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Driving Data Quality with Data Contracts

Driving Data Quality with Data Contracts

Everything you need to know to apply data contracts and build a true data-driven organization that uses quality data to deliver real business value

2023

Stories

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Andrew Jones

A contract-based data platform

Data contracts are powerful enough you can build an effective data platform based on them.

3 min readJan 29, 2024

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A contract-based data platform

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Andrew Jones

Every data transform is technical debt

There’s a cost to every data transformation. It slows us down, reduces reliability and increases maintenance costs.

3 min readJan 9, 2024

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Every data transform is technical debt

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Andrew Jones
in
Tech @ GoCardless

Improving Data Quality with Data Contracts

Introducing Data Contracts, a step change in how we generate, manage and consume data at GoCardless.

4 min readDec 23, 2021

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Improving Data Quality with Data Contracts

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Andrew Jones

𝗧𝗵𝗲 𝟭:𝟭𝟬:𝟭𝟬𝟬 𝗿𝘂𝗹𝗲 𝗼𝗳 𝗱𝗮𝘁𝗮 𝗾𝘂𝗮𝗹𝗶𝘁𝘆

One of my favourite talks at Big Data LDN was by Hannah Davies on The Building Blocks of Data Culture During Transformation.

4 min readMar 5, 2024

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Diagram showing the 1:10:100 rule as a pyramid

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Andrew Jones

Building defensive data pipelines

While we often talk about improving data quality, it’s not enough. You still need to build your data pipelines defensively.

2 min readFeb 20, 2024

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Building defensive data pipelines

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Andrew Jones

Data Contracts — the book. Out now!

I’m so proud to announce that my book on data contracts is out now! Available wherever you buy your books, including Amazon, Packt…

3 min readJul 6, 2023

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The cover of the book “Driving Data Quality with Data Contracts”, by Andrew Jones

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Andrew Jones
in
Tech @ GoCardless

3 Things Our Software Engineers Love About Data Contracts

Software Engineers benefit from data contracts too! Here’s 3 things they love about data contracts, as we’ve implemented them at GoCardless

4 min readApr 5, 2023

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Summarising the 3 key points of the post. 1. Freebies, 2. Autonomy, and 3. Golden Paths.

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Andrew Jones

This is an interesting point!

For example:

1 min readMar 15, 2023

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Andrew Jones
in
Tech @ GoCardless

Implementing Data Contracts at GoCardless

At GoCardless, we’re using Data Contracts to improve data quality and reliability. This is how we’ve implemented it.

5 min readOct 11, 2022

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Deploying the Data Contract resources

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Andrew Jones
in
Tech @ GoCardless

Data Contracts at GoCardless — 6 Months On

It’s been 6 months since I introduced Data Contracts as our initiative to improve data quality at GoCardless. So, how are we getting on…

5 min readMay 25, 2022

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Diagram showing an overview of our Data Contracts-driven architecture

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Andrew Jones

Andrew Jones

Book Author

Principal Engineer 🔧. Created Data Contracts, then wrote the book on it 📙. Google Developer Expert. Passionate about data and driving value from it.

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