We are seeking a Senior Front-End Developer to architect, build, and evolve user-facing features for a modern point-of-sale experience deployed across client retail environments.

In this role, you will drive technical initiatives, mentor peers, and partner with cross-functional stakeholders to deliver robust UI components and high-quality releases at scale.

Responsibilities

- Architect, build, and maintain scalable frontend components and shared libraries using React, JavaScript, and TypeScript
- Drive the delivery of complex user-facing features from technical design through release, aligned with product strategy and team priorities
- Define testing strategies and implement comprehensive unit, integration, and regression tests using React Testing Library to ensure long-term reliability
- Lead the adoption and extension of Material UI to establish consistent, accessible, and reusable UI patterns across the application
- Partner closely with backend engineers to design API contracts, integrate services, and optimize end-to-end flows
- Lead code reviews, define engineering standards, and champion best practices to raise the overall quality bar across the team
- Own the stability of a high-availability,



store-ready application by proactively identifying and resolving defects, performance bottlenecks, and technical debt
- Mentor mid-level engineers and contribute to the technical growth of the team

Requirements

- 3+ years of hands-on experience with JavaScript, React, and TypeScript, including delivery of production-grade applications
- Proven experience with Anthropic Claude Code or similar AI-assisted development tools, with the ability to integrate them effectively into daily workflows
- Strong architectural thinking and the ability to make sound technical decisions in ambiguous environments
- Demonstrated cross-functional leadership, working effectively with backend, product, and design partners
- Strong ownership mindset with a track record of driving initiatives end-to-end and adapting to shifting priorities
- Excellent communication skills, including the ability to influence technical direction and explain complex concepts clearly
- Excellent written and verbal communication skills in English (B2+ level)

Nice to have

- Practical experience with Java
- Working knowledge of Spring Boot
- Experience with New Relic for monitoring and performance analysis

📌 Senior Front-End Developer (JavaScript/TypeScript/React) (Colombia)
🏢 EPAM Systems
📍 Colombia