C# .NET Core Architect

Solution Street • Herndon, VA

2d • Remote

About The Position

At Solution Street, our employees have many opportunities to work on interesting, challenging projects supporting clients one-on-one in various domains primarily in the commercial space. Our company culture thrives on our five core values: Honesty, Respect, Transparency, Dependability, and FUN! They're embedded in everything we do and how we do it! We are seeking an experienced C# .NET Core Architect for a modernization project. In this role, you’ll work on designing, developing, and delivering critical product features in a fast-paced, agile environment. You'll also serve as a technical leader—guiding junior developers, ensuring best practices, and helping the team overcome obstacles to maintain development velocity. This position requires deep expertise in full-stack .NET development, modern JavaScript frameworks, secure API design, and cloud deployments. If you enjoy solving complex problems, mentoring others, and building scalable software from the ground up.

Requirements

• 8+ years of full-stack software development experience.
• Expert-level proficiency with .NET Core, C#, and SQL Server.
• Experience with Entity Framework, Dapper, or similar ORMs.
• Strong frontend experience using Angular or comparable modern JS frameworks.
• Proven ability to design and secure RESTful APIs (JWT, OAuth).
• Solid knowledge of cloud development, preferably AWS.
• Experience integrating with third-party APIs and using message queues.
• Background in application security, performance tuning, and scalability.
• Familiarity with Agile Scrum methodologies.
• Excellent communication, collaboration, and mentorship skills.

Nice To Haves

• Prior experience with modernization projects.
• AWS certifications (Developer or Solutions Architect).

Responsibilities

• Design, develop, and unit test robust .NET Core/C# backend and frontend features.
• Lead code reviews and collaborate on architectural decisions.
• Guide and mentor junior developers on coding best practices and design patterns.
• Evaluate third-party libraries, tools, and frameworks for integration.
• Implement and monitor application performance, scalability, and security.
• Collaborate with the other senior members of the team to ensure timely and accurate delivery of features.
• Help to improve engineering processes and application performance through thoughtful enhancements.
• Support releases and deployments, including production troubleshooting and alerting.

Benefits

• competitive salary + bonus + 100% paid health/dental to employee + life insurance + PTO + long-term and short-term disability + 401(k)
• Solution Street automatically contributes to employees' 401(k) plans.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed