Software developer & AWS consultant.
Hello. I'm Martin, a software developer and entrepreneur based in Manchester, England.
I'm a co-founder of Si Novi, where we build cloud-native applications and consult on AWS architecture. I also build tools for DynamoDB - including Dynoxide and Nubo.
Latest posts
You can't pin DynamoDB to one region
My DynamoDB conformance suite took one AWS region as ground truth. Then that region started accepting a value the rest of AWS rejected, and weeks later reverted it. AWS ships changes region by region, so one region was never a safe baseline.
Read article →
Dynoxide 0.11.3: closing a Windows port hijack
Issue #23 asked for a Windows socket option investigation. It found the opposite problem: dynoxide's ports could be hijacked by a same-user process. 0.11.3 closes that, and the test suite now runs on Windows for the first time.
Read article →
Dynoxide 0.11.2: a stack of conformance fixes
Last week I pinned what a conditional DynamoDB transaction costs against real AWS. Dynoxide 0.11.2 makes the engine report the same numbers, fixes an UpdateTable bug that dropped your table keys, and closes a stack of projection and validation gaps.
Read article →
What a conditional DynamoDB transaction actually costs
Does a conditional write inside a DynamoDB transaction cost read capacity on top of the write, or is it write all the way down? The docs aren't clear, so I ran it against real DynamoDB and pinned what it costs, re-checked on every run.
Read article →