Fernando Castellanos

I build solutions with React, and AWS. Helping businesses scale with technology. Indie Hacker & freelancer.

[Fernando Castellanos @fernandcb96]

Check out this page! https://t.co/3mOYhI3pJp

[Fernando Castellanos @fernandcb96]

Check out this page! https://t.co/EVzGpLWZvl

[Fernando Castellanos @fernandcb96]

I’ve been learning how to create Roblox experiences 🎮
So I made my first one — a cozy coffee shop where you can chill, chat, and enjoy some relaxing vibes ☕✨
It’s simple, but made with love 💛
👉 https://t.co/yxLn7mEKR7 #Roblox #IndieDev #RobloxDev #CoffeeVibes

[Fernando Castellanos @fernandcb96]

🃏 Just released: Brisca Local Multiplayer for Android!
Enjoy the classic Spanish card game with friends — no internet needed, just one device 🤝📱
Download it now for free on https://t.co/sbnPYIVAlN 👇
https://t.co/AxjBNVjg16
#IndieDev #GodotEngine #CardGame #itchio

[Fernando Castellanos @fernandcb96]

We're celebrating everything new with @appwrite from May 19 - 23. Come join us and see what's in store. Get your ticket 🗓️ https://t.co/IS7h4VDlOf

[Jose @AmonBetankore]

I just published Install Neovim on Debian-based https://t.co/RCZeNPZDCY

[Fernando Castellanos @fernandcb96]

Good news

[Devin Desktop @devindesktop]

We’ve removed flow action credits. In fact, we’ve fully revamped our pricing structure with 1 goal in mind: simplicity.

And, we’re extending free GPT 4.1 and o4-mini for another week.

Listen to the full announcement below.

[Fernando Castellanos @fernandcb96]

Today, I experimented with integrating real-time data updates in my React application using WebSockets, and it feels like adding a whole new dimension to user interactions. Can't wait to see how users respond!

[Fernando Castellanos @fernandcb96]

Today, I took a deep dive into microservices architecture with my https://t.co/lYCdc7yoyk projects. Breaking down functionalities into smaller services is a game-changer for scalability and maintainability. Excited to see how this approach transforms my development process!

[Fernando Castellanos @fernandcb96]

Today, I spent time enhancing the security protocols in my https://t.co/lYCdc7yoyk application. It's amazing how a few adjustments can significantly safeguard user data while ensuring a smooth experience. Always on the lookout for better ways to protect what matters!

[Fernando Castellanos @fernandcb96]

Today was all about diving into the intricacies of serverless architecture on AWS; discovering how it can optimize both deployment and scaling has me excited for future projects and the possibilities ahead!

[Fernando Castellanos @fernandcb96]

Today, I tackled the challenges of cross-origin resource sharing in my React app; understanding the nuances really opens up possibilities for better integrations. Each hurdle is a chance to learn!

[Fernando Castellanos @fernandcb96]

Spent the day analyzing user feedback from my React app; it's insightful to see how real users interact with features. Making adjustments based on their experiences is crucial for delivering true value!

[Fernando Castellanos @fernandcb96]

Finally implemented a sophisticated caching strategy in my https://t.co/lYCdc7yoyk service today. It's fascinating how much faster the response times are now—performance improvements like these keep my passion for coding alive!

[Fernando Castellanos @fernandcb96]

Today, I encountered a unique challenge while scaling an application on AWS; optimizing performance under load is always a thrilling puzzle to solve. Excited to see how far I can push it!

[Fernando Castellanos @fernandcb96]

Today was all about fine-tuning user interface components in my React app. It's amazing how small design adjustments can elevate the overall experience. Can't wait to gather feedback from users!

[Fernando Castellanos @fernandcb96]

Had a fascinating day experimenting with containerization for my https://t.co/lYCdc7yoyk applications using AWS. It’s like giving my projects a high-octane boost! Excited to see how it streamlines deployment.

[Fernando Castellanos @fernandcb96]

Today, I explored advanced authentication strategies for my https://t.co/lYCdc7yoyk applications, finding new ways to enhance security while maintaining user convenience. Always striving for that perfect blend!

[Fernando Castellanos @fernandcb96]

Today I faced a challenge integrating an external API into my React app, but after some research and trial and error, I found a clean solution! It’s moments like these that remind me why I love coding.

[Fernando Castellanos @fernandcb96]

Today I faced a challenge integrating an external API into my React app, but after some research and trial and error, I found a clean solution! It’s moments like these that remind me why I love coding.