**Middle Data Engineer**
 EPC Network
 $2,000 – $3,200
 Warsaw

**About the company:**
At EPC Network, we’re not just a digital marketing company, we’re a platform for career transformation and personal growth.

**Responsibilities**
- Develop and maintain ETL/ELT pipelines within your domain, following the team’s established patterns and standards
- Work with data from APIs, third-party platforms, and internal sources
maintain existing API integrations (pagination, authentication, retries, rate limits)
- Write idempotent pipelines that are safe for reruns and backfills, and adapt them to changes in source data schemas
- Implement and maintain data quality checks — freshness, completeness, uniqueness, nulls, accepted values
- Detect and resolve issues (duplicates, gaps, delays) in your area, investigate root causes, and escalate complex or cross-domain cases to Senior/Lead

**More about the vacancy and apply** **
[please, click here](https://zaichenkoteam.com/job/middle-data-engineer-epc-network/)

**Post your vacancy: **
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