Євген

YEVHEN BEREZANSKYI
Full Stack Developer (React/Node.js)
[open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | Telegram: @eugene_br1zz
GitHub | Portfolio
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PROFESSIONAL SUMMARY
Full Stack Developer with strong experience in React and Node.js, focused on building modern web
applications and SaaS products. Hands-on experience with authentication, payments (Stripe), databases, and
AI integrations. Comfortable working across the full development lifecycle – from UI to backend and
deployment.

TECHNICAL SKILLS
Languages: JavaScript (ES6+), TypeScript, HTML, CSS
Frontend: React, Next.js, Redux Toolkit, TanStack Query, Tailwind CSS
Backend: Node.js, Express, REST API
Databases: PostgreSQL, MongoDB, Supabase, Prisma
Auth & Security: JWT, Supabase Auth, Bcrypt
Tools: Git, Docker, Postman, Vercel

KEY PROJECTS
PropText.ai – AI-powered SaaS for generating real estate listings
Tech Stack: Next.js, TypeScript, Supabase, Stripe, Google Gemini API, Tailwind CSS
Live Demo: https://prop-text-ai.vercel.app
Developed a comprehensive SaaS platform that leverages AI to generate professional real estate
listing descriptions, demonstrating advanced full-stack capabilities and business logic implementation.
Key Achievements & Technical Implementation:
– implemented AI text generation based on user input;
– built credit-based system (3 free credits on signup);
– integrated Stripe payments for subscriptions and credits;
– designed PostgreSQL schema with Prisma ORM;
– implemented authentication and role-based access.

Commercial E-Shop – Full-Featured E-Commerce Platform
Tech Stack: React (Vite), Django REST Framework, PostgreSQL, Tailwind CSS
Full-stack e-commerce platform designed to replicate real-world online shopping workflows,
including secure authentication, product management, and order processing.​
​ Live Demo: https://ecoshop-alpha.vercel.app
Key Achievements & Technical Implementation:
– implemented JWT-based authentication system supporting user registration, login, and protected
routes;
 – developed dynamic product catalog with advanced filtering by category, price range, and availability;
– built cart management logic with real-time quantity updates and price recalculation;
– implemented end-to-end checkout flow including order creation and backend validation;
– designed RESTful API using Django REST Framework with structured endpoints, serializers, and
error handling;
– designed relational PostgreSQL schema optimized for product, user, and order data;
– built responsive UI with Tailwind CSS using mobile-first principles.

My Portfolio – Personal Developer Portfolio Website​
​ Tech Stack: HTML, CSS, JavaScript, GitHub Pages​
​ Live Demo: https://br1zz1713.github.io/my-portfolio/
Developed a personal developer portfolio website to showcase projects, technical skills, and
professional information in a clean and responsive interface. The project demonstrates front-end
development skills, modern UI structure, and the ability to deploy static web applications using GitHub Pages.
Key Achievements & Technical Implementation:​
​ – designed a responsive portfolio layout for desktop and mobile devices;​
​ – implemented sections for projects, skills, and personal information;​
​ – created structured navigation for easy access to portfolio content;​
​ – integrated GitHub links to showcase source code and projects;​
​ – deployed the website using GitHub Pages for public access and easy updates.

MyCarDealer – Automotive Dealership Website​
​ Tech Stack: HTML, CSS, JavaScript, Responsive Design​
​ Live Demo: https://mycardealer.great-site.net
Developed a responsive automotive dealership website designed to showcase available vehicles and
provide potential buyers with a clear overview of car models, features, and pricing. The project demonstrates
front-end development skills, structured content presentation, and user-focused interface design.
Key Achievements & Technical Implementation:​
​ – built a vehicle catalog interface to display multiple car listings;​
​ – designed responsive layouts for desktop and mobile devices;​
​ – implemented structured sections for car details, pricing, and specifications;​
​ – created intuitive navigation to improve browsing experience;​
​ – optimized layout and styling for fast loading and accessibility.

PROFESSIONAL EXPERIENCE
Freelance Full Stack Developer | 2023 - Present
Specializing in E-Commerce & CRM Solutions
– delivered custom web applications for clients, focusing on scalable architecture and modern tech
stacks;
– implemented complex business logic including user reward systems, payment integrations, and data
management;
– collaborated with stakeholders to gather requirements, design solutions, and deploy
production-ready applications;
– developed 3+ full-stack applications for small businesses;
 – worked directly with clients to define requirements and deliver features.

Intern Web Developer | January 2024 - June 2024
Contributed to front-end development projects using React and modern JavaScript frameworks
– participated in code reviews, bug fixes, and feature implementation;
– gained hands-on experience with Agile/Scrum methodologies and team collaboration.

Web Systems Intern | June 2024 - September 2024
Municipal Enterprise "Marine Plast Center"
Internal systems & digital infrastructure
– supported internal IT systems and ensured operational stability;
– assisted in maintaining internal databases and software tools;
– automated routine processes to improve efficiency;
– diagnosed and resolved technical issues across workstations and network environments;
– contributed to digital process improvements within the organization.

Full-Stack Developer Intern | February 2023 - April 2023​
​ Time Pro
Web application development
– contributed to the development of full-stack web applications using modern technologies;​
​ – built responsive front-end components and integrated them with back-end services;​
​ – worked with REST APIs and databases to implement dynamic features;​
​ – refactored existing codebase to improve performance and maintainability;​
​ – collaborated within a development team using Git-based workflows.

Junior Network & Systems Technician | January 2021 - May 2021​
​ Odesa College of Computer Technologies
Infrastructure & systems support
– assisted in deployment and configuration of LAN infrastructure and networking equipment;​
​ – troubleshot connectivity and system-level issues, ensuring stable internal operations;​
​ – supported maintenance of hardware, workstations, and structured cabling systems;​
​ – gained hands-on experience with TCP/IP networking and system environments;​
​ – collaborated with technical staff to maintain secure and reliable IT infrastructure.

EDUCATION
Odessa National University named after I. I. Mechnikov (2023 - 2024)
Master of Computer Science
Odessa State Ecological University (2021 - 2023)
Bachelor of Computer Science
Odessa Faculty College of Computer Technologies (2017 - 2021)
Software engineer
LANGUAGES
English: B1/B2 (Technical/Documentation Proficiency)
Ukrainian: native
Russian: native