EPAM Systems logo
EPAM Systems

4,192 open roles

Chief Full-Stack Software Engineer

Remote (ArgentinaChileColombia)Full-timePosted Oct 6, 2026

Job description

We are seeking a Chief Full-Stack Software Engineer to craft intuitive, high-speed web interfaces and integration libraries for GenAI and smart automation. You will develop reusable UI foundations and link streaming AI experiences to APIs and microservices across business teams. Apply today.

Responsibilities

Architect and deliver end-to-end GenAI applications, prioritizing intuitive web UIs and fast client-side API integrations Design responsive and accessible frontend experiences crafted for streaming outputs and low-latency interactions Build and maintain reusable component libraries, hooks, and design systems for enterprise GenAI applications Implement LLM-driven user journeys leveraging Lang.

Chain or Llama. Index with OpenAI, Claude, or Gemini Partner with designers and product managers to iterate quickly on AI UX patterns such as chat assistants, prompt builders, and feedback loops Guarantee security, accessibility, observability, and comprehensive testing across client-side and full-stack work Craft responsive, accessible, high-performance web UIs for AI interactions including streaming text, prompt inputs, citations, and summaries Sustain a shared library of reusable frontend components and hooks so teams can embed GenAI capabilities into their applications Develop UI components that boost transparency, observability, and trust in AI-generated outputs Requirements Background in delivering production enterprise apps with React, TypeScript, or Vue for 7+ years Expertise in full-stack development spanning frontend UIs, REST APIs, and microservices across 7+ years Proficiency in embedding GenAI features, LLM APIs, and prompt UI patterns in web applications for 3+ years Skills in Python backend development, plus 3+ years building and consuming cloud microservices on AWS, Docker, and REST APIs Showcase of building, documenting, and maintaining reusable component libraries, design systems, and custom hooks Proficiency in English at a B2+ level or higher Nice to have Familiarity with real-time streaming UX patterns, covering SSE/Web.

Sockets, prompt builders, citations, and summary UI components Understanding of WCAG 2.1 AA compliance and approaches to designing accessible UI components Competency in client-side or Node.js Lang. Chain, Lang. Graph, or Llama. Index orchestration Knowledge of RAG pipelines, vector search platforms such as Pinecone or Open.

Search, and embedding fundamentals Qualifications in AI evaluation tools, feedback loop design, and interface-level guardrails

Description copied from EPAM Systems's careers page. Read the full posting before you apply.

More jobs at EPAM Systems

See all openings at EPAM Systems