NexgenLink (formerly Astro Sirens) is seeking an experienced
Senior C# / .NET Developer to design, build, and maintain scalable enterprise applications and backend services that support critical business operations. This role requires strong expertise in C# development, modern .NET frameworks, cloud technologies, and distributed systems.
The ideal candidate will work closely with product, engineering, and cross-functional stakeholders to deliver secure, high-quality, and maintainable software solutions in a fast-paced environment.
This position is well suited for a hands-on engineer who is comfortable developing robust microservices, building scalable APIs, optimizing system performance, and contributing to architecture and technical design decisions. The successful candidate will bring strong problem-solving skills, sound engineering judgment, and the ability to collaborate effectively with both technical and non-technical teams while working remotely within U.S. time zones.
Requirements
- Bachelor's degree in Computer Science, Software Engineering, or a related technical field
- Minimum 5 years of professional experience in C# / .NET software development
- Strong proficiency in C# and object-oriented programming principles
- Hands-on experience with .NET Core / .NET 6+, ASP.NET Core, and Entity Framework (EF Core)
- Strong experience designing and developing RESTful APIs, backend services, and microservices-based applications
- Proficiency in SQL and experience working with relational databases such as PostgreSQL, MySQL, SQL Server, or Oracle
- Experience working with cloud platforms such as AWS, Microsoft Azure, or Google Cloud Platform
- Experience with containerization and orchestration technologies such as Docker and Kubernetes
- Familiarity with messaging and streaming technologies such as Kafka, RabbitMQ, or Azure Service Bus
- Strong understanding of software design patterns, multithreading, performance optimization, and distributed systems concepts
- Experience supporting CI/CD pipelines, automated testing, and modern software delivery practices
- Strong written and verbal communication skills in English, with the ability to communicate effectively with technical and non-technical stakeholders
- Demonstrated ability to work successfully in a remote environment while aligned with U.S. time zones
Benefits
- Competitive compensation
- Flexible remote work aligned with U.S. time zones
- Opportunity to work on high-impact platforms and mission-critical applications
- Collaborative, technically strong, and growth-oriented engineering environment
- Long-term career growth and professional development opportunities
