Senior Machine Learning Engineer, Search & Intelligence

Responsibilities

• Lead the design, development, and implementation of state-of-the-art machine learning algorithms and models for production environments.
• Own machine learning projects from initial concept through production deployment, measurement, and continuous improvement.
• Develop scalable data and modeling approaches using large, complex datasets.
• Design robust system and model architectures that meet requirements for quality, latency, scale, reliability, privacy, and cost.
• Build and improve machine learning solutions across areas such as information retrieval, search ranking, personalization, natural language processing, deep learning, and large language model applications.
• Design and execute rigorous experiments, offline evaluations, online tests, and error analyses to measure model quality and product impact.
• Collaborate with product, engineering, data science, analytics, and platform teams to integrate AI capabilities into Atlassian products and services.
• Translate research and emerging AI techniques into reliable, maintainable, production-quality systems.
• Identify opportunities to improve model performance, operational efficiency, developer experience, and customer outcomes.
• Communicate technical decisions, trade-offs, results, and recommendations clearly to both technical and non-technical audiences.

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