Chief Full-Stack Software Engineer

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 integrationsDesign responsive and accessible frontend experiences crafted for streaming outputs and low-latency interactionsBuild and maintain reusable component libraries, hooks, and design systems for enterprise GenAI applicationsImplement LLM-driven user journeys leveraging LangChain or LlamaIndex with OpenAI, Claude, or GeminiPartner with designers and product managers to iterate quickly on AI UX patterns such as chat assistants, prompt builders, and feedback loopsGuarantee security, accessibility, observability, and comprehensive testing across client-side and full-stack workCraft responsive, accessible, high-performance web UIs for AI interactions including streaming text, prompt inputs, citations, and summariesSustain a shared library of reusable frontend components and hooks so teams can embed GenAI capabilities into their applicationsDevelop 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+ yearsExpertise in full-stack development spanning frontend UIs, REST APIs, and microservices across 7+ yearsProficiency in embedding GenAI features, LLM APIs, and prompt UI patterns in web applications for 3+ yearsSkills in Python backend development, plus 3+ years building and consuming cloud microservices on AWS, Docker, and REST APIsShowcase of building, documenting, and maintaining reusable component libraries, design systems, and custom hooksProficiency in English at a B2+ level or higher Nice to have Familiarity with real-time streaming UX patterns, covering SSE/WebSockets, prompt builders, citations, and summary UI componentsUnderstanding of WCAG 2.1 AA compliance and approaches to designing accessible UI componentsCompetency in client-side or Node.js LangChain, LangGraph, or LlamaIndex orchestrationKnowledge of RAG pipelines, vector search platforms such as Pinecone or OpenSearch, and embedding fundamentalsQualifications in AI evaluation tools, feedback loop design, and interface-level guardrails We offer International projects with top brandsWork with global teams of highly skilled, diverse peersHealthcare benefitsEmployee financial programsPaid time off and sick leaveUpskilling, reskilling and certification coursesUnlimited access to the LinkedIn Learning library and 22,000+ coursesGlobal career opportunitiesVolunteer and community involvement opportunitiesEPAM Employee GroupsAward-winning culture recognized by Glassdoor, Newsweek and LinkedIn EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.