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

• 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.