Senior .NET API Developer

Optimuss Inc; Dallas (TX); On-site; USD 100,000 - 160,000; Full time

Job summary

Optimuss Inc. is seeking a Senior .NET Developer to lead API design and development efforts in a fast-paced team. The role emphasizes building scalable and secure RESTful services using Core/.NET Framework, with close collaboration across front-end, QA, and business stakeholders.

The ideal candidate will implement robust authentication (OAuth2, JWT), optimize performance, and drive code quality through reviews and mentoring. Join an Agile environment delivering high-quality software solutions.

Qualifications

• Design, develop and maintain RESTful APIs using Core/.NET Framework.
• Collaborate with front-end, QA and stakeholders to translate requirements into solutions.
• Write clean, maintainable code following best practices and standards.
• Implement authentication/authorization for APIs (OAuth2, JWT).

Responsibilities

• Design, develop, and maintain RESTful APIs using Core/.NET Framework.
• Collaborate with front-end, QA, and business stakeholders to understand requirements.
• Optimize performance and ensure scalability and responsiveness.
• Write clean, reusable code and follow best practices.
• Implement authentication/authorization for APIs (OAuth2, JWT).
• Integrate third-party APIs and services as needed.
• Conduct code reviews and mentor junior developers.
• Participate in Agile/Scrum ceremonies and sprints.
• Troubleshoot and upgrade existing systems and APIs.

Skills

REST APIs

.NET Core

C#/.NET

OAuth2

JWT

Agile/Scrum

Code reviews

Mentorship

Performance

API integration

Job description

Optimuss Inc. is seeking a Senior .NET Developer to lead API design and development efforts in a fast-paced team. The role emphasizes building scalable and secure RESTful services using Core/.NET Framework, with close collaboration across front-end, QA, and business stakeholders.

The ideal candidate will implement robust authentication (OAuth2, JWT), optimize performance, and drive code quality through reviews and mentoring. Join an Agile environment delivering high-quality software solutions.