Senior Member of Research Staff, Voleon Securities
Develops and optimizes AI/ML models for financial market prediction and portfolio optimization in securities trading. Requires 5+ years directing research, PhD-level expertise in ML/statistics, and production coding skills.
275k – 300k/yr
Hybrid5+ YOEML Engineering
About the role
Responsibilities
Develop a rich understanding of Voleon Securities' challenges and methodologies and propose research innovations and experiments to build, maintain, and optimize the models that govern our trading strategy
Prepare and analyze new datasets to assess their predictive efficacy
Develop, validate, and implement new models into production
Design and conduct experiments to improve simulations and evaluate the success of new models in a live trading environment
Build collaborative relationships cross-functionally and with key contacts outside your own area of expertise, with the potential to serve as an external spokesperson for Voleon Securities
Communicate and collaborate effectively with key stakeholders at each stage, facilitating meaningful discussions around complex issues and driving progress towards tangible outcomes
Mentor other researchers and provide technical guidance, coaching, and feedback
Keep up to date on the latest academic research to identify novel approaches to explore for application to trading and market prediction
Contribute to Voleon's efforts to recruit exceptional talent
Requirements
5-10+ years of related experience directing key research projects and mentoring colleagues
Capability to run multiple projects simultaneously, exercising judgment in the methods, techniques, and evaluation criteria for determining results
Ability to make well-reasoned design decisions, identifying and proactively potential issues, tradeoffs, risks, and the appropriate level of abstraction
Expertise modern statistical methods and machine learning with a track record as an applied researcher, preferably with experience in at least one of the following: optimal control, deep RL, deep learning, and causal inference
Evidence of strong mathematical abilities (e.g., publication record, graduate coursework, or competition placement)
Strong skills in software development techniques and production level coding (Python and/or R preferred)
Effective at communicating complex technical issues simply and transparently, including writing insightful documentation
Ability to influence without requiring formal authority, with a proven track record of influence beyond your team
Interest in financial applications is essential, but prior finance industry experience is not a prerequisite
Ph.D. level coursework is required, and a Ph.D. degree in a relevant field is preferred
Leads key research projects in statistical machine learning for financial market prediction and portfolio optimization, from basic research to production deployment. Requires 5+ years experience, PhD-level expertise, strong ML/math skills, and Python/R proficiency.
275k – 300k/yr
Hybrid5+ YOEML Engineering
Staff Applied Scientist - Dashboards
DatadogNew York, NY
Staff Applied Scientist defining evaluation strategy and quality metrics for Datadog's AI-native Dashboards product. Owns ML/GenAI evaluation systems, builds datasets and harnesses, and drives improvements in retrieval, tool selection, and agent performance.
276k – 345k/yr
Hybrid10+ YOEML Engineering
Staff Machine Learning Engineer, Underwriting and Credit
SquareUnited States
Senior IC building and maintaining ML underwriting and credit decisioning models for Cash App Borrow and Afterpay. Owns full modeling lifecycle including experimentation, calibration, deployment, and monitoring.
Staff Applied ML Engineer building and operating production ML decision systems to detect and prevent payment fraud, scams, identity abuse, and marketplace risk across Block.
277k – 415k/yr
On-site12+ YOEML Engineering
Staff Applied Machine Learning Engineer
SquareUnited States
Build and operate production ML systems for ranking, recommendations, search, and customer intelligence signals used across product, growth, risk, and decisioning teams. Requires 12+ years of production ML experience and deep expertise in intelligent systems.