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**Aleksandar Petic**
Senior Frontend Developer
aleksandar_petic@hotmail.com | +38765018947
Banja Luka, Bosnia & Herzegovina
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### **Skills**
**Frontend:** JavaScript, React, Redux, React Query, Cypress, Angular, HTML, CSS, Semantic-UI-React, React Hooks, Styled-Components, Draft.js, react-i18next
**Backend:** NodeJS, Express, MongoDB
**Tools:** Webpack, ESLint, Git, Jira
**Others:** OpenSeadragon, Flutter, Matlab, C
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### **Work Experience**
**Senior Frontend Developer**
*Kompetenz, Banja Luka* | 02/2022 – Present
- Converted a multi-page application into a single-page application.
- Developed, designed, and maintained web apps using React, TypeScript, React Query, and Styled Components.
- Built APIs with NodeJS, Express, and MongoDB.
- Implemented E2E testing with Cypress.
- Created a solid codebase for easy integration of new features.
- Enhanced the app development process for continuous improvement.
**React Web Developer**
*Media INFO, Banja Luka* | 01/2019 – 08/2022
- Developed tools like OpenSeadragon Compare Demo.
- Created a dynamic forms library and improved workflow management systems.
- Implemented react-hook-form library across the application.
- Rewrote class components to hooks and TypeScript.
- Designed apps to support RTL and LTR.
- Integrated notifications with react-toastify.
- Used Axios for async functions with error handling.
**React/Angular Web Developer**
*Bitlab, Banja Luka* | 06/2018 – 12/2018
- Developed user-friendly, responsive websites using HTML, CSS, and JavaScript.
- Built dynamic web apps with React and Angular.
- Collaborated with UI/UX designers to create visually appealing interfaces.
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### **Personal Projects**
**Board Edger** | 03/2018 – 06/2018
- **Functionality:** IP camera captures board images triggered by motion sensors.
- **Software:** Developed in Matlab and Python (OpenCV) for precise image analysis.
- **Cutting Guidance:** Laser directed via Arduino and encoder connection.
- **Demo:** Watch it in action.
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### **Languages**
- **Serbian:** Native/Bilingual Proficiency
- **English:** Full Professional Proficiency
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