Freelancer profile translated to English.
Back to original languageAbout Yassine
👋 Hi, I'm Yassine, a passionate full-stack developer with several years of experience on complex projects, whether freelance or in a company.
💻 My thing is designing robust, scalable, and user-oriented web & mobile applications. I mainly work with Node.js / NestJS on the backend, and Angular / React / Ionic for the front end. I also develop complete solutions integrating high-performance APIs, optimized databases (PostgreSQL, MongoDB, MySQL), and DevOps workflows with Docker.
🚀 On a mission, I notably:
Created a custom e-commerce SaaS application
Worked on the modernization of government applications
Developed a virtual AI secretary connected to WhatsApp and Instagram
Integrated AI solutions to automate content creation
🧠 I have a product-oriented approach, I know how to discuss with technical or business profiles, and I like to bring simple solutions to complex problems.
🎯 My services:
Full-stack web & mobile development
Creation of high-performance REST APIs
AI integration / automation
Technical & SEO optimization
Tech & architecture support
🛠️ Favorite Stack: Node.js, NestJS, Angular, React.js, Ionic, Spring, Symfony
Docker, MySQL, PostgreSQL, MongoDB
English
Fluent
French
Native or bilingual
Arabic
Conversational
Can work on-site
Paris (up to 50km), Annecy (up to 50km)
Experience
- BonappCreation of a restaurant ordering serviceRESTAURANTS AND FOOD SERVICESeptember 2021 - Today (4 years and 9 months)Paris, FranceBonapp is an application allowing customers to order directly from their smartphone and track the status of their orderFor the restaurant owner, it allows them to manage their restaurant and their collaborators through an interface that is unique to them
- Sword groupJAVA/ Angular DeveloperPUBLIC SECTOROctober 2022 - October 2024 (2 years)Geneva, SwitzerlandStrategic Front-End Redesign (OFS): Migration Management October 2022
- October 2024 of a government application of the Federal Statistical Office, transforming the Dojo UI interface into an Angular solution. Result: significant improvement in user experience and a 40% reduction in maintenance time. Digital transformation for the DGNSI: Major contribution to the modernization of the application park of the canton of Lausanne. Technical expertise in adapting Java/Spring backends to ensure seamless integration with new Angular and AngularJS interfaces. Implementation of an evolving architecture respecting the strict security and regulatory constraints of the public sector. Structuring project RDU (Unified Determining Income): Intervention as a Java backend developer (Java 17) on two critical axes:
- 1. Design and implementation of a database redesign aligned with legislative changes, optimizing the performance of complex queries while ensuring the integrity of sensitive data.
- 2. Development of a dynamic tax household management module allowing automatic updating of statuses and recalculation of associated social rights.
- Société GénéraleJava / Angular DeveloperBANKING AND INSURANCEJune 2020 - August 2022 (2 years and 2 months)Fontenay-sous-Bois, FranceCreation of an application allowing the pooling ofknowledge and processes. It also allows you to create andmanage a project more easily than current tools.(Java/angular)● (6-month internship period): Completion of a personal project in .NETCore: Task management API (TaskManager)o Development of a RESTful API with ASP.NET Coreo Implementation of JWT authentication and usermanagemento Connection to an SQL Server database via EntityFramework Coreo API documentation with Swaggero Implementation of filters, sorting, pagination, errormanagement and server-side validation
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Education
- Bts SIO SLAMIMC randstadBTS DÉVELOPPEUR en alternance
- Licence MICDTLParis Descartes2020Licence Métiers de l'informatique. Conception, développement, test de logiciels (MICDTL).