Senior AI Agentic Developer

EPAM Systems, Inc.; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Healthcare benefits

Paid time off

Upskilling programs

LinkedIn Learning access

Global career opportunities

Job summary

EPAM Systems, Inc. seeks a Senior AI Agentic Developer to lead next-gen AI-driven development, shaping retail experiences.

You will design, implement, and scale GenAI systems across backend Python/FastAPI and frontend React/TypeScript, with Vertex AI and AI tooling.

Join a global team delivering end-to-end AI solutions with observability, cost optimization, and robust production support.

Qualifications

• Experience building GenAI-powered applications and agentic systems.

Responsibilities

• Design, develop, deploy, and maintain AI-powered applications using Python/FastAPI backends, React/TypeScript frontends, and Google Cloud Vertex AI.
• Take end-to-end ownership of GenAI systems, including architectural decisions, feature delivery, operational readiness, production support, and cost optimization.
• Collaborate with solution engineers, architects, and product teams to develop technical design specifications and validate alignment with architectural standards, non-functional requirements, and business needs.
• Implement LLM orchestration patterns, including prompt engineering, retrieval-augmented generation (RAG), multi-agent workflows, and structured-output generation.
• Build and maintain observability pipelines for AI platforms, including trace analysis, token-usage tracking, cost monitoring, and quality metrics.
• Provide technical guidance and mentorship across the team, helping colleagues build skills in agentic development practices, prompt-engineering techniques, and AI-tool integration.
• Troubleshoot issues, analyze root causes, and code, test, and implement software enhancements across the full stack.

Skills

Generative AI

Python

FastAPI

React

TypeScript

LLM observability

Prompt engineering

Multi-agent systems

Tool calling

Kubernetes

Docker

CI/CD

GitHub Actions

Vertex AI

Google Cloud

SQL

PostgreSQL

MySQL

Alembic

RBAC

OAuth 2.0

JWT

Tools

Claude Code

GitHub Copilot

Cursor

Windsurf

LangFuse

LangSmith

Grafana

Dynatrace

Splunk

Vertex AI

Job description

We are seeking a Senior AI Agentic Developer to spearhead our next-generation AI-powered development initiatives. You will develop cutting-edge solutions that redefine the retail experience and position the client as an industry leader in generative AI.ResponsibilitiesDesign, develop, deploy, and maintain AI-powered applications using Python/FastAPI backends, React/TypeScript frontends, and Google Cloud Vertex AI, while adhering to development best practices and quality standardsTake end-to-end ownership of assigned GenAI systems, including architectural decisions, feature delivery, operational readiness, production support, and cost optimizationAdopt AI-augmented development workflows and demonstrate effective collaboration with AI coding assistants such as Claude Code and GitHub Copilot to accelerate delivery and improve code qualityPartner with solution engineers, architects, and product teams to develop technical design specifications and validate alignment with architectural standards, non-functional requirements, and business needsImplement LLM orchestration patterns, including prompt engineering, retrieval-augmented generation (RAG), multi-agent workflows, and structured-output generationBuild and maintain observability pipelines for AI platforms, including trace analysis, token-usage tracking, cost monitoring, and quality metricsProvide technical guidance and mentorship across the team, helping colleagues build skills in agentic development practices, prompt-engineering techniques, and AI-tool integrationPerform cross-platform analysis and trade-off assessments across backend technologies, frontend technologies, and AI services to ensure architectural consistency and identify optimization opportunitiesTroubleshoot issues, analyze root causes, and code, test, and implement software enhancements across the full stackEnsure timely delivery of AI initiatives by proactively communicating risks, blockers, and schedule impacts, and drive resolution to maintain commitmentsManage concurrent deliverables across services and platforms, respond to operational requests, and resolve production issues effectivelyUse observability and monitoring tools, including LangFuse, Grafana, Dynatrace, and Splunk, to review dashboards, investigate anomalies, monitor AI-model performance, and track cost metricsRequirements3+ years of experience in software development, with hands-on expertise in generative AI and agentic development, including AI coding assistants such as Claude Code, GitHub Copilot, Cursor, and WindsurfExpertise in generative AI application development, GenAI design patterns, and GenAI cloud platforms, including Google Cloud Vertex AI, Gemini, Anthropic Claude, and OpenAIProficiency in LLM observability and tracing with Langfuse, LangSmith, or similar platformsSkills in prompt-engineering techniques, including chain-of-thought prompting, few-shot learning, and structured outputsKnowledge of LLM orchestration, RAG architectures, multi-agent systems, tool calling, and agent evaluationProficiency in Python, FastAPI, asynchronous programming, Pydantic, and SQLAlchemy ORMBackground in MySQL and PostgreSQL databases, query optimization, and Alembic migrationsFamiliarity with authentication and authorization patterns, including OAuth 2.0, Okta, JWT, and role-based access control (RBAC)Competency in Docker, Docker Compose, Kubernetes, and container orchestrationSkills in React, TypeScript, Zustand state management, and Material UI (MUI)Familiarity with data-visualization libraries, including Recharts and D3.jsKnowledge of Google Cloud Platform, including Vertex AI, Cloud Run, BigQuery, Cloud Storage, and IAM, and experience with Git, CI/CD, GitHub Actions, and ArgoCDEnglish proficiency at B2 level or higherWe 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