Sebastian

Sebastian Kychatyi
Python Backend / Full-Stack Developer · FastAPI, Odoo 18, PostgreSQL · Vue.js / Nuxt 3
Slovakia · Open to hybrid in Bratislava or remote · [open contact info](look above in the "contact info" section) · [open contact info](look above in the "contact info" section) · LinkedIn ·
github.com/sebastiansKychatyi

SUMMARY
Python backend and full-stack developer focused on business systems (ERP, e-commerce, SaaS). I build software
that runs real operations: a warehouse management system in Odoo 18 for an e-commerce company, and a
driving-school SaaS built from scratch that is in production and used daily by 3 paying clients. Comfortable owning
a feature end to end, from database schema to UI and deployment. Master's student in Applied Informatics.

SKILLS
Backend Python, FastAPI, Odoo 18 (ERP, ORM, OWL, custom modules), SQLAlchemy, Alembic, REST API,
API integrations, OAuth2 / JWT, Laravel (PHP)
Frontend Vue.js, Nuxt 3, TypeScript, JavaScript, Pinia, HTML / CSS
Data & DevOps PostgreSQL, MySQL, Docker / Docker Compose, Linux (Ubuntu), Caddy, GitHub Actions (CI/CD),
Git, pytest
Languages Ukrainian (native), Russian (C2), Slovak (B2), English (B1)

EXPERIENCE
Odoo Developer · Adelle Davis s.r.o. Apr 2026 – Oct 2026
Bratislava, hybrid, part-time · e-commerce company (own vitamin & supplement e-shop, plus order fulfilment for a client)
Built a custom warehouse management system in Odoo 18 (Python, OWL): bin locations, receiving, batch picking
and packing with barcode scanning, with separate picking and packing workflows and dashboards for staff on
scanners and tablets.
Automated courier shipments and label printing through carrier API integrations (SPS, Packeta, GLS).
Maintained and improved the WooCommerce ↔ Odoo connector (order import, status sync) and resolved
production issues.
Built customer support inside Odoo: incoming customer emails are answered directly in Odoo, with the related
orders and amounts in one view.
Developed a FastAPI microservice (PostgreSQL, Docker) for automatic box selection in the packing flow.
Full-Stack Developer · e-drivebook (own product) Apr 2025 – present
Remote, self-employed · SaaS for driving schools
Designed and built the platform from scratch, from requirements to deployment; in production and used daily by
3 paying driving schools.
FastAPI backend with PostgreSQL (SQLAlchemy, Alembic) and OAuth2/JWT: student records, automated lesson
scheduling, lesson tracking (duration and progress) and fleet maintenance.
Admin and instructor dashboards in Nuxt 3 (Vue.js, Pinia).
Containerized with Docker Compose, deployed on Ubuntu with Caddy, CI/CD with GitHub Actions.

Backend Developer · SHARKRISE s.r.o. Oct 2025 – Jul 2026
Remote, contract · Difference Mania, live mobile game (Laravel, MySQL)
Refactored core game logic for better performance and maintainability before launch, and extended the backend
to support new content.

PROJECTS

ukf-bp-amstar: web platform for amateur football with team management, challenges, ELO ratings and
tournaments (FastAPI + Nuxt 3). GitHub

EDUCATION
Master's degree, Applied Informatics · Constantine the Philosopher University in Nitra · 2026 – 2028 (in progress)
Bachelor's degree (Bc.), Applied Informatics · Constantine the Philosopher University in Nitra · 2023 – 2026