A deep dive into systems design under extreme constraints.
NanoCore
A meticulously crafted 8-bit CPU emulator written in Rust. Designed with extreme minimalism, operating within a strict 256-byte memory space.
- 40+ Instructions
- 280+ GitHub Stars
- 2-pass Assembler
- Interactive TUI
start:
LDI R0 0 ; Fib(0)
LDI R1 1 ; Fib(1)
LDI R2 7 ; Terms to print
loop:
LDI R4 48 ; ASCII '0' offset
ADD R4 R0 ; Convert to char
PRINT R4 ; Print term
MOV R3 R1 ; Temp = Next
ADD R1 R0 ; Next += Curr
MOV R0 R3 ; Curr = Temp
DEC R2 ; Decrement count
JNZ loop ; Repeat if > 0
end:
HLT ; Stop execution
A performance-focused in-memory datastore built for simplicity and speed.
HyperDB
An in-memory hyper-fast key-value store with an HTTP API. Designed for speed, simplicity, and ease of use.
- 50k+ requests/sec
- In-memory storage
- HTTP API (optional JWT auth)
- Docker ready
- Multi-language clients
// Connect to localhost:8765
const hyper = new HyperDB("http://localhost:8765");
// Store data
await hyper.set("user", "afaan");
// Retrieve data
const val = await hyper.get("user");
Preserving culture through code — the first language that thinks in کٲشُر (Koshur).
Koshur
An interpreted programming language with syntax inspired by Koshur (Kashmiri). Includes a web-based playground to write and run Koshur code directly in the browser.
- Cultural Syntax (Kashmiri)
- Interpreted Language
- Web-based Playground
- JavaScript Backend
Fast, static, heuristic-based. Catch security issues before they reach production. No interpreter required.
lsec
A static analysis security scanner for Laravel applications, written in Rust. Scans for insecure patterns, risky config, exposed secrets, and vulnerable dependencies.
- 61 Security Rules
- 8 Rule Categories
- 3 Output Formats (pretty, JSON, SARIF)
- CI-first Design
- OSV Dependency Scanning
- Confidence Scoring & Baselines
Skills
Security-first cloud systems, backend engineering, and distributed architecture.
Security & Compliance
Architecture & Systems
Languages
Cloud & DevOps
Backend
Databases
Frontend
AI
Integrations & SaaS
Open Source
Building for the community with 0+ open source projects.
Research Projects
Applied research exploring systems, performance, and real-world constraints.
ATVACS
Automated Traffic Volume Classification & Analysis System
Impact on PCU
Effect of Road Surface Conditions on PCU Values
Snow Conditions Increased PCU values by 100-180%
Potholes Caused a 60-100% surge in PCU factors
Courses
Professional training in backend development, security, and system architecture.
Creating an API server in Rust with Actix, SQLx and JWT
Build your own REST API server with the safety and performance of Rust using Actix Web, SQLx and JWT authentication.
Creating an API server in Rust with Rocket, SeaORM and JWT
Build your own REST API server with the safety and performance of Rust using Rocket, SeaORM and JWT authentication.
Creating a REST API server with PHP, Laravel and MySQL
Project-based guide to creating production-ready Laravel REST API servers including authentication, route-model binding, pagination, sorting, searching and more.
Books
Comprehensive guides and handbooks for mastering modern technology.
The Cloud Security Architect's Handbook
Master advanced architectural patterns, automation strategies, and future-proofing techniques for securing cloud environments at scale.
SOC 2 Type II Compliance Guide
A practical guide to achieving and maintaining SOC 2 Type II compliance — covering trust service criteria, audit preparation, evidence collection, and security controls for SaaS platforms.
Udemy Reviews
Sebastian
"This course is highly recommended!"
Utkarsh
"Very good course on Rust Backend Development. Only i feel like instructor volume is little low."
Arief
"for rust programming beginners like me, this course really helped me in learning Rust"
Aliaksei
"I wanted to take a moment to thank you for the excellent course. It provided a clear, structured approach to building REST API services with Rust. I really appreciate the effort you put into it! It is highly recommended to anyone with experience building similar services in other languages who wants to learn Rust and its frameworks."
