• Participation in the preparation of releases and prompt response to problems under tight deadlines, following Agile/Scrum methodology.
• Development of POS-terminal functionality, including the implementation of discount and promotional voucher management system mechanisms, which increased user loyalty to the service and contributed to attracting new loyal customers.
• Implementation of the web-application functionality for risk assessment management with the introduction of secure access to resources, ensuring data protection and clearly defining rights in multi-level user system.
• Reduction of API request execution time up to three times through database query optimization and the implementation of caching, which improved system performance and user experience.
• Experience in coordinated teamwork with the cross-functional team, which improved technical decision-making speed and contributed to achievingmajor project goals.
• The codebase improvement through regular code reviews.
• Successful issue resolving and bug fixing.
  Main technologies: • PHP • Laravel • Eloquent ORM • mySql • Redis • Docker • Apache • OpenAPI (Swagger)

• Development of reliable and flexible solutions by applying the SOLID, DRY, and KISS principles, which made it easy to add new functionality, minimize dependencies, and reduce the likelihood of bugs during implemention of changes.
• Enhancement of code quality through regular code reviews and evaluation of optimal solutions for specific problems.
• Collaboration with the team to effectively work on the project, considering its strategic goals and high standards of scalability.
• Proactively identifying potential issues in the program during the development stage, while adding new features or updates, and working on minimizing their occurrence through unit tests, which resulted in a 40% reduction in bugs duringQA testing and increased the release speed of updates by 22%.
• Successful issue resolving and bug fixing.

Main technologies: • PHP • Laravel • Doctrine ORM • PHPUnit • MySql • Docker • OpenAPI (Swagger)

Library web application (website for viewing books available for reading)

• Independently developing a library website with the usage of the MVC designpattern, including the implementation of custom framework components.
• Enhancement of code quality through regular code reviews and evaluation ofoptimal solutions for specific problems.

Main technologies: • PHP • mySQL • CSS • HTML • Bootstrap • jQuery • Composer • CRON • Nginx/Apache