Full-stack engineer with 4+ years of experience specializing in React (Next.js) and TypeScript, with a proven track record delivering type-safe, scalable web applications. Skilled in optimizing dashboard performance and managing complex global state using Redux and Zustand, bridging pixel-perfect responsive frontends with robust Node.js/NestJS backends. I have built and owned features from scratch, implemented security/authentication flows, managed data-intensive dashboards, and delivered end-to-end product lifecycles. I also bring strong UI/UX focus using Tailwind CSS and collaboration experience across teams and stakeholders.

Stefan Andrei Fronten/Fullstack Enginer

Full-stack engineer with 4+ years of experience specializing in React (Next.js) and TypeScript, with a proven track record delivering type-safe, scalable web applications. Skilled in optimizing dashboard performance and managing complex global state using Redux and Zustand, bridging pixel-perfect responsive frontends with robust Node.js/NestJS backends. I have built and owned features from scratch, implemented security/authentication flows, managed data-intensive dashboards, and delivered end-to-end product lifecycles. I also bring strong UI/UX focus using Tailwind CSS and collaboration experience across teams and stakeholders.

Available to hire

Full-stack engineer with 4+ years of experience specializing in React (Next.js) and TypeScript, with a proven track record delivering type-safe, scalable web applications. Skilled in optimizing dashboard performance and managing complex global state using Redux and Zustand, bridging pixel-perfect responsive frontends with robust Node.js/NestJS backends.

I have built and owned features from scratch, implemented security/authentication flows, managed data-intensive dashboards, and delivered end-to-end product lifecycles. I also bring strong UI/UX focus using Tailwind CSS and collaboration experience across teams and stakeholders.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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Language

Romanian, Moldavian, Moldovan
Fluent
English
Fluent

Work Experience

Software Engineer (Full-stack Contractor) at Aurora Agency
September 1, 2025 - January 1, 2026
Designed and implemented an affiliate module from scratch, developing backend logic in NestJS and integrating with a high-performance Next.js frontend. Built and integrated a login backup security feature using NestJS to enhance account recovery options and overall system security. Managed complex state for data-intensive dashboards. Architected and built frontend modules for subscriptions, navigation, and user settings with seamless state management and data persistence using Redux and data persistence patterns. Built an internal admin CRM using Next.js and Redux, focusing on complex data tables plus filtering and CRUD operations. Improved platform-wide UI/UX and implemented mobile responsiveness using Tailwind CSS, ensuring consistent experience across devices. Proactively identified and resolved critical production bugs, improving platform stability and uptime.
Frontend / Full-Stack Developer (Remote) at Aurora Agency
September 1, 2025 - January 1, 2026
Designed and implemented the Affiliate Module from scratch; developed backend logic in Next.js and integrated with a high-performance frontend.
Technical Consultant / Client Manager (Freelance) at Independent Freelance
January 2, 2025 - September 2, 2025
Acted as a technical consultant for local businesses, translating business requirements into technical specifications and delivering iterative software updates.
Full-stack Developer (Contractor) at Flowwerks
January 1, 2025 - September 1, 2025
Built and deployed scalable web applications and landing pages using React and modern frontend practices (state management, hooks, and component-driven architecture). Developed responsive, mobile-first layouts with a strong focus on performance optimization and cross-platform consistency. Acted as a technical consultant for local businesses by translating business requirements into technical specifications and delivering iterative software updates. Managed end-to-end project lifecycle from initial UI/UX framing to final deployment and ongoing maintenance. Improved dashboard performance in Next.js and Tailwind CSS by reducing load time by ~30%. Integrated Rust-based backend APIs to optimize signup/login flow and reduce auth issues by ~40%. Standardized GitHub PR processes and reduced merge conflicts by ~25%, while working cross-functionally to speed up feature delivery by ~15%.
Full-Stack Developer at Flowerwork
January 1, 2025 - September 1, 2025
Built high-performance dashboards in Next.js and Tailwind CSS, Redux and API integrations; optimized sign-up/login flows by integrating Rust-based backend APIs to reduce auth-related issues by approximately 40%.
Freelance Front-End/Full-Stack Developer at Flowerwork
September 1, 2024 - December 31, 2024
Built high-performance dashboards in Next.js and Tailwind CSS; improved deployments and UI/UX consistency. Standardized GitHub PR processes, reducing merge conflicts by ~25%. Delivered iterative software updates for local businesses.
Frontend Developer (Contract) at Independent / Freelancer
September 1, 2024 - December 2, 2024
Standardized GitHub PR processes, reducing merge conflicts by roughly 25% and collaborated cross-functionally to speed up feature delivery.
Project / MERN Stack Developer (The Odin Project) at The Odin Project
January 1, 2022 - January 1, 2023
Completed full-stack MERN projects including a social media app with MongoDB, Express, React and Node; integrated Stripe payments, JWT authentication and admin user flows.
Client Management / Full-cycle Delivery (Freelancer)
January 1, 2017 - January 1, 2024
Built small to medium landing pages using React for local businesses and personal projects. Developed responsive layouts and followed frontend best practices to ensure performance across devices. Provided support and iterative updates for personal and client-driven projects, resulting in positive feedback and continued collaboration.
Freelance Front-End/Full-Stack Developer at Flowerwork
January 1, 2017 - January 1, 2024
Built high-performance dashboards in Next.js and Tailwind CSS, reducing load time by ~30%. Integrated Rust-based backend APIs, optimized sign-up/login flows, and resolved production issues. Implemented proactive maintenance and ensured a smooth workflow across projects.
Freelance Frontend Developer at Self-Employed
January 1, 2017 - January 1, 2024
Built high-performance dashboards and responsive UI using Next.js, Tailwind CSS and Redux; delivered multiple client projects from concept to deployment.
QA Game Tester at Ubisoft
January 1, 2016 - January 1, 2017
Executed manual and exploratory testing, reported defects, and collaborated with development teams to reproduce issues and improve game stability.

Education

Bachelor's Degree in Management Information Systems at Romanian-American University
January 1, 2013 - January 1, 2016
CS50x: Introduction to Computer Science at Harvard University
January 11, 2030 - March 31, 2026
CS50w: Web Programming with Python and JavaScript at Harvard University
January 11, 2030 - March 31, 2026
BSc (Managerial Informatics) at Romanian-American University
January 1, 2013 - January 1, 2016

Qualifications

CS50x: Introduction to Computer Science
January 11, 2030 - February 26, 2026
CS50w: Web Programming with Python and JavaScript
January 11, 2030 - February 26, 2026
CS50x - Introduction to Computer Science
January 11, 2030 - March 31, 2026
CS50w - Web Programming with Python and JavaScript
January 11, 2030 - March 31, 2026
CS50x: Introduction to Computer Science
January 11, 2030 - July 16, 2026
Java Programming I
January 11, 2030 - July 16, 2026
CS 50w: Web Programming with Python and JavaScript
January 11, 2030 - July 16, 2026
Java Programming II
January 11, 2030 - July 16, 2026
Java Programming (University of Helsinki)
January 11, 2030 - July 16, 2026

Industry Experience

Software & Internet, Computers & Electronics, Media & Entertainment, Professional Services, Gaming, Education

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
See more