Stefan Milutinovic

Custom Web Applications | Full-Stack Development

Created an end-to-end POS application using Raspberry Pi and technologies such as React.js, Node.js, TypeScript, Apollo GraphQL, and Sequelize, with emphasis on dependability and production-level performance. Designed a car dealership management application using PHP (Yii1/Yii2), including core business logic and operations. Designed several full-stack applications with technologies including React.js, Vue.js, Node.js, and MySQL. Contributed to the entire development process, turning client needs into software solutions.

E-Commerce & ERP Solutions Worked on the development of a tailor-made ERP system for customers in America, offering real-time monitoring of Amazon store performance as well as access to valuable data. Implemented functionality to compare prices by adding eBay, Walmart, and Ingram, among other large international markets. Created new applications, searches, and widgets, which allowed for analysis of markets, price optimization, and competition research. Developed web applications using React.js that allowed the monitoring of operations of an accounting agency in real time. Offered scalable and data-driven solutions to multiple customers, allowing optimization of their business processes.

TV Streaming Platform Maintained and enhanced backend APIs powering three core platform applications: STB application, Administration Panel, and Web Platform. Designed and implemented new features across both backend and frontend systems, taking ownership of the full development lifecycle from planning to deployment. Developed scalable backend solutions using Laravel and built modern frontend interfaces with React and TypeScript. Worked on performance improvements, bug fixing, and long-term platform stability across multiple environments and services. Collaborated closely with product, QA, and DevOps teams to deliver reliable releases and ensure seamless integration between application and infrastructure layers. Contributed to architecture discussions and technical decision-making for ongoing platform improvements and future scalability.