Thoughts
& Builds
0
Sudeep Nag Vemulapati
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Journal / Selected Writing — 04

Thoughts & Builds

Notes from building DevSecOps tools, open-source projects, and production engineering systems — written up as I go.

01

Perflex: A Profiler That Tells You Which Function to Fix

The tools I use every day are good at telling me a page is slow and bad at telling me what to change. So I built one that watches the page while you use it and names the function that held the main thread.

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02

No Token, No Paste: Curlew, an API Client That Borrows Your Browser Session

Fifteen years of copying bearer tokens out of devtools and pasting them into Postman. The browser was already logged in the whole time — so I moved the API client into it.

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03

Distributed Systems — A Visual Explainer

CAP theorem, consensus, replication, network partitions, observability, service mesh, consistent hashing — taught through live 3D graphics that change as you scroll.

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04
CredVigil secrets scanner banner

369 Rules, Zero Trust: CredVigil, a Secrets Scanner in Go

API keys in test scripts, DB strings in configs, tokens in pipelines — everywhere. So I built a secrets scanner with triple-signal detection and a zero-trust pipeline that never stores raw credentials.

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