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Softplan

Senior Backend .NET Developer

Softplan

Backend Developer for .NET solutions at Softplan, focusing on integrations with public systems and architecture. Experience in C# and scalable services required.

Posted 5/22/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
ASP.NET.NETRabbitMQRedisSOAPSQL

About the role

Key responsibilities & impact
  • Develop, evolve and maintain backend solutions in .NET, focusing on quality, performance, scalability, resilience and production support.
  • Build and maintain integrations between internal systems and external platforms, including public agencies and courts, using APIs, SOAP, messaging and other communication mechanisms.
  • Participate in the entire development lifecycle, from technical analysis and solution design to implementation, testing (manual and automated), deployment and production support.
  • Work with service-based and microservices architectures, considering asynchronous processing, traceability, fault handling and observability.
  • Collaborate with cross-functional teams such as Product, QA, Infrastructure and other teams involved in integrations, ensuring robust and sustainable solutions.
  • Propose technical improvements and support the evolution of the architecture by applying development best practices, conducting code reviews and sharing knowledge with the team.
  • Work autonomously in complex contexts, with strong abstraction skills to model integration flows between different systems, prioritize activities and contribute technically in interviews when required.

Requirements

What you’ll need
  • Strong experience with C#, ASP.NET Core (.NET 6 or higher) and backend application development/maintenance.
  • Experience integrating systems via REST APIs and SOAP, including contract modeling and inter-service communication.
  • Experience with service and/or microservices architecture, messaging and asynchronous processing, with practical experience in RabbitMQ or similar technologies.
  • Knowledge of relational and non-relational databases, with experience in SQL Server, Redis and using supporting data structures in distributed architectures.
  • Experience with Git, automated testing (unit and integration tests, including mocks), containers and CI/CD practices.
  • Experience with tools and components in distributed ecosystems such as S3/MinIO, Elastic and Keycloak, as well as familiarity with observability and troubleshooting.
  • Strong command of software engineering best practices, such as Clean Code, SOLID principles, designing distributed solutions, application security and productive use of AI tools in day-to-day development.
  • Experience with automated testing, especially unit and integration tests using mocks.

Benefits

Comp & perks
  • Meal allowance / meal voucher
  • Health and dental insurance
  • Home office allowance
  • Profit sharing (Participation in Profits and Results)
  • Voucher for a setup kit
  • Life insurance
  • Birthday day off
  • Health and wellness promotion program
  • Partnerships and employee discounts

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
C#ASP.NET Core.NET 6backend application developmentREST APIsSOAPmicroservices architectureRabbitMQSQL Serverautomated testing
Soft Skills
collaborationautonomyabstraction skillsprioritizationtechnical communication