Senior Software Engineer - for Denmark residents only

Do you want to shape the architecture of a cloud-native platform from the ground up — and lead the development of a scalable system managing thousands of connected devices? Our RTX Cloud product team is looking for a new technical lead developer for our Cloud Service offering. We are building a scalable, cloud-native platform to manage and monitor a large fleet of connected devices deployed across multiple customer environments. The platform is hosted primarily on AWS and leverages services like EC2, ECS, S3 etc. Communication with devices is done over MQTT. The system must be highly available, secure, and reliable. You can read more at https://www.rtx.dk/systems-and-solutions/cloud-services/. You will be part of a team developing the RTX Cloud platform. As the platform launch is still limited in features, you will be working closely with Product management and be able to influence features and design daily. Key Responsibilities Leading the team and leading by example Introducing and ensuring best practices and processes in the team Ensuring the system is secure, monitored and resilient Participate in code reviews and ensure quality is met Lead task planning and coordinating, reporting on KPIs Reporting on internal KPIs Exciting Challenges Tackle complex problems and develop innovative solutions that will have use in leading organizations in the telecommunications industry Experience the satisfaction of seeing your work integrated into large-scale VoIP systems and contributing to the future of wireless communication Qualifications Solid experience with NodeJS / React / Typescript / NestJS Experience in building APIs and Micro Services Experience in leading a team and/or technical projects A good understanding of good code practices Experience with continuous integration and continuous deployment Excellent English written and oral documentation and communication skills MS/BS in Software Engineering, Computer Science, or other related experience Benefits International business environment with flexible and flat management structure; growth opportunities; challenging tasks; opportunity to influence a global product. Location Region: Transilvania region Expected start date: 05/01/2026 Location: Cluj-Napoca Company homepage: http://www.rtx.dk Office address: Strømmen 6 9400 Nørresundby Office location: Stedsmarkør ved #J-18808-Ljbffr