PhD AI Research Intern, 2026 Summer Canada

Atlassian is a company focused on unleashing the potential of every team through their software products. They are seeking a PhD Research Intern to join their Machine Learning Research team, where the intern will work on advanced AI and ML technologies, contributing to the training and evaluation of AI models. Responsibilities Collaborate cross-functionally with Research Scientists and Machine Learning Engineers to design, implement, and evaluate experiments that advance the performance, efficiency, and scalability of modern ML and LLM systems for our AI products Curate, preprocess, and manage large-scale datasets for training and evaluation, ensuring data quality, diversity, and reproducibility across experiments Conduct continued training, fine-tuning, and alignment of large language models for specialized applications such as conversational AI, summarization, generative search, and multimodal agents Evaluate cutting-edge ML algorithms through rigorous experimentation and provide detailed analyses highlighting performance insights, failure modes, and opportunities for improvement Contribute to publications and presentations at internal workshops or top-tier academic venues, helping to drive innovation in Enterprise AI and large-scale ML systems Skills Completed Bachelors degree in Computer Science or a related field Currently pursuing a PhD in Computer Science or a related field at any stage of your doctoral studies. We welcome applications from candidates in all years of their PhD program, including those in the early stages. Degree completion date cannot be earlier than September 2026 - June 2027 Strong foundation in AI/ML, LLMs, modeling and/or optimization techniques Benefits Health and wellbeing resources Paid volunteer days And so much more Company Overview Atlassian is a software company that offers proprietary software products for teamwork, project management, and software development. It was founded in 2002, and is headquartered in Sydney, New South Wales, AUS, with a workforce of 10001+ employees. Its website is