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Senior Dot Net Developer

Posted July 21, 2026
Full-time Mid-Senior Level

Job Overview

.Job Summary

We are seeking an experienced Senior .NET Developer to join a dynamic product engineering team building scalable, multi-tenant applications using modern Microsoft technologies. The ideal candidate will have strong expertise in .NET 8, ASP.NET Core, Blazor, Entity Framework, PostgreSQL, and AWS-based solutions. This role requires end-to-end ownership of application development, from API design and UI development to database architecture and deployment support.

Key Responsibilities

  • Design and develop ASP.NET Core Web APIs following Clean Architecture principles and best practices.
  • Build and maintain Blazor applications (Server, WebAssembly, and Hybrid) with reusable components and responsive UI design.
  • Develop and optimize data models using Entity Framework and PostgreSQL.
  • Design scalable and secure REST APIs, including versioning, authentication, authorization, and error handling.
  • Implement multi-tenant application solutions with proper data isolation and security controls.
  • Integrate applications with AWS services such as S3, SQS, Lambda, and other cloud-native services.
  • Contribute to infrastructure-related initiatives, CI/CD pipelines, containerization, and deployment automation.
  • Collaborate with cross-functional teams to analyze requirements and deliver high-quality solutions.
  • Conduct code reviews, write unit and integration tests, and maintain technical documentation.
  • Analyze existing applications, identify gaps, troubleshoot issues, and implement enhancements.
  • Support deployment activities and participate in system design and architecture discussions.

Required Skills & Qualifications

  • 5+ years of professional experience in software development using C# and .NET technologies.
  • Strong hands-on experience with .NET 8 and ASP.NET Core Web API.
  • Proven experience developing applications using Blazor (Server, WebAssembly, or Hybrid).
  • Strong front-end development skills including HTML, CSS, JavaScript, and Responsive Design.
  • Expertise in Entity Framework Core and PostgreSQL.
  • Solid understanding of RESTful API design, authentication, authorization, and API versioning.
  • Experience implementing Clean Architecture, Layered Architecture, or Domain-Driven Design principles.
  • Experience developing and supporting multi-tenant applications.
  • Familiarity with Docker, CI/CD pipelines, and cloud-based deployments.
  • Experience working in AWS-hosted environments.

Preferred Qualifications

  • Experience with .NET MAUI for mobile application development.
  • Experience with AWS CDK, Infrastructure as Code (IaC), or similar cloud automation tools.
  • Hands-on experience with AWS services including ECS, S3, Lambda, and SQS.
  • Experience converting Figma designs into production-ready web components.
  • Knowledge of Redis or distributed caching solutions.
  • Experience in fintech, banking, lending, or other regulated industries.

Success Factors

  • Deliver high-quality features across API, UI, and database layers.
  • Build scalable, maintainable, and well-documented solutions.
  • Contribute to improving development standards, architecture, and deployment processes.
  • Collaborate effectively with engineering and cloud infrastructure teams.
  • Ensure applications meet performance, security, and reliability requirements.

Skills: C#, .NET 8, ASP.NET Core, Blazor, Entity Framework Core, PostgreSQL, REST API, AWS, Docker, CI/CD, Clean Architecture, GitHub Actions, Multi-Tenant Applications.

 

 

     

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