Дмитро

Stelmashuk Dmitriy
Kharkiv, Ukraine [open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) in/dmitriy-stelmashuk-21b034234
github.com/DmitriyS2k

SUMMARY
Frontend developer with commercial freelance experience and strong React pet projects.
Skilled in building SPA applications with authentication, CRUD functionality, form validation, and REST API
integration.
Good knowledge of modern JavaScript (ES6+), Git workflow, and npm ecosystem.Currently looking for a
Trainee / Junior Frontend position in a product team to grow as a React developer.

SKILLS
Frontend:HTML5, CSS3, SCSS, JavaScript (ES6+), React
State & Data Handling:MobX, Axios, REST API, JSON Server
UI & Forms:Material UI, Formik, Yup
Tools:Git, GitHub, NPM, ESLint
Basic knowledge:TypeScript, MySQL
Other experience:WordPress, OpenCart (theme customization, markup editing)
Knowledge of languages: Ukrainian, English(Intermediate), russian.

EXPERIENCE
Full stack developer
Freelance March 2024 - September 2025, Remote
•Contributed to the development of a data processing tool
•Participated in building cryptocurrency auto-trading software
•Worked with databases and API integration
•Technologies: Python, MySQL
• (Additional experience outside the core frontend focus)
Full stack developer
Freelance September 2023 - December 2023, Remote
•Developed the frontend for a handwritten text recognition application
•Implemented data processing and export to XLSX format
•Built HTML parsing functionality
•Technologies: React, JavaScript, CSS, Axios, Tesseract.js
Full stack developer
Freelance for www.okmash.com.ua September 2022 - November 2022, Remote
•Customized WordPress and OpenCart themes and modules
•Edited markup and client-side logic (HTML / CSS / JavaScript)
•Implemented a feedback form
•Configured multilingual functionality
•Developed automatic price update feature

PROJECTS
React APP "Hotel-booking"
Self-eduction pet-project
•GitHub: github.com/DmitriyS2k/hotel-booking-project
•Apartment booking single-page application
•Authentication and authorization system
•User profile with booking history
•Admin panel for booking management
•Global state management with MobX
•Form validation with Yup
•REST API integration (JSON Server)
•Stack: React, MobX, Axios, Material UI
React APP "Admin-panel"
Self-education pet-project
•GitHub: github.com/DmitriyS2k/admin-panel-project
•Full CRUD functionality for user management
•Reusable form components with validation
•Avatar upload and update
•Pagination implementation
•Dashboard with statistics
•Loading indicators for async operations
•Stack: React, MobX, Axios, Formik, Yup, Material UI
HTML Markup
Pet-project (HTML Academy)
•GitHub: github.com/DmitriyS2k/study-kvast
•Semantic and responsive layout
•Forms, tables, and navigation
•Clean and maintainable HTML/CSS structure

EDUCATION
Online education React/JavaScript
HTML Academy • Remote • 2023
Online education HTML/CSS
HTMLAcademy • Remote • 2022
Bachelor of major "Computer systems and networks"
Kharkiv Polytechnic Institute • Kharkiv, Ukraine • 2014