I worked in a FinTech product where I implemented around 20 payment provider integrations and developed backend services for payment processing.

My primary expertise was building and maintaining payment processing systems, third-party API integrations, REST APIs, webhook processing, and asynchronous services with RabbitMQ.

I also worked with Redis caching, MySQL, PostgreSQL, Docker, GitLab CI, Swagger/OpenAPI, and PHPUnit.

Working with REST API using Phalcon and Laravel frameworks, creating and modifying micro-services, working with main website, building SQL requests etc. Integrating banks and delivery API.

Modifying existing product on Symfony3, resolving bugs, developing new features, writing unit tests, worked with MongoDB queries with aggregation. Improvement and refinement highload bigdata analytics system.

Used: PHP7, Symfony3, RabbitMQ, MySQL, MongoDB, PHPUnit, Doctrine2, Twig, Git, Jira

Website development, modifying and upgrading existing websites, parsing data.

Used: WordPress, PHP5, HTML5, CSS3, Joomla, Shopify, JS, jQuery, Bootstrap, MySQL.

Website development, creating WordPress templates.

Used: HTML5, CSS3, jQuery, Bootstrap, WordPress, DLE, Responsive design.