S2Tech is seeking experienced Mid/Senior Application Developers to support ongoing and upcoming development initiatives for our clients. This role requires strong technical expertise across modern Microsoft and cloud technologies, with the ability to deliver high-quality, scalable, and secure applications in a fast-paced environment. Candidates must be hands-on, self-driven, and able to collaborate effectively with technical teams, business analysts, and project leadership. This position provides an opportunity to work on mission-critical systems with modern architectures and tools, with particular focus on .NET/C#, Angular, DevOps pipelines, and cloud services (AWS or Azure).