My responsibilities include the design and development of mobile applications for the internal needs of the company. I designed and developed a mobile application for the company's customer support service (MVP + Retrofit 2 + REST Api + RXJava 2 + Glide + Room). I developed a program for recording video files from surveillance cameras, decoding the RTSP stream (JavaEE + JavaFX + ffmpeg). I developed a mobile application for the company’s metrologist (MVP + Retrofit 2 + REST Api + RXJava 2 + Glide + SQLite / Room + Butter Knife + EventBus + Moxy), work with a mobile phone camera, barcode / barcode scanner, NFC scanner, fingerprint scanner fingers, work with GPS data, PUSH notifications. jsoup parser. I developed a mobile application for contractors (barrier management) (MVP + Retrofit 2 + REST Api + RXJava 2 + EventBus + Moxy). I developed a mobile application for company leaders with the ability to display analytical information in the form of graphs and charts, work with tickets and incidents, view and sign electronic documents (Swift + UIKit + Alamofire + REST Api + Realm + Charts + SwiftDataTables + Firebase Crashlytics + Push-notification)I developed a subsystem for displaying markers on the map, with the ability to display polygons and broken lines (Swift + MapKit). I developed an adapter for RecyclerView for generic data types and a class for working with it (Java).I took part in the development of a mobile application for collecting and analyzing incoming information from an electronic document management system (MVVM + Retrofit 2 + REST Api + Room + Firebase Analytics + Push-notification). The development language is Kotlin. I have designed and developed a mobile application for a company operator (Kotlin / Coroutines + MVVM + Retrofit 2 + REST Api + Glide + Room), work with a mobile phone camera, fingerprint scanner, work with GPS data, PUSH notifications, download and upload data

Acted as the director of the company and the head of the development department. 12 people were subordinate. My responsibilities still included goal setting, performance monitoring, testing, and direct participation in software development.During my work, I developed and released a program for monitoring the movement of vehicles, a mobile application for taxi drivers (Android), a mobile application for intercepting SMS messages and their subsequent analysis, writing several information bots for Telegram, Skype and Twitter, analysis and monitoring programs SMS traffic.

Acted as head of the development department. Two specialists were subordinate. My responsibilities included goal setting, performance monitoring, testing, and direct participation in software development.During my work, I have released more than 150 updates to the program for calculating the cost of the trip used in the field of passenger transportation (taxi).1.Analysis and statement of tasks2. Design - specification development3. Design - development of algorithms4. Writing the source code of programs5. Testing and debugging programs6. Tests and delivery of programs7. Maintenance of programs

The company staff consisted of four people. My position was nominal, in fact I was one of three programmers. He worked on the creation of a computer telephony system, an automatic emergency notification system.

management of customer support departments, resolving issues related to released software

Software development

Software development

Software Engineer, 3D Product Model Development