@lokesh19

Lokesh Naga Sai Darla

@lokesh19Joined August 2023

Final year Undergrad CSE student | SDE Intern @Juspay | Ex-@Google

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Lokesh Naga Sai Darla's blogs

Lokesh Naga Sai Darla's Bloglokeshdarla.hashnode.dev3 posts

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LNLokesh Naga Sai Darlalokeshdarla.hashnode.devDec 23, 2025 · 5 min read

Postman Is Not a Scratchpad

Postman is not a scratchpad. If you treat it like one, your API testing will never scale. Most teams open Postman to hit an endpoint, check the response, and move on. Requests are named randomly, URLs are hardcoded, tokens are pasted by hand, and the...

LNLokesh Naga Sai Darlalokeshdarla.hashnode.devDec 20, 2025 · 2 min read

Redis Isn’t Dirty - Your Read Replica Is

You deploy a write.You clear Redis.The very next read still returns old data. So you do what everyone does: blame Redis. Except Redis did exactly what you asked it to do. The real bug is small and far more common in production systems: your read repl...

LNLokesh Naga Sai Darlalokeshdarla.hashnode.devSep 18, 2025 · 3 min read

Understanding TOTP (Time-based One-Time Passwords): The Backbone of Modern 2FA

In a world where security threats are constantly evolving, protecting user accounts is no longer optional — it’s essential. One of the most effective and user-friendly ways to secure applications is by adding Two-Factor Authentication (2FA), and at t...

Lokesh Naga Sai Darla

About

Available for

Lokesh Naga Sai Darla's blogs

Recently published

Postman Is Not a Scratchpad

Redis Isn’t Dirty - Your Read Replica Is

Understanding TOTP (Time-based One-Time Passwords): The Backbone of Modern 2FA

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Lokesh Naga Sai Darla

About

Available for

Lokesh Naga Sai Darla's blogs

Recently published

Postman Is Not a Scratchpad

Redis Isn’t Dirty - Your Read Replica Is

Understanding TOTP (Time-based One-Time Passwords): The Backbone of Modern 2FA