SPEC SHEET — DEVELOPER · BACK END

Freelance back-end developer in Tunisia

The invisible part that keeps your site running.

16 years of server-side development: API design, architecture, business logic, integrations (online payment, CRM, ERP), servers, security and performance, for businesses in Tunisia and agencies in Europe and North America.

  • Reply within 24h
  • Milestone payments
  • Fixed price or hourly
100% recommended · 7 Facebook reviews →
LanguagePHP 8
FrameworksLaravel · Symfony
DataMySQL · MariaDB
Experience16 years
ModeFreelance · subcontracting
01 — SERVICES

Back end: what I offer

CLIENTS IN TUNISIA

Direct project

  • REST API for your site, mobile app or partners
  • Custom business logic: quotes, orders, stock, invoicing
  • Online payment and third-party service integration
  • Hosting, deployment and server administration
AGENCIES IN EUROPE & NORTH AMERICA

Subcontracting

  • Back-end capacity for your PHP projects
  • API design and documentation
  • Performance and query optimization
  • Legacy code takeover and fixes
How I work with agencies →
02 — APPROACH

A solid back end that is easy to evolve

The back end is everything visitors do not see: data, business rules, payments, emails, permissions. When it is well designed, the site stays fast, secure and easy to evolve.

I design clear APIs, well-structured databases and organized code, then handle deployment and production follow-up, as with the server administration of Baity.tn. For the language itself (legacy code, PHP 8), see the PHP developer page.

API
Clear endpoints, validation, documentation.
SECURITY
Authentication, permissions, protected data.
PRODUCTION
Deployment, backups, monitoring.
Technical drawing: code example Back end
03 — STACK

Back end: tools I use

LANGUAGE
  • PHP 8
  • OOP · PSR
  • Composer
FRAMEWORKS
  • Laravel
  • Symfony
DATA
  • MySQL · MariaDB
  • Eloquent · Doctrine
SERVERS
  • VPS hosting
  • Docker
  • Cloudflare

J’avais un Probleme avec l’installation du module de paiement clic to pay, j’ai eu face @ plusieurs developpeurs, celui ci est le meilleur.
Merci bcp

Dali K. — Facebook review
04 — WORK

Back end: completed projects

01
Website preview: Baity.tn
Baity.tn
Development and server administration for the baity.tn e-commerce store.
PrestaShop · Oxahost
baity.tn
02
Website preview: Plateforme nutrition et prix (Canada)
Plateforme nutrition et prix (Canada)
Platform tracking the price and nutritional value of a food basket for public health organizations in Canada: in-store price surveys, nutrition calculations, statistics and exports. Anonymized client project.
Symfony 6 · API Platform
05 — FAQ

Back end: your questions

What is the difference between back end and front end?

The front end is what visitors see and use in their browser; the back end is the server side that handles data, business rules, payments and security. I work on both, which makes them communicate smoothly.

Can you connect my site to an external service?

Yes: online payment, carriers, CRM, ERP, email marketing or AI APIs, through their APIs or webhooks.

My application is slow, can you optimize it?

Yes. I first measure where time is lost (SQL queries, code, server), then fix what has the most impact first.

How do I get a quote?

Message me on WhatsApp or by email with a few lines about your project: I reply within 24h with the next steps and a clear, detailed quote.

06 — CONTACT

Have a project in mind?

Reach out on WhatsApp or by email with a few lines about what you need — I reply within 24h with next steps.

Personne professionnelle à recommander sans hésitation

Malek B. — Facebook review
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