Lead Frontend Engineer - GenAI UIs (Remote)

EPAM Systems Inc; Chicago (IL); Remote; USD 150,000 - 165,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance (

Job summary

EPAM Systems, Inc. seeks a Lead Software Engineer, Applied AI (Frontend Leading) to design and deliver GenAI-powered enterprise web UIs.

You will bridge LLM orchestration with intuitive user experiences, building a reusable frontend library and streaming interfaces using React, TypeScript, or Vue. You will collaborate with designers and product managers to harden security, accessibility, observability, and test coverage across client-side and full-stack components.

Qualifications

• 5+ years of production experience with React/TypeScript/Vue in enterprise web applications.
• 5–8 years of software engineering experience across the full web stack (frontend UIs, REST APIs, microservices).
• 2+ years of experience integrating GenAI features, LLM APIs, and prompt UI patterns into web applications.
• Strong Python backend development skills and 2+ years of experience consuming/building cloud microservices on AWS, Docker, and REST APIs.
• Experience building, documenting, and maintaining reusable component libraries and design systems.

Responsibilities

• Design and build end-to-end GenAI-powered applications, emphasizing intuitive web-based UIs and performant client-side API integrations
• Develop responsive, accessible frontend interfaces using React, TypeScript, or Vue, engineered for streaming responses and low latency
• Build and maintain a library of reusable frontend components, hooks, and design systems for enterprise GenAI applications
• Implement LLM-based experiences using frameworks like LangChain or LlamaIndex with leading model providers (OpenAI, Claude, Gemini, etc.)
• Collaborate closely with designers and product managers to iterate rapidly on novel AI UX patterns (chat assistants, prompt builders, feedback loops)
• Ensure top-tier security, accessibility (a11y), observability, and test coverage across client-side and full-stack implementations

Skills

React

TypeScript

Vue

Frontend architecture

GenAI integration

Python

AWS

REST APIs

Tools

Docker

LangChain

LlamaIndex

OpenAI API

Job description

EPAM Systems, Inc. seeks a Lead Software Engineer, Applied AI (Frontend Leading) to design and deliver GenAI-powered enterprise web UIs.

You will bridge LLM orchestration with intuitive user experiences, building a reusable frontend library and streaming interfaces using React, TypeScript, or Vue. You will collaborate with designers and product managers to harden security, accessibility, observability, and test coverage across client-side and full-stack components.