Марк

Shtepenko Mark Vadymovich
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18 y.o | Ulica Peta, Bar, Montenegro | [відкрити контакти](див. вище в блоці «контактна інформація») |
[відкрити контакти](див. вище в блоці «контактна інформація»)

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Professional Summary
Easy-to-learn Junior Full-stack Developer with a good knowledge base in developing
web applications on React.js and Node.js. I have skills in creating interfaces, server logic
and working with databases. I develop adaptive, functional and secure web applications
using modern technologies.

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Non-Commercial Experience
Freshcode Full-stack Developer Course
https://www.freshcode.training/javascript-developer
Full-stack, 16/11/2023 – 16/07/2024

 Mastering version control systems: Git, GitHub.
 Layout and styling of web pages using HTML, CSS.
 In-depth study of JavaScript, working with DOM, OOP principles.Node.js,
npm, webpack learning
 Developing on Node.js using npm and webpack for dependency
management and assembly.
 Working with React: routing (React Router), form state management
(Formik, Yup), React hooks.
 Implementing client-server interaction using async/await.
 Building server-side applications using Express.js and the MVC pattern.
 Working with databases: NoSQL and SQL (Sequelize ORM).
 State management with Redux and Saga middleware.
 Basics of containerization and working with Docker.
Pet-Project
https://www.petproject.com
Fullstack, 17/07/2024 – 27.12.2024

 Developed a responsive page using CSS Flexbox
 Created an interface for managing events with the ability to add countdown
timers, sort events and user notifications.
 Implemented business logic for moderating offers using new roles
(Moderator, Customer, Creative). Added pagination.
 Developed Sequelize models and migrations for working with relational
databases. Ensured a smooth transition of the application from NoSQL to
SQL.
 Implemented a system for calculating cashbacks for users who completed
orders in a given period, using SQL.
 Configured an error logger with recording to a file in JSON format
(Node.js).

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Technical Skills
Front-End
- React.js, Redux Toolkit, React Router, Axios
- Formik, Yup, React-toastify, Sass
- Lottie, React Spinners

Back-End
- Node.js, Express.js, Sequelize (PostgreSQL), Mongoose (MongoDB)
- Socket.io

Security & Authentication
- JWT, Bcrypt, CORS

Utilities & Tools
- Multer, Winston, Node-cron, Dotenv
- Moment.js, Lodash

Development Tools
- Git, Visual Studio Code, Postman, Webpack
Databases
- PostgreSQL, MongoDB

Design & Styling
- Sass, CSS3, Responsive Web Design

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Education
Complete secondary Technical education

8-Months course of Full-stack Development

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Languages
- English C1
- Ukrainian (Native Speaker)