Apache Data Lakehouse Weekly: June 4 to June 11, 2026
The lakehouse community spent this week arguing about versions, and the arguments mattered. Parquet contributors produced the single largest thread ac…
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Modern Data Stack Migration — Day 1: Scaling to 8+ Companies with DRY Architecture and Chasing a $2M Discrepancy
Hello everyone! Following up on my previous post , Day 1 of my Modern Data Stack migration was an absolute rollercoaster of refactoring and deep data …
If the warehouse already has the data, why are we copying it elsewhere?
When we started working on Krenalis , we spent a lot of time reviewing how customer data typically flows through a modern data stack. One pattern kept…
What Is Agentic Workflow Consulting? A Practical Guide for Data Leaders
The Term Everyone Uses and Nobody Defines Your CTO came back from a conference and said the team needs to "go agentic." A vendor pitched you an "agent…
Using Microsoft Fabric Shortcuts to Avoid Duplicate Data Copies
Enterprise data platforms are really good at one thing: creating copies of the same data everywhere. Different teams copy the same curated folders int…
Supply Chain Sense: Merging Gemini AI and Math for Smart Retail Inventory
In neighbourhood retail markets, local Kirana stores, and hyper-local fulfilment centres, inventory management isn’t an administrative task—it’s a hig…
The Data Engineering Take-Home Assessment: How to Turn a 4-Hour Test Into a Job Offer
Most candidates treat the take-home assessment as a coding test. It is not. It is a professional communication test that happens to include coding. Th…
Data Engineering Interviews with No Industry Experience: A Playbook That Actually Works
I graduated in November 2025. My only formal work experience is a 6-month IT internship. I have never worked at a tech company, never contributed to a…
Building a PySpark and AWS Glue ETL Pipeline for Search Keyword Revenue Analysis
I published a public data engineering project that demonstrates a cloud-based ETL pipeline for analyzing web analytics search keyword revenue. The pro…
How AI Is Reshaping the Data Engineer Role in 2026
What Changed in Data Engineer Job Descriptions Around 2023? For years, a Data Engineer job description was a known quantity: Python for pipeline code,…
The Next Decade of Data Engineering: From Modern Data Stack to Data Engineering Harness
Over the past decade, the core evolution of data engineering has been the deconstruction and reconstruction of traditional data warehouse architecture…
ASF Project Spotlight: Apache Iceberg
Dipankar Mazumdar is the Director of Developer Relations at Cloudera, leading global developer initiatives across lakehouse architecture and AI. He pr…
Chronos vs Toto: Zero-Shot Forecasting Benchmark Results
Introduction Good forecasts help with capacity planning and quieter alerts. But one traffic spike or memory leak can make any forecast useless. The go…
Fabric AI Functions Turn GenAI Into a Data Pipeline Step
Originally published at https://shai-kr.github.io/data-ninja-ai-lab/blog/2026-05-24-fabric-ai-functions-data-workflows.html Most enterprise GenAI demo…
Data Infrastructure in a Digital Exile
The Problem We Were Actually Solving As a data engineer, I've spent years building data infrastructure to support high-growth businesses. But my lates…
The Ghost Protocol Stack: How We Rebuilt Payments When Every Vendor Cut Us Off
The Problem We Were Actually Solving In late 2024 our small creator platform had 8,400 monthly active users and 1,400 paying creators. We were based i…
Pain Points Will Always Outlive Platforms
We wanted to sell software licenses to customers in over 120 countries without any payment restrictions. The platform stores we had been using didn't …
The Feature Store: Consistency and Latency Are Both Non-Negotiable
Part 3 of 5 in the series: When Your AI Pipeline Grows Up In the previous post, we worked through the pipeline architecture that gets features from ra…
What Is the Best Metaplane Alternative in 2026?
A Metaplane alternative is a data observability tool that monitors warehouse tables for freshness, volume, schema, and distribution issues, the same j…
Stop Naming Your Healthcare Columns Wrong — ISO-11179 Explained
If you've ever inherited a healthcare database with columns named DOB , PatientID , or CLAIM_NUMBER — this guide is for you. Healthcare data engineeri…
Most Internal Dashboards Should Not Start With Real-Time Queries
One sentence shows up in internal-system projects again and again: “leadership wants real-time data.” I usually slow the discussion down when I hear t…
Dive Into Containerization, Docker & Docker Compose
Modern software systems are expected to run consistently across multiple environments such as development laptops, testing servers, cloud platforms an…
A Step-by-Step Starter Kit for Building a Data Quality Framework
There is no shortage of frameworks for thinking about data quality . There is, however, a significant shortage of practical guidance for actually buil…
Apache Data Lakehouse Weekly: April 30–May 6, 2026
The release wave that defined late April carried straight into early May, with Arrow shipping two more votes in seven days, Polaris settling into post…
How We Accidentally Built a Customer Data Platform
A case study in identity resolution, multi-source data stitching, and why vertical infrastructure beats horizontal platforms for specialized industrie…