@pixperk

Yashaswi Kumar Mishra

@pixperk

Backend dev. Writing deep dives while quietly rebuilding the wheel.

BengaluruJoined April 2025

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Yashaswi Kumar Mishra's blogs

Coreloopcoreloop.hashnode.dev9 posts

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Recently published

YKYashaswi Kumar Mishracoreloop.hashnode.devFeb 23 · 21 min read

I Implemented Amazon's Dynamo Paper in Go

I started rereading the papers I skimmed last year, and this time the Dynamo paper hit different. Not because the ideas are new, but because I finally understood why every design decision exists. So I

YKYashaswi Kumar Mishracoreloop.hashnode.devDec 28, 2025 · 13 min read

Creating a Go-Based Distributed Lock Service Using Raft

Yes, sometimes the payments processing cron job can run twice. In the same batch and for the same customer. Unfortunately, the customer would be charged twice. How did this happen? Two instances of the same server ran the cron job twice. “But we did ...

YKYashaswi Kumar Mishracoreloop.hashnode.devNov 30, 2025 · 11 min read

Writes done Right : Atomicity and Idempotency with Redis, Lua, and Go

Life would have been easy if the world were filled with monolithic functions. Simple functions that execute once, and if they crash, we could try again. But we build distributed systems and life isn’t that easy (but it is fun). A classic scenario is ...

YKYashaswi Kumar Mishracoreloop.hashnode.devJul 31, 2025 · 7 min read

Rust Iterators : DeSugarified

No beating around the bush, we will be jumping straight in it. The Iterator Trait In Rust, an iterator is basically a type that knows how to yield items one at a time. We will take the example of a vending machine and its items (like snacks) to under...

YKYashaswi Kumar Mishracoreloop.hashnode.devJul 18, 2025 · 34 min read

The Fault-Tolerant Job Queue You’ll Actually Understand – in Go

Async job queues are the quiet workhorses behind a lot of the stuff you take for granted, sending emails, processing payments, resizing images, crunching analytics. Basically, any task that doesn’t need to happen right now but still needs to get done...

Yashaswi Kumar Mishra

About

Available for

Yashaswi Kumar Mishra's blogs

Recently published

I Implemented Amazon's Dynamo Paper in Go

Creating a Go-Based Distributed Lock Service Using Raft

Writes done Right : Atomicity and Idempotency with Redis, Lua, and Go

Rust Iterators : DeSugarified

The Fault-Tolerant Job Queue You’ll Actually Understand – in Go

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Yashaswi Kumar Mishra

About

Available for

Yashaswi Kumar Mishra's blogs

Recently published

I Implemented Amazon's Dynamo Paper in Go

Creating a Go-Based Distributed Lock Service Using Raft

Writes done Right : Atomicity and Idempotency with Redis, Lua, and Go

Rust Iterators : DeSugarified

The Fault-Tolerant Job Queue You’ll Actually Understand – in Go