Staff Machine Learning Engineer

Responsibilities

• Apply a rigorous scientific mindset to underwriting new customer segments using alternative data sources and advanced architectures
• Lead complex ML Operations and Infrastructure initiatives to scale data ingestion and neural network usage
• Design and implement the full credit modeling stack and ensure robust production integration
• Use data science techniques to bring clarity to messy datasets and business decisions
• Identify and execute material improvements to credit policy through analytical lens
• Support team members with model updates and real-time production troubleshooting
• Operate within a regulated banking framework balancing innovation with compliance

Requirements

• Minimum 8 years of experience with a Bachelor's, 6 years with a Master's, or 3 years with a PhD
• Proven track record of developing and deploying machine learning and statistical models in production
• Degree in a technical field such as Computer Science, Mathematics, Statistics, Physics, or Engineering
• Strong quantitative intuition and data visualization skills
• Ability to communicate clearly with both technical and non-technical stakeholders
• Pragmatic approach to problem-solving within technical and regulatory constraints

About the Company

Block is a company built from many blocks, including Square, Cash App, Afterpay, TIDAL, and Bitkey, all united by the purpose of economic empowerment.