# Alonso Burón
Lead Data Engineer at [Datawalt](https://datawalt.cl), classically trained
composer, running on an Arch pendrive. Developing a big data platform that consolidates
`60+ enterprise systems`
into multiple data warehouses.
## Currently <!-- since 2024-10 -->
```yaml frontmatter · current.yml
role: "Data Engineering Lead" company: "Datawalt" since: 2024-10 building: ["Warp · "ECL Framework" · "Competing with Fivetran"] favorite RDB: "PostgreSQL for row-based, CH for columnar"
## Stack <!-- top of mind -->
- - warehouses: BigQuery · Clickhouse · DuckDB
- - orchestration: Dagster · Prefect · DolphinScheduler
- - languages: Python · Go · SQL · TS
- - tooling: Zed · Helium · Arch · Plasma 6
## Education
```yaml education.yml
composition: "PUCCh · Music Composition" // 2019-2023 data_science: "PUCCh · Data Science Diploma" // 2023-2024 bsc_data_sci: "IU International · Data Scientist" // 2024-2026 (Incomplete)
## Recent writing
- 0012 [ Don't pre-aggregate, land the movements and build the photo downstream ] 2026-05
- 0011 [ The health table, the one piece of infrastructure I would build first ] 2026-04
- 0010 [ Tiered freshness, or how I stopped refreshing everything on the same cron ] 2026-03