Backend Engineer, Ruby

Job not on LinkedIn

🕒 September 25

🌐 Portugal, Brazil – Remote

🇵🇹 Portugal – Remote 🇧🇷 Brazil – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Vigil

WebsiteLinkedInAll Job Openings

51 - 200 employees

💼 Consulting

🏥 Healthcare

📣 Marketing

Consulting • Healthcare • Marketing

Vigil is a tech consultancy company specializing in software engineering and cloud transformation. They focus on creating exceptional digital products that drive business value and are committed to innovation. Vigil values recognition, appreciation, work/life balance, and opportunities for growth, ensuring happiness and motivation for their teams. They invite clients to collaborate with them to bring projects to life.

📋 Description

• Join a cross-functional squad building and maintaining high-scale, customer-facing services • Participate in the design and delivery of new product features with product, design, and engineering teams • Explore feasibility options and contribute to customer-focused engineering decisions • Contribute to system architecture discussions and technical design evolution • Apply OOP, SOLID principles, and clean coding practices to build maintainable Ruby services • Establish engineering patterns, standards, and long-term architectural improvements • Support highly available, resilient, and scalable systems • Develop high-quality, readable, maintainable Ruby code • Use RSpec or Minitest to ensure robust test coverage • Improve existing systems for reliability, modularity, and testability • Support services operating under significant scale and traffic • Monitor, troubleshoot, and enhance system resilience • Contribute to observability, operational readiness, and production-system improvement • Participate in deployments and incident support as part of shared operational ownership • Communicate clearly and responsibly within the squad

🎯 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 • Position is for Portugal- or Brazil-based candidates only

🏖️ Benefits

• Fully remote • Ongoing Training & Mentoring • Possibility to grow and experience different projects • Possibility of travelling • Collegial environment with shared responsibility and authority • Culture that supports learning from mistakes • Agile environment where ideas are welcome