Member of Technical Staff, Senior/Staff MLE

What You’ll Do

Technical Leadership & Solution Design

• 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.

Modeling, Customization & Foundations Contribution

• Build custom models using Cohere’s foundation model stack, CPT recipes, post-training pipelines (including RLVR), and data assets.
• Develop SOTA modeling techniques that directly enhance model performance for customer use-cases.
• Contribute improvements back to the foundation-model stack — including new capabilities, tuning strategies, and evaluation frameworks.

Customer-Facing Technical Impact

• Work closely with enterprise customers to identify high-value opportunities where LLMs can unlock 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.

Team Mentorship & Organizational Impact

• Mentor engineers across distributed teams.
• Drive clarity in ambiguous situations, build alignment, and raise engineering and modeling quality across the organization.

You May Be a Good Fit If You Have:Technical Foundations

• Strong ML fundamentals and the ability to frame complex, ambiguous problems as ML solutions.
• Fluency with Python and core ML/LLM frameworks.
• Experience working with large-scale datasets and distributed training or inference pipelines.
• Understanding of LLM architectures, tuning techniques (CPT, post-training), and evaluation methodologies.
• Demonstrated ability to meaningfully shape LLM performance.

Experience & Leadership

• 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.

Mindset

• Bias toward action, high ownership, and comfort with ambiguity.
• Humility and strong collaboration instincts.
• A deep conviction that AI should meaningfully empower people and organizations.

Join UsThis is a pivotal moment in Cohere’s history. As an MTS in Applied ML, you will define not only what we build — but how the world experiences AI. If you're excited about building custom models, solving generational problems for global organizations, and shaping frontier-model capabilities, we’d love to meet you.

If any of the above doesn’t line up exactly with your experience, we still encourage you to apply

We strive to create an inclusive work environment for all; we welcome applicants from all backgrounds and are committed to providing equal opportunities. Should you require any accommodations during the recruitment process, please submit an Accommodations Request Form, and we will work together to meet your needs.

We may use AI-enabled tools to screen and assess applicants against the criteria for this position. This helps our recruiters identify potentially qualified candidates, but it doesn't limit the applications our recruiters may review or consider.