Lead Front-End Developer (React) — GenAI & Quality Champion

EPAM Systems; Colombia; Remote; COP 90,000,000 - 150,000,000; Full time

Benefits offered by this job

Healthcare benefits

Learning & certification courses

Global career opportunities

Paid time off

Job summary

EPAM Systems in Colombia seeks a Lead Front-End Developer with deep React expertise to build responsive, accessible web experiences and define engineering standards for the team. You will collaborate with product, design and backend engineers to deliver cohesive interfaces.

You will mentor juniors, drive UI architecture and code quality, and integrate GenAI into daily delivery to boost speed and reliability. This role offers international projects and career growth opportunities.

Qualifications

• 5+ years front-end development with JavaScript and React.
• Proven leadership in mentoring developers and driving team alignment.
• Experience designing reusable UI architectures and scalable components.
• Strong code-review discipline with feedback and quality standards.
• Hands-on testing: unit and end-to-end testing practices.
• GenAI experience for research, drafting, analysis, and code generation.
• Proficiency in delivering across product, design, backend engineering, and QA.

Responsibilities

• Build responsive, accessible web applications with high quality.
• Create reusable frontend libraries and frameworks for scalability.
• Drive UI implementation decisions for performance and long-term health.
• Collaborate with product, design and backend teams to deliver cohesive interfaces.
• Guide juniors on practices, standards, and career growth.
• Run code reviews to raise quality and consistency.
• Tune performance for fast load times and smooth interactions.
• Embed GenAI tools in workflows and validate outputs.
• Lead ongoing frontend improvements and GenAI-enabled delivery methods.

Skills

Leadership & mentoring

React expertise

Performance optimization

Code reviews

GenAI integration

Cross-functional collaboration

Testing strategy

Debugging across browsers

Architecture of reusable UI

English communication (B2+)

Tools

JavaScript

React

Git

Jest/Cypress testing

Web performance tools

Job description

EPAM Systems in Colombia seeks a Lead Front-End Developer with deep React expertise to build responsive, accessible web experiences and define engineering standards for the team. You will collaborate with product, design and backend engineers to deliver cohesive interfaces.

You will mentor juniors, drive UI architecture and code quality, and integrate GenAI into daily delivery to boost speed and reliability. This role offers international projects and career growth opportunities.