Master’s Scholarship Fellow – Data Scientist, NLP, and Semantic Search Systems

Job not on LinkedIn

🕒 4 days ago

🇧🇷 Brazil – Remote

💵 R$9k / month

⏰ Full Time

🟡 Mid-level

🟠 Senior

📊 Data Scientist

👻 Ghost score 18%

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Instituto Euvaldo Lodi

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1969

🤝 B2B

📚 Education

💼 Consulting

B2B • Education • Consulting

IEL - Instituto Euvaldo Lodi is a Brazilian institute linked to the Sistema Indústria (CNI/SENAI/SESI) that supports industry by promoting innovation, workforce development, and stronger ties between companies, universities and research institutions. It provides services such as corporate training, professional qualification, internships and student-business integration, technology and management support, and programs to increase industrial competitiveness and knowledge transfer. IEL operates as a business-facing organization focused on improving industry performance and linking academic and technological resources to companies.

📋 Description

• Perform text preprocessing and enrichment, including cleaning, tokenization, lemmatization, noise removal, and feature extraction • Create document and query embeddings using models such as Sentence-BERT, OpenAI Ada, or similar models • Store and index embeddings in vector databases such as FAISS, ChromaDB, Qdrant, or Pinecone • Develop semantic search, information retrieval, and RAG application pipelines • Evaluate retrieval and generated-response quality using metrics such as recall@k and MRR • Adapt pretrained models in PyTorch or TensorFlow for classification, similarity, and information extraction • Experiment with architectures such as transformers and simple neural networks • Document pipelines, technical decisions, and experiment results • Use Git for code version control

🎯 Requirements

• Master’s degree in progress or completed • Degree in Computer Science, Computer/Software Engineering, Information Systems, Statistics, Applied Mathematics, Electrical Engineering, Data Science, or related fields in the Exact Sciences and Engineering disciplines • Python programming proficiency, including typing, data manipulation with pandas/polars, and virtual environment management • Practical experience with NLP, including tokenization, stemming/lemmatization, stopword removal, and vectorization (TF-IDF, word2vec, or embeddings) • Applied knowledge of embeddings, semantic search, and RAG techniques • Familiarity with vector databases such as FAISS, ChromaDB, Pinecone, or Qdrant • Experience with at least one deep learning framework: PyTorch or TensorFlow • Sufficient knowledge to load pretrained models and perform basic fine-tuning • Understanding of analytical pipelines and experimentation in data science applied to NLP • Git version control • Availability to work 40 hours per week • Preferred qualifications: experience with LLMs, prompt engineering, and response evaluation • Preferred qualifications: knowledge of PostgreSQL, MongoDB, and Redis • Preferred qualifications: experience working on real-world academic or professional projects involving documentation and testing

🏖️ Benefits

• Scholarship Stipend: BRL 9,000.00 • Remote work available • 40-hour workweek • 9-month duration

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