Сергій

Serhii Marich
Strong Junior Backend Developer
Python Backend Developer with 1.5 years of experience in designing and developing web applications
and APIs. Proficient in Python and JavaScript (ES6). Strong background in building backend systems
with Django and Django REST Framework, including real-time features with WebSockets.
Experienced in relational databases such as PostgreSQL and MySQL, and in containerized
environments using Docker and Nginx. Self-driven developer with solid knowledge of OOP, design
patterns, SOLID principles and Agile methodologies.

https://github.com/sgc20081 [open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section)

PROFESSIONAL EXPERIENCE MAJOR SKILLS

Fullstack developer Python 3.x 1,5 years
JavaScript ES6 1,5 years
FREELANCE PROJECT February 2025 - May 2025
PostgreSQL 1,2 years
▪​ Designed and developed a SPA application for financial operations Django 1,5 years
(user-to-user transfers, deposits, withdrawals).
▪​ Built a REST API with Django REST Framework and a full frontend Django DRF 1 years
using JavaScript ES6, HTML and CSS.
▪​ Implemented JWT authentication and ensured data consistency with OTHER SKILLS
PostgreSQL.
▪​ Set up a containerized environment with Docker and Nginx. HTML, CSS, REST API, OOP, SOLID, Design
Patterns, WebSocket, Docker, Nginx, K8S,
Junior Backend Developer
FastAPI, SQLAlchemy, GraphQL,
PROCREATIONS DEVELOPER GROUP April 2021 - May 2022 ElasticSearch, React, NumPy, Pandas,
Selenium, Google Cloud Platform, MySQL,
▪​ Developed and maintained small-scale web projects (static and
CMS-based). Git, Agile
▪​ Implemented and optimized REST APIs for web and mobile
applications using Django REST Framework.
▪​ Worked with MySQL and PostgreSQL databases.
▪​ Assisted in building real-time features with Django Channels
(notifications, chats).
▪​ Contributed to frontend tasks (JavaScript ES6, jQuery, HTML, CSS).

EDUCATION LANGUAGES

2016-2018 Master’s Degree English PRE-INTERMEDIATE
Zaporizhzhya National University, faculty of Physics, speciality Physics and Ukrainian NATIVE
astronomy Russian FLUENT