about me
Hey! I’m Lesley-Nicholas Vassallo. I’m a data nerd who’s passionate about all things marketing and customer insights. I currently work at Dunnes Stores in Dublin, Ireland as an Ecommerce Analyst.
Throughout my career, I’ve worked on building, analysing and optimising digital marketing campaigns, setting up web analytics and advertising site tags, and building dashboards.
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Maximizing Data Capture: Overcoming Cookie Consent Timing Issues in Google Tag Manager
Context When consent mode is enabled in Google Tag Manager, it often happens that some events are pushed to the dataLayer before the user even has a chance to accept cookies. Events commonly impacted by such scenarios are ‘view_item‘ and ‘view_item_list‘ events. Even if they accept, sometimes it’s tricky, or not possible to trigger the…
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Exploring Melbourne’s Public Transport Disruptions: My Data Project
In a recent project, I dove into Melbourne’s public transport disruptions using data engineering and analysis. I wanted to get a better understanding of disruption patterns across the Metro Trains, Metro Trams, and Metro Bus networks. I built a data pipeline to gather, organise, and visualise data from the Public Transport Victoria API, resulting in…
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Understanding User Behavior with GA4 Data Analysis in BigQuery
Introduction In today’s digital landscape, understanding user behavior is crucial for businesses aiming to enhance their online presence and optimise performance. Google Analytics 4 (GA4) offers powerful insights into user interactions, and by leveraging the capabilities of BigQuery, we can conduct advanced data analysis to gain deeper insights. Analysing User Sessions In this article, we’ll…