Kirill

Kirill Stupakov [відкрити контакти](див. вище в блоці «контактна інформація»)
[відкрити контакти](див. вище в блоці «контактна інформація»)
Telegram
Backend Developer (PHP, Laravel)
Github

SUMMARY
Backend Developer with 2+ years of commercial experience specializing in PHP and Laravel. Experienced in developing scalable
backend systems, CRM platforms, e-commerce solutions, and blockchain-based applications. Skilled in designing system
architecture, automating business processes, integrating third-party services, optimizing complex business logic, and translating
business requirements into technical solutions. Able to work autonomously, take ownership of projects, and lead cross-
functional teams to deliver reliable, high-quality software.

SKILLS WORK EXPERIENCE
PHP, Laravel, Filament, Python Software Team Lead, Maxopen Aug 2024 - Jul 2026
OOP, MVC, SOLID, REST API Led cross-functional development teams across multiple commercial projects.
SQL, MySQL, MongoDB, Redis Translated business requirements into technical specifications and guided
implementation.
JWT, OAuth2, Sanctum, Passport Coordinated backend development, architectural decisions, and feature delivery.
Blade, HTML, CSS, JS, AJAX Mentored developers, conducted code reviews, and established engineering best
practices.
System Design, Database Design

Google OAuth, Stripe, 1С Integration Backend Developer, Maxopen Mar 2024 - Aug 2024

Linux, Docker, Nginx, Cloudflare Developed and maintained CRM systems using PHP and Laravel
Implemented backend solutions that streamlined internal business processes and
Blockchain (TON, Jettons, NFT) reduced manual operations
Git, Composer, Postman, Swagger Modernized and refactored existing systems, improving reliability, maintainability, and
overall product quality

PROJECTS
EDUCATION
Oil Magnate
Bachelor of Computer Science
Large-scale blockchain-based economic web game with a horizontally scalable backend
Zaporizhzhia Polytechnic architecture serving a high-volume user base.
National University
Led a cross-functional team of 8 engineers (Laravel, React, Go, Phaser, QA, DevOps),
2019 - 2023
coordinating development from planning to release
Established an efficient development workflow, enabling 1.5 years of continuous
releases with 95% on-time milestone delivery
Translated business requirements into technical specifications, ensuring clear
LANGUAGES communication between stakeholders and the development team
Designed and implemented the game's core economic engine, including complex
English (A2, Technical Reading) mathematical calculations and backend business logic
Ukrainian (Fluent)
Russian (Fluent) Maxopen CRM
Internal CRM platform for project management, employee management, and business
process automation.
Designed and implemented a configurable business process template system that
ACHIEVEMENTS automated project and task creation based on user-defined rules
Open Source Contributor Developed a payroll automation module, reducing manual administrative work
Refactored legacy modules, resolved defects, and improved system stability and
Contributed to the Filament maintainability
project Enhanced the financial monitoring module by implementing new functionality and
improving existing workflows
Cybersecurity Volunteer
MedSkin CRM
Contributed to volunteer
Enterprise B2B CRM platform for an official distributor of German professional cosmetics.
initiatives strengthening regional
digital infrastructure in Ukraine Developed backend functionality and business logic using PHP and Laravel
(Letter of Appreciation) Integrated the system with 1C, including data parsing and synchronization
Decadent (Personal Project)
Modern e-commerce platform for selling precious gemstones with a custom Laravel
backend and Filament administration panel.
Designed and developed a scalable backend architecture with a custom service layer
for modularity and maintainability
Implemented a configurable RBAC system with audit logging through a reusable audit
engine for tracking model changes
Developed multilingual and multi-currency functionality to support international users
Integrated Google OAuth authentication, Stripe payments, and secure API
authentication with Laravel Sanctum.
Coordinated development with frontend, design, and QA contributors while leading the
backend architecture and implementation

TeamLead
Media platform dedicated to affiliate marketing and digital marketing.
Led backend development, conducted code reviews, and ensured code quality
Developed an SEO optimization module to improve search engine visibility