Вячеслав

Bobivnyk Viacheslav
Junior Backend Developer

[відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | Telegram | GitHub | LinkedIn | Lviv, Ukraine

SUMMARY
Junior Backend Developer with hands-on experience building REST APIs and full-stack web applications using
Node.js, Express.js, TypeScript, MongoDB, PostgreSQL, and Prisma. Experienced in JWT authentication, API
design, request validation, database integration, and Docker-based development. Also experienced with React
and Next.js, which helps me understand the full application architecture and effectively collaborate across the
stack. Focused on writing clean, maintainable code and continuously improving backend development skills.

TECH SKILLS
Backend: Node.js, Express.js, TypeScript, REST API, JWT Authentication, Zod
Databases: PostgreSQL, Prisma, MongoDB, Mongoose, Firebase
Frontend: React, Next.js, TanStack Query, Zustand, React Hook Form, Formik, Yup
Tools: Git, GitHub, Docker, Docker Compose, Postman, Vite, npm, Vercel, Cloudflare

LANGUAGES
English — B1+ (actively improving)
Ukrainian — Native

PROJECT EXPERIENCE

Read Journey — Reading Progress Platform | Live Demo | Frontend Repo | Backend Repo
Tech: Node.js, Express.js, TypeScript, PostgreSQL, Prisma, Zod, JWT, Docker, React, Vite
● Developed a full-stack reading progress platform with a REST API for user authentication, book
management, reading sessions, and progress tracking.
● Designed PostgreSQL database schema and data relationships using Prisma ORM.
● Implemented JWT-based authentication with access and refresh tokens and protected API routes.
● Built request validation using Zod and implemented structured API error handling.
● Integrated Open Library API for book search and recommendations.
● Implemented reading statistics, personal library, reading diary, and pagination.
● Containerized the application using Docker and Docker Compose.

Just To Do It — Task Management Platform | Live Demo | Frontend Repo | Backend Repo
Tech: Node.js, Express.js, TypeScript, MongoDB, Mongoose, JWT, Zod, Docker, Next.js, Tailwind
● Developed a REST API for task management, including CRUD operations, filtering, sorting, pagination,
and dashboard statistics.
● Implemented JWT-based authentication using HTTP-only cookies and protected API routes.
● Designed MongoDB data models using Mongoose and implemented database operations.
● Added request validation with Zod and structured API error handling.
● Built authentication and authorization logic for protected user resources.
● Containerized the backend application with Docker and Docker Compose.
● Deployed the backend on Render and the frontend on Vercel.

Leleka — Pregnancy Monitoring Platform | Live Demo | Frontend Repo | Backend Repo
Tech: Node.js, Express.js, TypeScript, MongoDB, Mongoose, JWT, Cloudinary, Next.js
● Developed backend functionality for a full-stack platform for pregnancy monitoring, health tracking,
personal diaries, and consultation booking.
● Designed and implemented REST API endpoints for user data, pregnancy tracking, diaries, and
consultations.
● Implemented JWT authentication and protected routes.
● Integrated MongoDB with Mongoose for persistent data storage.
● Implemented image upload and storage using Cloudinary.
● Added data validation and error handling for API requests.

EDUCATION
GoIT IT School
Full Stack Developer Program | 2025 – 2026

West Ukrainian National University
Master's Degree in Finance (Honors) | 2010 – 2015