Greyskull Analytics is an independent data consultancy that builds the data platforms and reporting layer that let a business trust its numbers
North West, England
Joined January 2021
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Bolting a chatbot onto a mess doesn't make you AI-ready. It makes you faster at being wrong.
AI doesn't fix bad foundations. It exposes them — loudly, in front of the whole team.
Three steps, no jargon: assess what's solid, build the platform, then run it. That's the whole pa…
"THE STORE LAYOUT MATTERS" 🛒
Johnny maps a whole data platform onto a supermarket floorplan in his latest Substack piece 📊
tinyurl.com/2b9arqm2 — or use the link in bio
#DataPlatform #DataEngineering #DataModeling
Sales says one thing. Ops says another. Finance has a third version and a deadline.
If your systems don't agree, you haven't got data. You've got opinions with decimal places.
One source of truth isn't a buzzword — it's the reason your Monday meeting takes fifteen minutes ins…
Three days to build a report nobody fully trusts. That's not a reporting problem — it's a foundations problem.
Messy spreadsheets, systems that don't agree, numbers that only feel right. Every week that rolls on, decisions get slower.
Strategy first, tools second. Always.
Ch…
"THE REAL COST IS PEOPLE NOT SOFTWARE" 💰
Full UK cost breakdown by business size in Johnny's latest Substack piece 📊
tinyurl.com/23fw3qo4 — or use the link in bio
#DataPlatform #DataEngineering #DataStrategy #TCO #CFO
Sunday gives us a free hour. 💀
Left: the plan.
Right: the data.
Store it in UTC. Go back to bed.
#data #analytics #dataengineering #powerbi #clocksgoback
Trying had to grow my Instagram following at the moment... For anyone who partakes, I'd really appreciate a follow: instagram.com/greyskullanaly…
"DATA VOLUME WAS NEVER THE ACHIEVEMENT" 📊
Johnny digs into Amazon's own Redshift fleet data, DuckDB and why right-sized beats big on Substack: 🦆
tinyurl.com/23j9t2uf — or use the link in bio
#DataEngineering #DuckDB
Most companies don't have big data.
They have a big invoice. 💀
Amazon's own numbers back me up. New article, link in bio.
#data #analytics #dataengineering #datastrategy #smallbusiness
"IT'S OK IF YOU'RE NOT AN AI PIONEER" 🐑
Johnny makes the case for patience over FOMO in "AI FOMO is a Bear Trap" on Substack 📊
tinyurl.com/2atxrrth — or use the link in bio
#AIAdoption #AIFOMO #DataStrategy #TechTrends
"BUILD THE FOUNDATION WELL" 📊
Johnny breaks down the Business Question Curve in "The Dashboard Trap" on Substack 🚀
tinyurl.com/2yzck23j — or use the link in bio
#DataAnalytics #DataStrategy #BusinessIntelligence
"BUY WHAT YOU ACTUALLY NEED" 🔄
From this week's Substack: why the data stack keeps swinging between bundled and unbundled, and what that means for you 📊
tinyurl.com/28yb4sz5 — or use the link in bio
#DataStack
In, out, in, out. You know the rest. 🕺
Your data stack's favourite dance is back, and every big vendor is doing it at once. New post on why it never ends and how to avoid paying for the shape of the moment.
ift.tt/zLCvR0s
#dataengineering #databricks #microsoftfabr…
"TAKE THE PLUNGE" 🚀
Johnny lays out exactly what going solo as a data consultant really looked like, on Substack. 💼
tinyurl.com/2dbno33u — or use the link in bio
#DataConsulting #Freelancing #Consultancy #DataCareers
"THAT'S THE GLASS CEILING" 📊
Johnny breaks down the real numbers behind this in his latest Substack piece. 💰
tinyurl.com/2ank9u4b — or use the link in bio
#DataPlatform #DataEngineering #SmallBusinessData
