Senior Software Engineer (BE 80%, FE 20%)

Kela is a defense technology startup pioneering next-generation command & control and data infrastructure systems. We empower defense organizations with robust, scalable, and secure platforms that integrate diverse sensors and AI to deliver real-time battlefield intelligence. Backed by leading investors, Kela combines Israeli innovation with global mission impact. We are looking for a highly skilled Senior Software Engineer (BE 80%, FE 20%) to contribute to backend and frontend development for our cloud-based systems. The role requires extensive experience in building a high-performance backend system. You will also be responsible for designing and implementing scalable back-end solutions for complex muti sensors generic applications. Responsibilities Build a tactical and heavy backend platform and deal with some parallel and flow concepts Own features end-to-end, work directly with frontend (React) and infra teams Works on device protocols and control

Requirements: 6+ years building production systems - Backend languages (Python, Rust, C++) Experience with React development Strong problem-solving skills and attention to detail. Strong problem-solving skills and attention to detail. Experience with AI tools such as Claude / Cursor Nice to have: Maps/GIS or complex real-time data Background in defense or mission-critical systems Familiarity with gRPC, Sensors.