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Silver.dev Logo Silver.dev · IT - Software Development

Sr Fullstack Engineer

Argentina 75000.00 - 100000.00 USD / Year · Job Posted February 20, 2026
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Job Description

Greenhouse has led in hiring innovation for 10+ years. Our AI-powered platform empowers teams to make smarter, faster decisions and consistently hire top talent, transforming recruiting into a strategic engine for growth. In this role, you will work across the entire application stack to deliver high-quality features for the Company. Your work will range from building net-new functionality to improving how data flows across the Company’s services at scale. This is a collaborative engagement where you will work closely with product, design, and engineering partners to ensure the platform remains performant, reliable, and user-friendly.

Job Responsibility

  • Build, modify, and maintain features using Ruby on Rails, modern JavaScript frameworks (React), HTML, and CSS
  • Execute on high-impact projects
  • Ensure code is maintainable and aligned with established engineering standards
  • Contribute to the evolution of system architecture, including improvements to data transfer across services and ingestion pathways
  • Design and maintain RESTful APIs, webhook-driven integrations, and data exchange pathways with third-party systems
  • Diagnose and resolve complex integration issues to improve information flow
  • Design and update PostgreSQL data models, refactoring legacy models to improve performance and reduce complexity
  • Participate in production support during working hours, addressing bugs and escalations as needed
  • Use monitoring and observability tools to maintain application stability and support performance tuning
  • Participate in peer code reviews and provide constructive feedback
  • Produce technical documentation, including architecture notes, implementation guides, and runbooks
  • Write automated tests (unit, integration, and E2E) to ensure reliability and coverage

Requirements

  • 5+ years of experience writing and maintaining production-level code in a professional environment
  • Strong experience with Ruby and Ruby on Rails
  • Experience with JavaScript and React, plus solid HTML and CSS fundamentals
  • Deep understanding of MVC architecture and backend optimization
  • Proven ability to write efficient SQL, design relational data models, and optimize PostgreSQL performance
  • Experience building and consuming RESTful APIs and managing third-party integrations via webhooks
  • Proficiency with automated testing frameworks (e.g., RSpec, Jest, Cypress) and a commitment to test-driven practices
  • Ability to contribute to architectural discussions and implement solutions that operate effectively at scale
  • Comfort working in agile environments using standard development tools such as Git, CI/CD pipelines, and observability platforms
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