Dejan Aćimović Email & Phone Number

- Developed a device emulation software to replicate physical devices with diverse TCP protocols, facilitating the composition of integration and stress tests.- Used unsupervised machine learning techniques to extract valuable insights from extensive high-dimensional data sets.- Implemented a comprehensive migration strategy that transformed an outdated, monolithic application into a modern, agile suite of microservices.- Built a powerful component library using React and Storybook, enhanced with styled components and a style system for a polished and consistent design.- Integrated new serverless services seamlessly into an established microservice architecture, leveraging Python and Go for implementation.

- Developed a custom e-commerce system for a popular online print-on-demand service that interfaced seamlessly with existing legacy infrastructure.- Migrated an outdated Vanilla JavaScript code into a React/Redux application, alongside the creation of an internal admin tool for efficient management of order issues and support tickets.- Handled the development of a cutting-edge GraphQL/Relay-based application, set to serve as the cornerstone for future front-end advancements.- Designed a mechanism for changing state using Redux in a way that eliminates side effects and enables time-travel debugging.- Conducted thorough UI testing, unit testing, black box testing, white box testing, and regression testing for a range of applications.

- Leveraged Python, Pandas, and Plotly to develop a high-performance web API to meet our on-demand, real-time analytics and visualization needs.- Architected the framework for an online Point of Sale (POS) system, balancing real-time functionality and robustness.- Devised an advanced database synchronization mechanism between offline WebSQL and central server DB, ensuring uninterrupted system availability and performance.- Developed a highly-scalable geolocated data clustering service within an automated cloud environment designed to efficiently handle extensive user requirements.- Enhanced the website's mapping functionality, leveraging Mapbox to visualize potentially millions of data points with precision.