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ferreret/README.md

๐Ÿ‘จโ€๐Ÿ’ป Nicolรกs Barcelรณ Lozano

LinkedIn
๐Ÿ“ Barcelona, Spain | โœ‰๏ธ ferreret@gmail.com


๐Ÿš€ About Me

Senior Data Scientist & Software Engineer with 25+ years of experience designing and implementing high-impact solutions across enterprise systems, document management, and process automation.

Currently focused on AI Agents, LLM orchestration, and intelligent automation, combining a strong foundation in .NET development with expertise in Python, NLP, and Generative AI.

โšก Passionate about rapid prototyping, testing, and scaling AI systems that enhance decision-making, optimize workflows, and deliver measurable business impact.


๐Ÿ’ผ Professional Experience

๐Ÿข Tecnomedia Sistemas โ€” Data and Documentation Technology Specialist

๐Ÿ“ Barcelona, Spain | ๐Ÿ“† Nov 2002 โ€“ Present

  • ๐Ÿค– AI Agents & Generative AI

    • Built and deployed AI agents for decision automation and enterprise integration using LangChain, LangGraph, CrewAI, n8n, and Azure AI.
    • Integrated OpenAI SDK for reliable LLM-based automation.
    • Designed multi-agent orchestration pipelines (document workflows, healthcare scheduling, CRM).
  • ๐Ÿ“„ Document & Data Solutions

    • Led development of document management applications in .NET (C#/WPF/WinForms) and SQL Server.
    • Created workflows for digitization, indexing, OCR/ICR, and barcode recognition.
  • ๐Ÿ“Š AI/ML Projects

    • Developed text classification (NLP) for knowledge management.
    • Directed a quality prediction project in the chemical industry.
  • ๐Ÿ”— Integration & Automation

    • Implemented RPA solutions with C#, Python, n8n.
    • Built REST APIs with Minimal API and FastAPI.

๐Ÿข NexTReT โ€” Programmer / Analyst Programmer

๐Ÿ“ Barcelona, Spain | ๐Ÿ“† Dec 2000 โ€“ Nov 2002

  • Built enterprise applications in VB6, ASP (VBScript), and SQL Server.
  • Developed HR and payroll management systems with PowerBuilder.

๐Ÿข Datasix Sistemas โ€” Consultant

๐Ÿ“ Barcelona, Spain | ๐Ÿ“† Oct 1999 โ€“ Dec 2000

  • Designed Business Intelligence solutions (VBA, SQL Server, OLAP).
  • Built Data Warehouses and Data Marts.

๐ŸŽ“ Education

  • ๐ŸŽ“ Masterโ€™s in AI, Data Science & ML, Big Data โ€” IEBS Business School (2022โ€“2023)
  • ๐ŸŽ“ Bachelorโ€™s Degree in Physics โ€” Universitat de Barcelona (1999)

๐Ÿ“œ Certifications

  • โœ… Tensorflow Developer Certificate (2024)
  • โœ… AZ-900 Microsoft Azure Fundamentals
  • โœ… AI-900 Azure AI Fundamentals
  • โœ… PCEP-30-02 Python Entry-Level Programmer
  • โœ… PCEP-31-03 Python Associate Programmer

๐Ÿ› ๏ธ Tech Stack

๐Ÿค– AI & Machine Learning

LLMs
LangChain
LangGraph
CrewAI
TensorFlow
scikit-learn
NLP
RAG
YOLO


๐Ÿ’ป Software Development

C#
VB.NET
WinForms
WPF
Python
JavaScript
TypeScript


โ˜๏ธ Data & Cloud

SQL Server
NoSQL
Azure
Docker


โš™๏ธ Automation & APIs

RPA
n8n
FastAPI
REST


๐Ÿ“Š BI & Visualization

Power BI
Streamlit


๐ŸŒ Languages

  • ๐Ÿ‡ช๐Ÿ‡ธ Spanish โ€” Native
  • ๐Ÿด Catalan โ€” Native
  • ๐Ÿ‡ฌ๐Ÿ‡ง English โ€” Professional

๐Ÿ“ซ Letโ€™s Connect

๐Ÿ’ผ LinkedIn
๐Ÿ“ง ferreret@gmail.com


โญ Always eager to collaborate on AI-powered solutions, LLM orchestration, and enterprise automation projects.

Pinned Loading

  1. tomakeup_app_0 tomakeup_app_0 Public

    Python 1

  2. ImageViewer-ubuntu ImageViewer-ubuntu Public

    Python

  3. kaggle-competitions kaggle-competitions Public

    Jupyter Notebook

  4. obsidian obsidian Public

    My git repository for my obsidian notes