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Andrija Ž.

Backend Developer

Andrija is a seasoned Backend Developer with a proven track record in developing robust web applications for product companies, backed by six years of software experience.

His proficiency extends beyond backend development, as he also has a solid understanding of React basics, enabling him to contribute to front-end development when needed.

Driven by a passion for enhancing product performance, Andrija excels at working with data to extract insights that drive informed decision-making. His detail-oriented approach ensures the consistent delivery of high-quality solutions that align with business objectives. With a keen interest in DevOps, Andrija is adept at deploying and maintaining web applications, further enhancing their performance and reliability.

Main expertise
  • API 5 years
  • Python
    Python 5 years
  • Flask
    Flask 4 years
Other skills
  • Django
    Django 3 years
  • Redis
    Redis 3 years
  • Microservices 3 years
Andrija Ž.


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Selected experience


  • Python Engineer - 3 years

    • Undertake the development of new features utilizing the Django, Flask, and FastAPI frameworks, ensuring adherence to project requirements and Agile principles.
    • Integrate various third-party APIs into the existing system to enhance functionality and provide additional features, maintaining compatibility and security standards.
    • Regularly maintain and optimize existing code bases to ensure high performance, scalability, and maintainability while adhering to coding standards and best practices.
    • Write clean, efficient, and well-tested code following established coding conventions and guidelines, aiming for high quality and readability to facilitate ease of maintenance and future enhancements.
    • Utilize analytical and problem-solving skills to troubleshoot issues with API integrations and other functionalities, promptly identifying and resolving bugs to maintain system reliability and user satisfaction.
    • Analyze existing code to identify areas for improvement, optimization, and refactoring, implementing enhancements to improve performance, maintainability, and scalability as necessary.


    • Technologies:
    • API
    • Django Django
    • Python Python
    • Flask Flask
    • PostgreSQL PostgreSQL
    • Docker Docker
    • React.js React.js
    • FastAPI FastAPI
    • Microservices
  • Python Engineer

    Holycode - 3 months

    • Implemented functionality to fetch and parse data from Google Ads, including Key Performance Indicators (KPI) and Click-Through Rate (CTR), to display and utilize on the front-end, enhancing the application's functionality and analytical capabilities.
    • Performed low-level database operations to fetch and store large amounts of data efficiently, optimizing database performance and ensuring smooth data retrieval and storage processes.


    • Technologies:
    • API
    • Django Django
    • Python Python
    • Flask Flask
    • SQL SQL
    • PostgreSQL PostgreSQL
    • MongoDB MongoDB
    • HTML / CSS
  • Python Developer

    FIS - 1 year

    • Integrated Python services into desktop applications to enhance functionality and improve performance, facilitating seamless user experiences and optimizing application performance.
    • Enhanced middleware utilized by multiple services to optimize communication and data exchange, ensuring efficient interaction between different components of the system.
    • Developed modules to handle data sent by external services, enabling efficient data processing and enhancing the system's ability to manage and utilize incoming data effectively.
    • Improved existing components to meet new standards for reliability and scalability, ensuring the system can accommodate increased demands and maintain high performance levels.


    • Technologies:
    • API
    • Python Python


  • BSc.Information Technology

    University of Novi Sad, Faculty of Sciences · 2012 - 2019

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