Senior Python Architect for AI-Powered Finance Platform

EPAM Systems; México; On-site; MXN 1,000,000 - 1,800,000; Full time

Benefits offered by this job

Healthcare benefits

Paid time off

Upskilling courses

Global career opportunities

Job summary

EPAM Systems is seeking a Chief Python Engineer to lead design and delivery of an AI-powered financial assistant platform. You will shape architecture, ensure quality and drive delivery within a small, high-competence team.

The role requires 7+ years of Python production systems experience, deep FastAPI expertise, strong leadership, and advanced English. You will collaborate across multinational teams on cutting-edge solutions.

Qualifications

• 7+ years of Python experience delivering production systems.
• Senior leadership experience 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).

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.

Skills

Python

Senior leadership

System design

FastAPI

AI evaluation

AI security

Autonomy

Product judgment

Observability

English proficiency

Tools

AWS

Kubernetes

Terraform

ReactJS

Anthropic Claude Code

Job description

EPAM Systems is seeking a Chief Python Engineer to lead design and delivery of an AI-powered financial assistant platform. You will shape architecture, ensure quality and drive delivery within a small, high-competence team.

The role requires 7+ years of Python production systems experience, deep FastAPI expertise, strong leadership, and advanced English. You will collaborate across multinational teams on cutting-edge solutions.