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DevOpsChatapp12:08New role: Data Center Design Lead at a cloud provider
New role: Staff Infrastructure Engineer at a fintech
New role: Senior DevOps Engineer, Observability at an open source startup3 replies
New role: Senior Software Engineer, Internal Tooling at a SaaS company

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The ideas, deep dives and field notes worth your time. Curated from across DevOps.

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DuckDB has an answer to “bloated” database messages

DuckDB's new Quack protocol streams query results as columnar batches over HTTP, avoiding the repeated overhead that makes older database protocols heavy. It shipped in the DuckDB 2.0.0 LTS release.

Databases · 8h ago · 4 min read AI & MLOps

Claude Fable 5.2 vs. Opus 5.5: Same scores at almost 4x the cost

A hands-on test of Anthropic's Claude Fable 5.2 against Opus 5.5 on coding, bug-fixing, and incident-investigation tasks, comparing scores, tokens, cost, and time.

AI & MLOps · 8h ago · 6 min read Cloud

AWS Emulator proves agents need a verification loop. Realism is the hard part.

AWS released a local emulator of its cloud services for coding agents, and its creator argues the real challenge is making agent feedback loops realistic. The piece explains why mocks and emulators fall short for a team's own internal systems.

Cloud · 1d ago · 9 min read Security

Claude Fable 5.2 vs. Fable 5.1: Fewer refusals, with small savings on the login fix

A hands-on comparison of Anthropic's Fable 5.2 and 5.1 on three developer tasks, where Fable 5.1 refused ordinary security and webhook work while both models tied on a login repair job.

Security · 1d ago · 7 min read

CompareAWS vs AzureAWS and Azure cover the same core services; the choice usually turns on your existing identity and licensing setup and which tooling your team already knows.

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