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AWS Machine Learning – Specialty Certification: Quick Guide, 2023

After renewing the AWS ML Certification with a perfect score, I got many messages asking about how I prepare the certification(s) and the resources(s) I use. You can find it all over my blog; I use boundless preparation. What does it mean? Preparing yourself without...

Summarization & Analysis of Tweets- II, Serverless Ingestion

In the previous series post, I described a fully ready architecture to summarize and analyze tweets at scale. Some of you have contacted me to ask about the ingestion process and the integration with Twitter. So, I have decided to present a simplified ingestion...

Summarization & Analysis of Tweets using AWS & OpenAI

I'm sharing with you one of the architectures, production-ready, that I've been working on lately. I was keen to learn how the GPT algorithms would fare summarizing Tweets, not just individually - for instance, with two or three words - but with groups of...

AWS Data Analytics Specialty, New features – April 2023

I recertified in April 2023 on the AWS Data Analytics certification for the second time, if you count the AWS Big Data certification - now retired. I got an email from AWS asking for feedback and another survey about the competencies for the AWS...

Simplifying Hybrid Cloud Adoption with AWS

This a good book, with a kind of misleading title. Yes, it's about hybrid cloud adoption, but with AWS Outposts, to be more precise. AWS Outposts is a family of fully managed solutions that deliver AWS infrastructure and services to virtually any on-premises or...

AWS Certified Database – Specialty Certification: Preparation & Resources, 2023

A bit about my personal experience The AWS Certified Database Beta certification was the last one I took at a test centre, a few weeks before Covid hit Spain very hard and the whole country went into lockdown. It was an intense experience; the certification was...

A MidSummer’s Book List

Here we are, July 2022, in the middle of a scorching summer, so I'd guess it is a perfect moment to relax near the sea and read a book or two. I've compiled a list of favourite books that I can personally recommend. All...

TDD AWS – the Moto Library

Moto is a library that allows mocking AWS services when using the Python Boto library. It can be used with other languages as stated in the documentation - standalone server mode. I don't have direct experience with that feature, though, as Python is my...

Synthetic Canaries for API Gateway – I

Last February, AWS added support for creating canaries for API Gateway to Cloudwatch Synthetics, which I've been using lately to monitor some REST APIS successfully. Let's review some technical concepts first: Canaries: Node scripts that run on schedule to monitor endpoints, following the action...

Fast DynamoDB Pagination using Python

DynamoDB is the fastest NoSQL database at scale from AWS, operating within the key-value and document-based models. I won't delve into the basics because I'm sure I don't need to explain them to you - as you have arrived here :). Anyways, if you'd...