notes from the field
Making cloud run itself,
one agent at a time.
Hands-on writing on agentic infrastructure, MCP, and reliability — from someone shipping it in production at a Fortune-500 aviation platform, not theorizing about it. By Ajin Baby.
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Latest field notes
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How CDNs Actually Work: Edge Caching, TTLs, and the Invalidation Problem
A CDN is a globe-spanning cache in front of your origin. The wins are latency and offload; the hard parts are cache keys, TTLs, and knowing when to invalidate.
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OAuth, OIDC, and JWT: Who Are You, and What Are You Allowed to Do?
Three terms people use interchangeably and shouldn't: OAuth delegates access, OIDC proves identity, JWT is the token format. Mixing them up causes real bugs.
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Raft: How a Cluster of Machines Agrees on a Single Truth
Consensus sounds academic until etcd loses quorum and your cluster freezes. Raft explained: leader election, log replication, and why majorities are the trick.
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Who's writing this
Ajin Baby — 15 years making cloud platforms reliable, 2x founder before that. Azure AI Engineer, Neo4j Certified, IEEE member. More about me →