Sasa Maksimovic

- Consulting in Software Development in IoT, Fintech, CRM, ERP, Automotive, Real estate startup projects

- Built ERP modules and eCommerce platforms using Vue2/3, NestJS, and TypeScript - Integrated AI for fraud detection and personalization - Created a blockchain app with React, NextJS, Redux, Apollo, and WebSocket - Developed reusable UI with Tailwind, SCSS, and Element UI Plus - Set up CI/CD with GitHub Actions and AWS EC2 - Upgraded auth with Java, Keycloak, Cognito, and Auth0 - Led cross-functional teams, mentored devs, and ensured high code quality

- Built and maintained RESTful APIs for device-server communication - Helped develop IoT apps with PHP and JavaScript - Improved FinTech frontend and API using React - Created a mobile app version using Firebase - Added 70+ reusable components with Storybook - Refactored state management with Redux Thunk - Boosted performance through code and API optimization - Built an admin panel using React and Node

- Launched a Team Management CRM platform with jQuery, Node, Firebase, Salesforce, and Twilio API - Developed a chrome extension app for video conferencing by using WebRTC and Socket.IO - Suggested and Integrated real-time communication mechanism with gRPC