Alexander Pospiech

Wemolo GmbH, Munich

• Leading a mixed team of cloud, devops and database reliability engineers.
• Leading engineering security initiatives and red teaming.
• Refactoring the central PostgreSQL, adding extended HA features, based on PostgreSQL, pgbouncer, Patroni, pgbackrest.

Wemolo GmbH, Munich

• Leading a mixed team of cloud, devops, database reliability, and data warehouse engineers.
• Refactoring the data warehouse into a scalable, open-source solution. Based on BigQuery, Airbyte, dagster, dbt.
• Refactoring the central PostgreSQL, adding simple HA features, refactoring the backup & restore procedure, and continuous optimisation and maintenance.
• Refactoring the central logging platform based on ElasticCloud to be scalable and reliable.
• AWS: EC2, S3, IAM, Lambda, ECS, ...
• GCP: BigQuery, IAM
• Services: Gitlab, ElasticCloud
• Cloud technologies: Terraform
• Programming: Python, Bash, SQL

Münchener Hyp e.G., Munich

• On-premise legacy datalake architecture: maintenance, enhancement, hardening of the cluster. Based on Hortonworks.
• Custom build data platform as replacement of the datalake: planning, development and maintenance. Based on Python, prefect, streamlit, and MSSQL.
• Applications (UIs, APIs): planning, development and administration. Based on Python, steamlit, and MSSQL.
• Advocation of new data-based and -driven tools and usecases.
• Lunch and learn organization and speaker.
• Mentoring of working student.
• Introduction and coaching of agile methods.

Humboldt-Universität zu Berlin

Specialization in Databases and Data Processing