Senior Machine Learning Engineer

We're looking for a Senior Machine Learning Engineer to join our AI team at ApprovalMax. You'll design and build agentic AI systems that automate complex approval workflows for finance teams across 17,000+ businesses. This is a high-impact role where your work directly shapes how companies handle millions of financial transactions.
What You'll Do

• Design, build, and deploy agentic systems using LangGraph and LangChain for workflow automation
• Develop and maintain ML models for anomaly detection, fraud prevention, and intelligent document processing
• Build evaluation frameworks and implement observability using LangFuse
• Deploy and scale ML services using Ray Serve or FastAPI + Redis + Celery
• Work with vector databases (pgvector) for RAG-based retrieval systems
• Collaborate closely with product and engineering to ship AI features with high accuracy requirements
• Contribute to architectural decisions for our growing AI infrastructure