Senior Full-Stack Engineer: AI-Native (Node.js)

Jobgether SRL is seeking a Senior Full-Stack Product Engineer based in Spain to lead backend development and core product features. You will own end-to-end delivery, architect scalable systems, and collaborate with a lean team to drive AI-native innovations using Node.js, TypeScript, AWS, and modern frontend hooks. You will work across the stack with React/Next.js, design cloud infrastructure, and contribute to product growth, engagement, and long-term impact while maintaining high-quality J-18…