Staff Software Engineer (ML/AI)

Company: River Financial

Job Category: Machine Learning / AI Engineering / Fintech / Bitcoin

Contract Type: Full-Time, Permanent

Location: Remote — USA, Europe, or South America (or SF/NYC onsite)

Salary: $200,000–$250,000 + equity

Application Link: https://jobs.ashbyhq.com/river

Job Description: You'll work on machine learning systems and AI infrastructure at River — building models and intelligent systems that improve product experiences, detect risk patterns, and support River's growing financial operations. This role combines ML expertise with production systems engineering.

Key Responsibilities:

• Design, build, and deploy ML models and AI systems supporting River's product and financial operations
• Build scalable ML infrastructure including feature pipelines, model serving, monitoring, and evaluation frameworks
• Collaborate with product and engineering teams to identify and ship AI-driven product improvements
• Ensure ML systems are reliable, observable, and production-grade
• Stay current with ML/AI advances and evaluate applicability to River's roadmap

Requirements:

• Staff or senior ML/AI engineering experience with production model deployment
• Strong Python and ML framework expertise (PyTorch, TensorFlow, or similar)
• Experience building end-to-end ML systems including data pipelines, training, and serving
• Systems engineering depth — comfortable with distributed systems and cloud infrastructure
• Interest in financial applications and Bitcoin a strong plus

Benefits: Unlimited PTO, equity, competitive compensation, fully remote within Americas and Europe.