Denis Andrei Stoica
Frontend Developer
Popesti Leordeni,IF
Summary
Dynamic and detail-oriented Frontend React developer with a strong foundation in HTML, CSS, JavaScript, TypeScript, React, and Next.js. Expertise in crafting responsive and user-friendly websites, showcased by a personal portfolio deployed on Vercel. Proficient in modern front-end workflows utilizing Tailwind CSS, React Router, Git/GitHub, Vite, and VS Code, with experience in state management (React Context, Redux) and API integration (REST/GraphQL). Committed to writing clean, maintainable code and embracing mobile-first design principles while continuously seeking growth opportunities in full-stack development.
Overview
3
3
years of professional experience
2
2
Languages
Work History
Frontend Developer
Freelance
01.2023 - 08.2025
- Developed responsive and user-friendly web applications using Next.js framework
- Worked closely with UI/UX designers to translate wireframes into interactive web interfaces
- Used version control systems (e.g., Git) for code collaboration, tracking changes, and managing project
versions effectively - Integrated RESTful APIs to fetch data from server-side databases and display it on the client-side
- Created reusable components and libraries to improve development efficiency and maintainability ofcodebase
Fullstack Developer
Personal Project
06.2024 - 09.2025
- Designed and developed Cartlyee, a full-stack web application that allows users to create and collaborate on shared shopping carts in real time.
- Built a scalable front-end using React and Javascript, implementing reusable components, custom hooks, and state management for seamless user interactions.
- Developed a secure authentication system with Firebase Authentication, supporting account creation, login, and persistent sessions.
- Engineered a real-time database architecture with Firebase Firestore, enabling synchronized cart data, user presence, and invite-based room access.
- Implemented a unique invite code system to ensure controlled access to shared carts, preventing unauthorized entry by random UID guessing.
- Designed and maintained a responsive, dark-themed UI using Tailwind CSS, optimizing layout and UX for both desktop and mobile users.
- Enhanced user experience by refining UI components (polls, account management, user lists) for better usability and consistency.
- Configured Firestore security rules to enforce user-based access control and protect sensitive data operations.
- Deployed and tested the application, ensuring performance, data integrity, and real-time responsiveness across multiple sessions.
- Applied modern full-stack best practices, including modular architecture, code readability, and scalable project structure.
Education
Bachelor's Degree - Computer Engineering
University POLITEHNICA of Bucharest
Bucharest, Ilfov06-2028
Bootcamp - Front-end development
Scrimba
Remote01.2025
Online course - TAILWIND CSS
Scrimba
Remote10.2024
Online course - TYPESCRIPT
Scrimba
Remote10.2024
Online Course - Database Programming with SQL
Oracle
Romania03.2024
Online Course - Database Design
Oracle
Romania11.2023
Skills
Nextjs development
Timeline
Fullstack Developer
Personal Project
06.2024 - 09.2025
Frontend Developer
Freelance
01.2023 - 08.2025
Bachelor's Degree - Computer Engineering
University POLITEHNICA of Bucharest
Bootcamp - Front-end development
Scrimba
Online course - TAILWIND CSS
Scrimba
Online course - TYPESCRIPT
Scrimba
Online Course - Database Programming with SQL
Oracle
Online Course - Database Design
Oracle