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Ouassim A.OA

Ouassim A.

Fullstack Developer

€360/day
Marseille, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ouassim

🚀 Fullstack React / Node.js Developer • AI & Enterprise Software Solutions

My goal? To transform your complex business needs into fluid, high-performing, and perfectly architected digital products.

🛠️ My Areas of Expertise
Custom Fullstack Development: Design of dynamic and intuitive interfaces with React, combined with solid, fast, and secure backend architectures under Node.js.

Enterprise-Grade Software: Accustomed to the demands of large information systems. I design solutions built for scalability, security, and efficient management of large data volumes.

AI Integration & Automation: Connecting LLMs (OpenAI, Anthropic...), developing intelligent agents, and automating complex processes to bring real technological value to your tools.

💻 My Tech Stack
Frontend: React, TypeScript / JavaScript, HTML5 / CSS3, Tailwind CSS, Redux

Backend: Node.js, Express, NestJS, REST API / GraphQL

Databases & DevOps: PostgreSQL, MongoDB, Docker, CI/CD, Cloud architectures

AI: Integration of language model APIs, data processing, intelligent automation

🤝 Why Work Together?
Rigor and Clean Code: I don't just make a feature work; I ensure the code is clean (Clean Code), documented, and easily maintainable by your teams.

Large Account Culture & Agility: I understand the technical and organizational constraints of large organizations, while maintaining the flexibility and responsiveness necessary for successful project execution.

Product Mindset: I always keep an eye on the end-user experience and the business value of what I develop.

Let's discuss your project today to analyze your needs and structure the best technical solution!
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Marseille (up to 50km)

Experience

  • Dev-id
    Junior Developer
    DIGITAL AND IT
    April 2026 - Today (3 months)
    Marseille, France
    What I have achieved and validated in the field:

    Creation of Large Software (Major Clients): Participation in the design of large-scale applications for major companies. I managed issues of scalability, robust architecture, and processing of critical data volumes.

    AI Integration & Automation: Development of intelligent features and connection of language model APIs (LLMs) to automate complex business processes.

    Mastered Technical Stack: React, Node.js, TypeScript, API architectures, and database management.
  • VIZIT
    Construction Site Report Assistance Application
    March 2026 - May 2026 (2 months)
    Construction Site Report Automation
    Full development of a B2B productivity application solution for architects, project managers, and site supervisors, aiming to eliminate double entry and automate the creation of field reports.

    Technical Challenges & Key Features Developed:

    Map & Spatial Positioning on Plans: Implementation of an interactive module allowing the loading of site plans (PDF/Image) and precise placement of observation markers (defects, points of concern) via a dynamic drag-and-drop system for mobile use.

    Voice Input & Data Processing: Integration of Speech-to-Text to allow professionals to dictate their notes hands-free directly during the site visit, with intelligent parsing to automatically structure the text.

    Contextual Multimedia Management: Development of an instant photo capture workflow, automatically associating each photo taken on-site with its textual observation and its precise coordinate on the plan.

    Automated PDF Generation Engine (Reporting): Design of an asynchronous data compilation system. At the end of the visit, the application instantly generates a professional PDF report, perfectly formatted (annotated plans, captioned photos, categorized notes), ready to be shared with the teams.

    Business Benefits:
    A fluid and robust application that transforms a cumbersome and time-consuming process (several hours of office processing after the visit) into an instant action performed in real-time on the field.

    Key Expertise Valued: Offline/mobility mode management, interactive canvas/plan manipulation, audio API integration, PDF rendering engine, streamlined UX/UI for the construction industry.
  • Le Snacky
    Fast Food Restaurant Website with Delivery, etc.
    January 2026 - February 2026 (1 month)
    Creation of a Showcase & Click & Collect Website for a Fast-Food Restaurant
    End-to-end design and development of a modern, ultra-fast, and optimized web platform to digitize the restaurant's offering and boost its takeaway sales.

    What I implemented:

    Mobile-First Architecture (React): Over 80% of restaurant orders are placed on smartphones. I designed an ultra-fluid, clean user interface (UI) optimized for fast touch navigation.

    Interactive & Dynamic Menu: Development of a smooth navigation system between categories (burgers, fries, drinks, desserts) with real-time management of options and add-ons.

    Backend & Performance (Node.js): Implementation of a solid backend architecture to ensure minimal loading times (crucial for conversion rates) and secure data.

    Optimized Checkout Funnel: Integration of an intuitive cart and a simplified ordering process to minimize cart abandonment.

    Benefits for the Client: A high-performing website that modernizes the restaurant's brand image, offers an alternative to traditional delivery platforms (without third-party commissions), and streamlines order taking during peak hours.

    Tech Stack: React, Node.js, Tailwind CSS, REST API.

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Education

  • Computer Science Engineering
    EPITECH
    2026
    C, C++, Web, Dev-ops

Skill set

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