Денис

Denys Tkachyk
Python Developer | AQA Engineer
Executive Summary
• Over 4 years of experience in software development and testing
• Expertise in Python, Flask, MySQL, PostgreSQL, API development. Experience in
manual and automated testing, including web and mobile applications (Android, iOS).
Skills in CI/CD integration (Jenkins), behavior-driven development (BDD) with
Behave, and API test automation.
• Proficient in tools such as Figma, ClickUp,Jira, Worksection, and Postman.
• Adept at testing web interfaces with pixel-perfect validation.
• Proactive and detail-oriented, with strong analytical and problem-solving skills.

Technical Skills

Skill Category Skill List
Programming Languages Python, SQL
Technologies Flask, Selenium, Behave, Docker
RDBMS MySQL, PostgerSQL
Web HTML, API development & automation
Operating Systems Linux, Windows
Development Tools Intelij IDEA, Jenkins, Git, Postman, Worksection, ClickUp,
Figma, Apidog
Verticals QA & Test Automation, Web Development, Finance
Testing UI testing, API automation, pixel-perfect validation, manual
testing (Android & iOS)

Foreign Language Skills

Language Written Spoken
English Upper-intermediate Upper-intermediate

Education
Institution: Vinnytsia National Technical University, Vinnytsya

Date(s) Attended: Sep 2014 – Jul 2018
Qualification(s): Bachelor’s in System Engineering

Institution: Vinnytsia National Technical University, Vinnytsya

Date(s) Attended: Sep 2018 – Dec 2019

Qualification(s): Master’s in Automation of Computer Integrated Technologies
Professional Experience
Company: Spilna Sprava
Duration: June 2020 – August 2021
Role: Python Developer
Project Name: Proton Project / Financial Data Analysis
Project description: Worked on backend development and financial data processing,
integrating market APIs and performing data analysis.

Responsibilities: API development with Flask, mathematical modeling and
calculations, database management (MySQL), web scraping for
financial market data, API integration with Interactive Brokers,
Yahoo Finance, IEX Trading, data processing and report generation
for financial forecasting

Technologies: Python, Flask, MySQL, Pandas, Requests, API integration

Company: Spilna Sprava
Duration: June 2021 – August 2024
Role: AQA Engineer
Project Name: Rosco Vision
Project description: Focused on UI and API test automation, ensuring quality control of
web application through various testing techniques.

Responsibilities: Test automation with Selenium and Behave, BDD testing and CI/CD
integration (Jenkins), API automated testing and documentation
updates (Postman, Apidog), report generating, bug reporting and
tracking using Jira.

Technologies: Python, Selenium, Behave, Jenkins, Postman, Jira

Company: Freelance (Part-time)
Duration: September 2024 – Present
Role: QA Engineer
Project Name: Web & Mobile Testing
Project description: Conducted manual and automated testing for web and mobile
applications, ensuring high-quality standards and pixel-perfect UI
implementation.

Responsibilities: Manual testing for Android and iOS applications, web UI testing with
pixel-perfect validation, test case creation and execution, bug
reporting and tracking using ClickUp and Worksection, collaboration
with designers via Figma.

Technologies: ClickUp, Worksection, Figma, Postman, Selenium