Remote Lead Frontend AI Engineer - GenAI UX & Integrations

EPAM Systems, Inc.; United States; Remote; USD 150,000 - 165,000; Full time

Job summary

EPAM Systems, Inc. seeks a Lead Software Engineer, Applied AI (Frontend Leading) to build GenAI-powered UIs and frontend integration libraries across IT, HR, Finance, and more.

You will bridge LLM orchestration with enterprise UX, delivering responsive interfaces with streaming capabilities. Requirements include 5+ years with React/TypeScript/Vue, 5–8 years across full web stack, and 2+ years integrating GenAI features.

Qualifications

• 5+ years of production experience with modern frontend frameworks (React/TypeScript/Vue).
• Experience designing and building GenAI-powered frontend UIs and client-side integrations.
• Ability to build reusable component libraries and design systems for enterprise apps.

Responsibilities

• Design and build GenAI-powered frontend applications and integrations.
• Develop responsive, accessible frontend interfaces focused on low latency and streaming responses.
• Create and maintain a library of reusable UI components, hooks, and design systems.
• Implement LLM-based experiences using LangChain or LlamaIndex with leading model providers.
• Collaborate with designers and product managers to iterate on AI UX patterns and ensure security, accessibility, and test coverage.

Skills

React

TypeScript

Vue

REST APIs

Streaming UI

Tools

LangChain for JavaScript

LlamaIndex

Pinecone

OpenSearch

Job description

EPAM Systems, Inc. seeks a Lead Software Engineer, Applied AI (Frontend Leading) to build GenAI-powered UIs and frontend integration libraries across IT, HR, Finance, and more.

You will bridge LLM orchestration with enterprise UX, delivering responsive interfaces with streaming capabilities. Requirements include 5+ years with React/TypeScript/Vue, 5–8 years across full web stack, and 2+ years integrating GenAI features.