Full Stack Developer (Remote, Full-Time) [HR199] (PK)

About Smart Working   At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being.   Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally. Join one of the highest-rated workplaces on Glassdoor and experience what it means to thrive in a truly remote-first world.   About the Role As a Senior Backend-Heavy Full-Stack Engineer, you will join our engineering team and take primary ownership of backend development for a SmartEarn platform integration. The integration will enable users to earn points and rewards while shopping with more than 5,000 partner brands through affiliate and card-linked offers. Most of your day-to-day work will focus on Node.js and TypeScript APIs, transactional business logic, real-time transaction tracking, reward status management and user notification flows. You will periodically support the React Native rewards interface and contribute to the Next.js Business Portal. You will work autonomously in a fast-paced startup environment, architect end-to-end solutions and deliver precise, reliable financial and transactional functionality.