Senior/Staff Machine Learning Engineer
New
R
RiverFinTech
Remote Americas + EuropeFull-TimeSenior
Salary150000 - 250000 USD per year
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Job Details
- Experience
- 4+ years
- Required Skills
- PostgreSQLPythonMLFlowPyTorchBigQuery
Requirements
- 4+ years of experience building and applying machine learning models in real-world settings, or comparable research experience
- Strong intuition for ML concepts and how they apply in practice (i.e., tradeoffs)
- Experience working on problems involving noisy, imbalanced, or real-world data
- You take ownership of systems and are comfortable solving ambiguous problems
- You have strong judgment around correctness, reliability, and operational risk
- You can translate between technical systems and business/product needs
- Excitement about what River is building
Responsibilities
- Design, build, and iterate on machine learning models and LLM-based systems that power critical decisions across fraud, compliance, growth, and operations
- Work with messy, real-world data to identify signals, build features, and continuously improve model performance
- Make practical tradeoffs between model performance, interpretability, and operational cost
- Partner closely with product and operations to identify and solve problems that directly impact experience of hundreds of thousands of clients
- Contribute to backend systems and data pipelines that support model training and inference (without being primarily an infrastructure role)
- Write high-quality, tested code and participate in code reviews
- Take long-term ownership of critical systems as River scales
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