Sr Data Engineer with Scala, Spark, Python, SQL and GCP experience to build out a Customer data insights engine.
S.i. Systems
Toronto, ON-
Number of positions available : 1
- Salary To be discussed
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Contract job
- Published on August 26th, 2025
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Starting date : 1 position to fill as soon as possible
Description
Our client is Canada’s largest retailer. The AdTech gorup is looking for a Sr Data Engineer with Scala, Spark, Python, SQL and GCP experience to build out a Customer data insights engine.
- Location: North York and or Bathurst and Lakeshore.
- Duration: Until EOY - Dec 31st to start.
- Project: Building out a customer data insights tool.
Key Areas of Focus:
- Data Pipeline & Modeling: Experience building and optimizing data pipelines (batch + streaming), semantic layers, and robust data models using tools like DBT, Airflow, and GCP services (DataProc, BigQuery, Bigtable, Druid).
- Programming & Querying: Proficiency in Python, Java, or Scala, and strong ability to write complex SQL for data analysis and transformation.
- Cloud & Infrastructure: Hands-on experience with cloud platforms (especially GCP), Git, and understanding of data warehousing concepts.
- Testing & Data Quality: Ability to implement testing strategies and data validation to ensure reporting accuracy and integrity.
- Stakeholder Collaboration: Strong communication skills, with a proven ability to work cross-functionally across business units and support analytics in a fast-paced, agile environment.
Must Haves:
- 8+ years of Data Engineering experience
- GCP
- Scala, Spark
- Python and SQL
Requirements
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