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Made with ❤️ by Fanzru

Crafting Experiences at Astabyte 🧑‍💻

I'm Ananda Affan Fattahila

I work as a Golang/Rust & React Ecosystem in the finance world. I write to make things meaningful — solving real problems while keeping them easy to evolve.

Learn HowMore about me

Complex Things
Made Simple

I'm sharing how I approach something and how my mental model affect my learning about a certain topic.

Flexbox

Mental Model to Understand Flexbox

Fetching

Understanding Next.js Data Fetching

And More!

Thoughts and mental models about software development.

Featured Posts

December 22, 2024

Go Performance Optimization: From Basics to Advanced

Learn how to optimize Go applications for maximum performance. Covering profiling, memory management, concurrency optimization, and advanced techniques.

15 min read
1876
golangperformanceoptimizationprofilingadvanced
Go Performance Optimization: From Basics to Advanced
December 22, 2024

Go Interfaces: The Power of Implicit Implementation

Master Go's interface system - from basic interfaces to advanced patterns like type assertions, empty interfaces, and interface composition.

10 min read
2156
golanginterfacespolymorphismadvanceddesign-patterns
Go Interfaces: The Power of Implicit Implementation
December 22, 2024

Go Concurrency: Mastering Goroutines and Channels

Deep dive into Go's powerful concurrency model. Learn how to use goroutines and channels to build efficient, concurrent applications.

12 min read
2890
golangconcurrencygoroutineschannelsadvanced
Go Concurrency: Mastering Goroutines and Channels
See more posts

Featured Projects

A selection of projects that I've worked on.

E = mc²
ℏω = E
Δx·Δp ≥ ℏ/2
Ψ(x,t) = Ae^(i(kx-ωt))
λ = h/p
∇²Ψ
∫|Ψ|²dV = 1
The Design Desk Studio
Open Live Site

The Design Desk Studio

Creative as a service platform for designers and developers to create and sell their designs and products.

Tools:
Next.jsTailwindTypeScriptPostgreSQLDocker+4 more
View Project
E = mc²
ℏω = E
Δx·Δp ≥ ℏ/2
Ψ(x,t) = Ae^(i(kx-ωt))
λ = h/p
∇²Ψ
∫|Ψ|²dV = 1
Kang Technology
Open Live Site

Kang Technology

A brand for distributing technology products PC enterprise for Indonesia Zotac Group.

Tools:
Next.jsTailwindTypeScriptPostgreSQLDocker+4 more
View Project
See more projects
THE YEARLY

Retro

Every year, I share my progress both in career and personal life. Here's last 3 years of them.

3,776 views

The 2024 Retrospective

First Full-Time Year, Solo Travel while Working, Socializing, and more!

✈️
2024
2,863 views

The 2023 Retrospective

Graduation, Tech Writing, First Job, Mentorship, and more!

🎓
2023
3,046 views

The 2022 Retrospective

Surabaya, Covid, Apple Developer Academy, Projects and more

📱
2022

Some good words

💻AS A SOFTWARE ENGINEER

Build website Creative as a Services with Affan was a great experience, make it simple and easy to change is good problem solver, great with UI/UX design and easy to understand

👤
Nino
Full-stack Engineer at Kangtech.com