// principal_engineer

15+ YRS

Stuart Blackler — Principal Engineer specialising in .NET, AWS, and Cloud Architecture

BUILDS IN PUBLIC/SHIPS TO PROD

Deep dives into .NET, AWS, DevOps & Cloud Architecture

Previously CTO @ Illuvium, Principal Engineer @ Checkout.com

15+ years|CTO / Principal

// things_i_work_with

///.NET///C#///AWS///KUBERNETES///DOCKER///TERRAFORM///GITHUB ACTIONS///POSTGRESQL///REDIS///BLAZOR///ASP.NET CORE///LAMBDA///ECS///S3///CLOUDFORMATION

///.NET///C#///AWS///KUBERNETES///DOCKER///TERRAFORM///GITHUB ACTIONS///POSTGRESQL///REDIS///BLAZOR///ASP.NET CORE///LAMBDA///ECS///S3///CLOUDFORMATION

///.NET///C#///AWS///KUBERNETES///DOCKER///TERRAFORM///GITHUB ACTIONS///POSTGRESQL///REDIS///BLAZOR///ASP.NET CORE///LAMBDA///ECS///S3///CLOUDFORMATION

///.NET///C#///AWS///KUBERNETES///DOCKER///TERRAFORM///GITHUB ACTIONS///POSTGRESQL///REDIS///BLAZOR///ASP.NET CORE///LAMBDA///ECS///S3///CLOUDFORMATION

///OPENTELEMETRY///DEVOPS///MICROSERVICES///CI/CD///GRAFANA///EVENT SOURCING///DDD///CQRS///gRPC///AZURE///RABBITMQ///KAFKA///PROMETHEUS///HELM///ISTIO

///OPENTELEMETRY///DEVOPS///MICROSERVICES///CI/CD///GRAFANA///EVENT SOURCING///DDD///CQRS///gRPC///AZURE///RABBITMQ///KAFKA///PROMETHEUS///HELM///ISTIO

///OPENTELEMETRY///DEVOPS///MICROSERVICES///CI/CD///GRAFANA///EVENT SOURCING///DDD///CQRS///gRPC///AZURE///RABBITMQ///KAFKA///PROMETHEUS///HELM///ISTIO

///OPENTELEMETRY///DEVOPS///MICROSERVICES///CI/CD///GRAFANA///EVENT SOURCING///DDD///CQRS///gRPC///AZURE///RABBITMQ///KAFKA///PROMETHEUS///HELM///ISTIO

// things_i_write_about

Latest Thoughts

Building a High-Performance .NET AWS SDK

Explore 17 .NET performance techniques used in Goa, an open-source AWS SDK. From stackalloc to source generators with real benchmarks and code examples.

Deploying Next.js 15 Static Export to Cloudflare Workers with OpenTofu

Step-by-step guide to deploying a Next.js 15 static export to Cloudflare Workers using OpenTofu for infrastructure, GitHub Actions for CI/CD, and custom worker middleware for security headers, redirects, and legacy domain handling.

architecturecloudflare

How to Enable Engineering Teams to Share Knowledge

Practical strategies for building a knowledge-sharing culture in engineering teams, from structured lunch-and-learns to lightning talks.

engineeringleadership

Lessons learnt after interviewing over 300 engineers

Three key lessons from interviewing over 300 engineers: conciseness, preparation, and clarity, with exercises to improve your interview skills.

Using The Factory Design Pattern in .NET

Learn how to implement the Factory and Abstract Factory design patterns in C#/.NET with real-world examples for flexible object creation.

Using The Decorator Design Pattern in .NET

Learn how to implement the Decorator design pattern in C#/.NET to add behaviours dynamically, with examples using both manual and DI approaches.

// things_i_open_source

Latest Open Source

goa

A set of modern & performance AWS packages

SerializationBenchmarks

Benchmarking .NET Serialization Performance

dotnet-skills

Agent Skills for .NET development

claude

Personal Claude Code configuration: agents, commands, skills, and global settings

opentofu-aws-lambda

OpenTofu modules for AWS infrastructure

// things_i_build

Latest Projects

Haus

Haus is an AI-powered household management app. Organise tasks, shopping and weekly planning with natural language for families and shared living.

// things_i_know

Deep Dive by Topic

Architecture & Patterns

Design patterns, distributed systems, and system design

Browse articles

Cloud & AWS

Cloud infrastructure, serverless, and AWS best practices

Browse articles

.NET & C#

Deep dives into C#, ASP.NET Core, and the .NET ecosystem

Browse articles

Engineering & DevOps

CI/CD, infrastructure as code, and operational excellence

Browse articles

// previously_at

Illuvium

CTO2024 - 25

Checkout.com

Principal Engineer2019 - 22

ClearBank

Lead Architect2017 - 18

GfK

Senior Engineer2015 - 17

// available_for

Advisory & Leadership Roles

Available for technical advisory, fractional CTO, and NED roles. 15+ years shipping production systems in fintech, Web3, and enterprise.