Full Stack Developer
hace 2 días
Uniondale
Job Description We are currently looking for a Full Stack Developer for our client in the NY metro area. This is for a full-time, remote position, working on a new Internal EMR Build for the organization. This Sr. Application Developer will lead the architecture, development, and optimization of our secure, HIPAA-compliant, multi-tenant EMR SaaS platform on Microsoft Azure. The role will be a Full-Stack position helping to drive the performance of their ASP.NET CORE and REACT Applications, REST APIs for 3rd party integrations, and improving enterprise-grade security. The ideal candidate will have 5+ years working within ASP.NET Core/C#, 4+ years working within REACT, Azure App Services, and experience integrating AI/ML into Web Applications. Experience working within the Payer or Provider space would be a major plus. Job Responsibilities: • Full-Stack Leadership: Lead design, development, and optimization of ASP.NET Core and React applications with a focus on performance, scalability, and maintainability., • Multitenancy: Drive evolution of multi-tenant architecture (tenant isolation, RBAC, efficient resource utilization, caching, and quotas)., • API Architecture: Design and operate secure, performant, and versioned RESTful APIs for vendor integrations; implement OAuth 2.0/OIDC, JWT, API keys, validation, idempotency, and robust error handling., • Mentorship & Standards: Mentor junior/mid-level engineers; conduct thorough code reviews; champion documentation, testing, and continuous improvement., • Cross-Functional Delivery: Translate complex requirements into sound technical designs; collaborate with product, solution architects, security, and DevOps through the full SDLC., • Performance & Reliability: Diagnose and resolve issues across UI, APIs, databases, and Azure infrastructure; drive profiling, query tuning, and front-end performance., • Agile Execution: Lead sprint planning, daily stand-ups, retrospectives, and backlog refinement; deliver predictable increments with high quality. Backend/Frontend Development: • 5+ years ASP.NET Core/C# building large-scale, distributed systems., • Secure REST API design and governance (OAuth 2.0/OIDC, JWT, API keys), contract/version management, and API security best practices., • Advanced SQL Server: schema design, complex stored procedures, indexing, query optimization, and performance tuning for high-volume workloads., • 4+ years React (functional components, hooks), advanced state management (Context/Redux), and performance optimization for large apps., • Mastery of TypeScript/ES6+, async patterns, and modular architecture., • Strong HTML5/CSS3 and responsive design; cross-browser compatibility and accessibility (a11y)., • Azure App Service (deployment slots, scale, troubleshooting)., • Azure SQL Database (performance tiers, geo-replication, monitoring)., • Microsoft Entra ID (Azure AD) and Azure Key Vault., • Serverless & Containers: Azure Functions, Logic Apps; AKS or Azure Container Instances., • Experience integrating AI/ML into web apps via Azure Machine Learning or custom APIs., • Understanding of data preparation and collaboration with data science under HIPAA guidelines., • Familiarity with enterprise AI/ML concepts and use cases., • Unit testing with xUnit/NUnit; integration and end-to-end testing strategies., • Postman and Swagger/OpenAPI for API documentation and automated testing., • Expert-level GitHub workflows (branching, pull request reviews, GitHub Actions CI/CD).