mycodingjourney

My Blog

Thoughts, tutorials, and insights from my coding journey

5Articles
Topics: Data Engineering, System Design, Full-Stack

All Articles

When Should You Catch the Bus in Dublin? A Time-Based Analysis
Data AnalysisTime Series

When Should You Catch the Bus in Dublin? A Time-Based Analysis

Analysis of 100,000+ delay records to find the best and worst times to travel in Dublin.

January 30, 20266 min read
Which Dublin Bus Routes Are Actually Reliable? A Data-Driven Analysis
Data AnalysisPython

Which Dublin Bus Routes Are Actually Reliable? A Data-Driven Analysis

Analysis of 198 bus routes across Dublin to find out which ones you can trust—and which ones to avoid.

January 30, 20266 min read
Predicting Bus Delays with Machine Learning: A Practical Guide
Machine LearningPython

Predicting Bus Delays with Machine Learning: A Practical Guide

Building an ML model that forecasts Dublin bus delays 15 minutes in advance with 87% accuracy. Complete guide with code.

January 30, 20266 min read
Building a Real-Time Transit Data Pipeline: Dublin Bus Analytics
Data EngineeringPythonFeatured

Building a Real-Time Transit Data Pipeline: Dublin Bus Analytics

How I built a complete data pipeline that tracks 680+ buses in real-time across Dublin, from API ingestion to interactive dashboards.

January 30, 20266 min read
Building Real-time Data Pipelines at Scale: Lessons from Processing 10 Billion Records Daily
Data EngineeringApache SparkFeatured

Building Real-time Data Pipelines at Scale: Lessons from Processing 10 Billion Records Daily

After spending over 8 years building data infrastructure at scale, including leading the migration of legacy data warehouses to modern cloud architectures at Ci...

January 30, 20266 min read