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Notes from the workbench
everything I'm learning about modern .NET.
Tutorials, deep-dives, and field notes on .NET, ASP.NET Core, EF Core, AWS, Docker, and the architecture that holds up in production. Written when I've shipped something or learned something worth sharing.
139 articles · browse by category
P05 Of 12 pages
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dotnet awsS3 Versioning in .NET - Protect Against Accidental Deletes and Recover Any File Version
Learn how to enable S3 versioning, list previous versions, restore deleted files, and permanently delete versions using .NET. Build a minimal API that gives you complete control over your S3 object history.
Dec 30, 2025 · 11 min read 12.2K views → -
dotnet awsAWS Lambda SnapStart for .NET – Cut Cold Starts Significantly
Stop losing users to Lambda cold starts. Learn how to enable SnapStart for .NET functions, use runtime hooks for optimization, and see real benchmark data showing 58-94% faster cold starts.
Dec 29, 2025 · 11 min read 37.2K views → -
dotnet awsAutomate RDS Credential Rotation with AWS Secrets Manager for .NET - Zero Downtime Security
Learn how to automatically rotate your RDS database credentials using AWS Secrets Manager and consume them in your ASP.NET Core applications with zero downtime. Part 2 of the Secrets Manager series.
Dec 26, 2025 · 17 min read 34.4K views → -
aws dotnetLocalStack for .NET Developers – Run AWS Services Locally for Free
Stop burning AWS credits during development. Learn how to run S3, DynamoDB, and SQS locally with LocalStack, wire them into your .NET applications with simple config switches, and integrate LocalStack into CI for cost-free integration tests.
Dec 26, 2025 · 13 min read 43.5K views → -
dotnet awsAWS Systems Manager Parameter Store for .NET Developers – Free Configuration Management
Learn how to use AWS Systems Manager Parameter Store with ASP.NET Core for managing application configurations. A free-tier alternative to Secrets Manager with full IConfiguration integration, hierarchical parameters, and SecureString encryption.
Dec 23, 2025 · 10 min read 52.6K views → -
dotnet awsAWS S3 Presigned URLs for .NET – Secure File Uploads & Downloads Without Exposing Your Bucket
Learn how to generate AWS S3 presigned URLs in .NET for secure, time-limited file uploads and downloads. Enable direct browser uploads, bypass your server, and keep your S3 bucket private.
Dec 23, 2025 · 16 min read 35.7K views → -
dotnet awsS3 Object Lifecycle Policies with .NET - Automate Storage Management & Cost Optimization
Learn how to automate S3 storage management using lifecycle policies in .NET. Build a Blazor WASM app to upload files, view bucket contents with storage class info, and manage lifecycle rules programmatically using predefined templates.
Dec 23, 2025 · 30 min read 46K views → -
aws dotnetDynamoDB UpdateItem vs PutItem Explained for .NET Developers (With Code)
Learn when to use PutItem vs UpdateItem in DynamoDB from .NET 10. Build a minimal API that upserts inventory, runs partial updates with conditions, and handles errors gracefully-all with AWS Console and Visual Studio 2026.
Dec 2, 2025 · 11 min read 42.5K views → -
aws dotnetPKCE Authentication in Blazor WebAssembly and .NET Web API with Amazon Cognito (Step-by-Step)
Secure a Blazor WebAssembly client and a .NET 10 API with Amazon Cognito using the OAuth 2.1 authorization code flow with PKCE and refresh tokens, configured entirely in the AWS console.
Nov 30, 2025 · 28 min read 55.7K views → -
aws terraform +1FanOut Pattern with SNS and SQS for .NET Developers
Build a simple fan-out pipeline on AWS with SNS and SQS using Terraform and .NET 10 - one orders API publishes events, and two consumers process them independently.
Nov 27, 2025 · 16 min read 11.1K views → -
terraform aws +1Terraform Modules for AWS: A Practical Guide for .NET Developers
Learn a simple, repeatable way to structure and build Terraform modules on AWS so your .NET services stay consistent, secure, and easy to reuse.
Nov 25, 2025 · 14 min read 32.2K views → -
dotnet awsLocal DynamoDB Development with .NET Aspire and .NET 10 Minimal APIs (No AWS Account Required)
In this hands-on guide, we'll use .NET Aspire 13, DynamoDB Local, and .NET 10 minimal APIs to build a full CRUD Web API against DynamoDB - without ever touching an AWS account. Then we'll see how to flip a small configuration switch to point the same code to real DynamoDB in AWS.
Nov 24, 2025 · 15 min read 30.1K views →