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Agile ‘thin slice’ technique: Explained

Introduction In today’s fast-paced development environment, the Agile methodology stands out for its emphasis on delivering functional features to users as early as possible. This approach challenges traditional, lengthy development cycles by advocating for the incremental release of a product’s most essential functionalities. By prioritizing early delivery, Agile aims to provide immediate value to users, […]

Data Modeling for Developers

An Introduction to Data Modeling and Why it Matters for Development Teams Data modeling is a critical yet often underrated skill in technology development and within development teams. This article aims to teach you the basics of it and why it is important. This article will introduce you to the concept of a data model, […]

Mounting EFS Volume to Batch Jobs in AWS

Introduction In the realm of distributed computing and batch processing, operational challenges frequently arise that necessitate innovative solutions. A particular challenge we encountered involved a scenario where multiple jobs within our AWS environment were generating tens of thousands of files and storing them in an Amazon S3 bucket. Subsequently, a specific job was tasked with […]

Green with Envy: Improving Python Performance with a Sprinkling of Feature Envy

Python Performance: Issue 2 – Feature Envy Previous Issue Recap In the previous issue we discussed the differences between the “Clean Code” version of calculating the cumulative area of a collection of shapes and “the old fashioned way”. Robert Martin, aka “Uncle Bob”, advocates for a “clean” polymorphic approach to the problem, where each shape […]

Clean Code’s Hidden Impact: Unraveling the Python Performance Paradox

Python Performance: Issue 1 – The Polymorphism Rule Welcome to Python Performance Welcome to the Python Performance blog series. In this series, I will be exploring various performance topics in Python, with the aim to create a list of heuristics to help developers write more performant Python code before they ever start thinking about reaching […]

Serverless, Fan-out Architecture Using SNS, SQS, and Lambda

Case Study: AWS re:invent 2023 featured a lab session on building out serverless architecture which utilized SNS, SQS, and Lambda. I found this lab particularly helpful because it helped me design a solution for a problem where data was being throttled through a single chokepoint. In this case, a large batch of data was being […]

Data Engineering Methodology: From requirements to hand-off

Introduction Joining or starting data projects in large enterprise environments with many stakeholders can be stressful, not to mention a technical implementation nightmare. When the primary stakeholders can’t (or won’t) give the project team clear requirements, the onus falls to the technical implementation team to create order from the chaos and organize the delivery team […]

Remote Development in Sagemaker Studio with VS Code

Disclaimer about Changes to Sagemaker Studio As of Nov. 30 2023, there have been major changes to Sagemaker Studio. Existing customers of Sagemaker Studio will get the default experience now called Sagemaker Studio Classic — this is the Studio experience this article was written for. New Sagemaker Studio customers (and existing customers that choose to […]

The Data Journey

Many organizations share similar challenges with growing their operational capabilities with data. I have given several talks on data lake design and avoiding the “swampiness” of your data lake, invariably there are various pockets of mess or a “junk drawer” where people hide little bits of critical information. A complex data environment with myriad source […]