Senior Data Engineer
- Рівень:
- senior
- Джерело:
- djinni.co
Що робити
- Write and defend diagnostic SQL queries against large-scale production datasets
- Build and maintain ingestion pipelines for bid, win, and impression logs into BigQuery
- Harmonize fields across independently designed datasets and maintain versioned field mappings
- Develop point-in-time-correct feature tables and aggregation pipelines
- Design and maintain conversion and labeling pipelines with delayed label handling
Що очікуємо
- 5+ years of experience in Data Engineering
- At least 2 years of experience working with production ML or large-scale analytics pipelines
- Expert-level SQL skills including window functions and incremental processing patterns
- Strong Python skills for production-grade pipeline development
- Hands-on experience with Spark or PySpark
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