Senior Developer .NET (Backend)

TL;DR

Senior Developer .NET (Backend): Building and maintaining complex back-end services using C# and SQL Server with an accent on API design and database performance. Focus on implementing software design patterns, solving integration challenges, and mentoring junior team members.

Location: Remote (Brazil)

Company

hirify.global is a global technological transformation firm specializing in AI deployment and tech-integrated business solutions for large enterprises.

What you will do

• Design, build, and maintain back-end services using C#, ADO.NET, and SQL Server.
• Implement and evolve SOAP and REST APIs following best practices and versioning standards.
• Ensure service reliability through unit and integration testing, troubleshooting, and root-cause analysis.
• Apply software design patterns to collaborate on the integration between various systems and services.
• Conduct code reviews and provide mentorship to junior team members.
• Contribute to CI/CD workflows to enhance development efficiency.

Requirements

• Strong experience with .NET Framework and .NET Core in production systems.
• Proficiency in ADO.NET and SQL Server, including database design and performance tuning.
• Hands-on experience with SOAP, RESTful services, and XML serialization/deserialization.
• Advanced English proficiency for daily communication with multicultural teams.
• Must be based in Brazil.
• Solid understanding of software design patterns and industry best practices.

Nice to have

• Experience with cloud platforms, preferably Azure.
• Familiarity with specification-driven development and agentic approaches to software development.
• Exposure to Agile development methodologies.

Culture & Benefits

• Opportunity to work in a diverse, multicultural environment across 25+ countries.
• Professional growth within a global organization of 8,000+ employees.
• Work environment centered on AI-native execution and technological innovation.
• Support and accommodations provided during the selection process for candidate assessment.