Many developers share their LeetCode solutions on GitHub. Look for repositories that are well-organized by topic or problem number, have clear explanations, and show good code quality. Some popular ...
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Built a production-lite serverless ELT pipeline on AWS: S3 (bronze JSON/JSONL) → Lambda (idempotent ingest) → SQS → Lambda (batch transform) → S3 (silver Parquet). Implemented S3 object-level ...