Senior NLP Scientist: Production-Ready LLMs & AI

Sourceability; Buenos Aires; Presencial; ARS 3.000.000 - 6.000.000; Jornada completa

Descripción de la vacante

Sourceability is a global digital distributor of electronic components transforming how modern businesses bring products to market. The Principal NLP Scientist is a senior technical leader responsible for designing, researching, and improving advanced NLP and LLM capabilities for production business systems.

This role combines applied research with hands-on model development, technical architecture, and measurable product impact.

Formación

• PhD in Computer Science, ML, AI, Computational Linguistics, Applied Mathematics, Data Science, or closely related field
• 8+ years professional experience in ML/NLP
• 5+ years hands-on NLP in production/near-production systems
• Deep understanding of transformer-based architectures, embeddings, and fine-tuning
• Strong experience with NLP tasks: NER, classification, text generation, semantic similarity, information extraction
• Strong experience with Large Language Models: evaluation, prompting, fine-tuning, RAG
• Understanding of RAG, GraphRAG, knowledge graphs, embeddings, and hybrid retrieval for production LLM apps
• Strong Python hands-on experience
• Experience with PyTorch and Hugging Face Transformers
• Experience with ONNX or other model optimization/serving formats
• Data preparation, quality, labeling workflows, and evaluation metrics
• Proficiency with Pandas, NumPy, SciPy, scikit-learn, Matplotlib
• Experience with SQL databases and structured data
• Cloud platforms: Azure or AWS
• Ability to design experiments and define success metrics
• Strong English communication; Agile experience
• Ability to provide technical leadership without formal people management

Responsabilidades

• Design, research, and improve NLP/LLM capabilities for production systems
• Lead NLP solutions for NER, classification, generation, semantic search, and information extraction
• Work with engineers, product managers, analysts, and annotation teams
• Define evaluation metrics and roadmaps for NLP capabilities
• Ensure production readiness, reliability, and maintainability
• Integrate NLP models into internal business applications

Conocimientos

Python

PyTorch

HuggingFace

NLP

NER

Information extraction

Text classification

LLMs

Educación

PhD in CS/ML

Herramientas

Docker

ONNX

SQL

Neo4j

Azure

AWS

Descripción del empleo

Sourceability is a global digital distributor of electronic components transforming how modern businesses bring products to market. The Principal NLP Scientist is a senior technical leader responsible for designing, researching, and improving advanced NLP and LLM capabilities for production business systems.

This role combines applied research with hands-on model development, technical architecture, and measurable product impact.