Portugal / Brazil Remote (Country) Full-time

Vigil is hiring a Backend Engineer - Ruby

Responsibilities

  • Participation in the design and delivery of new product features in collaboration with product, design, and engineering teams.
  • Exploration of feasibility options and contribution to customer-focused engineering decisions.
  • Commitment to clear goals, delivery expectations, and shared team objectives.
  • Clear and responsible communication within the squad to support alignment and transparency.
  • Communicating your needs clearly and responsibly.
  • Contribution to system architecture discussions and evolution of technical design within the squad.
  • Application of OOP, SOLID principles, and clean coding practices to build maintainable Ruby services.
  • Participation in establishing engineering patterns, standards, and long-term architectural improvements.
  • Support in building highly available, resilient, and scalable systems.
  • Development of high-quality Ruby code that is maintainable, readable, and structured for long-term sustainability.
  • Adoption of strong testing practices using RSpec or Minitest to ensure robust test coverage.
  • Improvement of existing systems to enhance reliability, modularity, and testability.
  • Contribution to a culture of automated testing and continuous quality improvements.
  • Support in building and maintaining services operating under significant scale and traffic.
  • Participation in monitoring, troubleshooting, and enhancing system resilience.
  • Contribution to observability practices, operational readiness, and continuous improvement of production systems.
  • Engagement in deployments and incident support as part of the team’s shared operational ownership.

Requirements

  • Strong hands-on experience with Ruby for building production applications.
  • Ability to deliver maintainable, well-structured code aligned with OOP and SOLID principles.
  • Proficiency in automated testing using RSpec or Minitest.
  • Experience working with Git and collaborative development workflows.
  • Experience building scalable, API-driven backend services.
  • Understanding of concurrency, asynchronous processing, and distributed system interactions.
  • Experience with PostgreSQL, Redis, and MongoDB for data persistence and caching.
  • Ability to design and troubleshoot systems operating under heavy load and high availability requirements.
  • Familiarity with diagnosing performance bottlenecks and implementing optimisations.
  • Strong understanding of observability principles, including monitoring, logging, and system health analysis.
  • Experience supporting and iterating on production systems.
  • Strong English communication skills, both written and verbal.
  • Ability to contribute positively to team collaboration, solution discussions, and knowledge sharing.

Nice to Have

  • Experience with containers and orchestration (Docker, Kubernetes).
  • Familiarity with Rack, Sinatra, or Rails frameworks.
  • Exposure to EventMachine or event-driven architectures.
  • Experience with ELK, Datadog, or similar observability stacks.
  • Knowledge of AWS services such as ECR, EC2, S3, and RDS.
  • Experience with CI/CD pipelines, cloud-native practices, or infrastructure tooling.

Benefits

  • Be part of our collegial environment where responsibility and authority are shared equally amongst colleagues, and help create our company culture
  • A culture in which we don’t criticise failure but ensure we learn from our mistakes
  • An Agile environment where your ideas are welcome
  • The possibility to grow and experience different projects
  • Fully remote
  • Ongoing Training & Mentoring
  • The possibility of travelling

Additional Information

  • ATTENTION! THIS POSITION IS FOR BRAZIL-BASED ONLY
Required Skills
PostgreSQLRedisDatadog
About company
Vigil
Vigil builds and maintains websites and web applications based on client specifications, focusing on frontend engineering with React.js and modern development practices.
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Job Details
Category backend
Posted 20 days ago