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# dataengineering

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Stop Losing Your Medical Records: Build a Multimodal Health RAG with LlamaIndex & Qdrant 🩺

Stop Losing Your Medical Records: Build a Multimodal Health RAG with LlamaIndex & Qdrant 🩺

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4 min read
From Scrape to Feed: Building a Google Merchant Center CSV from Zappos Data
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From Scrape to Feed: Building a Google Merchant Center CSV from Zappos Data

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4 min read
How Google Maps Predicts Traffic in Real Time: Live Data and ETA Explained

How Google Maps Predicts Traffic in Real Time: Live Data and ETA Explained

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3 min read
How to Use Dremio with Claude Code: Connect, Query, and Build Data Apps
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How to Use Dremio with Claude Code: Connect, Query, and Build Data Apps

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13 min read
How to Connect Power BI to a SQL (PostgreSQL) Database and Build a Unified Dashboard

How to Connect Power BI to a SQL (PostgreSQL) Database and Build a Unified Dashboard

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4 min read
Improving Data Ingestion Throughput with a Queue-Based Pipeline: Python + Duckdb
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Improving Data Ingestion Throughput with a Queue-Based Pipeline: Python + Duckdb

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3 min read
Database Branch Testing: How Isolated Environments Improve QA Confidence
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Database Branch Testing: How Isolated Environments Improve QA Confidence

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11 min read
Boosting Lightweight ETL on AWS Lambda & Glue Python Shell with DuckDB and Apache Arrow Dataset

Boosting Lightweight ETL on AWS Lambda & Glue Python Shell with DuckDB and Apache Arrow Dataset

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9 min read
Part 2: Zero-Copy data federation Snowflake Customer 360 Data to Salesforce Sales Reps

Part 2: Zero-Copy data federation Snowflake Customer 360 Data to Salesforce Sales Reps

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4 min read
Part 4 | Why State Machines Power Reliable Scheduling Systems

Part 4 | Why State Machines Power Reliable Scheduling Systems

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6 min read
Quantified Self: Building a Production-Grade ETL Pipeline for 10+ Wearables

Quantified Self: Building a Production-Grade ETL Pipeline for 10+ Wearables

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4 min read
Our Data Extraction Pipeline Worked Perfectly… Until Month 6

Our Data Extraction Pipeline Worked Perfectly… Until Month 6

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2 min read
Share of Shelf Analysis: How to Scrape Zappos Search Results
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Share of Shelf Analysis: How to Scrape Zappos Search Results

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4 min read
Iterator Patterns: How to Process Millions of Records Without Running Out of Memory
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Iterator Patterns: How to Process Millions of Records Without Running Out of Memory

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5 min read
Why My Metrics Pipeline with Telegraf Didn’t Work (and What I Learned)
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Why My Metrics Pipeline with Telegraf Didn’t Work (and What I Learned)

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2 min read
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