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Hassen B.HB

Hassen B.

FullStack Web Developer | React.Js | Node.Js

€300/day
Saint-Étienne, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hassen

Is your project stalled or in need of a real boost?
I create modern, fast, and scalable web applications with React.js, Node.js, and the best technologies available.

Frontend & Fullstack Developer with over 2 years of experience, I help companies transform their ideas into high-performing digital products: websites, dashboards, SaaS, AI assistants, and custom solutions.

Key Achievements:
GPI– Police Global Indicators: High-performance data-driven dashboard
• **CardioPro**: Medical site using Laravel dedicated to defibrillators
• **DUBOIS RESTAURATION**: React library adopted by the community
• **PackeaseShop**: SEO & UX optimized e-commerce
• **Pinheiro**: Intuitive business application
PRESTALIB Voice Assistant: AI assistant with complete automation
• **Google Business Scraper**: Automated Google data extraction tool for prospecting and analysis

My Technical Approach:

**Frontend**: React.js, Next.js, TypeScript, Tailwind

**Backend**: Node.js, Express, REST/GraphQL

**AI & Automation**: OpenAI, Vapi.ai, voice agents

**Performance & DevOps**: Docker, Core Web Vitals optimization, scalable architecture


Services:
Web Applications | Dashboards & SaaS | AI Assistants | E-commerce | API Integration | Redesign & Optimization | React/Node.js Solutions

What Sets Me Apart:
• **Product Vision, Not Just Code**: I propose, anticipate, improve.
• **Real Performance**: Load times, SEO, UX, optimized architecture.
• **AI Mastery**: Intelligent assistants and advanced automation.
• **Sustainable Quality**: Clean, documented, easily maintainable code.
• **Smooth Communication**: Simple, proactive, no unnecessary jargon.

Why Work Together?
✓ Clean and scalable code
✓ Fast delivery
✓ Transparent collaboration
✓ Post-delivery support

→ Contact me to discuss. Quick response guaranteed.
  • Arabic

    Native or bilingual

  • English

    Fluent

  • French

    Conversational

Can work on-site
Saint-Étienne (up to 50km), Nice (up to 50km), Paris (up to 50km)

Experience

  • Proxym
    Software Engineer Intern
    SOFTWARE PUBLISHING
    September 2025 - October 2025 (1 month)
    Sousse, Tunisia
    • Developed a diabetes management app using React, Node.js, MongoDB, and Prisma.
    • Built features for blood sugar tracking, AI-powered meal logging, reducing manual entry time.
    • Integrated a GPT-based chatbot for safe, empathetic patient guidance.
    • Designed dashboards and PDF exports for doctor use.
    React.js Node.js TypeScript External API Integration Artificial Intelligence
  • Celestial Wave Digital
    Software Developer Intern
    SOFTWARE PUBLISHING
    May 2025 - July 2025 (2 months)
    Sousse, Tunisia
    • Collaborated on the frontend of Alemni, the company's flagship educational platform, focusing on responsive design and clean UI components for seamless user experience.
    • Built reusable React components and dynamic pages using modern web technologies.
    • Worked closely with designers to ensure pixel-perfect implementations and improved UI accessibility.
    React.js Front-end Interface Development External API Integration JavaScript TypeScript
  • Trinibuy LTD
    Software Developer
    SOFTWARE PUBLISHING
    December 2023 - Today (2 years and 6 months)
    Londres, United Kingdom
    • Built and maintained full-stack web apps serving 500+ daily users, improving mobile responsiveness by 40%.
    • Secured 10+ client portals with Nginx & Certbot, achieving 100% SSL compliance
    • Created custom WordPress tools to automate workflows.
    • Implemented self-hosted iRedMail solution replacing third-party providers, saving $15+/month per user (estimated $180+ annual savings per employee for a growing team)
    WordPress External API Integration Artificial Intelligence Backend Service Development Node.js

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Education

  • Complete Full-Stack Web Development Bootcamp
    Udemy
    Complete Full-Stack Web Development Bootcamp

Skill set

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