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Focusing
🎯
Focusing
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Achievement: YOLOAchievement: Pull SharkAchievement: Arctic Code Vault Contributor

Achievements

Achievement: YOLOAchievement: Pull SharkAchievement: Arctic Code Vault Contributor

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@Time-of-Data

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arookieds/README.md

Lior Gefen

Data Engineer | Infrastructure Automation | Cloud-Native Data Systems

Building reliable data infrastructure that eliminates manual processes and scales with business needs.

🔧 Technical Focus

Data Orchestration & Pipelines

  • Dagster, Apache Airflow
  • Batch & streaming architectures (Kafka, PySpark, Flink)

Cloud & Infrastructure

  • Kubernetes, Docker
  • AWS, Azure
  • Infrastructure-as-code (Terraform)

Data Engineering Stack

  • Python (Apache Polars, Ibis, Pandas)
  • PostgreSQL, QuestDB, time-series databases
  • Data modeling & transformation

💼 Experience Highlights

  • 7+ years data engineering across healthcare, fintech, legal tech, crypto
  • PhD Aeroacoustics - Research background in computational analysis
  • Specialized in eliminating FTE-equivalent manual work through intelligent automation

🚀 Current Projects

Building financial data infrastructure on Kubernetes (homelab):

  • Dagster orchestration platform deployment
  • Real-time crypto market data pipelines
  • Self-service analytics architecture

📫 Connect

Pinned Loading

  1. dagster-code-location-crypto-data dagster-code-location-crypto-data Public

    Extraction and transformation of crypto data, orchestrating jobs using Dagster

    Python

  2. dagster-deployment dagster-deployment Public

    Dagster instance deployment to kubernetes

    Nushell

  3. dotfiles dotfiles Public

    Roff

  4. SimpleAnalysis SimpleAnalysis Public

    Simple data analysis application with user interface

    Python