Yurii Petrovskyi

I am a Full Stack Web Developer

About

I am a confident and adaptable professional with over ten years of experience in the oil and gas industry, now embarking on an exciting transition into development. Completing a coding traineeship as a full-stack developer, I successfully delivered several real-world projects to specification, showcasing my skills across a variety of programming languages. My background in managing extensive data processing equips me with a strong analytical mindset and attention to detail, which I am confident will support my growth and success as a developer. I am eager to bring my problem-solving abilities and commitment to continuous learning to a dynamic development team.

Full Stack Web Developer

Frontend: HTML5, CSS3, JavaScript, TypeScript, React, jQuery, Bootstrap, Tailwind
Backend: Python, Node.js, PHP, Express.js, Next.js
Testing Tools: Jest, RTL, Cypress, Storybook
Databases: PostgreSQL, MySQL, Supabase
Deployment: Command Line Git, GitHub, Docker
Software: Microsoft Office, Photoshop, Figma
Additional: Driving licence

In addition to my personal development, I care deeply about the society I live in. That’s why I collaborated with a volunteer organization, Trafalgar Girls, and the core development team as a Full Stack Developer to build an application called Kindly. We are working on an application that helps people exchange items, providing support to those in difficult circumstances.

Curriculum Vitae

To get a complete overview of my professional background, feel free to download a PDF copy of my full Curriculum Vitae.

Download CV

Education and Training

Full Stack Developer Traineeship (intensive, practical one-year program)

2023 - 2024

Career Switch Ltd

Completed two projects from scratch and to specification - providing hands-on development experience with front and back end languages and databases

English Language Course

2024

British Council

attended 100 classes of an English language course

Online ESOL and Employability Course

2023

Standguide Group

Bachelor's in Geology / Specialism in Geophysics

2003 - 2008

Ivano-Frankivsk National University of Oil and Gas, Ukraine

Volunteering

Full Stack Developer

April 2024 - Present

Kindly Project

Designed and implemented user-facing features, including messaging functionality and notification systems, while developing reusable and modular components to enhance scalability and maintainability, utilizing TypeScript and React
Created and integrated Storybook components to streamline UI consistency and documentation
Developed comprehensive end-to-end tests using Cypress, ensuring robust functionality and an optimal user experience
Updated and maintained database initialization scripts and migration files to optimize database operations, working with Supabase and Docker
Applied full-stack web development skills, including designing user interfaces and building backend functionalities, to contribute to the platform's mission of social good

Achievements

Ukrnafta

2020

Received a certificate of appreciation for long-term diligent service and substantial accomplishments in professional activities

2016

Awarded a certificate of recognition by the Chairman of the Board of Ukrnafta for significant achievements in work and professional excellence

Professional Experience

Geologist Engineer

Jan 2018 – Oct 2022

Ukrnafta (the largest Oil & Gas company in Ukraine)

Responsible for eight oil fields, comprising more than 400 oil wells.
Created production plans and enhanced operational efficiency.
Held daily technical meetings to address production issues.
Conducted daily analysis of well performance to identify optimization opportunities.
Created and implemented daily production reports, including well performance analysis.
Collaborated with technical, economic, and research departments to address production challenges and develop strategic plans.

Utility Surveyor

Jul 2014 – Jan 2018

Ukrnafta

Performed surveys of land, buildings, power lines and pipelines.
Conducted terrain and infrastructure surveys using a digital theodolite.
Processed geodetic data in Digitals to create maps and relief simulations.
Integrated satellite imagery, orthophotos, and scanned maps for enhanced accuracy.
Performed geospatial data analysis and object searches by coordinates.

Oil Rig Operator

Sep 2011 – Jul 2014

Ukrnafta

Operated and maintained approximately 40 oil wells, ensuring efficiency and reliability.
Prepared wells for research, technical operations, and performed maintenance on wells and pipelines.
Documented production activities and analysed automated system performance.

Fitter of Control and Measuring Instruments and Automation

Sep 2010 – Oct 2011

Ukrnafta

Maintained and calibrated automation systems, including oil heater control devices.
Repaired and adjusted manometers and gas equipment.
Installed and configured measurement and control electronics to ensure reliable operation.

Portfolio

Here are some of the projects I have worked on, showcasing various technologies and design patterns.

Gazetteer

Gazetteer provides users with detailed information on countries, including borders, current weather, news, and currency data.

HTML
CSS (Bootstrap)
JavaScript
PHP
Leaflet.js
jQuery
AJAX
External APIs

Project Overview

Gazetteer provides users with detailed information on countries, including borders, current weather, news, and currency data. It integrates multiple APIs for real-time updates and includes an interactive map for user-friendly navigation.

Skills Gained

Key Skills:

Efficient use of external APIs for data integration
Advanced AJAX request handling for smooth, dynamic content loading
Interactive map development with Leaflet.js
Data manipulation and processing for enriched user interfaces
Understanding and applying asynchronous programming
Managing cross-origin resource sharing (CORS) to ensure secure API requests

Tech Stack

Technologies used:

HTML
CSS (Bootstrap)
JavaScript
PHP
jQuery
Leaflet.js
AJAX

APIs used:

GeoNames RestCountries OpenWeatherMap NewsAPI OpenExchangeRates Wikipedia API

View on GitHub Live Demo

myReddit

myReddit is a compact version of the popular social platform Reddit, enabling users to explore trending news, topics, and discussions, optimized for mobile and desktop views.

HTML
CSS
JavaScript
React
Redux
Jest
RTL
External APIs

Project Overview

myReddit is a responsive application that brings Reddit’s core features to mobile and desktop users. It enables seamless interaction with posts, comments, and categories, offering a compact, versatile experience.

Skills Gained

This project leverages Redux Toolkit for state management, including createAsyncThunk for handling asynchronous API requests, async/await with fetch for data retrieval, and the Reddit API for accessing real-time content. These technologies enabled efficient data fetching and seamless UI interactions.

Key Skills:

Efficiently integrated the Reddit API to fetch live data
Enhanced state management with React & Redux for complex UI updates
Improved testing skills with Jest & RTL for unit testing
Experience in responsive design for optimized mobile and desktop views

Tech Stack

HTML
CSS (Bootstrap)
JavaScript
React
Redux
Jest
RTL

APIs used:

Reddit API

View on GitHub Live Demo

Company Directory

Company Directory is a comprehensive employee and department management application with real-time database integration, live search, and multi-user access.

HTML
CSS (Bootstrap)
JavaScript
PHP
jQuery
AJAX
MySQL
REST API

E-commerce Platform

E-commerce Platform is a full-featured online store application with user authentication, product catalog, shopping cart, order processing, and payment integration.

HTML
CSS
JavaScript
Node.js
Express.js
React
Redux
MySQL
RESTful APIs
Stripe API

Kindly

Kindly is an open-source web application to facilitate the exchange of items for Ukrainian refugees in the UK.

TypeScript
CSS (Tailwind)
React
Next.js
Supabase
Docker
Storybook
Cypress

Contact

I look forward to connecting! Please feel free to reach out, and I’ll respond as soon as possible.