👋 Hey, I’m Wicky — an AWS Data Engineer specializing in building scalable, production-grade data pipelines from the ground up. I work at the intersection of cloud infrastructure and data engineering — designing and delivering end-to-end ETL/ELT solutions using AWS Glue, PySpark, Python, and SQL, with hands-on expertise in Delta Lake, S3, and DynamoDB. What I can help you with: 🔧 Data Pipeline Architecture — Bronze → Silver → Gold lake house patterns, SCD1/SCD2 logic, config-driven pipelines ⚡ PySpark & Performance Tuning — Optimizing Glue jobs, handling OOM issues, broadcast joins, partitioning strategies ☁️ AWS Data Stack — AWS Glue, S3, DynamoDB, SNS, CloudWatch, Lambda, StepMachine, Redshift — end to end 🐍 Python & SQL — Clean, reusable scripting, structured error handling, complex transformations 📊 Real-world Integrations — SAP ERP data platforms, Clinical Trial (CTMS) pipelines, Veeva Vault, EDC systems Whether you’re stuck on a tricky Spark bug, designing a new pipeline, or trying to make sense of a messy data architecture — I’ve been in those trenches and I’m here to help. Let’s build something solid. Book a session! 🚀