Member of Technical Staff, Data Analysis and Evaluation

Requirements

• Extremely strong software engineering skills
• Strong expertise in designing and conducting data collection tasks, including working with human annotators
• Strong statistical skills and experience evaluating scientific experiments related to data collection and model performance
• Experience analysing datasets with respect to their quality, biases, and suitability for training ML models
• Hands‑on experience training large language models (LLMs) on distributed training infrastructures
• Familiarity with evaluating and improving the generalisability and robustness of ML systems
• Proficiency in programming languages such as Python and ML frameworks (e.g., PyTorch, TensorFlow, JAX)
• Excellent communication skills to collaborate effectively with cross‑functional teams and present findings
• One or more papers at top‑tier venues (such as NeurIPS, ICML, ICLR, AIStats, MLSys, JMLR, AAAI, Nature, COLING, ACL, EMNLP)

What the job involves

• As a Member of Technical Staff in Data Analysis and Evaluation, you will play a pivotal role in ensuring the quality, reliability, and performance of our large language models (LLMs)
• Your primary focus will be on designing and conducting data collection tasks, assessing and evaluating dataset quality, and analysing the robustness and generalisability of our models
• You will work closely with cross‑functional teams, including researchers, engineers, and data annotators, to conduct data‑driven decision‑making and improve the overall effectiveness of our AI systems
• This role combines expertise in statistics, experimental design and human annotators and machine learning to ensure that our models are trained on high‑quality data and perform reliably across diverse scenarios
• You will contribute to Cohere’s mission of advancing AI by ensuring our systems are robust, scalable, and impactful
• Design and oversee data collection tasks, including supporting human annotators and ensuring data quality
• Develop and apply statistical methods to evaluate the quality and reliability of datasets
• Analyse and assess the generalisability and robustness of ML systems across diverse use cases
• Collaborate with teams to improve dataset quality and model performance
• Train and fine‑tune large language models (LLMs) on distributed training infrastructures
• Conduct experiments to evaluate model performance and identify areas for improvement

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