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Lassito HsLH

Lassito Hs

Freelance Software Engineer & Data Scientist

€350/day
Nouakchott, MR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Lassito

Lassana Hamady Sow — Full-Stack Developer & Data Scientist | AI & LLM Specialist

Passionate about artificial intelligence, I design and deploy complete web applications, from backend architecture to the integration of machine learning and generative AI models.

My recent projects reflect this dual expertise:
Applyra — AI-powered job search management platform, built with Next.js 15, Django, Claude API (Anthropic), PostgreSQL/Prisma, BullMQ, and Cloudflare R2, deployed on Vercel and Railway.

Salidor App — Full-stack Next.js/Django application with SQL Server backend, delivered to a corporate client with complete professional documentation.
Tech Stack: Python · Next.js · Django · PostgreSQL · SQL Server · Claude API · Prisma · BullMQ · Cloudflare R2 · Vercel · Railway · ngrok

Available for missions in Data Science, ML, full-stack development, or AI integration — serving the French and international market.
  • English

    Native or bilingual

  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Horca
    Freelance Software Engineer
    DIGITAL AND IT
    March 2026 - April 2026 (1 month)
    Morocco
    • • Design and full development of Salidor Data Assistant, a natural language data analysis web application for SQL Server, delivered to a client company in Morocco
    • • Development of a Django (backend) + Next.js 15 (frontend) full-stack architecture with integration of the Anthropic Claude API (claude-opus, claude-sonnet) for automatic generation of SQL queries, explanations, and interactive charts (Plotly.js)
    • • Implementation of an RBAC (Role-Based Access Control) system via a permissions Excel file, with multi-layer authentication and secure session
    • • Full cloud deployment: Vercel (frontend), Railway (Dockerized backend with ODBC Driver 18 for SQL Server), Azure SQL Database (cloud database)
    • • Management of security and data residency constraints: transition to 100% on-premise deployment with Docker (frontend + backend on client server), secure tunnel, and direct connection to the client's local SQL Server
    • • Drafting of complete technical documentation (Docker installation guides, user guides, Azure SQL migration procedures via SSMS)
    NLP Python SQL SQL Server Docker
  • BLEX Business Life and Excellence
    Software Engineer
    DIGITAL AND IT
    August 2025 - February 2026 (6 months)
    • • Recruited following the end-of-studies internship – signed an indefinite contract at BLEX Business Life and Excellence
    • • Development and maintenance of the Prismate AI and BlockLabsIA platforms in a production environment
    • • Design of AI pipelines (LLM, RLHF, n8n), integration of regulatory APIs, and development of full-stack Django modules
    Python LLM NLP Django Artificial Intelligence
  • BLEX Business Life and Excellence
    End-of-Studies Internship
    DIGITAL AND IT
    January 2025 - July 2025 (6 months)
    • • Development of the Prismate AI and BlockLabsIA platforms – pharmaceutical regulatory document management with AI pipelines (Django, Python, Groq, n8n, MongoDB)
    • • Integration of n8n workflows, regulatory chatbot based on the Groq API, and AI annotation with RLHF system (AI vs human annotation)
    • • CDI recruitment at the end of the internship following the results obtained on the assigned projects
    Python Artificial Intelligence NLP LLM NoSQL

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Education

  • Data Scientist Engineering Degree
    TEK-UP UNIVERSITY
    2025
    Diplôme d'ingénieur Data Scientist
  • Bachelor's Degree in Applied Mathematics for Computer Science
    UNIVERSITY OF NOUAKCHOTT
    2022
    Licence en Mathématiques Appliquées a l'Informatique

Certifications

  • Business Intelligence Foundation
    Certiprof
    Microsoft Power BI Business Intelligence

Skill set

Categories