Javier Fernandez
Software Developer
Software Developer with 4+ years of experience building scalable and efficient web applications.
I focus on backend development, frontend development, SEO and performance optimization. I enjoy solving complex problems with clean code, maintainable code. Passionate about delivering high-impact solutions that support long-term growth.
Some of my skills
Web Development
Responsive Design
Python
Django
Django Rest Framework
NextJS
React
TailwindCSS
Docker
Flutter
MySQL
Postgres
SQL
Git
Explore My Work
A collection of my latest projects and designs.
LAYLA COSMIATRA
A SEO optimized website for a cosmiatran professional
Lic. Mariana Jara
A SEO optimized website for a psycology professional
Chess tournament management app
A full stack Django + NextJS app for chess tournament management
Panceta Rose Theme - VSCode/Cursor Theme
Panceta Rose Theme is relaxing and soft but it makes you feel inside your own world
A collection of useful code snippets and examples
How to make a bash script run by command alias
🧠Quick Guide: Convert Bash Script to Alias
1. Make Script Executable
chmod +x ~/scripts/myscript.sh
2. Add Alias to Shell Config
Edit your shell config file (~/.bashrc, ~/.zshrc, etc.):
alias myalias="~/scripts/myscript.sh"
3. Apply Changes
source ~/.bashrc # or ~/.zshrc
4. Use It!
Now run:
myalias
🧪 Django – Run Tests for a Specific App
4. 🧪 Django – Run Tests for a Specific App
To test only one app (e.g., blog), run:
python manage.py test blog
You can also run a specific test case or method:
python manage.py test blog.tests.MyTestCase
python manage.py test blog.tests.MyTestCase.test_example
✅ Speeds up testing by skipping unrelated apps.