Богдан

Bohdan Mitsevskyi
Middle Node JS Developer
Lutsk, Ukraine
[открыть контакты](см. выше в блоке «контактная информация») · [открыть контакты](см. выше в блоке «контактная информация»)

Employment History

BACKEND DEVELOPER
2023.06 — 2024.07
Linkedin, Telegram
Langl

• Built the back-end part of the application, including controllers, modules,
Skills
services, providers, implementing business logic.
JavaScript - 2,5 years
• Ensured code readability and cleanliness by adhering to specific criteria and
TypeScript - 2 years
incorporating best design patterns during the development process.
Node JS - 2,5 years
• Integrated OpenAI technology for data generation using GPT-4o-2024-05-13,
Express JS - 2,5 years GPT-4-1106-preview, and GPT-3.5-turbo-0613 models(Dall-E 3 for image
Koa JS - 1,5 years generation), was also involved in the prompts creation

Apollo GraphQL - 1,3 years • Prepared datasets and fine-tuned GPT models (GPT-3.5-turbo-0613, GPT-4o).

Docker - 1 year • Developed and extended database models with optimized aggregations.
• Provided legacy support and resolved software bugs.
MongoDB - 2 years
• Worked in agile/scrum environment
PostgreSQL - 1,7 years

OPEN AI(GPT) - 1 year Back-End Stack: Express JS, TypeScript, Node JS, REST API, Mongodb,
React JS – 0,5 years Mongoose, OPEN AI, Dall-E, Redis, Docker, Swagger, JSON Web Token, ESLint,
Google Auth, Apple Auth, NPM, Git, Firebase

Languages BACKEND DEVELOPER
English - B1+ Level 2021.10 — 2023.06
German - B1 Level 42 Manufactory
Ukrainian - native • Developed a Shopify public app from the ground up.
• Designed and built Telegram bots with integrated REST API, databases, and user
interfaces.
• Created, extended, and maintained REST and GraphQL APIs for web applications
and third-party APIs.
• Provided legacy support and resolved software bugs.
• Implemented project containerization using Docker for enhanced deployment and
management.
• Worked in agile/scrum environment

Back-End Stack: Express JS, Nest JS, Node JS, REST API, Sequelize ORM,
Mongoose ODM, Apollo GraphQl, Webhooks, JSON Web Token, ESLint, NPM, Git
Front-End Stack: React, React Router, Typescript, Apollo GraphQl, EJS, Polaris UI

EDUCATION
2018.09 - 2022.06
Bachelor's Degree Computer Science
2022.09 - current
Master's Degree Computer Science