Senior Backend Developer (.NET) at Niuro | Torre
Senior Backend Developer (.NET)
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Niuro

Senior Backend Developer (.NET)

Niuro
Posted by
Constanza Eslava
Isidora Prat Caballero
M
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(27) info
Emma
Emma
Full-time

Legal agreement: Contractor

Currency exchange and payroll taxes to be paid by:

Depends on the location of the candidate

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Remote (for Bolivia residents)
Remote (for Chile residents)
Remote (for Colombia residents)
Remote (for Costa Rica residents)
Posted about 12 hours ago

Responsibilities

A US tax software company is migrating a legacy platform to a modern .NET 8+ backend built on Clean Architecture. You will translate complex business rules into robust Web APIs in a high-availability, regulated environment where precision matters. What you will do - Migrate legacy business logic to .NET 8+ Web APIs (Domain, Application, Infrastructure) - Build secure APIs with strict authentication flows and compliance-driven session handling - Optimize MySQL access: Dapper for performance-critical paths, EF Core for domain operations - Define API contracts for frontend and payment provider integrations What you bring - 5+ years of backend development with .NET / C# - Production experience with Clean Architecture and CQRS (MediatR or similar) - Strong MySQL with Dapper and EF Core - Hands-on AWS (Fargate, RDS) - A real habit of unit and integration testing - C1 English Nice to have: payment integrations (Braintree, Paymentech), PCI-DSS, SOC 2, GDPR, Redis, SQS or RabbitMQ. Remote from LATAM, full-time, long-term contract.
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