Chief Python Engineer

About the Position

We are seeking a Chief Python Engineer to build a next-generation AI-powered financial assistant platform in a remote role across Mexico, Colombia, Brazil, and Argentina.

Responsibilities

• Design end-to-end architectures for an AI-powered financial assistant platform
• Build production-grade Python services and APIs using FastAPI
• Define evaluation strategies and test datasets to measure model quality and regressions
• Implement monitoring and failure analysis to detect and triage AI issues in production
• Establish security controls for sensitive data, access, and prompt-injection risks
• Optimize systems for quality, latency, reliability, and cost tradeoffs
• Partner with business users to gather requirements and validate solutions through rapid iteration
• Review, test, and validate AI-generated code from coding agents and assisted workflows
• Drive engineering standards for reliability, maintainability, and code quality
• Coordinate delivery in a low-formality environment with minimal process overhead

Requirements

• 7+ years of Python experience delivering production systems
• Senior leadership experience driving technical direction and mentoring engineers
• Strong system design skills for scalable, secure services
• Deep FastAPI experience or strong proficiency with equivalent Python frameworks
• Expert AI evaluation and quality engineering skills including automated evals and regression testing
• Advanced AI security knowledge including privacy, access control, and prompt-injection mitigations
• High autonomy and self-governance skills with loosely defined problem spaces
• Strong product judgment and edge-case thinking in fast-moving environments
• High quality standards for reliability, maintainability, and observability
• Advanced English proficiency (C1, Advanced)

Nice to Have

• Amazon Web Services
• Kubernetes
• Terraform
• ReactJS
• Anthropic Claude Code

We Offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Healthcare benefits
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn