About Carlos
Spanish
Native or bilingual
English
Fluent
French
Basic
Experience
- Turing Challenge ConsultancySenior AI Data ScientistJanuary 2023 - Today (3 years and 6 months)Creation of QnA and Chatbots systems using vector databases (Pinecone, Elasticsearch or Azure Cognitive Search), RAG and LLM models (GPT3.5 or GPT4). Fine-tuned of LLMs, like GPT-3.5 Turbo or Llama, to improve the performance of GPT4, reducing prices up to 20x lower for inference. Repsol, Microsoft and Mediapro.
- Foqum Analytics ConsultancyData Scientist SpecialistJanuary 2022 - January 2023 (1 year)Multi-label text classi昀椀cation with FastAi or Hugging Face (using longformers). NER using regex for entities with 昀椀xed patterns, and Hugging Face, in another case. Use of Haystack to build QA pipelines, storing the documents in Elasticsearch. Client: Lefebvre.
- NTT Data ConsultancyEngineer NLPJanuary 2020 - January 2022 (2 years)Extract texts from di昀erent types of documents using AWS Textract. Classify them by using Neural Networks, SVM, Naive Bayes or Decis sion Trees. Get the entities present in the documents (Regex, Spacy and TextBlob). Use of Microsoft Azure (Repos, Pipelines). Use of Jira as an agile methodology. and
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Education
- Master in Data ScienceCSIC and UIMP2019Master in Data Science
- Degree in MathematicsUNED2018Degree in Mathematics