Web development

full stack

Technical trainings

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I am Julien Salinas, freelance web developer .
Understanding and understandable, I am trying to make simple the complicated world of the web
I specialize in Python/Django but open to any type of project.
I am training people about web development as well (Soupeo is an official training structure).

Insight of my skills

  • Python
  • Django
  • Electronic payment
  • On-line wallet
  • RESTful web services
  • PHP
  • Java
  • Database design
  • PostgreSQL
  • MySQL
  • SQLite
  • HTML
  • CSS
  • Javascript
  • JQuery
  • Ajax
  • Web scraping
  • Beautifulsoup
  • Celery
  • Business intelligence
  • Unix/Linux
  • Ubuntu
  • Search engine optimization (SEO)
  • Inbound marketing
  • Growth hacking
  • ...

Some achievements

My customers have various needs.
I am needed sometimes
in order to build functional specifications,
or often for web dev projects,
but also for training people about the web.

Developed the peer-to-peer lending website

Full development of the platform enabling students to borrow money from peers willing to support education. The loan can be with or without interest rate from friends, family, alumni, or any supportive lender. Technologies used : Python/Django and RESTful API (backend), HTML/CSS/Javascript/JQuery/JQplot/Datatables (frontend), heavy use of the Python Numpy library for financial maths, and S-Money payment API integration for on-line wallet and money transfers.

Database training

Introduction and advanced database trainings for Campus Numérique In the Alps , part of Digital Grenoble

Web scraper design

Built a scraping system for Leadbiz company in order to extract data from several crowdfunding platforms. Main technologies used: Python, Beautifulsoup for parsing, and Celery for asynchronous tasks. Main challenge: build a flexible architecture able to adapt to the frequent evolution of the scraped platforms.

Financial application development

Created a web application dedicated to tax optimization for real estate investments, for Perl company. Goal of the app: being able to decide in which real estate product to invest, and how much, in order to minimize personal taxes. Results are presented nicely thanks several explanatory graphs. Main technologies used: Python/Django for backend, Numpy for financial maths, HTML/CSS/Javascript/Jquery for frontend, JQplot for charts. Main challenge: help the customer clarify his needs.

CRM development

Developed a simple customer relationship management and orders management tool for LAO company. The application enabled new customers registration, link orders to customers, and track those orders. Main technologies used: PHP and HTML/CSS/Javascript/Jquery. Main challenge: make a simple but efficient tool due to a limited budget.

Python/Django training

Trained developers from Isitec company to Python and Django framework in order to build a website.

Real estate scraping development

Developed a platform providing users with a scraping robot gathering the very last real estate offers from several popular French websites like Leboncoin and Seloger. Then the users are informed by email. Technologies used: Python/Django for backend, HTML/CSS/Javascript/Jquery for frontend, Celery for asynchronous tasks, JQplot for charts. Main challenge: build a strong robot able to bypass protections.

More examples

How it works

I am open-minded and ok to discuss any needs.
If your need is not mature yet, I would be glad to talk about it with you anyway
and advise you about strategic choices (Which technology use ? Which budget to allocate to your dev project ? Which development time to anticipate ?

1. Definition

Contact me
in order to share
your needs
or questions

2. Study

I am giving you a feedback
with a first analysis level
in order to say how
we can work together

3. Development

We work closely
on the functional specifications
and then I am launching the development
project while paying close
attention to your feedbacks

Want to contact me ? Please send me an email: