Senior Fullstack Developer (RoR + React)

We are looking for a Senior Fullstack Developer with strong expertise in Ruby on Rails and proven experience in React.js. This is a long-term, full-time role where you will contribute to the development of a scalable marketplace platform with a clear social impact.

You’ll be part of an international team, collaborating directly with global stakeholders, and will play a key role in building new features, integrating third-party services, and improving application performance.

• 5+ years of experience with Ruby on Rails in production environments.
• 2+ years of hands-on experience with React.js in production.
• Strong knowledge of PostgreSQL and cloud environments (AWS is a plus).
• Advanced English – C1 or higher (mandatory) to interact with international stakeholders.
• Current residence in Argentina (mandatory).
• Strong problem-solving skills, attention to detail, and focus on high-quality code.

• Design, develop, and maintain scalable web applications using Ruby on Rails.
• Build and optimize modern user interfaces with React.js.
• Create and integrate REST APIs and third-party services.
• Ensure clean, maintainable code through testing and debugging.
• Collaborate in an Agile environment with distributed teams.
• Participate in code reviews, contribute to architectural decisions, and propose improvements.

• Languages: Ruby, JavaScript, HTML, CSS
• Frameworks: Ruby on Rails, React.js
• Database: PostgreSQL
• Infrastructure: AWS (active migration)
• Methodology: Agile

Benefits

1. Interview with People team
2. Technical interview with the team lead (based in Silicon Valley)
3. Two interviews with the final client (one technical, one cultural)

• Competitive compensation: USD 5,000 – 7,000/month
• 100% remote work, with potential occasional visits to client’s office in Argentina
• Direct hire on client’s payroll
• Opportunity to work with international stakeholders and high-caliber engineering teams
• Technical challenges, continuous learning, and meaningful projects

👉 Apply now and be part of a global team building impactful platforms!