Joan

Technical Project Manager and Data Analyst based in Nairobi. I work across cloud, unified communications, and data, and I write here about what I'm learning in SQL, Power BI, and Excel along the way.

Joined on Jun 1, 2026

Joan

Oct 2

Kiosk Manager: My Python Class capstone project (No External Libraries Needed)

#python #datascience #analytics #careerdevelopment

4 min read

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Joan

Sep 7

The Python Basics Nobody Warns You Are the Real Foundation

#datascience #python #beginners #learning

3 min read

Joan

Aug 14

From Messy Rows to a Boardroom Slide: Building SafariConnect in SQL and Power BI

#sql #postgres #powerfuldevs #datascience

3 min read

Joan

Jul 20

The Leading Zero Taught Me More

#beginners #sql #postgres #database

4 min read

Joan

Jul 5

Connecting Power BI to PostgreSQL: Local vs Cloud (Aiven)

3 min read

Joan

Jun 24

Power BI Data Modeling: Schemas, Relationships, Joins, and Why They All Matter explanations

4 min read

Joan

Jun 6

How Excel Is Actually Used in Real-World Data Analysis

3 min read

DEV Community

Joan

Currently learning

Available for

Kiosk Manager: My Python Class capstone project (No External Libraries Needed)

Want to connect with Joan?

The Python Basics Nobody Warns You Are the Real Foundation

From Messy Rows to a Boardroom Slide: Building SafariConnect in SQL and Power BI

The Leading Zero Taught Me More

Connecting Power BI to PostgreSQL: Local vs Cloud (Aiven)

Power BI Data Modeling: Schemas, Relationships, Joins, and Why They All Matter explanations

How Excel Is Actually Used in Real-World Data Analysis