ЭПОС

Mobile application for searching and tracking government and municipal procurement; experiences frequent crashes and authorization issues.

Asana is a web-based project and task management platform with mobile and desktop applications that enables teams to organize work through tasks and projects in various views (list, kanban, calendar, Gantt chart) and track goals; however, the mobile applications suffer from frequent synchronization errors, registration issues, and incomplete localization.

Official application of the French tax authority for managing tax documents, filing returns, paying bills, and communicating with the administration.

Apple Calendar for viewing and managing events with support for multiple calendar integrations and reminders, but suffers from critical data loss bugs.

Employee corporate portal for managing personnel documents, payslips, internal communications, and work calendar, but with serious performance issues, authentication instability, and a confusing interface.

Extranet for managing short-term rental listings on Suточno.ru platform: accept and manage bookings, communicate with guests, edit listings and pricing calendar. The app suffers from serious problems with stability, loading speed, and data synchronization reliability.

NetSchool is a mobile application for synchronizing student and parent data with the regional education system (schedule, grades, homework), but it frequently malfunctions due to date/time validation bugs, server errors, and regional support issues.

A delivery courier app that allows accepting shifts and orders, but suffers from critical geolocation errors, unreliable penalties, system instability, and inadequate timers for bonus calculation.