Senior Data Engineer (Python / Snowflake) w Kraków, Polska

Expected, Python, SQL, dbt, Snowflake

Optional, Apache Airflow, Tableau, Microsoft Azure, Copilot, Cursor, Codex, Claude Code

About the project, We are looking for a Senior Data Engineer to drive trend detection and social signal data analysis pipelines. You'll join a small, senior data team. Your work is the data layer: pipelines, models, signal quality and new data sources. The dashboard UI is built by another team.

Your responsibilities, Extract, clean and model large social media datasets (posts, hashtags, engagement) from TikTok and other platforms, Build and maintain dbt models and data pipelines, with automated tests for data quality, Prototype pipelines and metrics for new data sources (starting with Reddit) and check whether they're useful, Help map trend signals to new business categories (taxonomy, categorisation, validation), Work independently on scoped deliverables, document your work in Jira and write clean, reusable code, Build quick prototypes to validate approaches with stakeholders

5+ years in a data engineering, analytics engineering or technical data analyst role (5+ years for Senior), Hands-on, commercial experience with dbt. You've built and tested models yourself, not just read about it, Strong SQL: window functions, CTEs, deduplication, incremental logic, Strong Python for data work: API extraction, data cleaning, pipeline scripting, Experience with a cloud data warehouse. Snowflake is preferred; BigQuery, Redshift, Databricks or similar is fine for Mid, Git in everyday work, Comfortable working autonomously with limited onboarding, Good English, as the whole team communicates in English, You use AI coding tools (Copilot, Cursor, Claude Code etc.) and take full ownership of the output

Optional, Experience with social media or web data (TikTok, Reddit, Instagram, X) or public APIs, Airflow or another orchestrator, Data Vault modelling, Trend or signal analysis: growth metrics, anomaly and bot detection, sentiment

What we offer, B2B contract, fully remote, A data-heavy project with real product impact and a modern stack, A small team with direct access to the Head of Data, Quick recruitment process: a short call with us, a technical interview (dbt, SQL, Python) and a final interview with the project lead

This is how we work on a project, Continuous Deployment, Continuous Integration, documentation, issue tracking tools, performance tests, test automation, testing environments

Benefits, sharing the costs of sports activities, private medical care

ITEAMLY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ, As Venture Building, we create profitable technology companies from scratch. We collaborate with partners who share similar aspirations and are open to leveraging the potential of their networks, cultivated over years. We regularly launch new projects founded on long-term, amicable relationships with our associates.