Konstantin Katraev Email and Phone Number

- Development of new application- Code Review- Architecture development- Task management- Team managementAs of today, I'm developing a dating application with Stripe and Shopify integration at OneGo. During my work I collaborated with a team of QA engineers, designers and business analysts. My responsibilities include team management, architecture development, code review, publication in Google Play and task management.

- Support of existing functionality- Implementation of new application functionality- Optimization, bug-fixing, refactoring- Code ReviewI was with development team working on mobile bank application. My work consisted of implementing new functionality, bug-fixing, code-refactoring, converting existing MVP to MVVM.I have participated in architecture review meetings regarding technical decisions related to assigned projects. Moreover, I took part in collaboration within cross-functional teams, including design and code reviews, meetings etc.

- Development of new application- Code Review- UI/UX interface developmentI have participated in the development of a new social network. Since the team consisted of three people, my main duties included participating in architecture development, handling server RESTful and WebSocket requests, implementing local database, manage authorization, creating custom views, constructing flexible application layouts, and preparing project documentation.During my work, I collaborated with designers and QA engineers to understand requirements and deliver high-quality code that meets business needs.

- Adaptive cross-browser Html-coding- CMS support- PHP Backend developmentMy work consisted of developing new web services for business and implementing new functionality for existing projects. Mostly these were online stores and businesses card sites. My technology stack was: PHP, JavaScript, Html, mySQL, CSS. My main achievement in this job was the creation of a large-scale web service with more than 300 subdomains for private clinic.

My job was to prepare my students for unified state exams, regional and state CS/mathematics olympiads and generally educating students on CS and math topics. During my teaching career more than 15 students have entered best universities in Russia (Moscow state university and St Peterburg State University among others) and 5 of my students have won both regional and state olympiads in mathematics and computer science