Тетяна

TETIANA MARTYNIUK
JUNIOR FULL-STACK DEVELOPER
[open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
KYIV, UKRAINE
TELEGRAM : @TANOSSSKA
GITHUB : TETYANAMARTYNIUK
LINKEDIN: TETIANA

ABOUT

Junior Full - Stack Developer focused on TypeScript, Node.js, React, and
PostgreSQL. Experienced in building full - stack applications with REST APIs,
JWT authentication, database integration, validation, and Docker.

SKILLS

Languages: TypeScript, JavaScript, SQL
Backend: Node.js, Express
Frontend: React, HTML5, CSS3
Databases: PostgreSQL, MS SQL
ORM: TypeORM, Sequelize
DevOps : Docker, Git, GitLab CI/CD , Linux

LANGUAGES

English: B2 ( Upper - Intermediate )
Ukrainian: C2 (Native)

PET PROJECTS

Lost And Found System
Full - stack web application for managing lost and found items, featuring
a React frontend, REST API, user authentication, and an administrator
panel.
• Implemented JWT - based authentication and role - based authorization
for registered users.
• Built CRUD functionality for item listings with image upload and
validation.
• Developed an admin panel for item moderation and category management.
• Implemented a custom chat system for communication between users.
• Designed and implemented a REST API and PostgreSQL database using
TypeORM.
Tech: TypeScript, React, Node.js, Express, PostgreSQL, TypeORM, JWT, Zod,
Multer, CSS3
PROGRAMMING COMPETITIONS

International Programming Proggy - Buggy Contest 2026 - participant
International Programming Proggy - Buggy Contest 2025 - participant
International Programming Proggy - Buggy Towel Contest 2025 – participant

EDUCATION

202 3- Present Information Systems and Technologies
(Online learning , flexible schedule)
Kyiv Polytechnic Institute
202 3- Present Self - education in Node .j s development