Assam, IndiaGMT+05:30

Himangshu Saikia

Backend developer and student. I build web APIs, Linux tools, and backend systems in Go, Elixir, C, and Python.

Himangshu Saikia
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About

A little about me, what I work on, and the tools I use daily.

About me

I like building backend systems and learning how Linux, databases, and servers work under the hood.

Backend Dev
Background

18 y/o · CS Student · Developer

Assam, India
Himangshu Saikia
Himangshu Saikia@himonshuuu

Welcome to my website! Feel free to check out my open-source projects.

GitHub Profile
Building

Open Source Projects

I build CLI tools & backend database utilities.

See Projects

Tech Stack & Tools

Daily Setup
LANGUAGES
GoCElixirTypeScriptPython
BACKEND & DATA
FiberFastifyFastAPIPostgreSQLDynamoDBRedisNATSKafkaNode.js
INFRA & CLOUD
LinuxCaddyDockerKubernetesAWS
DAILY SETUP
Arch LinuxZSHVS CodeHyprlandKiCad
// CURRENTLY LEARNING

Embedded systems, microcontrollers, and hardware PCB design with KiCad.

Projects I Built

Open-source tools, system utilities, and backend engines.

FEATURED

ship

A lightweight container engine built from scratch in Go to learn how Docker works under the hood. Uses Linux namespaces & cgroups.

CLI Usage
$ ship run alpine /bin/sh
Go / LinuxContainer Runtime

ns

A simple DNS server written in Go that parses network packets and resolves domain lookups.

Go / UDPDNS Server

waykey

A desktop widget for Linux that displays keypresses in real-time on your status bar.

C / PythonLinux Widget

exstore

Elixir

An in-memory key-value database built in Elixir inspired by Redis. Handles concurrent reads & writes using OTP processes.

In-Memory Storage EngineView Source Code →

Articles & Guides

Simple guides and notes on backend development and Linux systems.

View all (9)
Here's a Subscription, You Build It
October 8, 2026

Here's a Subscription, You Build It

A client told me someone could use AI to build the same thing cheaper. I said here's a subscription, you build it. Why an engineer using AI and a non-technical person using AI produce completely different products.

Idempotency in APIs: Stop Charging Users Twice
September 26, 2026

Idempotency in APIs: Stop Charging Users Twice

Why retries break your API and how a simple idempotency key can save you from double charges, duplicate orders, and angry users.

How GPIO Works on a Microcontroller: From Code to Electrical Signal
September 14, 2026

How GPIO Works on a Microcontroller: From Code to Electrical Signal

A software developer's guide to understanding how GPIO pins work on microcontrollers - how a simple line of code becomes an electrical signal.

Redis vs NATS vs Kafka: Choosing the Right Message Broker
September 12, 2026

Redis vs NATS vs Kafka: Choosing the Right Message Broker

A simple, no-nonsense comparison of Redis, NATS, and Kafka - when to use each one and why.

Read more articles

Commit Graph

-- commits in the last 30 days

-- streak 🔥
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