Great on Find the Length of the Longest Substring Without Repeating Characters, Difficulty Easy
Great on Optimize Data Storage Strategies for Hybrid Cloud Environments, Difficulty Hard
Great on Design an ETL Pipeline for Integrated Insights, Difficulty Hard
Migrated large datasets from Google Sheets to PostgreSQL
Designed and implemented a Netflix recommendation ETL pipeline with Flask integration
Engineered a Solana blockchain analytics project
Optimized SQL queries with indexing and partitioning
Developed an end-to-end Azure ETL pipeline using Data Factory, Databricks, Data Lake, and Synapse
Built a real-time sales data pipeline on Google Cloud
Designed a Python + PostgreSQL pipeline aggregating movie data from APIs/web sources
Designed an ETL pipeline and database schema, integrating with a Flask web app for end-user recommendations
Responsible for analytics from extraction phase to Dashboard
CSV-based order data published to Apache Kafka, ingested into PostgreSQL by an Apache Airflow DAG, then transformed into OLAP tables for analytics

Timileyin S. is mid-senior Level Developer