Freelance Senior Computational Linguist with Generative AI knowledge

Sigma Group

Sigma Group

- Full Time

🌎 Remote

Posted on: 22 June, 2024

Freelance Senior Computational Linguist with Generative AI knowledge


Sigma Artificial Intelligence is dedicated to developing cutting-edge artificial intelligence technology to process different types of data such as image, language, audio, etc.

We’re looking for highly motivated candidates who are team players and have initiative and can bring new ideas and experience in building all the software components that we use. This includes collaborating with the Natural Language Processing and Service teams on the design and development of Generative AI based solutions, analysis of customer proposals, preparation of offers, carrying out of tests or pilots and training of the team of annotators or reviewers, 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.

Sigma’s mission is to bring AI solutions to contribute to a better society. We research, design, and develop new solutions to make people’s lives better through technology.

Sigma is proud to be an equal opportunity workplace. If you have a disability or special need that requires accommodation, please let us know.


  • 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
  • Know how to use Hugging Face repository
  • LLMs knowledge
  • Fluent in English


  • Knowledge of Generative AI field
  • 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

Share the job:

Related Jobs

Lead Machine Learning Engineer
Lead Machine Learning Engineer

Full Time - 🌎 Remote