Self-introduction including current role, projects, and key responsibilities. Focus on SQL expertise, Python skills, and experience in data warehousing and modeling.

Situation: Context of the challenge. Task: Your responsibility. Action: Specific steps, tools, collaboration. Result: Quantified outcome. Structure: 1–2 min. "I'm a data engineer with X years focused on SQL, Python, and data warehousing. I've built pipelines processing [volume] for [domain]. Key responsibilities: designing schemas, optimizing ETL, ensuring data quality. Recent project: [brief example—e.g., migrated warehouse to Snowflake, 50% query improvement]. I'm strong in dimensional modeling and Spark.