Backend Developer — Node.js / Express / MongoDBAbout Stylz Stylz is an AI-powered styling platform redefining how people discover fashion that actually works for them. We combine AI, personalization, and fashion intelligence to create a smarter shopping and styling experience. What You'll Do Build scalable backend systems and APIs Develop and maintain Node.js + Express.js services Manage databases and optimize queries using MongoDB Integrate AI and recommendation systems Ensure performance, security, and reliability of the platform Collaborate with frontend, AI, and product teams Debug, test, and deploy backend services Requirements Strong knowledge of Node.js, Express.js, and MongoDB Understanding of REST APIs and backend architecture Experience with authentication, APIs, and databases Familiarity with Git/GitHub Problem-solving mindset and clean coding practices Good to Have Experience with AWS/Firebase/GCP Knowledge of scalable system design Familiarity with AI integrations Startup experience Skills: coding practices,express.js,express,node.js,databases,authentication