Chief Python Engineer

EPAM Systems; Argentina; Remote; ARS 182,213,000 - 273,319,000; Full time

Job summary

EPAM Systems, Inc. seeks a Chief Python Engineer to architect an AI-powered financial assistant platform. You will lead a small, autonomous team to deliver production-grade Python services, focusing on quality, reliability, and secure architectures.

You will shape evaluation strategies, monitor AI systems, and drive engineering standards while collaborating with business users to iterate quickly and validate solutions.

Qualifications

• 7+ years of Python experience delivering production systems.
• Senior leadership experience mentoring engineers and driving technical direction.
• Strong system design skills for scalable, secure services.
• Deep FastAPI experience or equivalent Python frameworks.
• Advanced AI evaluation, automated evals and regression testing.
• High AI security knowledge including privacy and access control.
• High autonomy and self-governance in loosely defined problems.
• Excellent product judgment for fast-moving projects.
• Advanced English proficiency (C1)

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 for model quality.
• Implement monitoring and failure analysis for production AI.
• Establish security controls for sensitive data and prompt-injection risks.
• Optimize systems for quality, latency, reliability, and cost.
• Collaborate with business users to validate solutions via rapid iteration.
• Review and validate AI-generated code from agents and workflows.
• Drive engineering standards for reliability and observability.
• Coordinate delivery in a low-formality environment.

Skills

Python production systems

Senior leadership

System design

FastAPI

AI evaluation

AI security

Autonomy

Observability

English proficiency

Tools

Kubernetes

Terraform

ReactJS

Anthropic Claude

AWS

Job description

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.ResponsibilitiesDesign end-to-end architectures for an AI-powered financial assistant platformBuild production-grade Python services and APIs using FastAPIDefine evaluation strategies and test datasets to measure model quality and regressionsImplement monitoring and failure analysis to detect and triage AI issues in productionEstablish security controls for sensitive data, access, and prompt-injection risksOptimize systems for quality, latency, reliability, and cost tradeoffsPartner with business users to gather requirements and validate solutions through rapid iterationReview, test, and validate AI-generated code from coding agents and assisted workflowsDrive engineering standards for reliability, maintainability, and code qualityCoordinate delivery in a low-formality environment with minimal process overheadRequirements7+ years of Python experience delivering production systemsSenior leadership experience driving technical direction and mentoring engineersStrong system design skills for scalable, secure servicesDeep FastAPI experience or strong proficiency with equivalent Python frameworksExpert AI evaluation and quality engineering skills including automated evals and regression testingAdvanced AI security knowledge including privacy, access control, and prompt-injection mitigationsHigh autonomy and self-governance skills with loosely defined problem spacesStrong product judgment and edge-case thinking in fast-moving environmentsHigh quality standards for reliability, maintainability, and observabilityAdvanced English proficiency (C1, Advanced)Nice to haveAmazon Web ServicesKubernetesTerraformReactJSAnthropic Claude CodeWe offerInternational projects with top brandsWork with global teams of highly skilled, diverse peersHealthcare benefitsEmployee financial programsPaid time off and sick leaveUpskilling, reskilling and certification coursesUnlimited access to the LinkedIn Learning library and 22,000+ coursesGlobal career opportunitiesVolunteer and community involvement opportunitiesEPAM Employee GroupsAward-winning culture recognized by Glassdoor, Newsweek and LinkedIn