Staff Machine Learning Engineer

We're hiring a Staff Machine Learning Engineer to be the embedded ML expert for Routing & Presence. You'll own the ML surface of our routing products end to end, from feature engineering and model design, through experimentation, to production serving, monitoring and continuous learning.

Requirements

• Apply classical ML (probabilistic models, feature engineering, optimisation, model selection)
• Work hands-on with generative AI and LLMs
• Design and run experiments end to end
• Ship ML in production
• Estimate ML project effort based on prior experience
• Communicate designs and decisions clearly to engineers and scientists
• Motivate research outcomes in terms of wider product strategy and long-term business goals
• Collaborate deeply with backend engineers
• Explain model behaviour, uncertainty, and limitations honestly to non-technical stakeholders
• Balance focused technical delivery with being interruptible enough to help teammates through their own ML questions and problems

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Visa Sponsorship
• Four Day Work Week
• Generous Parental Leave
• Tuition Reimbursement
• Relocation Assistance