Lead Front-End Developer (React)

EPAM·Argentina, Colombia, Mexico, Brazil, Chile·Удалённо·сегодня

We are seeking a Lead Front-End Developer with deep React expertise to craft responsive, accessible web experiences while defining engineering standards and guiding teammates. You will collaborate with cross-functional peers and integrate GenAI into daily delivery to boost speed and quality. Apply to help create meaningful impact!

Responsibilities

  • Build responsive, user-friendly web applications with high accessibility standards
  • Create reusable frontend libraries and frameworks to boost scalability and maintainability
  • Drive technical decisions for UI implementation, performance, and long-term code health
  • Partner with product managers, designers, and backend engineers to deliver cohesive interfaces
  • Convert UI/UX wireframes into high-quality React and JavaScript code and share design feedback
  • Guide junior developers on best practices, coding standards, and career growth
  • Run code reviews to raise quality, consistency, and team learning
  • Tune application performance to ensure fast load times and smooth interactions
  • Troubleshoot complex issues and ensure cross-browser and cross-device stability
  • Apply unit and end-to-end testing to reduce regressions and increase reliability
  • Work with QA to identify, prioritize, and resolve defects before releases
  • Embed GenAI tools in daily workflows and validate outputs against data and quality constraints
  • Advance continuous improvement by assessing new frontend practices and GenAI-enabled delivery methods

Requirements

  • 5+ years of front-end development background in JavaScript and React
  • Proven leadership skills in mentoring developers and driving team alignment (1+ years)
  • Hands-on expertise in designing reusable UI architectures and scalable component libraries
  • Strong competency in code reviews with clear, constructive feedback and quality standards
  • Solid proficiency in project execution across product, design, backend engineering, and QA
  • Strong skills in performance optimization for fast load times and smooth interactions
  • Hands-on qualifications in testing, including unit testing and end-to-end testing practices
  • Strong capability to debug across browsers and devices with a stability-first mindset
  • Applied skills in Generative AI, using GenAI tools for research, drafting, analysis, and code generation
  • Strong expertise in prompt engineering for iterative, production-grade outputs
  • Practical understanding of AI risks, covering hallucinations, context limits, and data sensitivity validation
  • Proficiency in English at a B2+ level

Nice to have

  • Knowledge of AI security fundamentals, including prompt injection risks and data classification handling
  • Familiarity with Cybersecurity & Trust practices relevant to secure frontend delivery
  • Background in GenAI application development, connecting GenAI tools to APIs and internal data sources
  • Showcase of GenAI in SDLC, building reusable prompts, agent workflows, or automation templates

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