7 months ago
Toronto, Canada +3 moreSenior / Staff+
H1B Sponsor
Responsibilities
- Lead the design and delivery of custom LLM solutions for enterprise customers.
- Translate ambiguous business problems into well-framed ML problems with clear success criteria and evaluation methodologies.
- Build custom models using Cohere’s foundation-model stack, CPT recipes, post-training pipelines including RLVR, and data assets.
- Develop state-of-the-art modeling techniques that improve model performance for customer use cases.
- Contribute new capabilities, tuning strategies, and evaluation frameworks to the foundation-model stack.
- Identify high-value enterprise opportunities where LLMs can create transformative impact.
- Provide technical leadership across discovery, scoping, modeling, deployment, agent workflows, and post-deployment iteration.
- Establish evaluation frameworks and success metrics for custom modeling engagements.
- Mentor engineers across distributed teams and improve organizational engineering and modeling quality.
Requirements
- Strong machine-learning fundamentals and the ability to frame complex, ambiguous problems as ML solutions.
- Fluency with Python and core ML/LLM frameworks.
- Experience with large-scale datasets and distributed training or inference pipelines.
- Understanding of LLM architectures, tuning techniques including CPT and post-training, and evaluation methodologies.
- Demonstrated ability to meaningfully shape LLM performance.
- Experience engaging directly with customers or stakeholders to design and deliver ML-powered solutions.
- A track record of technical leadership at a team level.
- A broad view of the ML research landscape and a desire to push the state of the art.
- Comfort with ambiguity, high ownership, collaboration, and a bias toward action.
Benefits
- Open and inclusive culture and work environment
- Weekly lunch stipend, in-office lunches, and snacks
- Full health and dental benefits, including a separate mental-health budget
- 100% parental-leave top-up for up to six months
- Personal enrichment benefits for arts and culture, fitness and well-being, quality time, and workspace improvement
- Remote-flexible work with offices in Toronto, New York, San Francisco, London, and Paris, plus a co-working stipend
- Six weeks of vacation, or 30 working days
Tech Stack
Categories
AI ResearchML Engineering
About Cohere
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