Senior Software Engineer (Modern .NET)

New
Must reside in CO, FL, IA, IL, KS, MO, NE, OH, or TNFull-TimeSenior
Salary120,000 - 160,000 USD per year
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Job Details

Experience
6+ years
Required Skills
GitMicrosoft SQL ServerTypeScriptC#Azure.NETCI/CDRESTful APIs

Requirements

  • 6+ years of professional software engineering experience, including meaningful ownership of production backend systems.
  • Strong production experience with C#/.NET and ASP.NET Core.
  • Strong fundamentals in REST APIs, application architecture, and data modeling.
  • Production experience with relational databases, including SQL Server, EF Core, schema migrations, and query optimization.
  • Strong unit and integration testing practices.
  • Experience deploying or operating cloud-hosted applications, preferably in Azure.
  • Experience working with CI/CD pipelines and Git-based development workflows.
  • Working familiarity with modern frontend architecture and browser/API integration.
  • Strong collaboration and communication skills, with experience working across engineering, product, and design.
  • Experience using AI-assisted development tools responsibly.

Responsibilities

  • Design and deliver REST APIs, domain logic, and background workflows for finance, payroll, and future ERP product areas.
  • Model durable data structures and manage EF Core migrations, SQL performance, and production data changes.
  • Own complex capabilities from technical discovery and design through implementation, deployment, and production follow-up.
  • Partner with product, design, and frontend engineering to break complex workflows into practical, testable increments.
  • Help define integration and data-import approaches as customers transition from established desktop products to the new SaaS suite.
  • Build appropriate unit and integration testing around business rules, API contracts, data integrity, and failure scenarios.
  • Collaborate with the platform lead on CI/CD, observability, infrastructure, releases, and production diagnosis.
  • Design secure, permission-aware, and auditable workflows appropriate for financial and government software.
  • Contribute to technical leadership through code review, mentoring, documentation, and shared engineering standards.
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120,000 - 160,000 USD per year
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