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m-szymkowski/README.md

Marcin Szymkowski

Software Development Engineer with 5 years at AWS, focused on database migration systems, observability, AI enablement, backend automation, and distributed data platforms.

Previously worked on AWS Database Migration Service, PostgreSQL migration tooling, C/C++ database engine components, Java backend systems, Python Lambda automation, Fluent Bit → Grafana observability pipelines, Glue/Athena/Iceberg analytics, and SQL Server / PostgreSQL performance work.

Currently refreshing public engineering work around:

  • backend systems in Java, Python, and C++
  • database migration, CDC, query optimization, and OLAP/analytics
  • AWS infrastructure, observability, and incident automation
  • distributed systems and system design interview preparation

Selected background:

  • AWS Software Development Engineer (Database Migration Service), 2021–2026
  • Former Software Development Manager (AWS Database Migration Accelerator)
  • RDS & Aurora Hackathon 2026, 3rd place, Jirasaur autonomous sprint hygiene agent
  • AWS Associate Speaker (Gdańsk Amazon Innovation Jam)
  • SQL Developer / Database Programmer background before AWS

Popular repositories Loading

  1. m-szymkowski m-szymkowski Public

    Profile info

  2. cdc-migration-workbench cdc-migration-workbench Public

    Database migration and CDC workbench with schema evolution, reconciliation, retries, and validation