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Senior Member of Technical Staff, Web Data

CohereTorontoModeling
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Salary
$250K - $535K CAD
Job type
Full-time
Work mode
Remote
Posted
1 Jun 2026
Status
Open · checked 7d ago

About this role

Cohere is hiring a remote-friendly Senior Member of Technical Staff, Web Data to build and maintain massive-scale web data pipelines for pretraining advanced language models. This role is ideal for an experienced software engineer passionate about transforming raw internet data into high-quality training sets for artificial intelligence systems.

Role Overview

In this position, you will act as a vital contributor to the development of large-scale web data pipelines that support the company's language models. Your daily focus will involve working with large web corpora to convert noisy internet information into pristine training material. You will take ownership of crucial pipeline stages such as parsing, extraction, filtering, and deduplication. Additionally, you will study data composition and evaluate how information quality influences downstream model performance while collaborating closely with data and evaluation teams.

Key Responsibilities

Maintain large-scale processing pipelines for web corpora.
Build and manage quality-scoring and filtering systems to isolate high-value web documents.
Review web data composition across various time periods, languages, and domains.
Design and upkeep high-performance deduplication pipelines.
Partner with researchers and engineers to guarantee data pipelines satisfy the demands of modern language models.

Requirements

Strong software engineering abilities, including fluency in Python and data pipeline construction experience.
Familiarity with processing tools and frameworks like Apache Spark, Apache Beam, or Pandas.
Practical background working with large-scale web datasets.
Understanding of data quality evaluation methods and experimentation with data mixtures.
Enthusiasm for connecting research and engineering to tackle complex data challenges in AI training.

Nice to Have

Authored a paper accepted at top-tier venues such as NeurIPS, ICML, ICLR, AIStats, MLSys, JMLR, AAAI, Nature, COLING, ACL, or EMNLP.

Skills and Tools

Python
Apache Spark
Apache Beam
Pandas
Large-scale web datasets
Data deduplication and filtering systems

Salary and Benefits

Annual salary range between CAD 250,000 and CAD 535,000.
Weekly lunch stipend of $75 or local currency equivalent.
Comprehensive health and dental coverage alongside a dedicated mental health budget.
Retirement plans including RRSP matching, 401K, and Pension Scheme.
Full parental leave top-up of 100% for up to six months for either parent.
Annual enrichment benefits covering wellness, fitness, arts, culture, and workspace improvements, plus an education and learning stipend.
30 working days (6 weeks) of paid vacation.
Travel budget to visit other company offices and attend an annual company offsite.
Home office setup stipend of $500, plus co-working space benefits for remote employees.

About the Company

Cohere is a security-first enterprise artificial intelligence company building cutting-edge foundation models and end-to-end solutions for real-world business problems. Headquartered in Toronto with global offices in London, New York City, San Francisco, Montreal, Paris, Berlin, and Seoul, the organization brings together passionate researchers, designers, and engineers dedicated to driving the widespread adoption of AI.

How to Apply

Interested candidates should submit their application directly on the official Cohere careers page.

Skills and tech stack

Questions candidates ask

Is this position remote?

Yes, this role is remote-friendly with no strict location restrictions, though candidates are expected to align with core EST or EU time zones and working hours.

What is the salary range for this role?

The annual salary ranges from 250,000 to 535,000 Canadian Dollars (CAD).

What technical skills are required?

Candidates need strong software engineering skills in Python, experience building data pipelines, and familiarity with processing frameworks like Apache Spark, Apache Beam, or Pandas.

How much paid vacation do employees receive?

Full-time employees receive 30 working days, which equals 6 weeks of paid vacation.

Where should I submit my application?

Applications should be submitted directly on the official Cohere careers page.

Ready to apply?

The application is on the official Cohere careers page.

Apply on company site