Senior / Staff Data Scientist, Applied AI

The role

You will own the reliability and quality bar for an AI copilot embedded in a trading platform. You will design evaluation systems, develop benchmarks, and build automated quality gates for market analysis and trading workflows.

What you will do

• Own the reliability and quality bar for an AI copilot embedded in a trading platform
• Design and build evaluation systems for correctness, safety, latency, and regression risk
• Develop and maintain benchmarks including golden sets and scenario suites
• Build automated quality gates and regression workflows
• Partner with engineering and product to define safe tool and action contracts
• Own model improvement loops tied to evals
• Design and operate monitoring and incident response for AI
• Develop a deep understanding of trading concepts

Required qualifications

• At least Eight (8) years of experience shipping production software
• Strong proficiency with any programming language
• Strong knowledge of computer science fundamentals, testing methodology, and systems design
• Experience building evaluation frameworks, test harnesses, and benchmark suites for complex systems
• Experience running model improvement cycles
• Ability to define metrics, build measurement pipelines, and drive engineering/product decisions from data
• Comfort working across the stack
• High degree of self-motivation and willingness to jump into unfamiliar areas to solve problems

Nice to have

• Experience with fine-tuning, preference optimization, distillation, or prompt/compiler-style techniques
• Experience creating domain-specific benchmarks and adversarial suites
• Deep experience with trading across asset classes, margin types, etc.
• Experience with Rust and performance-sensitive services
• Experience designing incident response and SLOs for ML/AI systems

Benefits

• Company equity
• 401k matching
• Gender neutral parental leave
• Full medical, dental and vision insurance
• Lunch stipends
• Fully stocked kitchens
• Happy hours
• Great location and amazing views

About the company

Clear Street is a diversified financial services firm founded in 2018 that is modernizing the brokerage ecosystem. They have built a cloud-native clearing and custody system to support global market trading volume.