Nnaemezue Obi-Eyisi – Medium

Nnaemezue Obi-Eyisi

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I Almost Got Fired Because of Pandas on Databricks — Here’s What You Should Learn From My Mistake

Just because your code works doesn’t mean it scales.

May 3

I Almost Got Fired Because of Pandas on Databricks — Here’s What You Should Learn From My Mistake

May 3

Delta Sharing Without the Headaches: A Field Guide to Fast, Reliable Sharing

How to design, ship, and operate Delta Sharing so your consumers get speed — and you keep your sanity.

Oct 15

Delta Sharing Without the Headaches: A Field Guide to Fast, Reliable Sharing

Oct 15

Agent-to-Agent (A2A): AI That Works Like a Real Team

I didn’t get into tech because I knew everything. I learned to break big problems into smaller ones, then move fast on each piece. That’s…

Sep 26

Agent-to-Agent (A2A): AI That Works Like a Real Team

Sep 26

AI Superpowers for Data Engineers: The Definitive 2025 Stack

AI isn’t replacing data engineers — it’s finally acting like the teammate we always wanted: fast on the keyboard, fluent in SQL and Python…

Sep 24

AI Superpowers for Data Engineers: The Definitive 2025 Stack

Sep 24

Why BI Teams Choose Consistency Over Accuracy

“Why don’t these numbers match?” If you’ve ever worked in a BI or analytics team, you’ve heard this question more times than you’d like to…

Sep 11

Why BI Teams Choose Consistency Over Accuracy

Sep 11

Data Engineering is Dead?

I keep hearing: “AI needs data, so learn data engineering. Without data there’s no AI.” True — but incomplete. Let’s be honest: some folks…

Sep 11

Data Engineering is Dead?

Sep 11

Optimizing DatabriLakeflow Jobs: A Systematic Approach to Performance and Cost Efficiency

When running Lakeflow jobs in a cloud environment, performance tuning and cost optimization often go hand in hand. Inefficient resource…

Sep 10

Optimizing DatabriLakeflow Jobs: A Systematic Approach to Performance and Cost Efficiency

Sep 10

Why Generative AI Is Forcing Us to Rethink Data Modeling

A few months ago, I watched a non-technical colleague upload an Excel file into a GenAI chatbot. Within seconds, they were getting deep…

Sep 5

Why Generative AI Is Forcing Us to Rethink Data Modeling

Sep 5

🎬 Lessons from Netflix: Principles for Building and Managing a Data Platform

When Kurt Brown from Netflix talks about building and managing a data platform, you listen. Netflix doesn’t just stream movies — it has…

Sep 2

🎬 Lessons from Netflix: Principles for Building and Managing a Data Platform

Sep 2

How to Read Data from Databricks Unity Catalog with Azure Data Factory (Step-by-Step + Gotchas)

You’ve got governed data in Unity Catalog (UC) and a downstream system — like an on-prem SQL Server or Azure SQL Database — that needs it…

Aug 31

How to Read Data from Databricks Unity Catalog with Azure Data Factory (Step-by-Step + Gotchas)

Aug 31

Nnaemezue Obi-Eyisi

Nnaemezue Obi-Eyisi

I am passionate about empowering, educating, and encouraging individuals pursuing a career in data engineering. Currently a Senior Data Engineer at Capgemini

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