Tech Skills
Data Analytics & Business Intelligence
Excel, SQL, Power BI, Tableau — turn raw data into business decisions
Skills in this topic
7 skills — Sign in to track your progress
Data Literacy
beginner
Write SELECT queries with JOIN and GROUP BY
Excel & Spreadsheets
beginner
Build a dynamic dashboard with pivot tables and slicers
SQL Analytics
intermediate
Write window functions (ROW_NUMBER, LAG, LEAD)
BI Tools
intermediate
Build an interactive dashboard from a SQL source
Python for Data
intermediate
Clean and transform a messy dataset with pandas
Data Storytelling
intermediate
Build a stakeholder dashboard with a narrative structure
ML for Analytics
advanced
Build a churn prediction model
Showing 712 reads from curated sources

Dev.to · InstaLogic
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
How Business Intelligence Solutions in Dubai Are Transforming Decision-Making
Business environments in Dubai are evolving at a rapid pace, driven by digital transformation, cloud...
Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
Why Should You Use a Concrete Vault?
The landscape of decentralized finance (DeFi) is evolving at a breakneck pace. For the individual participant, staying ahead often feels… Continue reading on Me
Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
Why Should You Use a Concrete Vault?
1️⃣ The Friction of the Current DeFi Experience For most participants, the current state of DeFi feels less like "passive income" and… Continue reading on Med

Dev.to · pranith m
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
# From DBA to Data Engineer: Leveraging Database Expertise for Robust Data Pipelines
The transition from a Database Administrator (DBA) to a Data Engineer is not a leap into the unknown;...

Dev.to · keeper
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
I Built a Database That Saves You From Googling 'PLA Temperature' Ever Again
Every time I switch filament brands, the same ritual: Google "Bambu Lab PLA Basic temperature",...

Medium · Machine Learning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
We Analyzed 59,000 Mortgage Applications in Washington D.C.
A data science capstone that started with a simple question and ended up in uncomfortable territory. Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
We Analyzed 59,000 Mortgage Applications in Washington D.C.
A data science capstone that started with a simple question and ended up in uncomfortable territory. Continue reading on Medium »
Medium · Machine Learning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
Day 0: My Roadmap for Transitioning from Finance to Data Science
Recently, I resigned from my job. Continue reading on Medium »
Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
Day 0: My Roadmap for Transitioning from Finance to Data Science
Recently, I resigned from my job. Continue reading on Medium »

Dev.to · Martin Ndungu
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2d ago
Python: The Engine Powering Modern Data Analytics A Beginner's Guide to Understanding Python's Role in Data Analytics
Python: The Engine Powering Modern Data Analytics A Beginner's Guide to Understanding Python's Role...

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Understanding MySQL Commands with Flowcharts: A Beginner’s Guide
Introduction: What is SQL and Why Does It Matter? Continue reading on Medium »

Dev.to · Lawrence Murithi
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
The Great Data Debate: Should You Build Your Warehouse Top-Down or Bottom-Up?
Introduction Imagine you have a massive, disorganized garage. You need to clean it up so...

Medium · Python
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
I Took a Break from Kaggle to Help a Local Shop. Here’s What I Built.
I absolutely love data analysis. There is something incredibly satisfying about taking a messy spreadsheet and turning it into a clear and… Continue reading on

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Top Dagster Alternatives in 2026 | Data Orchestration Primer
Learn about the up-and-coming platforms that beat Dagster at its own game Continue reading on Medium »
Dev.to AI
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Power BI FP&A Evolution 2026: Building Real-Time Financial and Operational Intelligence Platforms
Introduction In today’s fast-moving business environment, finance leaders are expected to make decisions faster than ever before. Traditional monthly reporting

Dev.to · Wangila russell
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Python and Its Role in the Data Analytics Space
Introduction Python is one of the most widely used programming languages in the world today. Over the...

Medium · Python
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
5 PostgreSQL Query Patterns I Reuse For Business Analysis
Business analysis SQL usually does not start from a blank page. Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
How I Built a Chess Analytics Pipeline — and What Actually Made It Possible
Chess engines have solved the game, theoretically. But at the 2000-rated blitz level on Lichess — the level where most serious amateur… Continue reading on Medi

Medium · AI
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Python for Data Science & AI · Blog 08 of 20 — Data Cleaning With Pandas
80% of a data scientist’s time is spent cleaning data. Here’s how to do it fast, correctly, and without losing sleep. Continue reading on Medium »

Medium · Machine Learning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Python for Data Science & AI · Blog 08 of 20 — Data Cleaning With Pandas
80% of a data scientist’s time is spent cleaning data. Here’s how to do it fast, correctly, and without losing sleep. Continue reading on Medium »

Medium · Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Python for Data Science & AI · Blog 08 of 20 — Data Cleaning With Pandas
80% of a data scientist’s time is spent cleaning data. Here’s how to do it fast, correctly, and without losing sleep. Continue reading on Medium »

Medium · Python
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Python for Data Science & AI · Blog 08 of 20 — Data Cleaning With Pandas
80% of a data scientist’s time is spent cleaning data. Here’s how to do it fast, correctly, and without losing sleep. Continue reading on Medium »

Dev.to · Sasireka Balasubramaniyam
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Google Analytics 4: access data via Data API (Step-by-step)
If you want to build a custom report or dashboard for your Google Analytics data in your app or...

