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[8AI] Senior Full Stack Engineer (React + C#) Q2

Freelanceremote5+ yrs📍 San José, San José Province, Costa Rica, 🇨🇷 Costa Rica🗣 English

Senior Full Stack Engineer building healthcare web applications with React and C#.

You'll design and develop web applications and backend APIs for a healthcare platform, working with React on the frontend and C# .NET Core on the backend. This role requires deep expertise in full-stack development, REST APIs, and distributed systems, with a focus on supporting mobile applications. You'll collaborate with cross-functional teams to deliver secure, scalable solutions and work with Azure cloud services in a SaaS environment.

Tech stack
ReactC#.NET CoreAzureViteTanStack QueryShadCN
Rate
Not stated by the agency
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Found at a specialist agency · listed 26 August 2026 · InsideJobs links you to the original posting.