Микола

Mykola
Ryzhuk
QA / AQA Engineer

CONTACT ME

[open contact info](look above in the "contact info" section)
WORK EXPERIENCE

[open contact info](look above in the "contact info" section) Backend Developer (Node.js) Jun 2024 – Dec 2025
NDA
https://t.me/x_gold_mirage Development and maintenance of backend services using Node.js. Design and
support of REST APIs, Integration with third-party APIs, including OpenAI.
Lutsk, Ukraine
Instagram, Google OAuth. Implementation of backend logic interacting with TON
and EVM blockchains. Working with MongoDB and Redis. CI/CD pipeline
configuration and support. Containerization with Docker and Docker Compose.
SUMMARY VPS server setup, configuration, and maintenance

QA / Automation QA Engineer with 4+ Manual / Automation QA Engineer Apr 2022 – Oct 2022
years of experience in manual and API eHealth (Government Healthcare Project)
testing, including automation. API testing using Postman. API automation with Python (pytest, legacy semi-
Strong backend engineering automation scripts). Validation of backend logic and integrations. Kanban
background gained through workflow
commercial experience as a Backend
Developer (Node.js).
Experienced in testing and validating Manual QA Engineer Oct 2021 – Mar 2022
complex API-driven systems, third- Rozetka.ua
party integrations, CI/CD pipelines, Test documentation creation (test cases, checklists, bug reports). Functional,
Dockerized environments, and Web3- integration, regression testing. Manual testing of backend-heavy services. REST
related services (TON, EVM). API testing (Postman). API test automation in Postman. Working with Docker,
Linux CLI, SQL. Log and metrics analysis (Kibana, Grafana). Load testing (Yandex
Tank). SCRUM
SKILLS
Manual / Automation QA Engineer Sep 2020 – Sep 2021
Manual testing | API testing | Test Synthetic.ua (ERP, Seller Cabinet, XML Sync Module)
documentation (test cases, checklists, bug
Test documentation creation (test cases, checklists, bug reports). Functional,
reports) | Functional, integration, regression
testing | API test automation integration, regression testing. UI automation with Robot Framework + Selenium.
API testing using swagger / Postman. FTP, Git. SCRUM
Python (pytest) | Postman (manual & automated
API tests) | Robot Framework + Selenium (basic
UI automation)
TECHNICAL HIGHLIGHTS
Node.js (JavaScript) | Python | REST API
design & validation | MongoDB, PostgreSQL, - Focus on test coverage, system reliability, and production readiness
Redis | OpenAI | Third-party API integrations - Confident API testing at different levels: functional, integration, regression
- Ability to read, understand, and validate backend code logic
TON blockchain | EVM-based blockchains |
- Experience debugging backend-related issues using logs and metrics
Web3 API & smart contract interaction testing
- Practical understanding of CI/CD pipelines from QA perspective
Docker, Docker Compose | CI/CD pipelines | - Experience working with Dockerized environments and multi-service systems
VPS server setup & maintenance | Linux CLI | - Experience testing blockchain-based systems (TON, EVM)
Git - Understanding of blockchain transactions, wallets, and network specifics
English: B1