Freelancer profile translated to English.

Description

Backend / Full Stack Developer specializing in PHP, with 4 years of experience on critical business systems in a non-profit environment with high financial and operational volume.

My role: design, automate, and secure internal platforms for managing sensitive data flows (donations, payments, bank reconciliations, reporting) with reliability, performance, and compliance.

What I do concretely:

• Development of ERP tools & business dashboards

• Creation and maintenance of robust internal APIs

• Workflow automation (n8n, webhooks, server tasks)

• Integration of payment solutions (HelloAsso, Stripe, Nuvei)

• Processing of CSV files, data cleaning, deduplication

• Analysis of bank flows and accounting reconciliation

• Architecture of secure MySQL databases

• Debugging, refactoring, performance improvement

I have been working remotely for 4 years with complete autonomy, collaborating with non-technical teams (operations, finance, support), translating their business needs into reliable IT solutions.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

Givasso
Givasso — WordPress Donation Plugin for Non-profits
E-COMMERCE
May 2026 - June 2026 (1 month)
Paris, France
Givasso — WordPress Donation Plugin for Non-profits

An association needed to accept online donations without high commission platforms. I developed a complete WordPress plugin, submitted and validated on WordPress.org. Deployment in under 10 minutes, zero platform fees, fully customizable.

Stack: PHP, MySQL, WordPress, REST API, JavaScript.
PHP/MySQL WordPress
Ummah Charity
PHP FullStack Developer
CIVIC AND SOCIAL ORGANIZATIONS
February 2022 - Today (4 years and 6 months)
Development of internal systems for complete management of donations, payments, and operational processes.

Responsibilities:
• Design of internal business ERPs (back-office, dashboards, reporting)
• Development of secure REST APIs for internal data exchange
• Integration with payment providers: Stripe, HelloAsso, Nuvei
• Automation of business workflows via n8n (webhooks, event-driven processing)
• CSV processing & data cleaning (deduplication, categorization, validation)
• Analysis and reconciliation of bank flows
• Management of sensitive MySQL databases (finance / compliance)
• Refactoring and application maintenance
• Cross-functional technical support with business teams

Technical Environment:
PHP | JavaScript | MySQL | APIs | n8n | Git | Linux

Methods:
Autonomous remote work – short cycles – business prioritization – documentation
PHP JavaScript MySQL Bootstrap REST API
Aven ecologie
WordPress Developer
ENERGY AND UTILITIES
August 2021 - August 2021
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RNCP Level 6 Developer Title Java
Doranco
2021
Formation de 9 mois sur les langages JAVA et c#

Otman Nid

Experienced PHP / WordPress Developer

About Otman

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