**Senior Backend Developer** **Project Location**: Bolivia **Work Mode**: Remote **Technology Stack**: C# / .NET **Responsibilities:** * Design scalable and modular architectures in .NET. * Optimize the performance of REST APIs and complex queries. * Lead technical decisions and participate in solution design. * Ensure code quality through advanced testing practices. **Technical Requirements:** * 5+ years of backend development experience. (Clean Architecture – Hexagonal – SAGA pattern) * Advanced proficiency in C#, .NET Core, Entity Framework, and SQL databases (and/or PostgreSQL). * Proven experience with microservice-based and event-driven architecture (Service Bus, Event Grid). * Implementation of authentication/authorization and API security. * Proven experience with messaging brokers such as Kafka or RabbitMQ. **Desired Skills:** * Experience with Azure DevOps, Docker, and automated deployment practices. * Technical leadership ability and decision-making capability in agile environments. Employment Type: Full-time, Indefinite-term Salary: $40,000.00 – $45,000.00 per month Benefits: * Option for an indefinite-term contract Workplace: Remote employment