Lead GenAI Frontend Engineer - React/TS, AI UX, Libraries

EPAM Systems; Colombia; On-site; COP 120,000,000 - 210,000,000; Full time

Benefits offered by this job

Healthcare benefits

Employee financial programs

Paid time off and sick leave

Upskilling and certification courses

LinkedIn Learning access

Job summary

EPAM Systems in Colombia is seeking a Lead Full Stack Software Engineer to build GenAI-powered applications with intuitive web UIs and robust client-side integrations. You will collaborate with cross-functional teams to deliver scalable interfaces and reusable components for enterprise GenAI solutions.

The role requires 5+ years in React/TypeScript or Vue, full-stack experience, and strong Python backend skills with AWS/Docker.

Qualifications

• 5+ years building production apps with React, TS or Vue for enterprise use cases.
• 5-8 years full-stack experience spanning frontend UIs, REST APIs, and microservices.
• 2+ years integrating GenAI features and LLM APIs into web apps.
• Solid Python backend skills and 2+ years with cloud microservices on AWS, Docker.
• Proven track record building reusable component libraries and design systems.
• English proficiency at B2+ level or higher.

Responsibilities

• Architect and develop GenAI-powered applications with web UIs and client-side integrations.
• Craft responsive interfaces for streaming responses with low latency.
• Build and maintain a reusable frontend component library and design system.
• Bring LLM-based experiences using LangChain, LlamaIndex with OpenAI/Claude/Gemini.
• Collaborate with designers and product managers to iterate AI UX patterns.
• Ensure security, observability, and test coverage across client-side and full-stack.
• Produce high-performance web UIs for AI-driven interactions like streaming text.
• Maintain transparency and trust in AI outputs in the UI.

Skills

React

TypeScript

Vue

Full-Stack

GenAI

Python

English (B2+)

Tools

AWS

Docker

REST APIs

Job description

EPAM Systems in Colombia is seeking a Lead Full Stack Software Engineer to build GenAI-powered applications with intuitive web UIs and robust client-side integrations. You will collaborate with cross-functional teams to deliver scalable interfaces and reusable components for enterprise GenAI solutions.

The role requires 5+ years in React/TypeScript or Vue, full-stack experience, and strong Python backend skills with AWS/Docker.