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Senior / Staff Data Scientist, Applied AI
Clear Street is hiring a Senior/Staff Data Scientist to own the reliability of an AI copilot embedded in its trading platform — building evaluation systems, benchmarks, quality gates, and model improvement loops. Core work spans LLM evals/telemetry plus its stack of Rust, TypeScript, Postgres, and React.
Staff Data Scientist
Staff-level technical leader in Hims & Hers' data org (London): turns ambiguous business problems into production ML for growth, supply chain and marketing attribution, sets modeling standards, and mentors data scientists. Core stack: Python, SQL, pandas/NumPy/scikit-learn, PyTorch/XGBoost, AWS/GCP, CI/CD and ML Ops.
Staff Data Scientist
Valero is the best-in-class producer of essential fuels and products that are foundational to modern life. We invite you to join our ~10,000 employees to drive exceptional results for our company, the energy industry…
Staff AI Data Scientist (Remote)
Role Specific Information Job Description About the Role As Staff AI Data Scientist, you will work with a data science team and cross-functional partners to solve business challenges and promote data-driven…
Staff Data Scientist
Designs and owns data frameworks to model unit economics for a healthcare startup, linking customer acquisition, product lifecycles, and reimbursement cycles to guide pricing, marketing spend, and profitability decisions.
Staff Data Scientist, SMAI
Responsibilities include, but not limited to: Design, develop, and program methods, processes, and systems to consolidate and analyze unstructured, diverse “big data” sources to generate actionable insights and…
Staff Data Scientist, SMAI OI
We are seeking a highly motivated Agentic AI Data Scientist to lead the design and deployment of next-generation AI agents that drive end-to-end planning and operational optimization within SMAI (Smart Manufacturing &…
Staff Data Scientist
Who Are We? Taking care of our customers, our communities and each other. That’s the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in…
Staff Data Scientist - Payments
Staff Data Scientist on Circle's payments team, partnering with product and business leaders to turn data into strategy: building foundational datasets, metrics, dashboards, and analyses of customer behavior, payments activity, and on-chain blockchain data using SQL, Python, and statistical modeling.
Senior Staff Data Scientist
Senior Staff Data Scientist at Grubhub (part of Wonder) shaping applied data-science strategy for a US food-ordering and delivery marketplace. Day to day: design causal inference and experimentation frameworks, work on ETA accuracy, pricing, and supply/demand forecasting, mentor scientists, and partner with engineering to take ML systems to production using Python and SQL.
Grupo Quinto Andar - Staff Data Science
Staff-level Data Scientist at Grupo QuintoAndar (Latin America's largest proptech ecosystem) working inside product squads on search/recommendation systems, pricing, liquidity and credit models, and LLM/generative-AI features like chatbots. Requires 3+ years of Data Science experience, strong Python and ML production skills; hybrid role based in Buenos Aires (1 day/week in office).
Staff Data Scientist
Lead complex AI/ML modeling projects for an insurtech platform, blending deep learning and LLMs with traditional techniques to predict risk and drive business decisions.
Staff Data Scientist (Product & Ops)
Staff Data Scientist at a behavioral healthcare startup, leading statistical modeling and causal inference to shape product and operational decisions using Python, SQL, and Snowflake.
Staff Data Scientist (Product & Ops)
Staff Data Scientist at Charlie Health designs and implements statistical models and analyses to guide product, operations, and clinical decisions, using SQL, Python/R, and causal inference methods to improve mental healthcare access and outcomes.
Staff Data Scientist - Trading & Quant (d/f/m)
Lead data scientist for trading & quant at Flexa: research and productionize algorithms that trade the energy flexibility of Enpal's residential battery fleet on energy markets. Core stack is Python, statistics/time-series forecasting, optimization, and AWS for deploying live trading strategies.
Staff Data Scientist
Leads AI/ML solutions for media localization (e.g., captioning, translation) by designing scalable systems, mentoring teams, and driving data-driven innovation in production environments.