Jiri Vyoralek
Senior Data Engineer
Prague, Czechia
Summary
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Senior🎓
Top SchoolJiri Vyoralek is a Senior Data Engineer based in Prague with 10+ years of experience building scalable ETL/ELT pipelines, cloud infrastructure, and data platforms across finance, marketing, and IoT domains. He combines deep SQL/PLSQL and Python expertise with modern tooling—Kafka, Debezium, Spark, dbt, Dagster, Apache Iceberg and Terraform—to deliver high-volume analytics and cost-effective production systems. As a former team lead, he pairs hands-on engineering with mentoring and process ownership, improving data quality, observability, and incident response through automation. He also prototypes AI-assisted development workflows and lightweight BI/apps (Flask, Metabase, Power BI) for quant and business stakeholders. Outside work he authors popular Czech/English smart home guides and blogs, reflecting a long-standing curiosity about embedded systems and consumer IoT.
10 years of coding experience
17 years of employment as a software developer
Ing., informatics, Ing., informatics at Brno University of Technologybanking and insurance, banking and insurance at Stredni odborna skola AHOL Ostrava
Czech, English
Github Skills (66)
google-home9
operation9
metadata9
dmx5129
api8
scheduler8
python8
iobroker8
fritzbox8
analytics8
dagster8
zigbee8
stock8
observation8
data-science8
Programming languages (6)
Github contributions (5)
jvyoralek/homeassistant-config
Dec 2018 - Dec 2022
Contributions:42 commits, 38 pushes, 1 branch in 4 years 1 month
jvyoralek/dagster
Mar 2024 - Mar 2024
An orchestration platform for the development, production, and observation of data assets.
Contributions:3 pushes, 2 branches in 1 day
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