Spectrum One · 8 hours ago
Mid Level Full Stack .NET Developer (Full time or Part time) (Remote)
United States
Full-time, Part-time
Remote
Mid LevelSpectrum One is a strategic engineering partner for high-growth startups and established corporations, and they are seeking a Mid-Level .NET Developer to join their engineering team. In this role, you will maintain and modernize applications, collaborating with senior developers on both existing enterprise systems and newer .NET-based applications.
DevOpsSoftwareUX DesignWeb Development
Responsibilities
Maintain and enhance existing applications built on .NET Framework 4.8 (ASP.NET MVC)
Fix bugs, implement enhancements, and ensure application stability and performance
Assist in migrating features and modules from legacy systems to .NET 8+, following guidance from senior developers
Work with Entity Framework Core on newer services and APIs
Write and maintain T-SQL queries, stored procedures, and views
Support performance tuning efforts in collaboration with senior engineers
Build and update user interfaces using Bootstrap 5
Maintain existing client-side logic using jQuery and contribute to newer components using vanilla JavaScript or Blazor
Participate in code reviews and follow established coding standards
Work closely with team members to ensure clean, maintainable, and well-documented code
Qualification
Required
Strong working knowledge of C# and .NET Framework 4.8 (ASP.NET MVC)
Hands-on experience developing APIs or services using .NET 6–8+
Experience using Entity Framework 6 (database-first or code-first)
Practical experience with EF Core in a modern .NET application
Solid understanding of Microsoft SQL Server
Ability to write and troubleshoot T-SQL queries and stored procedures
Experience maintaining applications that use jQuery
Proficiency in Bootstrap 5 for responsive UI development
Able to analyze issues and propose practical solutions
Can clearly explain technical work and ask questions when needed
Willingness to learn modern .NET practices and improve existing systems
Preferred
Exposure to Azure or AWS services
Basic familiarity with modern JavaScript frameworks (React, Vue, or Angular)
Experience with CI/CD pipelines (Azure DevOps or GitHub Actions)
Understanding of Dependency Injection in .NET applications
Benefits
Top-of-Market Compensation: High base salary benchmarked against industry standards, plus annual performance-based bonuses.
Annual Summit: A fully-funded, company-wide Out of Country retreat to celebrate our wins.
Hardware & Gear: We provide the latest tech (MacBook Pro or equivalent) and other equipment to ensure your workspace is ergonomic and productive.
Professional Development Budget: We provide an annual budget for courses, certifications, books, and conferences. We want you to stay sharp.
Permanent Remote: Work from home or anywhere you are most productive.
Time Off & Wellness: Generous paid leave policy, full medical coverage (HMO), and mental health support for you and your dependents.
Company
Spectrum One
Spectrum One is a software development company that provides web and mobile applications, UI/UX design, cloud, and devops services.
Founded in 2015
11-50 employees
Funding
Current Stage
Early StageLeadership Team
Nadine Jamila
Founder & Managing Partner
Company data provided by crunchbase