Senior .NET Backend Developer (Legacy Platform)
Niuro · Remote - Chile, Costa Rica, Mexico, Cuba, Colombia, Uruguay, Paraguay, Peru, Venezuela, Ecuador · Remote · Wellfound
This job is restricted to candidates in: Chile, Colombia, Mexico, Peru, Uruguay. City: Costa Rica. Work model: Remote
About the job
At Niuro, we're hiring a Senior .NET Backend Developer for a US tax-tech company with a mature platform that needs to stay stable and keep evolving. Full-time contractor role, 100% remote from Latin America, paid in USD.
What you'll do- Work hands-on in a large .NET Framework codebase with sensitive taxpayer data, in a regulated environment
- Resolve production incidents
- Optimize data access and SQL performance
- Ship safe incremental improvements together with the legacy platform team, especially during tax season
- 5+ recent years with C# and .NET, hands-on .NET Framework
- Dapper and Entity Framework, and judgment on when to use each
- Strong SQL and production performance troubleshooting
- AWS experience
- Confidence changing large, non-modular codebases safely
- C1 English, written and spoken
Apply here: https://app.niuro.io/source/m7VkQK4e?ref=ps_kt_PUaKmfFuqyMC-bGlv2yG_orz1L9FLWQxnwPmdXi4&utm_source=wellfound&utm_medium=job-board&utm_campaign=senior-net-backend-developer-legacy-platform&utm_content=wellfound-20261111
Main requirements
Application
Posted yesterday
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