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Stéphane Junior D.SJ

Stéphane Junior D.

Full Stack Developer | Designer | AI Engineer

€139/day
Cergy-Pontoise, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Stéphane Junior

I am Stéphane Domi, a passionate software and AI engineer as well as a graphic designer. I put my technical and creative skills to the service of ambitious projects, combining robust software development with careful artistic direction.

🔧 My expertise

Back-end development (PHP/MySQL, Laravel) & scripting (Python) and others.

UX/UI / Webdesign: creation of functional mockups (Figma), interface design, graphics under Illustrator & Photoshop

Front-end integration: Tailwind CSS, responsive design

Digital consulting & support: digital strategy, digitalization of business processes

🌍 What sets me apart

Concrete international experience (notably in Ivory Coast), with training & digitalization missions for companies in various sectors
Malt

Adaptability: I work both solo for highly targeted projects and in multidisciplinary collaboration

Reliability: I respond quickly to requests and am committed to delivering on time

🎯 What I can bring to your projects

A design that is both aesthetic and ergonomic, thought out for the user

Reliable and maintainable development, respecting best practices

A global perspective that takes into account your business objectives, technical constraints, and user experience
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Cergy-Pontoise (up to 50km), Paris (up to 50km)

Experience

  • SKIPPER NDT,
    AI Engineer
    February 2026 - March 2026 (1 month)
    Paris, France
    Development of AI models to automate the detection of buried pipes from 3D magnetic data. Data preparation and transformation to improve model accuracy. Delivery of several usable models with ready-to-use inference scripts.
    Artificial Intelligence
  • Grace & Mila,
    IA Analyst
    January 2026 - February 2026 (1 month)
    Paris, France
    Exploitation of e-commerce and marketing data to identify trends, customer behaviors, and optimization opportunities. Automation of data processing with SQL and BigQuery to make analyses faster and more reliable. Creation of intelligent dashboards to facilitate performance monitoring and marketing decision-making. Structuring of data to prepare it for use in AI use cases: scoring, customer segmentation, and recommendations.
  • CNTS
    Software Engineering Technician
    February 2023 - September 2024 (1 year and 7 months)
    Abidjan, Côte d'Ivoire
    Design and development of blood bag lifecycle management software. Implementation of modules: collection, analysis, inventory, distribution, and tracking. Modeling of blood transfusion business processes. Collaboration with business teams to ensure data traceability and reliability.

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Education

  • Professional Master's in Distributed Systems
    Université Tertiaire et Technologique (UTT-LOKO)
    2023
    Master Professionnelle en Système Distribués
  • Professional Bachelor's in Computer Science
    Université Tertiaire et Technologique (UTT-LOKO)
    2021
    Licence Professionnelle en Informatique

Skill set

Categories