Oleh Cherenkov
I develop scalable and high-performance web applications, including:
Admin panels, CRM, CMS, school and medical applications, API development, Telegram bots, payment systems, and third-party integrations, OAuth2.
Backend: Laravel, Node.js, Python – building clean, secure, and efficient API architectures.
Frontend: Vue.js, jQuery, Native JS. HTML/CSS.
Platforms: WordPress, OpenCart 2/3, Magento 2 – plugin and theme development, customization.
Database: MySQL, PostgreSQL – indexing, caching, normalization, and working with large data sets. Redis, memcached.
Software architecture: Microservices, design patterns, TDD, SOLID principles.
DevOps: LAMP setup, Docker, Bash scripting, Cron jobs, git, CI/CD (GitHub Actions, GitLab CI), cloud platforms Azure, Google Cloud.