Tijana Petrovic

About

Senior Full Stack Engineer focused on building scalable web applications with React, Node.js, and AWS. 8+ years of experience in API design, backend architecture, performance optimization, and AI-powered automation.

Experience

• Full Stack Engineer · BrainRocket2022

  •Built and scaled full-stack applications using React, Next.js, Node.js, and TypeScript •Improved application performance by 35–40% through optimization and refactoring •Designed and developed REST APIs and backend services •Supported applications with 10K+ users and handled 50K+ monthly requests •Integrated frontend and backend systems ensuring efficient data flow •Worked with PostgreSQL and MongoDB for data modeling and query optimization •Used Docker and CI/CD pipelines for development and deployment

• Full Stack Developer · Comtrade Group2019 – 2022

  •Delivered 8+ production applications using React and Node.js •Built responsive user interfaces and integrated backend APIs •Designed database schemas and worked with relational and NoSQL databases •Participated in Agile development, testing, and code reviews

• Junior Frontend Developer · Comtrade Group2018 – 2019

  •Developed reusable UI components and improved user experience •Collaborated with backend teams on API integration

Education

• Alfa BK UniversityBachelor's Degree, Computer Science

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