.Net Engineer – Mid, Senior

Job not on LinkedIn

🕒 March 19

🌐 Brazil, Portugal – Remote

🇧🇷 Brazil – Remote 🇵🇹 Portugal – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 47%

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

• Design, develop, maintain, and enhance .NET microservices and backend APIs that support critical payment workflows • Analyse and optimise existing applications for performance, scalability, and reliability • Investigate and troubleshoot production issues, identifying root causes and delivering high-quality fixes • Refactor legacy components into modern, cloud-ready services • Contribute to improving engineering standards, code quality, and best practices through thoughtful code reviews • Collaborate with engineers, product managers, and QA to deliver high-impact features for millions of users • Mentor junior engineers, providing guidance on architecture, coding patterns, and engineering principles

🎯 Requirements

• 5+ years of experience building highly scalable, customer-facing systems using modern .NET (C#, .NET 6/7/8) • Strong experience developing RESTful APIs and microservices using ASP.NET Core • Solid experience building and maintaining distributed services, with a focus on performance, resilience, and observability • Advanced proficiency in SQL Server, including optimisation of complex queries, stored procedures, and database schema design • Hands-on experience with caching technologies such as Redis • Proficiency in integrating with internal and external REST APIs • Experience working in event-driven or message-based architectures (Kafka, SNS/SQS, RabbitMQ – exposure is fine) • Solid understanding of cloud-native development, ideally with AWS (Lambda, API Gateway, DynamoDB, SNS/SQS, ECS/EKS) • Strong experience with Git-based workflows • Good understanding of secure coding, authentication/authorisation patterns, and modern internet security practices • Experience working in an Agile, cross-functional team • Strong verbal and written communication skills in English

🏖️ Benefits

• Ongoing Training & Mentoring • Possibility to grow and experience different projects • Agile environment where your ideas are welcome • Be part of our collegial environment where responsibility and authority are shared equally amongst colleagues • Culture in which we don’t criticise failure but ensure we learn from our mistakes