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EPAM Systems

1 month ago

Chief Full Stack Software Engineer

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Company information

Company
EPAM Systems
Location
Argentina Argentina
Posted
1 month ago
View all jobs at EPAM Systems

Job description

We are building GenAI-powered web experiences with intuitive UI and low-latency integrations to bring automation into everyday enterprise workflows. As a Chief Full Stack Software Engineer, you will lead frontend UX patterns, reusable component libraries, and full-stack delivery across React/TypeScript/Vue and Python microservices on AWS. Apply now to help scale trusted AI experiences across the organization

Responsibilities

  • Architect and deliver end-to-end GenAI-powered applications with intuitive web UIs and fast client-side API integrations
  • Engineer responsive, accessible frontend experiences optimized for streaming responses and low latency
  • Develop and evolve reusable frontend components, custom hooks, and design systems for enterprise GenAI applications
  • Implement LLM-driven features using frameworks like LangChain or LlamaIndex with OpenAI, Claude, or Gemini
  • Partner with designers and product managers to iterate quickly on AI UX patterns including chat assistants, prompt builders, and feedback loops
  • Enforce security, accessibility, observability, and test coverage across client-side and full-stack work
  • Create high-performance, accessible web UIs for AI interaction patterns such as streaming text, prompt inputs, citations, and summaries
  • Maintain shared component and hook libraries so internal teams can embed GenAI capabilities into their applications
  • Deliver UI components that increase transparency, observability, and user confidence in AI-generated outputs

Requirements

  • Proven track record with React, TypeScript, or Vue in production for enterprise web applications (7+ years)
  • Extensive full-stack engineering experience delivering frontend UIs, REST APIs, and microservices (7+ years)
  • Hands-on background integrating GenAI features, LLM APIs, and prompt UI patterns into web applications (3+ years)
  • Advanced Python backend development skills, including building and consuming cloud microservices on AWS with Docker and REST APIs (3+ years)
  • Demonstrated ability to build, document, and maintain reusable component libraries, design systems, and custom hooks
  • English proficiency at B2+ (Upper-Intermediate) level
  • Working knowledge of GraphQL for client-server data interactions
  • Practical experience with LangChain or LlamaIndex in JavaScript/Node.js contexts
  • Familiarity with Model Context Protocol concepts and integration considerations
  • Exposure to React Native for shared UI patterns across web and mobile surfaces
  • Understanding of vector databases and embedding concepts used in RAG-style applications

Nice to have

  • Familiarity with real-time streaming UX patterns such as SSE/WebSockets, prompt builders, citations, and summary UI components
  • Knowledge of WCAG 2.1 AA compliance and accessible UI component architecture
  • Skills in client-side or Node.js LangChain, LangGraph, or LlamaIndex orchestration
  • Familiarity with RAG pipelines, vector search tools like Pinecone or OpenSearch, and embedding concepts
  • Background in AI evaluation tooling, feedback loops, and guardrails in user interfaces

Required skills

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