Dev.to · circobit
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Du Tableau Web au DataFrame Pandas en 30 Secondes
Vous avez trouvé le dataset parfait sur un site web. Maintenant vous en avez besoin dans...
Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Praktikum Struktur Data : Tree
Halo selamat datang kembali dengan saya Imam Ghozali dari prodi Teknologi Informasi Universitas Tidar, kali ini saya akan menyampaikan… Continue reading on Medi
Medium · Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Praktikum Struktur Data : Tree
Halo selamat datang kembali dengan saya Imam Ghozali dari prodi Teknologi Informasi Universitas Tidar, kali ini saya akan menyampaikan… Continue reading on Medi

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
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The hidden cost of poor logging and monitoring Continue reading on Medium »

Medium · Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Building a Live Stock Portfolio Tracker in Python with yfinance and Rich
A beginner Python project: fetch live NSE/US stock prices, calculate P&L, and display a colour-coded terminal dashboard, no API key… Continue reading on Medium

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Curious How the ETL Process Actually Works in Real Companies?-IABAC
Every company you know that works with apps, websites, or online services is quietly handling huge amounts of information every second… Continue reading on Medi

Forbes Innovation
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Geotab Study Ranks FIFA World Cup 2026 Cities Ability To Handle Crush
A study by telematics company Geotab Inc. rates the 16 FIFA World Cup 2026 host cities on their ability to handle the expected crush of people and vehicles.

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Finally Sharing My favorite Intraday Trading Strategy
Camarilla Pivot Strategy: A Complete Guide to Trading the Golden Pivot Zone Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
What Is Anomaly Detection in Sales Data? A Practical Guide
When I review monthly sales reports, there’s always something that catches my eye: those numbers that don’t fit. An unexpected spike here… Continue reading on M

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Finding the Hidden Signals in Sales Data
A few months ago, I was reviewing our weekly pipeline dashboard when something felt off. Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Bölüm 4: Aggregate Functions ve GROUP BY
SQL öğrenme serimin dördüncü bölümünde aggregate fonksiyonları ve GROUP BY ile veri gruplama konularını ele alacağım. Bu bölüm, SQL’in… Continue reading on Medi

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
What Really Determines a Developer’s Salary? Insights from 50,000 Developers
What determines how much a developer earns? Is it a degree, years of experience, or the size of the company they work for? Continue reading on Medium »
Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Introduction to Python in Data Analytics
In my quest to understand data and interpret, I found out that python is one of the important languages that is useful for analysis. So… Continue reading on Med

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Are We Actually Getting Better? I Let 35 Years of Data Answer That
Tools: Google Colab, Python, wbdata, pandas, NumPy, matplotlib, seaborn, World Bank Open Data API Continue reading on Medium »

Medium · Python
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
Are We Actually Getting Better? I Let 35 Years of Data Answer That
Tools: Google Colab, Python, wbdata, pandas, NumPy, matplotlib, seaborn, World Bank Open Data API Continue reading on Medium »
Dev.to AI
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3d ago
10 Years in Data Science: Why I Stopped Caring About datascience, career, python,Models and Started Mastering Feature Engineering
After a decade in Data Science, I realized that the most sophisticated models are useless without high-quality features. Feature engineering is the surgical par

Medium · AI
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
The Paradox Is back
In 1987, Robert Solow looked at two decades of corporate IT investment and wrote one of the most quoted lines in economics. “You can see… Continue reading on Me

Dev.to · tomasz dobrowolski
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
Volatility Risk Premium in 30 Lines of Python (And the 5 Mistakes That Wreck It)
The VRP formula, a worked SPY example, a 30-line Python implementation, and the five pitfalls that quietly produce a number that looks right but isn't.
Medium · AI
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
Multimodal Analytics Is Arriving Faster Than Most Teams Realize
Multimodal analytics is arriving faster than most teams realize. Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
The Invisible Jury: Why Data Labeling Needs Audit Trails
Moving beyond simple quality scores to a system of record that actually settles disputes. Continue reading on Medium »

Dev.to · Pulsebit News Sentiment API
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
Your Pipeline Is 26.4h Behind: Catching Climate Sentiment Leads with Pulsebit
Your Pipeline Is 26.4h Behind: Catching Climate Sentiment Leads with Pulsebit We recently stumbled...

Medium · Machine Learning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
The Geometry of Suffocation: Quantifying Defensive Compactness at the 2022 World Cup
In modern football, “parking the bus” is a phrase used to describe a team that has retreated into a deep, compact defensive block. Continue reading on Medium »

Medium · Data Science
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
The Geometry of Suffocation: Quantifying Defensive Compactness at the 2022 World Cup
In modern football, “parking the bus” is a phrase used to describe a team that has retreated into a deep, compact defensive block. Continue reading on Medium »

Medium · JavaScript
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
Cross-Filter Charts in Oracle APEX — Click Any Chart, Filter Everything
Build a fully interactive dashboard where clicking a pie segment, donut slice, or bar column instantly filters all other charts — using… Continue reading on Med

Dev.to · Brian Muriithi
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
4d ago
# Python in data analytics: what it is, why it works, and how to start
Python started as a hobby project. Guido van Rossum spent Christmas break in 1989 writing an...
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