Software Full Stack Engineer Intern

About this role

About Flexzistay Flexzistay is seeking a Full Stack Engineer Intern to join its founding team and contribute directly to building real product features in a fast-paced startup setting. What you'll work on - Develop and deploy features for the website and backend systems alongside the founding team - Build production-ready functionality and see your work shipped to users - Handle end-to-end development of assigned features, from design through testing to deployment - Identify and resolve engineering challenges that arise in product development - Participate in scaling the platform as user demand grows - Own your tasks completely and ship high-quality code with minimal supervision Tech stack - Next.js for frontend development - TypeScript for type-safe code - Tailwind CSS for styling - Node.js and Express.js for backend services - PostgreSQL as the primary database - Prisma for database access and ORM - Redis for caching and performance optimization What we're looking for - Practical, demonstrable skill with Next.js for frontend work - Solid experience building backends with Node.js and Express.js - At least 3 completed full-stack projects with public, working deployments you can show us - Prior internship experience in a professional environment - Clear understanding of REST API design and database concepts - Familiarity with backend development principles and how systems fit together - Ability to use Git and GitHub for version control and collaboration - Foundational knowledge of system design thinking - Clear communication and the ability to explain your work and decisions - Strong ownership mentality and willingness to take responsibility for outcomes - Capacity to work autonomously without constant guidance - Speed in execution paired with an unwavering commitment to code quality