CONTRACTORInformation Technology Apply by August 18, 2026

Senior Backend Engineer

Resilient Co.
Asunción·Paraguay
Posted on June 13, 2026
Estimated Salary
$USD 80,000 - 120,000 per year
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Description

This is a Full Remote job, available in Paraguay, Uruguay, Brazil, Colombia, Argentina, Chile, and Peru.

Summary:

We are seeking a Senior C# /.NET Integration Engineer to design and build enterprise integrations, APIs, and data processing solutions in Azure environments. This role focuses on C# /.NET Core development, REST API design, SQL-based data work, JSON/XML transformations, ETL processes, and cloud-native Azure services.

The role partners closely with Product Owners, Business Analysts, and business stakeholders to implement integrations between upstream PLM systems, InRiver PIM, and downstream marketplace/syndication platforms. Experience using AI-assisted development tools such as GitHub Copilot or Microsoft Copilot to improve productivity and code quality is required.

Responsibilities:

  • Design and develop backend integrations and APIs using C# and .NET Core/.NET 6+.
  • Build and maintain REST APIs with OpenAPI/Swagger documentation.
  • Implement data transformation, mapping, and ETL processes for JSON and XML payloads.
  • Develop and optimize SQL queries and batch processing for data validation and reconciliation.
  • Implement asynchronous, dependency-injected, and SOLID-based solutions with unit and integration tests.
  • Deploy and operate cloud-native components using Azure Functions, App Services, Azure SQL, Service Bus, and Azure Storage.
  • Monitor applications and integrations using Application Insights and related monitoring tools.
  • Collaborate with Product Owners, Business Analysts, and stakeholders to gather requirements and deliver integration solutions.
  • Use AI-assisted development tools (GitHub Copilot, Microsoft Copilot) to generate, test, document, and validate code and to improve developer workflows.
  • Review and validate AI-generated code, maintain code quality, and apply prompt engineering for development tasks.

Requirements:

Requirements

  • 5+ years of experience in C# and .NET Core/.NET 6+ development.
  • Experience with REST API design and implementation.
  • Strong understanding of SQL-based data work and JSON/XML transformations.
  • Experience with ETL processes and cloud-native Azure services.
  • Knowledge of AI-assisted development tools (GitHub Copilot, Microsoft Copilot).
  • Strong problem-solving skills and ability to work in a team environment.
Interested in this position? Submit your application to Resilient Co. before the deadline.
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DEADLINE: August 18, 2026

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