Senior Full-Stack Engineer (Remote) - .NET/React + AI

Eliassen Group

Olympia (WA)

Remote

USD 130,000 - 165,000

Full time

5 days ago
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Job summary

The Sr. Software Engineer at Eliassen Group is a hands-on, full-stack developer who builds healthcare technology platforms.

You will work remotely, developing React front ends and C#/.NET back-end services, collaborating with stakeholders and product teams to deliver prioritized uses cases. The role demands 10+ years in OO development with .NET, strong Azure experience, and familiarity with AI-assisted engineering.

Qualifications

  • 10+ years of object-oriented software development with C#, .NET Core, and Razor Pages.
  • Full-stack development with React.js front ends and .NET back-end services.
  • Experience with Azure services such as Azure API Apps, Logic Apps, Azure Functions, and REST services.
  • Hands-on experience with AI-assisted engineering tools and practices, including LLM-based tooling, code generation, and workflow automation.
  • Experience with NoSQL databases, namely Azure Cosmos DB.
  • Experience with REST APIs and integrating multiple data sources.
  • Experience writing automated unit, system, and regression tests using NUnit.
  • Strong DevSecOps principles with security embedded in code, CI/CD, and cloud.
  • Understanding of Azure Data Factory is a plus.
  • Understanding of Release Management principles in structured environments for managing release levels and deployments.
  • Excellent oral and written communication skills.
  • Experience in fast-paced, collaborative, and team-based project environments.
  • Ability to process accurate information in a timely manner with strong organizational skills.
  • Demonstrated ability to prioritize in a fast-paced environment.
  • Experience working with people from diverse backgrounds and cultures.
  • Commitment to serving vulnerable seniors.

Responsibilities

  • Develop across the full stack, building React front ends and C#/.NET back-end services.
  • Rewrite and re-engineer legacy applications using the Microsoft tech stack.
  • Apply AI-assisted engineering using LLMs, AI developer tooling, and automation to raise development velocity and quality.
  • Implement solutions following best practices, writing clean, maintainable, and reusable code.
  • Develop design patterns and standards and participate in refactoring or new technology efforts.
  • Ensure automated unit, system, and regression testing coverage prior to launch, using NUnit.
  • Perform peer coding and design reviews with peers.
  • Adhere to Agile DevOps processes, tools, and environments for requirements, design, construction, QA, version control, deployment, troubleshooting, and change management.

Skills

Full-stack development
React.js
C#/.NET
Azure
AI-assisted engineering
DevSecOps
REST APIs
Unit testing
Code reviews
Communication

Education

Bachelor’s degree in Computer Science or related
Microsoft certifications in solution architecture (preferred)

Tools

Azure Cosmos DB
NUnit
CI/CD tooling

Job description

The Sr. Software Engineer at Eliassen Group is a hands-on, full-stack developer who builds healthcare technology platforms.

You will work remotely, developing React front ends and C#/.NET back-end services, collaborating with stakeholders and product teams to deliver prioritized uses cases. The role demands 10+ years in OO development with .NET, strong Azure experience, and familiarity with AI-assisted engineering.

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