Data Platform Tech Lead · Data Architect · Data Engineer · Product Owner
Founder of NOBS-IT · 20 years in data-centric systems · Agile geek 🎲
You can move mountains with good people — people are the most important.
- 💼 By day I lead a data platform team — designing scalable lakehouse platforms that give analysts, ML teams and developers reliable, well-structured data
- 🔭 After hours I'm a full-stack developer building my own product under NOBS-IT — from database schema to CI/CD
- 🌱 I'm currently learning AI-assisted software delivery — running an AI agent as a real part of the dev workflow
- 👯 I'm looking to collaborate on data platforms, data governance and full-stack Python/React projects
- 💬 Ask me about Databricks, data modeling, PostgreSQL/Oracle performance tuning, SDLC & Agile, or slicing epics into stories
- 📫 How to reach me: LinkedIn · maciejszwalgin.github.io
- ⚡ Fun fact: I hold a master's in physics — my thesis analysed star rotation speeds in the Pleiades ✨ Off the clock: Call of Cthulhu RPG and Magic: The Gathering
Lakehouse & medallion architecture · Unity Catalog · data governance · DWH & ETL · SQL / PL/SQL · Helm · ArgoCD
Backend
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Alembic · Pydantic · uv · Ruff · mypy · pytest + pytest-bdd (Gherkin)
Frontend
shadcn/ui · TanStack Query · AG Grid · i18next · Vitest · Playwright
DevOps & quality
self-hosted CI/CD · GlitchTip error monitoring · structured logging · Conventional Commits
AI-assisted SDLC
an AI agent working from a GitHub Projects queue — ticket → branch → tests → PR → review