Chief JavaScript Full-Stack Engineer

Description

Summary: Seeking a Chief JavaScript Full-Stack Engineer to lead the technical vision and strategy for secure, enterprise-grade AI Agents, shaping user-facing interfaces and streaming UX ecosystems. Highlights: 1. Define technical vision for intelligent, user-facing AI agent interfaces 2. Drive design of high-performance, enterprise-scale frontend platforms for AI 3. Influence engineering culture, standards, and long-term direction globally We are seeking a **Chief JavaScript Full\-Stack Engineer** to join our global AI Engineering team and shape the future of secure, enterprise\-grade AI Agents at scale. In this role, you will define the overarching technical vision and strategy for intelligent, user\-facing agentic interfaces, frontend platforms, and streaming UX ecosystems that deliver GenAI capabilities to employees and customers worldwide. You will operate as a key technical authority, influencing engineering culture, standards, and long\-term direction across multiple geographies. **Responsibilities** * Establish the long\-term technical vision and strategic roadmap for frontend architectures, component ecosystems, and real\-time streaming platforms powering AI agents across web and mobile * Drive the design of high\-performance, enterprise\-scale frontend platforms engineered for ultra\-low latency, SSE/WebSocket streaming, and sophisticated AI interaction paradigms * Build and mentor a community of lead and principal engineers, fostering technical excellence across global cross\-geo teams and ensuring alignment on shared component libraries and AI design standards * Oversee the design, evolution, and governance of frontend interfaces and SDKs that bring AI agent capabilities to life for employees and customers * Define the reference architecture for Agentic Experiences (AX) on web and mobile, setting the standard for real\-time response streaming and low\-latency interactions * Institutionalize frontend observability, accessibility (WCAG/a11y), and operational excellence as organization\-wide practices across all user\-facing AI services * Direct the creation of reusable full\-stack integration frameworks, component hooks, and platform capabilities that empower enterprise teams to embed GenAI tools at scale * Collaborate with executive stakeholders, product leadership, UX leadership, and backend architects to pioneer novel interaction patterns for AI copilots and virtual agents * Provide executive\-level technical leadership, governance, and strategic guidance to global delivery organizations across multiple regions **Requirements** * 7\+ years of experience in JavaScript, React, TypeScript, and modern frontend state management libraries * 2\+ years of relevant leadership experience, including guiding senior/lead engineers and driving cross\-organizational technical strategy * Extensive software development background across web applications, client\-side SDKs, APIs, and microservices at enterprise scale * Proven track record of shaping GenAI user experiences, conversational UX, and real\-time response streaming interfaces (SSE/WebSockets) * Deep expertise in architecting chat assistants and prompt UI patterns * Strong proficiency in Python backend development and integrating cloud\-native REST APIs on AWS/Docker * Demonstrated success in defining and evolving enterprise UI component libraries, design systems, and developer SDKs adopted across multiple business units * Advanced English proficiency (C1\) with exceptional written and verbal communication skills **Nice to have** * Familiarity with client\-side or Node.js orchestration frameworks (LangChain for JavaScript, LlamaIndex, Model Context Protocol) * Understanding of RAG retrieval, vector databases, and citation rendering * Knowledge of React Native or web\-to\-mobile wrapper experience for AI workflows * Expertise in WCAG 2\.1 AA compliance, a11y standards, and accessible UI component architecture * Competency in GraphQL and AI evaluation tooling (LangSmith, Langfuse, or user feedback loop UI components) **We offer** * International projects with top brands * Work with global teams of highly skilled, diverse peers * Healthcare benefits * Employee financial programs * Paid time off and sick leave * Upskilling, reskilling and certification courses * Unlimited access to the LinkedIn Learning library and 22,000\+ courses * Global career opportunities * Volunteer and community involvement opportunities * EPAM Employee Groups * Award\-winning culture recognized by Glassdoor, Newsweek and LinkedIn