Senior Front-End Developer (React)

EPAM Systems; Argentina; Remote; ARS 1,800,000 - 2,400,000; Full time

Benefits offered by this job

Healthcare benefits

Employee learning programs

Paid time off & sick leave

LinkedIn Learning access

Global career opportunities

Volunteer opportunities

Job summary

EPAM Systems, Inc. is seeking a Senior Front-End Developer with React expertise to deliver responsive, accessible web applications. You will translate UI/UX designs into production code, architect scalable UI libraries, and collaborate with product, design, and backend teams.

You will lead code reviews, optimize performance, and implement robust testing. The role emphasizes GenAI integration to automate routine tasks and improve delivery workflows, with mentoring responsibilities and

Qualifications

• 3+ years of frontend development experience in modern web apps.
• Proven React experience in production environments.
• Strong testing practices (unit and end-to-end).
• Performance optimization for fast load times and smooth UX.
• Experience translating UI/UX designs into code and collaborating with design/product.

Responsibilities

• Translate UI/UX wireframes into production-ready React code.
• Architect reusable libraries and UI frameworks for scalability.
• Build accessible, cohesive interfaces with product/design/backend peers.
• Lead code reviews and provide constructive feedback.
• Analyze performance and optimize load times and interactions.
• Implement unit and end-to-end tests to reduce regressions.
• Adopt GenAI tools to automate routine tasks and improve workflows.
• Mentor junior developers and uphold code quality across the team.

Skills

React

JavaScript

UI engineering

Code reviews

Testing

GenAI basics

Prompt engineering

Cross-browser debugging

Tools

Git

Job description

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!ResponsibilitiesDesign highly responsive, user-friendly web applicationsArchitect reusable libraries and UI frameworks that scale and perform wellBuild accessible, cohesive user interfaces in partnership with product, design, and backend peersTranslate UI/UX wireframes into production-quality React code and provide design feedbackMentor junior developers on best practices, standards, and career growthLead code reviews to maintain quality and accelerate team learningAnalyze application performance and optimize load time and runtime interactionsDebug complex issues and ensure cross-browser and cross-device stabilityImplement unit and end-to-end testing to reduce regressions and increase reliabilityCoordinate with QA to identify issues early and resolve defects before releasesAdopt GenAI tools to automate routine work, accelerate analysis, and improve delivery workflowsDrive continuous improvement by evaluating and introducing modern frontend practicesRequirements3+ years of experience in front-end development with modern web applicationsStrong hands-on experience with JavaScript and React in production environmentsProven code review experience with clear, constructive feedbackSolid UI engineering skills translating UI/UX designs into high-quality codeStrong testing skills with unit testing and end-to-end testing practicesStrong performance optimization skills for fast load times and smooth interactionsStrong debugging skills across browsers and devices for complex issuesWorking knowledge of Generative AI fundamentals and practical GenAI tool usageStrong prompt engineering skills for multi-step instructions and iterative refinementStrong AI safety awareness, including hallucination risks and data sensitivity boundariesStrong collaboration skills working with product, design, backend, and QA partnersUpper-Intermediate English proficiency (B2)Nice to haveAI security fundamentals, including prompt injection risk and safe data handlingCybersecurity & Trust domain awareness for building secure user experiencesGen AI application development experience integrating GenAI into product featuresGen AI in SDLC experience creating reusable prompts, agents, or automation workflowsWe offerInternational 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