Senior .NET API Developer

Salary: $78,000 - 118,000 per year Requirements:

• We need a Bachelors or Masters degree in Computer Science, Engineering, or a related discipline.
• We require 6+ years of hands-on .NET development experience.
• We need strong expertise in ASP.NET Core, C#, and Entity Framework/Core.
• We are looking for proven experience building RESTful APIs and web services.
• We require experience with SQL Server, including complex queries and stored procedures.
• We need familiarity with API documentation tools such as Swagger/OpenAPI.
• We expect a solid understanding of OOP, SOLID principles, and design patterns.
• We require experience using version control systems such as Git.
• Knowledge of DevOps practices, CI/CD pipelines, and automated testing is a plus.
• Familiarity with cloud platforms such as Azure or AWS is a plus.
• Experience with microservices architecture is preferred.
• Knowledge of containerization tools such as Docker is preferred.
• Understanding of message brokers such as RabbitMQ or Azure Service Bus is preferred.
• Experience with front-end frameworks like Angular or React is a bonus.
• We value excellent problem-solving and analytical abilities.
• Strong communication and interpersonal skills are required.
• We are looking for someone who can work independently as well as collaboratively.
• Attention to detail and a passion for high-quality code are important.

• We design, develop, and support RESTful APIs using ASP.NET Core/.NET Framework.
• We work with front-end developers, QA engineers, and business stakeholders to convert needs into technical solutions.
• We optimize application performance to ensure responsiveness and scalability.
• We write clean, maintainable, and reusable code aligned with best practices and coding standards.
• We implement API authentication and authorization, including OAuth2 and JWT.
• We integrate third-party APIs and external services as needed.
• We conduct code reviews, mentor junior developers, and uphold code quality.
• We collaborate in Agile/Scrum ceremonies, including daily stand-ups, sprint planning, and retrospectives.
• We troubleshoot, debug, and enhance existing systems and APIs.

• .NET Framework
• API
• ASP.NET
• AWS
• Angular
• Azure
• C#
• CI/CD
• Cloud
• DevOps
• Docker
• Git
• Support
• JWT
• OOP
• OpenAPI
• RabbitMQ
• React
• SQL
• Swagger
• Web
• microservices

More:

We are seeking a highly skilled Senior .NET Developer to join our development team in Dallas, TX. In this role, we focus on building scalable, secure, and high-performing API solutions using modern .NET technologies. You will partner with cross-functional teams to deliver quality outcomes and contribute across the full API development lifecycle.

last updated 36 week of 2026