Lead Front-End Developer (React)

EPAM Systems; Colombia; Remote; COP 120,000,000 - 180,000,000; Full time

Benefits offered by this job

Healthcare benefits

Paid time off and sick leave

Upskilling and certification courses

LinkedIn Learning access

Job summary

EPAM Systems, Inc. seeks a Lead Front-End Developer with strong React expertise to build responsive, accessible web experiences and mentor peers.

You will partner with product, design, and backend teams to deliver cohesive interfaces while embedding GenAI into delivery for speed and quality. Responsibilities include designing reusable UI architectures, leading UI decisions, code reviews, performance optimization, and ensuring cross-browser stability.

Qualifications

• 5+ years of front-end development with JavaScript and React
• Proven leadership skills mentoring developers and driving team alignment
• Hands-on experience designing reusable UI architectures and scalable component libraries
• Strong code review skills with clear, constructive feedback and quality standards
• Applied Generative AI skills using GenAI tools for research, drafting, analysis, and code generation
• Strong prompt engineering skills for iterative, production-grade outputs
• Experience with end-to-end testing and cross-browser compatibility

Responsibilities

• Design responsive, accessible web applications with high usability standards
• Architect reusable frontend libraries to improve scalability
• Lead UI decisions for performance and long-term code health
• Collaborate with product, design, and backend engineers to deliver cohesive interfaces
• Translate UI/UX designs into high-quality React/JavaScript code and provide feedback
• Mentor junior developers on best practices and coding standards
• Lead code reviews to raise quality and consistency
• Optimize performance for fast load times and smooth interactions
• Implement unit and end-to-end testing to reduce regressions
• Coordinate with QA to resolve defects before releases
• Adopt GenAI tools in daily workflows and validate outputs
• Drive continuous improvement with new frontend practices and GenAI-enabled delivery methods

Skills

React

JavaScript

Leadership

Mentoring

UI architecture

Code reviews

Performance optimization

Unit & E2E testing

Debugging

GenAI tools

Prompt engineering

AI risk awareness

Cross-browser testing

Tools

GenAI tools

Job description

We are looking for a Lead Front-End Developer with strong React expertise to build responsive, accessible web experiences while shaping engineering standards and mentoring others. You will partner with cross-functional peers and embed GenAI into daily delivery to improve speed and quality. Apply to help drive meaningful impact!ResponsibilitiesDesign responsive, user-friendly web applications with high accessibility standardsArchitect reusable frontend libraries and frameworks to improve scalability and maintainabilityLead technical decisions for UI implementation, performance, and long-term code healthCollaborate with product managers, designers, and backend engineers to deliver cohesive interfacesTranslate UI/UX wireframes into high-quality React and JavaScript code and provide design feedbackMentor junior developers on best practices, coding standards, and career growthLead code reviews to raise quality, consistency, and team learningOptimize application performance to ensure fast load times and smooth 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, prioritize, and resolve defects before releasesAdopt GenAI tools in daily workflows and validate outputs against data and quality constraintsDrive continuous improvement by evaluating new frontend practices and GenAI-enabled delivery methodsRequirements5+ years of front-end development experience with JavaScript and ReactProven leadership skills mentoring developers and driving team alignment (1+ years)Hands-on experience designing reusable UI architectures and scalable component librariesStrong code review skills with clear, constructive feedback and quality standardsSolid project execution skills coordinating with product, design, backend engineering, and QAStrong performance optimization skills for fast load times and smooth interactionsHands-on testing skills, including unit testing and end-to-end testing practicesStrong debugging skills across browsers and devices with a stability-first mindsetApplied Generative AI skills using GenAI tools for research, drafting, analysis, and code generationStrong prompt engineering skills for iterative, production-grade outputsPractical AI risk awareness covering hallucinations, context limits, and data sensitivity validationEnglish proficiency at a B2+ levelNice to haveAI security fundamentals, including prompt injection risks and data classification handlingCybersecurity & Trust knowledge relevant to secure frontend deliveryGenAI application development experience connecting GenAI tools to APIs and internal data sourcesGenAI in SDLC experience building reusable prompts, agent workflows, or automation templatesWe 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 LinkedInEPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.