit card transaction analysis
  • Designed access patterns for the enterprise data lake based on Cloudera Enterprise Stack in Azure
  • Implemented ingestion pipelines using Spark jobs for transaction processing, including duplicate flagging and fraud detection
  • Defined REST API interface for frontend retrieval of billing information and PowerBI reporting
  • Designed architecture and interfaces to invoicing (SAP), credit card handling (TSYS), and secure storage for invoice download via portal
Sep 2016 - Dec 2017
1 year 4 months

Consultant

Deutsche Börse AG

  • Consulted on Atlassian JIRA workflow design, security and permission schemes, and plugin development
  • Implemented customized IT security processes with plugins and workflow scripting for over 2000 users
  • Built preprocessing platform using Python, Spark, and Kafka for filtering, ranking, and clustering security reports and integrated with JIRA
  • Developed customized Oracle SSL connector for JIRA with encrypted Oracle 11g backend
  • Implemented LDAP and IdentityIQ connector for enterprise-compliant IAM
  • Rolled out and trained departments in Germany, Luxembourg, and Prague on JIRA usage

Skills

  • It Python, Airflow, Aws, Xgboost, Machine Learning, Jupyterhub, Emr, Kubernetes, Helm Charts, Java 8/11/17, Java Ee, Spring Boot, Spring Data, Jpa, Swagger, Springfox, Docker, Docker Compose, Jetty, Hibernate, Tomcat, Maven, Gradle, Jenkins, Databases (Relational: Pl/sql, Mysql / Postgres / Nosql: Cassandra, Redis, Spark, Hadoop, Athena, Presto), Ides (Eclipse, Intellij, Visual Studio), Tools: Git, Svn, Windows, Linux (Debian, Redhat, Oracle), Vmware, Ms Office, Atlassian Jira, Confluence, Bitbucket, Tableau, Power Bi, Qliksense

  • Programming Java, Javascript, Groovy, Python, Clojure, Bash

Languages

German
Native
English
Advanced
French
Elementary
Japanese
Elementary

Education

Oct 2009 - Nov 2013

Mannheim University of Applied Sciences

Bachelor of Science · Computer Science · Mannheim, Germany · 1,3

Oct 2008 - Sep 2009

Karlsruhe Institute of Technology (KIT)

Bachelor of Science · Computer Science · Karlsruhe, Germany

Sep 2005 - Jul 2008

Carl-Bosch-Schule (Technisches Gymnasium)

Higher education entrance qualification, emphasis on Information Technology and Computer Science. · Heidelberg, Germany · 1,7

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