Paul
"I work with APIs every day and it's important to know how they really work. This was a fantastic class. Great Job!!"
A K M Shafiul
"The way he did the coding step-by-step, i loved the style."
Sebastian
"This course is highly recommended!"
Utkarsh
"Very good course on Rust Backend Development. Only i feel like instructor volume is little low."
Arief
"for rust programming beginners like me, this course really helped me in learning Rust"
Aliaksei
"I wanted to take a moment to thank you for the excellent course. It provided a clear, structured approach to building REST API services with Rust. I really appreciate the effort you put into it! It is highly recommended to anyone with experience building similar services in other languages who wants to learn Rust and its frameworks."
Paul
"I work with APIs every day and it's important to know how they really work. This was a fantastic class. Great Job!!"
A K M Shafiul
"The way he did the coding step-by-step, i loved the style."
Emanuel Dickson
"Correct and precise content"
Otis
"The materials were well presented and easy to follow. It might have helped to have some more detail about the environment setup ahead of the course."
Pedro Victor
"this course is just awesome. It's simple and straight to the point. You can tell it's been put together by someone who really knows what they're talking about. Highly recommend it!"
Alexandria
"This course was really good for someone who has worked with Laravel before but wanted a better understanding of how API's work. It was REALLY fast whenever going through postman which I found really difficult at times. I would slow it down at that point and did to .5x but it didn't do that much. Other than that, thanks!"
Imtiyaz
"The explanation is very clear and suitable for beginners."
Johan Hartono
"This course is very clear understanding for beginners who want to understand the basic of REST API with Laravel. This course does it well. However there is some video slide too fast, but don't worry. The Tutor/Mentor will solved and replied our question very fast for the problem we had faced."
Emanuel Dickson
"Correct and precise content"
Otis
"The materials were well presented and easy to follow. It might have helped to have some more detail about the environment setup ahead of the course."
Pedro Victor
"this course is just awesome. It's simple and straight to the point. You can tell it's been put together by someone who really knows what they're talking about. Highly recommend it!"
Alexandria
"This course was really good for someone who has worked with Laravel before but wanted a better understanding of how API's work. It was REALLY fast whenever going through postman which I found really difficult at times. I would slow it down at that point and did to .5x but it didn't do that much. Other than that, thanks!"
Imtiyaz
"The explanation is very clear and suitable for beginners."
Johan Hartono
"This course is very clear understanding for beginners who want to understand the basic of REST API with Laravel. This course does it well. However there is some video slide too fast, but don't worry. The Tutor/Mentor will solved and replied our question very fast for the problem we had faced."
Apps & Projects
Showcasing secure, scalable, and high-performance applications.
Koshur Online
Webkoshur.afaan.dev
Online playground and documentation for the Koshur programming language.
Open Source Summary
Weboss.afaan.dev
GitHub summary of repositories, languages and organizations.
Parabolic Motion
Webafaan.dev/parabolic-motion
Interactive simulation of projectile motion physics.
Game of Life
Webafaan.dev/game-of-life
Implementation of John Conway's cellular automaton.
FxRate
MobileFree currency exchange rate tracker and converter.
Quick Links
Instant access to documentation, tools, and live projects.
NanoCore Docs
Deep dive into 8-bit CPU architecture emulator.
HyperDB Docs
In-memory hyper-fast key-value store documentation.
Koshur Playground
Write and run Koshur code directly in your browser.
#solid-talk
A simple chatroom built using SolidJS and SocketIO.
Pulse
An experiment in reactivity and state management.
Iron Guard
Inventory system built with Rust, SolidJS and Tailwind.
Books and Games
Curated list of books read and games played.
Secure Message
A simple demo of symmetric encryption.
Regression Demo
Simple linear regression demo using Streamlit.
Lumina
A privacy-friendly, customizable personal spreadsheet.
Abacus
A simple, yet powerful calculator for the web.
Open Source Summary
Building for the community with 150+ open source projects.
Let's Chat!
Have a project idea or just want to say hi? I'd love to hear from you.