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Nnaemezue Obi-Eyisi

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My Guide to Becoming a “Market-Ready” Data Engineer With a $100 Investment in 3 Months or Less —…

As you may know, the demand for Data Engineers has quadrupled in the last 2 years. There are more jobs than candidates in the job market…

Jan 25, 2021

My Guide to Becoming a “Market-Ready” Data Engineer With a $100 Investment in 3 Months or Less —…

Jan 25, 2021

How Databricks’ Schema Evolution Saved My ETL Pipeline (And My Sanity)

As a data engineer, I’ve encountered my fair share of frustrating ETL failures. You know the kind — the pipeline runs fine for weeks until…

1d ago

How Databricks’ Schema Evolution Saved My ETL Pipeline (And My Sanity)

1d ago

How to Tell Your Story at Work Without Sounding Self-Promotional

Telling your story at work is essential for recognition, career growth, and building influence. But if you’re someone who prefers to “let…

4d ago

How to Tell Your Story at Work Without Sounding Self-Promotional

4d ago

Premature Optimization in Data Engineering: Solving Problems That Don’t Exist

6d ago

Premature Optimization in Data Engineering: Solving Problems That Don’t Exist

6d ago

🚀 Unlocking Uber’s Live Data Stack: Engineering Real-Time Excellence

Real-time data processing isn’t just a feature — it’s the backbone of seamless user experiences. Ever wondered how Uber manages to process…

Mar 25

🚀 Unlocking Uber’s Live Data Stack: Engineering Real-Time Excellence

Mar 25

Reverse ETL: Turning Data into Action

Introduction

Mar 22

Reverse ETL: Turning Data into Action

Mar 22

Designing Cost-Optimized Data Pipelines esp. Spark

I was once asked in an interview what Spark cluster configuration I would use to ingest a 100GB file into a data lake. My clarifying…

Mar 21

Designing Cost-Optimized Data Pipelines esp. Spark

Mar 21

Table-Driven Design in Data Engineering: Making Your Code Dynamic

One of the most powerful yet often overlooked techniques in data engineering is table-driven design. This approach involves creating…

Mar 19

Table-Driven Design in Data Engineering: Making Your Code Dynamic

Mar 19

Mastering Data Modeling: A Guide for Data Engineers

Creating an exceptional data model for analytical workloads is both an art and a science. A well-designed data model drives faster…

Mar 19

Mastering Data Modeling: A Guide for Data Engineers

Mar 19

Choosing the Right Database: Row vs. Columnar Explained

As data engineers, one of the most critical decisions we make is choosing the right database for our workloads. Picking between a row-based…

Mar 17

Choosing the Right Database: Row vs. Columnar Explained

Mar 17

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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