Senior Ruby on Rails Developer

Description

Summary: Join EX Squared LATAM as a Senior Ruby on Rails Developer, contributing to a multi-year modernization program for a major media and entertainment platform, building innovative, high-impact technology solutions. Highlights: 1. Contribute to a multi-year modernization program for a major media platform 2. Work on a large, high-traffic Ruby on Rails 8 application 3. Collaborative, inclusive, and innovation-driven culture At **EX Squared LATAM**, we are a digital transformation company focused on building innovative, high\-impact technology solutions that drive real business value. We partner with top\-tier clients across global, regional, and local markets, fostering a collaborative, inclusive, and innovation\-driven culture where your ideas truly matter. **Role Overview** We’re currently looking for a **Senior Ruby on Rails Developer** to join one of our client’s distributed technology teams and contribute to a multi\-year modernization program for a major media and entertainment platform. You’ll work on a large, high\-traffic **Ruby on Rails 8** application that serves as a public\-facing website, editorial CMS, and integration hub for ticketing, event\-management, and CRM systems. The work combines new feature development with modernization, performance improvements, security enhancements, and strengthening third\-party integrations within an established production codebase. **Location** Fully remote position within LATAM. Candidates must be able to maintain at least **4 hours of daily overlap with Eastern Time**. **Contract Duration** Fixed\-term contract with potential for extension. **Language Requirement** Advanced English. Professional fluency in written and spoken English is required. **What you'll do** * Build and extend features across a large **Rails 8** application, including models, controllers, background jobs, and server\-rendered views. * Develop interactive front\-end experiences using **Hotwire, Turbo Drive, Turbo Frames, Turbo Streams, Stimulus, and Tailwind CSS**. * Improve and extend an internal Rails\-based CMS and contribute to component\-based content authoring experiences. * Build and strengthen integrations with third\-party ticketing, event\-management, and CRM platforms using REST APIs, webhooks, and scheduled synchronization. * Design resilient integrations with retry logic, idempotency, failure handling, and automated reconciliation. * Build and operate **Sidekiq** workflows with attention to concurrency, ordering, and failure scenarios. * Design and develop versioned APIs supporting mobile applications and downstream consumers. * Improve application and PostgreSQL performance ahead of high\-traffic seasonal events. * Implement caching strategies, contribute to load testing, and support CDN and automated scaling initiatives. * Write meaningful automated tests and contribute actively to code reviews and technical decision\-making. **What you'll bring** * **5\+ years of professional Ruby on Rails experience**, including substantial experience working within large existing production codebases. * Recent experience with **Rails 7 or Rails 8**. * Strong production experience with **Hotwire, Turbo and Stimulus**. * Strong **PostgreSQL** knowledge, including schema and index design, query optimization, EXPLAIN analysis, and N\+1 troubleshooting. * Experience designing background jobs using **Sidekiq or equivalent**, including retry strategies, idempotency, queue isolation, and failure handling. * Strong experience integrating third\-party APIs and webhooks. * Automated testing experience with **RSpec or Minitest**, request specs, and system/integration testing with Capybara. * Strong semantic HTML and Tailwind CSS skills. * Experience building accessible interfaces aligned with **WCAG 2\.1 AA**. * Familiarity with authentication, authorization, OAuth2/OIDC, token/session management, and role\-based access control. * Experience with observability practices including structured logging, metrics, and APM tools. * Strong communication skills and the ability to work proactively within distributed teams. **What will make you stand out** * Experience deploying Rails applications on **Heroku or another managed PaaS**, together with AWS services such as S3\. * Experience with **Hotwire Native** on iOS or Android. * Experience developing CMS or content\-modeling solutions using Action Text, Trix, ViewComponent, Phlex, or component\-based page builders. * Experience with search technologies such as PostgreSQL full\-text search, Elasticsearch, OpenSearch, Typesense, or Algolia. * Experience supporting **high\-traffic or event\-driven applications** and performing load testing ahead of major traffic peaks. * Experience with CDN and edge caching technologies such as Fastly or Cloudflare. * Rails security remediation experience using tools such as Brakeman and bundler\-audit. * Experience with Ruby/Rails version upgrades and large\-scale dependency migrations. * Exposure to media, entertainment, live events, ticketing, membership, or subscription products. **Why EX Squared?** At EX Squared, we believe in building strong, collaborative teams that create meaningful impact. You’ll work alongside talented professionals across the region, contributing to innovative projects while continuing to grow your career in a supportive, flexible, and people\-focused environment. We value curiosity, ownership, continuous learning, and open collaboration, creating an environment where professionals can thrive, grow, and make a difference. **What We Offer** * Competitive compensation in USD. * Access to learning platforms and professional development opportunities. * Flexible remote work environment. * Collaborative and multicultural teams. * Opportunity to contribute to a large\-scale, high\-traffic digital platform with real production impact. **Eligibility Note** This opportunity is only available to candidates currently residing in **Latin America or Brazil**. Applications outside these regions will not be considered. **Ready to become an EXpert?** Join our EXperts team! \#ApplyNow