Cohere

Member of Technical Staff - RL Environments

Cohere
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4 hours ago
London, United KingdomSenior
H1B Sponsor

Responsibilities

  • Build new reinforcement-learning environments for different agent capabilities and industry areas.
  • Train and evaluate AI agents within reinforcement-learning environments.
  • Integrate tasks, data, tool implementations, and verifiers.
  • Collaborate across modeling and product teams to identify agent-performance gaps and improve agents and environments.
  • Work with external vendors to create expert-built reinforcement-learning environments.
  • Build tools to ensure task, data, and verifier quality.
  • Automate discovery of model capability gaps and systematically measure agent performance during evaluations and training.

Requirements

  • Experience engineering agents and optimizing them for specific industry use cases.
  • Extensive hands-on experience reviewing agent trajectories to identify failure points and resolving them through model training or harness engineering.
  • Experience measuring agent capabilities and creating repeatable evaluation processes.
  • Experience defining desired agent outcomes, implementing verifiers, and tuning reward designs.
  • Experience designing and running annotation workflows to analyze agent performance and verify data quality.
  • Experience building synthetic data pipelines to scale evaluation and training efforts.
  • Regular use of agents with demonstrated improvements to personal workflows.
  • Experience with reinforcement-learning training, including scaling, troubleshooting, and tuning environments, is a plus.

Benefits

  • Weekly lunch stipend of $75/£75 or equivalent in local currency.
  • Full health and dental benefits, including a separate mental health budget.
  • RRSP matching, 401K, and Pension Scheme.
  • 100% parental leave top-up for up to 6 months for either parent.
  • Annual enrichment benefits covering arts and culture, fitness and wellness, quality time, and workspace improvement.
  • Education and learning stipend for conferences, courses, and coaching.
  • Six weeks of paid vacation, or 30 working days.
  • Travel budget for remote employees to visit other offices and an annual company offsite.
  • Remote-friendly work arrangement with offices in Toronto, London, New York City, San Francisco, Montreal, Paris, Berlin, and Seoul.
  • Co-working benefit for employees not near an office.
  • Daily lunch program, snacks, and community and social events for office-based employees.
  • $500 home office stipend.

Categories

AI Research
Cohere

About Cohere

201-500 employees

Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation models and end-to-end AI products designed to solve real-world business problems. We partner closely with companies to deliver seamless integration, full customization, and easy-to-use solutions for their workforce and customers. Our all-in-one platform offers enterprises the highest levels of data security, privacy and optionality to deploy across all major cloud providers, private cloud environments, or on-premises. HQ: 171 John Street, 2nd Floor, Toronto, ON M5T 1X3