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 Java

Script 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

Requirements5+ years of front-end development background in Java

Script 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 QAStrong 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

We offer

International projects with top brands

Work with integral 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 Linked

In Learning library and 22,000+ courses

Global career opportunities

Volunteer and community involvement opportunitiesEPAM Employee Groups

Award-winning culture recognized by Glassdoor, Newsweek and Linked

In #J-18808-Ljbffr

📌 Lead Front-End Developer (React) (Argentina)
🏢 EPAM Systems
📍 Argentina