We are seeking a Senior Front-End Developer with React expertise to build responsive, accessible web applications while embedding GenAI into daily delivery through automation, research, and reusable workflows.

You will collaborate across disciplines, uphold high code quality, and help scale AI-native ways of working.

Apply to make an impact!
Responsibilities

Design highly responsive, user-friendly web applications

Architect reusable libraries and UI frameworks that scale and perform well

Build accessible, cohesive user interfaces in partnership with product, design, and backend peers

Translate UI/UX wireframes into production-quality React code and provide design feedback

Mentor junior developers on best practices, standards, and career growth

Lead code reviews to maintain quality and accelerate team learning

Analyze application performance and optimize load time and runtime interactions

Debug complex issues and ensure cross-browser and cross-device stability

Implement unit and end-to-end testing to reduce regressions and increase reliability

Coordinate with QA to identify issues early and resolve defects before releases

Adopt GenAI tools to automate routine work, accelerate analysis, and improve delivery workflows

Drive continuous improvement by evaluating and introducing modern frontend practices

Requirements3+ years of experience in front-end development with modern web applications

Strong hands-on experience with Java

Script and React in production environments

Proven code review experience with clear, constructive feedback





Solid UI engineering skills translating UI/UX designs into high-quality code

Strong testing skills with unit testing and end-to-end testing practices

Strong performance optimization skills for fast load times and smooth interactions

Strong debugging skills across browsers and devices for complex issues

Working knowledge of Generative AI fundamentals and practical GenAI tool usage

Strong prompt engineering skills for multi-step instructions and iterative refinement

Strong AI safety awareness, including hallucination risks and data sensitivity boundaries

Strong collaboration skills working with product, design, backend, and QA partners

Upper-Intermediate English proficiency (B2)Nice to haveAI security fundamentals, including prompt injection risk and safe data handling

Cybersecurity & Trust domain awareness for building secure user experiences

Gen AI application development experience integrating GenAI into product features

Gen AI in SDLC experience creating reusable prompts, agents, or automation workflows

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

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