Senior Member of Technical Staff, Web Data

Highlights

• Build large-scale web pipeline powering Cohere's frontier language models.
• Turn raw, noisy internet data into high-quality pretraining corpora.
• Study web data composition and its impact on model performance.

What they offer

• Weekly $75 lunch stipend
• Full health and dental plus mental health budget
• RRSP matching, 401K, Pension Scheme
• 100% parental leave top-up for up to 6 months
• 6 weeks of paid vacation
• $500 home office stipend

Ideal candidate

A data-focused engineer passionate about turning messy web data into the foundation of frontier AI, who thrives bridging research and engineering to solve complex data quality challenges at scale.

Requirements

• Strong software engineering skills with proficiency in Python and experience building data pipelines
• Familiarity with data processing frameworks such as Apache Spark, Apache Beam, Pandas or similar
• Experience working with large-scale web datasets
• Knowledge of data quality assessment techniques and experimentation with data mixtures
• Passion for bridging research and engineering to solve complex data challenges in AI training