Lead Full Stack Front End Developer (React, TypeScript, Node.js) - Argentina

Lead Full Stack Front End Developer (React, TypeScript, Node.js)

Location: 100% Remote - Mexico or South America (Brazil, Argentina, Chile, Colombia, Peru, Uruguay, Ecuador)

Engagement: Contract, long term, full time

Hours: US Central Time working hours

Experience: 10+ years in web development

Language: Fluent spoken and written English (client-facing daily); resume in English

Based in: Mexico or South America

Screening: Technical screen on React, TypeScript and Node.js

About The Role

Our client, a large US consumer products and retail company, is looking for a hands-on Lead Full Stack Front End Developer to build enterprise-scale web applications in an Agile POD team.

Responsibilities

• Design, develop and maintain enterprise-scale web applications.
• Build reusable UI components and maintain a consistent design system.
• Build and maintain frontend / backend integrations.
• Implement scalable frontend architecture with modern frameworks.
• Take part in code reviews, design discussions and Agile ceremonies.
• Troubleshoot complex application and production issues.
• Write and maintain unit tests.
• Contribute to automation and continuous improvement.
• Use approved AI-assisted development tools while keeping code quality high.
  
  

Required

• Strong hands-on React.js and TypeScript.
• Node.js / Express.js and REST API integrations (Backend for Frontend a plus).
• Reusable component libraries and design systems (Storybook, Sass).
• Modern build tooling: Vite / Webpack, Module Federation (micro-frontends).
• Unit testing with Jest and React Testing Library.
• Git-based CI/CD, ESLint / Prettier.
  
  

Preferred

• Redis, AWS SDK, Datadog.
• Turborepo / pnpm monorepos.
• AngularJS (legacy apps).
• Experience with AI-assisted development tools.
  
  

Interview process

Recruiter screen technical round (React, TypeScript, Node.js) client manager round.