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.
LadyLey
A SEO optimized website for a cosmiatran professional
Lic. Mariana Jara
A SEO optimized website for a psycology professional
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.
How to stop "using" git and start Working with with
Comming soon
How to speed you development process with git worktrees
Commin Soon