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Senior Full stack Developer (Node.js/C#/.NET an...

Remote, USA Full-time Posted 2026-06-15

For one of our clients, we are seeking a Senior Developer with deep expertise in code and Architecture - and above all, the ability to lead bold technological processes and change the rules of the game. You will work in a small team as the leading developer, technology-wise, and lead the system modernization effort.

If you live and breathe code, love automation, and get excited by the opportunity to write less and create more - this is your place.

Responsibilities

  • Leading the transition from old version to modern microservices architecture
  • Leading work with tools like GitHub Copilot and other LLMs as daily tools
  • Accelerating development processes, automating tests, documenting and understanding complex code
  • Defining new standards for high-volume development environments
  • Technical leadership - including training, mentoring, and hands-on implementation
  • Implementing code solutions quickly and with high quality in critical systems environments
  • Modernization of the system, from Angular 5 & 13 , .NET 4.6.2 & Node.JS 10.15 to the latest versions.

Requirements

  • 7+ years of backend development experience in Node.js/C#/.NET
  • 4+ years of experience in Angular.
  • Great English communication skills.
  • Proven experience in rapidly improving development speed and reducing bugs using AI-based tools
  • Ability to lead end-to-end development processes, including scaling, documentation, and automation
  • System-level thinking, business orientation, and training skills
  • Experience working with microservices architecture and building APIs
  • B.Sc. in Computer Science or a similar technological field – required

Relevant Technologies

  • Backend: Node.js/C#/.NET Framework, ASP.NET Web API/Core, Entity Framework.
  • Databases: SQL Server, MongoDB, Redis
  • Messaging: RabbitMQ
  • Frontend: Angular 5+, TypeScript
  • Cloud & Containers: Azure / AWS, Kubernetes

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