Aswin Mohan

handcrafted by someone who loves code (mobile, frontend, backend), design and life.

I'm currently looking for contracting oppurtunities in Elixir, Phoenix, LiveView, React and React Native. If you're looking for a kickass product focused full-stack developer and you need something built fast, I'm your guy. We can talk at



A brand new payments app for everyone.


A self-publishing platform for Indie Authors.


A CRM for contact tracing implemented in Pathanamthitta, Kerala.


A minimal Android Launcher to reduce phone use with over 250,000 downloads.

Ultron OS

A bootable Operating System as my high-school project.


A simple interpreted programming language.

All Posts

๐ŸŒŸ๐ŸŒŸ How does UPI work ? A Technical Perspective.

2023-Mar-16 A technical look at how Unified Payments Interface (UPI) works under the hood.

ChatGPT and Prompt Based Development

2023-Mar-03 Since the release of ChatGPT API, there are multiple apps that have up. Unlike other software platforms the core difference here are the prompts. In this post I explore how this changes Software Development.

How to setup Elixir, Phoenix and Postgresql on MacOS M1, M2

2023-Jan-23 Learn how to setup Elixir, Phoenix and Postgres on your m1 based mac. We'll be using Homebrew and ASDF.

First Mile vs Last Mile Advantage of Languages and Frameworks

2022-Dec-09 A rant about how you should not choose frameworks for the initial first-mile advantage, but for the long term advantage they give.

How to Deploy your Phoenix LiveView 1.6 app on Digital Ocean with Docker

2022-Jun-13 Learn how you can deploy your Phoenix and LiveView based Elixir apps on the Digital Ocean App platform with Docker.

๐ŸŒŸ๐ŸŒŸ Page Specific Javascript with Phoenix LiveView and Esbuild

2022-Apr-25 Learn how to split your LiveView Javascript pagewise with esbuild, so your main app.js file stays small and people only download and execute the javascript they require.

Math is a Simulation of Reality

2022-Apr-20 Math is reality, but simulated with symbols on paper. It's a low level language for the physical world, it's representation and manipulation.

Phoenix LiveView in Production

2022-Apr-06 I used Phoenix LiveView in Production for my last startup IndiePaper. This blog post outlines why I used LiveView, issues I came across, the good parts and gotchas to look out for.

๐ŸŒŸ Superfast Webapps using NextJS, Vercel, LiveView and

2022-Jan-14 IndiePaper has a NextJS frontend which proxies requests to the LiveView backend. This means that I can easily edit and serve the marketing pages separtely and make it available even when the main site goes down. This post outlines the setup.

MacOS like Fonts on Manjaro/Arch Linux

2020-Sep-11 Learn how to setup Manjaro/Arch to get MacOS like fonts in the interface and Chrome.

How I Reduced the Size of My React Native App by 86%

2018-Feb-10 How I converted my Expo app to vanilla React Native and reduced it's size from 25MB to 3.5MB.