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Hadjara Sani KakaHS

Hadjara Sani Kaka

Full Stack Developer

€255/day
Paris, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hadjara

Holder of a Master's degree in Computer Science, I help companies design and develop reliable, scalable web, mobile, and data solutions adapted to their business needs.

- Web & API Development – Modern, high-performance, and secure applications
- Mobile Development – Intuitive and optimized applications
- Data Analysis & SQL – Intelligent data exploitation for decision-making
- Database Management & Optimization
- Process Automation
  • French

    Native or bilingual

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

Experience

  • Fédération Française de Natation
    Full Stack Developer
    SPORTS
    March 2024 - September 2024 (6 months)
    Orléans, France
    Design and implementation of new features for a mobile application and its back-office.
    • Bug fixing and optimization of existing systems.
    • Data flow management, unit testing, and continuous deployment.
    • Writing technical documentation and participation in Agile development cycles.
    PHP Symfony React Native PostgreSQL
  • Voicedigit
    Data Scientist
    CONSULTING AND AUDITS
    September 2023 - March 2024 (6 months)
    Orléans, France
    Development of an automatic CV processing model
    • Data collection and cleaning for building a reliable database.
    • Training a Machine Learning model to identify and extract data.
    • Classification of extracted data into 4 categories.
    • Saving extracted data into a Json file by category.
    Python Pandas EasyOCR Machine learning
  • Data Skills Value
    Data Analyst
    RETAIL (SMALL BUSINESS)
    December 2024 - June 2025 (6 months)
    Paris, France
    Retail sales analysis
    • Exploiting databases: cleaning, processing, and analyzing results.
    • Analysis of customer loyalty through KPIs.
    • Analysis of item prices and sales volume, item costs, and profit per item transaction, revenue.
    Microsoft Power BI Data Model KPI Dashboards

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