About the Role

We are looking for a Frontend Lead Developer to lead the technical direction and delivery of the front-end experience for a large-scale web portal.

In this role, you will oversee the front-end build, ensuring UI screens and reusable components are aligned with the established design system and built to a high standard of quality, performance, accessibility, and scalability.

You will combine hands-on technical expertise with architectural leadership, defining scalable front-end solutions, establishing development standards, driving reusable component strategies and microfrontend adoption, and mentoring developers across the team.

The adecuado candidate is a strong technical leader with deep experience in modern React and TypeScript ecosystems, front-end architecture, component-based development, and large-scale web applications.

Key Responsibilities

- Lead the front-end solution design and technical implementation for large-scale web applications.
- Translate business and product requirements into scalable and maintainable UI architecture.
- Oversee the front-end build of the portal, ensuring UI screens and reusable components align with the design system.
- Define component strategies, reusable UI patterns, and front-end architectural standards.
- Drive the adoption of microfrontend architecture and establish alignment across development teams.
- Establish front-end standards, governance, coding practices, and architectural best practices.
- Mentor front-end developers and provide technical guidance through code reviews, design reviews, and architectural discussions.
- Ensure applications meet accessibility, usability, responsive design, and cross-browser compatibility standards.




- Collaborate closely with UX/UI Designers, Product, Engineering, and other stakeholders to ensure accurate and effective design implementation.
- Integrate front-end applications with REST APIs and authentication workflows.
- Drive performance optimization across front-end applications, including lazy loading, code splitting, caching, and bundle optimization.
- Apply secure front-end development practices throughout the application lifecycle.
- Support production readiness, release planning, troubleshooting, and defect resolution.
- Contribute to technical decision-making and continuously improve front-end architecture, tooling, and development processes.

Requirements

Functional Skills

- Front-End Solution Leadership: Ability to lead the technical design and implementation of complex, large-scale web applications.
- UI Architecture: Ability to translate business requirements into scalable, maintainable, and reusable front-end architectures.
- Component Strategy: Strong understanding of reusable UI components, design patterns, and component library strategies.
- Microfrontend Leadership: Ability to drive microfrontend adoption, establish architectural direction, and align development teams around common approaches.
- Technical Governance: Ability to establish and enforce front-end standards, development practices,



and architectural guidelines.
- Technical Mentorship: Experience mentoring developers, conducting code reviews, and providing constructive technical feedback.
- Cross-Functional Collaboration: Ability to work effectively with UX/UI, Product, Engineering, and other stakeholders.
- Quality & Production Ownership: Strong focus on accessibility, usability, performance, security, production readiness, and reliable releases.

Technical Skills

- Strong proficiency in React and modern JavaScript/TypeScript.
- Deep understanding of component-based architecture and reusable UI library design.
- Experience with microfrontend architecture, including Webpack Module Federation.
- Strong experience integrating front-end applications with REST APIs.
- Experience implementing authentication workflows and secure front-end applications.
- Strong knowledge of state management, particularly Redux.
- Solid understanding of front-end application architecture and established design patterns.
- Experience with front-end performance optimization, including:

- Lazy loading

- Code splitting

- Caching strategies

- Bundle optimization

- Strong understanding of responsive web design and cross-browser compatibility.
- Strong knowledge of HTML5 and CSS3.
- Experience with front-end testing frameworks and tools such as Jest, React Testing Library, Cypress, or Playwright.
- Strong experience with Git and branching/version control practices.
- Knowledge of accessibility standards, including WCAG and ARIA.
- Experience with modern build tooling and package management, including Webpack, Vite, npm, Yarn, or pnpm.

📌 Frontend Lead Developer (Medellín)
🏢 Roca Alliances
📍 Medellín