Recommended expert

Leonard Hußke

Freelance Software Engineer & Cloud Architect

Leonard Hußke
Frankfurt, Germany

Experience

Oct 2023 - Present
2 years 4 months
Frankfurt, Germany

Freelance Software Engineer & Cloud Architect

Leonard Hußke - IT Solutions

  • Evaluation of possible providers (Snowflake vs Databricks) and design of the analytics data platform using Databricks
  • Data storage and ingestion layer with Amazon S3
  • Creation of ETL processes and data transformations with AWS Glue and Databricks Notebooks
  • Orchestration with AWS Glue Workflow, Databricks Workflow and Databricks DLT
  • Processing of unstructured data including text, image and video
  • Setup and administration of Databricks Workspace
  • Setting up a medallion architecture to ensure data quality
  • Evaluation of potential BI tools (Power BI, AWS QuickSight, Tableau)
  • Establishment of MLOps using MLFlow
  • Implementation of data governance and data lineage using Unity Catalog
Oct 2021 - Sep 2023
2 years

Fullstack Software Engineer

DI Unternehmer - Marketing Solutions GmbH

  • Design and development of a serverless microservice architecture on AWS
  • Migration of existing monolithic services into the microservice architecture
  • Productionizing machine learning models with AWS Lambda and ECS
  • Automation and creation of CI/CD pipelines with Bitbucket Pipelines and Docker
  • Development of thoughtful user interfaces with React
  • Introduction of observability (logging, monitoring, tracing)
Apr 2021 - Aug 2021
5 months
Frankfurt, Germany

Academic Tutor for Operating Systems and Computer Networks

Frankfurt University of Applied Sciences

  • Supporting lab groups with programming assignments
Oct 2020 - Mar 2021
6 months

Data Engineer

DB Fernverkehr AG

  • Migration of a data warehouse to Amazon Redshift
  • Development of ETL processes and data transformations with KNIME
  • Calculation and aggregation of marketing KPIs and analytics in Tableau
  • Creation of meaningful dashboards for management and department heads
  • Preparing data sources for executing and analyzing marketing campaigns
  • Establishment of data governance with Collibra

Skills

Architectures

  • Aws Cloud Native
  • Architecture
  • Microservice Architecture
  • Serverless Architecture
  • Client-server Architecture

Programming Languages

  • Python
  • Javascript / Typescript
  • Java
  • Sql
  • Html
  • Css3

Backend

  • Flask
  • Django
  • Fastapi
  • Spring Boot

Infrastructure

  • Terraform
  • Aws Cdk
  • Serverless Stack (Sst)
  • Docker

Frontend

  • React
  • Chakra Ui
  • Ant Design

Databases

  • Postgresql
  • Mariadb
  • Mongodb
  • Dynamodb

Devops

  • Ci/cd Pipelines
  • Logging
  • Monitoring

Data Analytics

  • Databricks
  • Aws Glue
  • Amazon S3
  • Aws Athena
  • Tableau

Languages

German
Native
English
Advanced

Education

Oct 2019 - Jun 2023

Frankfurt University of Applied Sciences

B.Sc. · Engineering Business Information Systems (Wirtschaftsinformatik) · Frankfurt, Germany · 1,2

Certifications & licenses

AWS Certified Developer

AWS

AWS Certified Solutions Architect - Associate

AWS

IBM AI Engineering

IBM

IBM Applied Data Science

IBM

Stanford - Machine Learning

Stanford

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