Thaloz

Senior Fullstack Engineer – Node.js, .NET, Azure

Thaloz

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇧🇷 Brazil

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Job Level

Senior

Tech Stack

AzureCloudDistributed SystemsJavaScriptJestMicroservices.NETNode.jsTypeScript

About the role

  • Take ownership of and enhance the Claims Orchestration Service (Claims API), understanding how it drives OCR, validation, decisioning, and routing in Claims AI workflows.
  • Architect and build distributed, event-based systems using Azure Service Bus and cloud-native patterns.
  • Develop and maintain microservices and RESTful APIs across Node.js, Nest.js, C# , .NET Core, and .NET Framework (preferred).
  • Implement secure authentication patterns and API gateway integrations.
  • Produce and maintain clear API contracts using OpenAPI/Swagger and Kiota.
  • Strengthen automated testing and validation pipelines using NUnit, XUnit, Jest, Cucumber.js, BDD, and Gherkin.
  • Leverage GitHub Copilot as a required part of daily development for coding, testing, documentation, and productivity.
  • Collaborate with engineering leadership as Claims AI components are consolidated under one team.
  • Use GitHub, Azure DevOps, Visual Studio, and VS Code (preferred) for development workflows.

Requirements

  • Advanced expertise in Node.js and TypeScript is required.
  • Strong hands-on experience with Nest.js is mandatory for this role.
  • Experience with Node.js testing frameworks such as Jest, Cucumber.js, Supertest, etc.
  • Strong experience with C# , .NET Core, and .NET Framework.
  • Hands-on experience with Azure Service Bus and event-driven architecture.
  • Proficiency in building REST APIs and distributed systems, including orchestration patterns and event-driven services.
  • Experience implementing authentication, authorization, and secure API practices following industry standards (OAuth2, JWT, etc.).
  • Experience implementing authentication and secure API practices.
  • Proficiency with OpenAPI/Swagger and Kiota for API schema management.
  • Automation and testing experience with NUnit, XUnit, Jest, Cucumber.js, BDD, Gherkin.
  • Proficient with GitHub, Azure DevOps, Visual Studio, and VS Code.
  • GitHub Copilot experience is required.
  • Excellent communication skills and ability to collaborate across engineering, product, and data science.
  • Nice to Have
  • Experience in Claims, insurance, AI/ML, or regulated environments.
  • Prior involvement in modernizing or consolidating large-scale orchestration systems.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
Node.jsTypeScriptNest.jsC#.NET Core.NET FrameworkREST APIsevent-driven architectureauthenticationAPI security
Soft skills
communicationcollaboration