Сергій

SERGEY CHAIKOVSKIY
github.com/ser1372 Kyiv, Ukraine
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Full Stack Engineer
SKILLS
Front-end: Vue.js (Vite, Vuex, Vue3 (Composition API)), JavaScript, jQuery, Tailwind, CSS, SCSS, HTML
Back-end: PHP, Laravel
Cloud: AWS
CMS: WordPress, Shopify
Databases: MySQL, MariaDB
DevOps tools: CI/CD, Docker
Monitoring System: Apache, Nginx
API: Baselinker API, Shopify API, etc.
Version control system (VCS): Git, GitHub, GitLab
CRM: Baselinker
Services: SaaS, E-commerce

EDUCATION
Bachelor`s degree in Cybersecurity 2021 - 2025
State University of Telecommunications, Kyiv

EXPERIENCE
Full Stack Engineer Oct 2022 - Present
BEZET Kyiv, Ukraine
(E-commerce) Marketplace specializing in selling tactical goods and regular clothing.
• Migrated the corporate infrastructure from a traditional server environment to the Amazon Web Services
(AWS) cloud platform
• Database schema modeling
• Database query optimization
• Developed APIs and wrote documentation for other developers - link: https://api.bezet.com.ua/
• Created a user cabinet
• Integration with Microsoft Clarity
• Automated sending payments along with the order to Dilovod
• Automated the processes of notification and sending online orders with Dilovod accounting system
• Integration with other service (Rozetka, NovaPost, EpicentrK, Kasta etc.)
• Integration with payment gateways: Liqpay, Fondy and etc
• Created a Telegram bot in Laravel to manage chats with other bots
• Created a telegram bot for notification of Liqpay payments
• Working in close contact with business analysts to discuss requirements and achieve the best usability
and performance of the system
• Define gaps and areas for improvement
Stack: AWS, Laravel, PHP, JavaScript, jQuery, CSS, HTML, Telergaph, Crontab

Full Stack Engineer Jul 2022 - April 2023 (10 mos)
Dabango Store Kyiv, Ukraine
(E-commerce) Online store for selling trendy women's clothing.
• Developed layout of the store from scratch
• Created intermediate sites for the products
• Refactoring legacy code
• Developed functionality for adding reviews
Stack: PHP, Laravel, JavaScript, Vue.js, Inertia.js, Tailwind CSS, MySQL

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SalesForce Developer Dec 2021 - Oct 2022 (11 mos)
Warrior Services Company, LLC Valley Stream, NY, US
Warrior Service Company, LLC is a healthcare staffing company specializes in providing staffing solutions
for hospitals and healthcare facilities, and offers a range of services including recruiting, training, and
payroll management.
• System administration (adding, deleting, access management)
• Creation of Apex components
• Integration with applications from SalesForce Appstore
• User interface optimization for SalesForce Field Service drivers
Stack: SalesForce, Apex, JavaScript

PROJECTS
grzybyzdrowia Oct, 2023
Built system architecture from scratch
Database design
Deployment process
Wrote project from scratch
Stack: Vue.js, Laravel + (Nova, Sail), Docker, Inertia, MySQL

One Day Donation - Armed Forces of Ukraine Feb, 2023
Volunteering project
Developed project from scratch
Stack: Vanilla JavaScript, CSS, HTML

Certifications
CISCO I IT Essentials
Certification: PC Hardware and Software
MateAcademy
Certification: JavaScript
Certification: SQL
American English Center
Certification: English B2 level
Harvard university
Certification: CS50 I EdX (Free listener)

LANGUAGES
English - Full professional proficiency
Ukrainian - Native proficiency

REFERENCES
Upon request

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