Senior Computational Linguist

hace 2 semanas

Madrid, Madrid, España Sigma Group A tiempo completo

We usually respond within three days

Sigma AI is a global training data collection, preparation and annotation services company. With 30+ years of experience in the data annotation space, we support companies with the right mix of people, processes and technology to train smarter AI that serves humans better.

We're looking a Senior Computational Linguist to collaborate with the Natural Language Processing team on the design and development of AI-based solutions for clients and grant-funded projects.

Candidates should feel comfortable working in a young and multidisciplinary team where the environment is continuously changing.

Responsibilities:

To collaborate with the Sigma AI team in the analysis of customer proposals, preparation of offers, carrying out of tests or pilots and training of the team of annotators or reviewers.

To configure annotation tools, automatically pre-annotate or generate data if possible, or implement active learning models to accelerate the annotation process, evaluate the quality of projects using quality metrics, and automatically detect errors.

Requirements:

Master's degree in computational Linguistics or NLP.

Over 5 years' experience in AI companies, working on text classification projects, NER, relationship detection, question-answering, machine translation, language modeling, automatic transcription and/or dialogue systems.

Experience in training machine learning models and neural networks.

Experience in using and fine-tuning transformer-based language models such as BERT and GPT.

Programming with Python.

Linux and Bash scripting.

Preferred:

Knowledge of audio, video and text annotation tools, active learning models and quality metrics.

Knowledge of Python NLP libraries: NLTK, Scikit-learn, Spacy, RASA and Transformers.

Acoustic analysis tools such as PRAAT.

Computer assisted translation (CAT) tools.

Descriptive and inferential statistics.

Experience in annotation projects.

Knowledge of linguistic typology.

Department

Data Science, Research & Development (R&D)

Locations

Madrid - Sigma Cognition

Remote status

Hybrid

Employment type

Contract

Sigma Ethics

Sigma follows a strong code of ethics upon which the company's culture is built. The principles drawn from this code guide all our professionals to perform quality work with integrity and accountability.

At Sigma, compliance with the law, maintaining a professional and independent stance, responsible decision-making, teamwork, continuous improvement and fluid communication with our clients are the pillars that allow us to be a world reference in the quality of the work we perform.

At Sigma, we ensure that everyone is treated fairly and equitably. We value professionalism, promote diversity and never allow any form of discrimination or any behavior that is not in line with the company's values and ethics. We promote dialogue and honest and respectful constructive criticism that drives us to constantly improve and value the work of others.

Our code of ethics helps us to fulfill our commitments to our clients, to generate an environment of trust and to maintain long-term relationships.

About Sigma Group

Help shape the future of ethical AI.

Learn more about Sigma.AI and Sigma Cognition.

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