Senior Software Engineer, Cloud Communications

Sinch, a leading customer communications platform trusted by over 150,000 businesses including tech giants like Google, Uber, and PayPal, is seeking a Senior Software Engineer to join their Cloud Communications team. This role sits at the heart of Sinch's In-App Calling platform, which enables seamless voice and video communication globally.

The position offers a unique opportunity to work on complex distributed systems that power millions of real-time conversations. As a senior engineer, you'll be responsible for architecting and building critical C#/.NET services that form the backbone of their communication platform. The role demands expertise in cloud technologies, with hands-on experience in AWS and Kubernetes deployments.

Working in an agile environment, you'll take full ownership of your code from design through production deployment. The role combines technical excellence with collaborative teamwork, requiring both deep technical knowledge and strong communication skills. You'll be instrumental in championing best practices in software architecture, code quality, and testing.

The ideal candidate brings significant experience in backend systems development, particularly with C# and .NET Core, along with a strong DevOps mindset. Knowledge of cloud infrastructure, distributed systems, and real-time communication protocols is highly valued. The position offers the chance to solve challenging technical problems while directly impacting how millions of users connect globally.

Benefits include the opportunity to work on meaningful technical challenges, a collaborative culture focused on professional growth, and flexible work arrangements. The role is based in Stockholm, Sweden, with a hybrid work model, offering the perfect balance of in-person collaboration and remote work flexibility.

Join Sinch to be part of a team that's pioneering the future of global communications, where your technical expertise will directly contribute to building and scaling systems that connect people worldwide.