Staff Data Engineer in London, building streaming & distributed data platforms. 10+ years across fintech, retail, insurance, and consumer tech.
Currently at Zego, leading the data platform end-to-end — Iceberg/Snowflake infrastructure and Flink-based streaming. Previously led Streaming Ingestion at Just Eat Takeaway.com (speaker at Flink Forward 2025), scaled Kafka/Flink/Iceberg at Dojo, and built data platforms at Raft AI, LEGO, and IKEA.
- 🔭 Focused on real-time data infrastructure: Kafka, Flink, Iceberg, Snowflake
- 📝 I write at nnn.rocks
- 💬 Ask me about streaming architectures, dbt, or Rubik's Cubes
- 🧾 Portfolio / CV: calific.io
- 📫 antoniodavidecali@gmail.com · LinkedIn
Languages
Streaming & Data
Platforms & Infra
| Project | Description |
|---|---|
| oat-latte | Component-based TUI framework for Go — two-pass layout, composable widgets, focus management, themes, modal dialogs |
| nnn | A beautiful TUI note manager in Go |
Italian, living in London. Rubik's Cube addict, gym rat, and a firm believer in fruit and vegetables. 🥦🧩





