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Aboukrat YossefAY

Aboukrat Yossef

On-demand CTO | Flutter | Python | AI

€650/day
1 project
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Aboukrat

Are you a startup looking to launch yourMVPquickly?
A small or medium-sized business looking to integrate AI into its processes?
A startup needing a CTO to audit or structure a tech team?

As aFractional CTOand Full Stack developer, I support companies from the initial idea to the product in production.
My approach: pragmatic solutions, rapid execution, and long-term maintainable code.


🎯What I bring to you

Accelerated time-to-market


*Flutter mobile applications (iOS, Android, Web)delivered in weeks, not months. Architecture designed to scale from the start.

AI that truly serves your business


*Web chatbotsthat answer your customers,intelligent agentsthat automate your repetitive tasks,RAGto leverage your internal data.

CTO vision without the full-time cost

  • Recruitment, team structuring, process implementation (code review, CI/CD, documentation). I managed a team of50+ developersat Despii.


📦My typical deliverables

  • Fractional CTO: audit, technical and product roadmap, structuring, recruitment
  • Cross-platform mobile & web applications (Flutter)
  • Robust backends (Python / FastAPI)
  • Custom AI chatbots and assistants
  • RAG architectures and intelligent agents (LangChain, LangGraph, LlamaIndex)
  • Technical audits and strategic recommendations
  • Structuring and upskilling dev teams


🔧Technical Stack

  • Frontend/Mobile: Flutter, Dart
  • Backend: Python, FastAPI, Rust
  • AI & Agents: LangChain, LangGraph, LlamaIndex, CrewAI, PydanticAI
  • Infra: CI/CD, Docker, Ansible


Why me?

+8 yearsof experience • CTO / Co-founder of3 startups(ByCol.ai, Despii, B.Memory)
18K+users on Despii •Trainer(Digital Campus) andmentor(OpenClassrooms)


✨ Have a project? Contact me to discuss it.


  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Despii
    CTO
    TECH
    August 2024 - Today (1 year and 10 months)
    Paris, France
    Fractional CTO of Despii, a P2P electric scooter platform (18K+ users)

    • Development of applications for ecosystem partners
    • Recruitment, onboarding, and management of a technical team of 50+ developers
    • Structuring of development processes (code review, CI/CD, documentation)
    • Website redesign with Framer
    • Implementation of the AI stack (MindsDB, etc.)
    • Implementation of the customer support stack (Aircall, Freshdesk, etc.)
    • Integration of automation tools (Make.com, DocuSeal for contracts)
    • Development of admin features for user management
    • Backend and API systems architecture

    Python Flutter PostgreSQL CTO Artificial Intelligence
  • Resotainer
    Lead Developer
    LOGISTICS AND SUPPLY CHAIN
    February 2024 - November 2024 (9 months)
    Paris, France
    Development of a chatbot for the website

    • Design of a RAG architecture
    • LlamaIndex processing pipeline
    • Design of an AI agent architecture with LangGraph
    • Development of LangGraph agents
    • Development of custom LangGraph components
    • Implementation of an AI performance monitoring system


    Langchain LangGraph LlamaIndex OpenRouter Phoenix
  • B.Memory
    CTO
    TECH
    February 2024 - April 2025 (1 year and 2 months)
    Paris, France
    Development of an AI-powered digital second brain, focused on privacy

    • Design of a Flutter cross-platform application
    • Development of a Python/FastAPI backend
    • Implementation of a multimodal indexing system (URL, PDF, images, texts)
    • Integration of a semantic keyword search engine
    • Development of a conversational chatbot on stored documents
    • Implementation of collaborative features
    LlamaIndex Qdrant Flutter Python FastAPI

Reviews

5.0

Out of 1 rating

A

Alberto

nricher

Reviewed on 8/29/2023

Recommendations

Elie SaadaES
GB
GD
+4
Elie Saada and 6 other people have recommended Aboukrat

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Education

  • Master Data Science
    DataScientest & La Sorbonne
    2021
    - Machine Learning (scikit-learn) : régression, classification, clustering, séries temporelles, text mining et analyse de sentiments, théorie des graphes - Data Processing et Machine Learning sur des grandes bases de données (PySpark) - Deep Learning (Keras, Tensorflow 2.0, PyTorch) : CNN, RNN, GAN, auto-encodeurs - DataViz : Matplotlib, Seaborn, Bokeh - Statistiques, probabilités, hypothèses, modélisation

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