NLP · research engineering · multilingual systems

Alberto Muñoz-Ortiz

I hold a PhD in Computer Science from the LyS group at Universidade da Coruña, with a thesis on Natural Language Processing. Based in Lausanne, Switzerland.

My work focuses on efficient, robust, and interpretable language models, especially in multilingual, low-resource, and non-standard language settings.

Available immediately. I am looking for Research Engineer and Applied Scientist roles in NLP and LLMs across Switzerland (based in Lausanne), on-site, hybrid, or remote.

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01

Expertise

Structured NLP

I have worked on nested named entity recognition and other problems where linguistic structure can be turned into practical modeling decisions. See my single-pass nested NER method (Findings of EMNLP 2025).

Multilingual and non-standard language modeling

I have studied transfer across language varieties and modeling in settings where standard resources are limited or language use is non-standardized. See my work on pixel language models for non-standardized languages (COLING 2025).

LLM analysis and evaluation

I have worked on autoregressive transformers, linguistic probing, and the comparison between human and model-generated text.

Reproducible ML experimentation

I build experiments with Python, PyTorch, Hugging Face, Docker, and GPU-based workflows for training, evaluation, and iteration. Code and experiment setups on GitHub.

02

Selected work

LLM behaviour analysis

2024

Contrasting Linguistic Patterns in Human and LLM-Generated News Text

Compared human-written news with text generated by six language models across morphological, syntactic, psychometric, and sociolinguistic patterns.

Multilingual model evaluation

2023

Assessment of Pre-Trained Models Across Languages and Grammars

Probed mBERT, XLM-R, CANINE-C, and CANINE-S across languages through dependency and constituency parsing.

03

Research stays

I was also a visiting researcher at the MaiNLP Research Lab at LMU Munich and at the NLP Lab at EPFL Lausanne.

04

Publications

I have first-authored papers at ACL, EMNLP, COLING, IJCNLP-AACL, and RANLP.