We are looking for a Chief Python Engineer to build a next-generation AI-powered financial assistant platform and need a highly autonomous senior engineer to shape architecture, quality, and delivery.

You will work in a small, high-competence team to rapidly iterate on chat, reporting, and bespoke interfaces for client workflows.

Responsibilities

Design end-to-end architectures for an AI-powered financial assistant platform

Build production-grade Python services and APIs using FastAPIDefine 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

Requirements7+ 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

ReactJSAnthropic 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 Linked

In Learning library and 22,000+ courses

General career opportunities

Volunteer and community involvement opportunitiesEPAM Employee Groups

Award-winning culture recognized by Glassdoor, Newsweek and Linked

In #J-18808-Ljbffr

📌 Chief Python Engineer (Argentina)
🏢 EPAM Systems
📍 Argentina