We are looking for a Senior Ruby on Rails Developer (Backend Focus) to join a talented international team and help build a scalable platform that connects families with educational providers. This is a direct hire opportunity on the client’s payroll, offering stability and long\-term growth. **Requirements:** * 10\+ years of professional software development experience * Strong expertise with Ruby on Rails * Experience leading projects or technical teams (preferably in e\-commerce or digital products) * General frontend knowledge (React, HTML, CSS, JavaScript) – nice to have * Advanced English (C1 or higher, mandatory) – you will work closely with international stakeholders * Must currently reside in Argentina **What you’ll do:** * Design, develop, and maintain scalable backend solutions with Ruby on Rails * Lead technical initiatives and mentor team members * Collaborate with cross\-functional teams (Product, Frontend, DevOps) in an Agile environment * Participate in architectural decisions and the ongoing migration to AWS * Contribute to improving performance, reliability, and scalability of the platform : Tech Stack * Languages: Ruby, JavaScript, HTML, CSS * Frameworks: Ruby on Rails, React (in some areas of the project) * Database: PostgreSQL * Methodology: Agile * Infrastructure: Active migration to AWS **Benefits:** * 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 **Selection process:** * Interview with Workana * Interview with People (Client) * Technical interview with the team lead (based in Silicon Valley) (Client) * Two interviews with the final client (one technical, one cultural) Apply now and be part of a global team building impactful platforms!