Building custom projects for clients

Intruforce provides AI-powered cloud services for detecting IT infrastructure vulnerabilities before they can be exploited.Joined the team at the early stages of product development and played a key role in building core microservices, accelerating time-to-market and ensuring system stability. Developed critical components like an admin dashboard for monitoring vulnerabilities, improving decision-making, and enabling faster responses. Built an API that automated the delivery of vulnerability data, reducing manual work and support needs. Utilized technologies such as Spiral Framework, Kafka, Redis, and PostgreSQL to ensure scalability and reliability.

QUASA is a decentralized platform that connects individuals seeking household services with top-quality, pre-screened independent professionals.Joined the team during the early stages of the project to contribute to the development of a scalable back-end for both the mobile app and website. Worked closely with Android developers, business analyst, project manager, and web designer to design and implement a robust back-end system that met business requirements.Key Achievements:- Developed a blockchain-based deposit and withdrawal system for a mobile application, providing a high level of security, transparency and minimizing transaction costs- Configured a deployer to automate the application deployment process, which greatly accelerated the release of new versions and reduced the chance of errors associated with manual deployment- Enhanced performance through database optimization and caching solutions- Wrote tests that identified inconsistencies and bugs in the system before they hit the production environment, greatly improving the quality and reliability of the applicationTech Stack:Laravel, LEMP, Redis, PostgreSQL, Swagger, PHPUnit, Bitbucket Pipelines, Composer, PHPStorm, Ubuntu, Deployer.

BeClearCRM is a cloud-based platform for managing product-based businesses.Technologies used: Laravel, React, LEMP, Redis, MySQL, Swagger, PHPUnitfor unit tests, Composer, PHPStorm, Ubuntu.Key Contributions:1. Developed modules for integration with major e-commerce and communication platforms like Rozetka and TurboSMS2. Implemented front-end components using React, improving user interface and engagement metrics3. Developed and implemented unit tests for the back-end, which helped catchissues early in the development process and improved code quality