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Atlassian Logo

Principal Machine Learning Engineer

Atlassian

$222,300 - $348,975
Aug 18, 2025
Mountain View, CA, US
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Atlassian is looking to integrate cutting-edge AI capabilities within its products to transform how teams interact with their tools and extract knowledge and insights from data to propel teamwork forward.

Requirements

  • 8+ years of experience in machine learning, with a focus on large-scale model development and optimization.
  • Deep expertise in LLM and transformer architectures (e.g., GPT, BERT, T5).
  • Strong proficiency in Python and ML frameworks such as PyTorch, JAX, or TensorFlow.
  • Experience with distributed training techniques and large-scale data processing pipelines.
  • Proven track record of deploying machine learning models in production environments.
  • Familiarity with model optimization techniques, including quantization, pruning, and knowledge distillation.
  • Experience with LLMs and domain-specific fine-tuning.

Responsibilities

  • Craft and implement innovative machine learning models in Atlassian tools.
  • Dive deep into vast datasets to extract meaningful insights.
  • Design, build, and refine models that can accurately perform tasks such as topic and entity extraction, search ranking, and retrieval augmented generation at scale.
  • Join forces with product managers, designers, and developers.
  • Be the voice of AI within the team.
  • Educate and inspire your colleagues about the potential of AI, leading workshops and knowledge-sharing sessions.
  • Steering the development and deployment of advanced machine learning algorithms and system architecture.

Other

  • Ph.D. or Master’s degree in Computer Science, Machine Learning, Artificial Intelligence, or a related field.
  • Strong problem-solving skills and ability to work in a fast-paced, collaborative environment.
  • Excellent communication skills and ability to translate technical concepts for diverse audiences.
  • Experience working in a consumer or B2C space for a SaaS product provider, or the enterprise/B2B space
  • Contributions to open-source ML projects or publications in top-tier conferences.