Research Internship (Winter 2026)

Cohere is a company focused on scaling intelligence to serve humanity through the development of AI systems. The Research Internship offers the opportunity to collaborate with researchers on novel ideas and contribute to the production of state-of-the-art models in various AI research areas. Responsibilities Conduct cutting-edge machine learning research, building and training large language models Focus on research projects aimed at expanding the frontier of knowledge in language modelling and associate areas such as evaluation, multimodal models, optimisation etc Disseminate your research results through the production of publications, datasets, and code Contribute to research initiatives that have practical applications in Cohere’s product development Skills Currently pursuing a PhD in Machine Learning, NLP, or a related discipline Available for a full-time internship that lasts for 4-6 months Eligible for work authorization in the country of employment at the time of hire and maintain ongoing work authorization throughout the internship period Experience using large-scale distributed training strategies, data annotation and evaluation pipelines, or implementing state of the art ML models Familiar with autoregressive sequence models, such as Transformers Strong communication and problem-solving skills with the ability to convey complex research findings clearly and succinctly Knowledge of programming languages such as Python, C, C++, Lua, or related languages Knowledge of related ML frameworks such as JAX, Pytorch and Tensorflow Previous experience in building systems based on machine learning and deep learning techniques Demonstrate passion for applied NLP models and products Demonstrated expertise through publications in top tier venues in fields such as machine learning, NLP, artificial intelligence, computer vision, optimization, computer science, statistics, applied mathematics, or data science Proven ability to tackle analytical problems using quantitative methodologies Proficiency in handling and analysing complex, high-dimensional data from various sources Experience in applying theoretical and empirical research to real-world problem-solving Benefits An open and inclusive culture and work environment Work closely with a team on the cutting edge of AI research Weekly lunch stipend, in-office lunches & snacks Full health and dental benefits, including a separate budget to take care of your mental health 100% Parental Leave top-up for up to 6 months Personal enrichment benefits towards arts and culture, fitness and well-being, quality time, and workspace improvement Remote-flexible, offices in Toronto, New York, San Francisco, London and Paris, as well as a co-working stipend 6 weeks of vacation (30 working days!) Company Overview Cohere is an enterprise AI firm developing secure and private AI technology to address real-world business challenges. It was founded in 2019, and is headquartered in Toronto, Ontario, CAN, with a workforce of 201-500 employees. Its website is Company H1B Sponsorship Cohere has a track record of offering H1B sponsorships, with 11 in 2025, 14 in 2024, 13 in 2023, 5 in 2022, 2 in 2021. Please note that this does not guarantee sponsorship for this specific role.