Greetings,

I'm an AWS Solutions Architect and Go Software Developer. I focus on designing & developing software that leverages Lambda technology to deliver cost effective and stable solutions. My daily work project has been featured on the AWS public sector blog : Breaking down patient data silos in UK healthcare with serverless cloud technology.

This is my personal site; therefore, this site's content is not endorsed by my employer, government, or dog.

Applications

Medical Image Acquisition Application
ATNA Audit Vault – A cloud native ATNA & Syslog storage engine.
Tools – Free command-line tools that follow the Unix mantra of doing one job and doing it well.

I provide technical advise to FoxGate Software

Technical Articles

Health Informatics

Convert RTF Radiology reports to plain text to increase interoperability – Chaining Linux commands together to convert RTF files to plain text reports increasing the number of devices that are capable of consuming the content.
Using SQLite to find patient IDs present in one table yet missing from another table – Using SQLite to automate the verification of two patient cohorts.
Extracting Covid-19 Vaccination Records – Writing an API to extract Covid-19 vaccination records from a medications HTML table.
onscan.js, build a barcode web scanning application – Using onscan.js to create a SPA (Single Page Application) to barcode receipt / reject laboratory Covid19 samples at scale.

Amazon Web Services

Creating a serverless video transcoding Lambda function using Go – How-to create a cost effective video transcoding function on top of S3. This function converts Apple’s MOV movie files to the international standard MP4 format.
SQLite on AWS EFS with Lambda functions – Can SQLite be used on AWS EFS (Elastic File System) with Lambda functions to create a serverless database/application.
Provisioning an AWS PostgreSQL Aurora RDS Cluster with Babelfish – Migrating SQL Server databases to AWS and switching to the open source PostgreSQL database with little change to your application.
Amazon OpenSearch – Notes on using Amazon’s OpenSearch the distributed search and analytics suite derived from Elasticsearch.
Amazon Inspector – Notes on using Amazon Inspector to automatically report software vulnerabilities within your compute workloads.

Go Programming

Comparison of Go data compression implementations – A comparison of the different data compression algorithms (gzip, zstandard, brotli ) and which performs the best on XML files.
Go - Developing an mTLS HTTP Client – Develop a mutual TLS HTTP client to secure API endpoints.
Go - Recompiling Lambda Functions for the ARM/Graviton Architecture – How to switch your Go Lambda Functions from x86 to the ARM Graviton2 processor and benefit from a 34% price reduction.
Go Graphics - Designing Book Covers Programmatically With Golang.
Creating a serverless video transcoding Lambda function using Go.
Go - Compiling code in a Docker image – Using a docker image to compile your Go code with the latest version of Go.
Grokking Go – code snippets that I’ve found useful in the development of the GoLang applications that I build.
Writing a Windows Service in Go – Writing and installing a Windows Service using the Golang programming language.

SQLite

Using SQLite to find patient IDs present in one table yet missing from another table – Using SQLite to automate the verification of two patient cohorts.
Using SQLite to generate documentation – Using SQLite to automate the creation of different documents from the same data set.
Using SQLite on AWS EFS for a Serverless Database/Application

MySQL

Using MySQL’s full-text search to find a document needle in an audit haystack – creating an SQL query to interrogate a full-text index.

Frontend

HLS Video Streaming with MP4 Legacy Fallback – How to host and stream HLS video within your web site/application.
Responsive HTML Tables using Flex with minimal CSS – How I’m making a table heavy web application mobile responsive using Flex and minimal CSS.
Implementing a Dark Theme for your web site using CSS Media Queries – Support your users preference to use a dark theme by implementing a dark theme colour scheme using CSS Media Queries.
Frontend Tips & Tools – A collection of HTML, CSS and JavaScript tips & tools that I use to enhance my web applications frontend.
Using session.Storage with JavaScript – Improving the perceived performance of your web applications by caching expensive AJAX results into session.Storage.

Miscellaneous

Github Actions - Workflow Patterns – Pipelines for Cross Compiling Go programs. Deploying AWS Infrastructure with Terraform and more.
Generating a CSR for a multi-domain SAN certificate – A Using openssl to generate a certificate signing request for a multi domain SAN (Subject Alternative Names) certificate.
HTTP Security Headers a Caddy Web Server Configuration – A Caddy Web Server configuration example which uses all the best practices for HTTP Security Headers.
Automatically generate video thumbnails using ffmpeg – How to use ffmpeg and the thumbnail filter to automatically generate a thumbnail for your videos.
Ubuntu Unleashed – My minimalist Ubuntu software development machine set-up.
Side projects, I’ve had a few – A retrospective look back on some of the side-projects I’ve worked on throughout my career.