PHP Developer

Experienced backend developer with a Bachelor's degree in IT, fluent in English, Czech, Ukrainian, and Russian. Proficient in PHP, JavaScript, HTML, CSS, SQL, and some Golang and Python. Skilled in PHP frameworks like Symfony and Nette, RDBMS databases like MySQL and PostgreSQL, and cloud services like AWS. Successfully optimized performance and reliability of high-load applications, implemented caching strategies, and designed efficient databases. Led initiatives in event-driven architecture and Daktela support system integration, demonstrating strong problem-solving and communication skills.

Individual self-employed developer 05.2023 - now

As a self-employed backend developer, I have worked on various projects using PHP 8, Symfony 5, Nette framework, REST API, er, Kubernetes, DigitalOcean, AWS, MySQL, PostgreSQL, ElasticSearch & Kibana, GIT, Bitbucket, Github, Gitlab, MariaDB, MongoDB, RabbitMQ, and Symfony Messenger. I developed new features and maintained multiservice systems, including a high-load application handling 1000 requests per second. My focus was on optimizing performance and ensuring reliability under heavy traffic conditions. I implemented performance enhancements, caching strategies, and optimized database queries.

Lead Achievements and Initiatives:

1. Event-driven architecture: Designed and implemented an Event-Driven Architecture for handling asynchronous webhooks, improving event-handling processes and inter-service communication.
2. Daktela supporting system: Maintained the support system using the Daktela ticketing platform, integrating and maintaining Daktela's API for effective support ticket management.
3. System design: Developed an API from scratch for a food business with tablet-based cash registers, overcoming challenges to ensure seamless functionality.