- Developed a new version of the frontend using the Angular framework. The transition to a Single Page Application (SPA) improved performance, reduced page load times, and enhanced user experience.- Implemented Kubernetes as the platform for the product, which significantly improved fault tolerance and scalability. This migration enabled better resource management, simplified deployment processes, and increased the system’s reliability under high loads.- Successfully implemented continuous delivery for the product, accelerating the development process.- Managed the development team, actively participating in project architecture discussions, conducting code reviews, and providing mentorship.

- Developed a system for registering all citizens of the Republic of Kazakhstan vaccinated against COVID-19 within a short timeframe to ensure efficient data tracking during the pandemic. By the beginning of 2022, the system accounted for 45.5% of the country’s population. - Designed and developed information systems for the Ministry of Healthcare using a microservices architecture.

- Developed an electronic document management system utilizing the IBM Lotus Notes platform.- Modified existing electronic government applications, utilizing Java, Spring, JavaEE/SE, Angular, and JavaScript. Successfully resolved product bugs, deadlocks, and errors under high load.- Redesigned and coded mobile backend applications, transitioning from monolithic architecture to microservices. This transformation significantly increased the throughput of the SMS notification channel.- Participated in the development of the digital documents component for electronic public services.