Full Stack Developer
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Job Description
Full Stack Developer building end-to-end React and Node.js applications for EX Squared’s digital transformation clients. Developing APIs, databases, testing, and production deployments remotely across LATAM.
Responsibilities:
- Design and develop responsive and interactive user interfaces using modern frontend technologies
- Build and maintain backend services and APIs using JavaScript, TypeScript, and Node.js
- Develop features across the full application stack, connecting frontend experiences with backend services and data
- Design, implement, and maintain databases and data integrations
- Build and work with APIs, including GraphQL-based services
- Troubleshoot and resolve issues across frontend, backend, integrations, and production environments
- Write clean, readable, and maintainable code
- Participate in code reviews, testing, debugging, and continuous delivery practices
- Contribute to automated testing and CI/CD workflows
- Optimize application performance and support reliable production deployments
- Collaborate with developers, QA professionals, architects, and other stakeholders throughout the development lifecycle
- Document technical decisions and communicate progress, challenges, and solutions clearly
- Use AI-assisted development tools for coding, testing, debugging, and documentation while critically reviewing generated output
Requirements:
- At least 3 years of professional experience working with modern development frameworks and languages, particularly React and Node.js
- Strong hands-on experience with JavaScript and TypeScript
- Experience across frontend development, APIs, backend services, authentication, testing, and debugging
- Experience deploying or supporting applications in production environments
- Experience with GraphQL and Apollo
- Solid working knowledge of Git, pull request workflows, automated testing, and CI/CD pipelines
- Experience working from the command line in Mac or Linux environments
- Ability to build a prototype and take it through to a production-ready solution
- Experience contributing to at least one large-scale project
- Strong troubleshooting and problem-solving capabilities
- Ability to quickly learn new concepts, technologies, and development practices
- Clear communication, collaboration, and documentation skills
- Experience using AI development tools such as GitHub Copilot, ChatGPT, Claude, or Cursor, with the ability to understand and critically review AI-generated code
- Understanding of responsible AI development practices, including appropriate handling of client code and data
- Advanced English communication skills and ability to collaborate effectively with an international team
- Contract duration: 6 months
- Candidates must currently reside in Latin America
Benefits:
- Competitive compensation in USD
- Access to learning platforms and professional development opportunities
- Flexible work environment
- Collaborative and multicultural teams
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