Viktor Schastnyy Email & Phone Number

Hungary

Development backend of the MTS career portal

Kuala Lumpur, Federal Territory Of Kuala Lumpur, Malaysia

Worked as part of the Loonshots team, which develops Web3 solutions for the Xsolla Labs ecosystem. Participated in both backend development and frontend support and enhancement. Actively collaborated with teams from individual projects within Loonshots to refine and implement models that improve the product. Worked on optimizing solution performance.Contributed to architecture discussions and technology selection for various projects within Loonshots. Designed the backend architecture and implemented the API for the XLA Metamall project (a platform for finding external contractors for Xsolla Labs products). Maintained the API code, worked on feature enhancements, and implemented new functionalities. Developed the admin interface for the XLA Metamall website.

Moscow, Moscow City, Russia

Worked in the architecture team, developing and maintaining infrastructure services and core libraries. Collected and built metrics, developed infrastructure services for metric collection and log aggregation. Created infrastructure solutions and templates for other teams.Took an active part in system architecture planning. Conducted refactoring of system libraries for product teams, including bug fixes, introducing new features, and rewriting code in TypeScript and Go. Designed and launched a production service for collecting aggregated metrics from logs of various microservices. Collaborated with a team to develop a service for validating user Clickstream events.

Moscow, Moscow City, Russia

Developed and maintained the web interface for an HR virtual assistant service, providing access to information about subordinates and assisting with HR tasks such as employee selection, transfers, and salary changes.Participated in the development and refactoring of the project, including rewriting components in TypeScript and utilizing the Composition API, as well as migrating the project from Vue 2 to Vue 3. Actively contributed to an internal UI library for Vue 3 within the team.Explored the role of a Go developer and took part in the development and maintenance of backend microservices for the project.

Moscow, Moscow City, Russia

Provided support and enhancements to the existing codebase of an advertising platform, an internal admin panel, and an advertiser's personal account. Worked on the development and maintenance of advertising units such as VPAID and AdUnit. Refactored the WEB SDK module of the platform.Participated in setting up Gitlab CI/CD using Jenkins. Configured project deployment and contributed to writing unit tests for Vue projects. Integrated the Yandex Video Ads SDK (created a management class for the AdLoader and InPage modules). Developed an error logging module for the WEB SDK module. Implemented the ability for infinite playback of advertising units. Added support for advertising formats such as FlyingTV, EmbedTV, and StickyTV. Worked on developing a new web interface for the demand-side platform (DSP) targeting advertisers.

Moscow, Russian Federation

Developed a new version of the frontend for the Blockchair project, a blockchain search and analytics system, based on the Nuxt 2 framework.Created auxiliary services such as API docs, PDF receipt generation for transaction banking statements, broadcast transaction functionality, chart interface using D3.js, market tracking, and cryptocurrency portfolio management. Implemented cryptocurrency comparison features, network node explorer, and explorers for Omni Layer and ERC20 Ethereum tokens. Introduced website localization.

Москва, Московская Область, Россия

Monitoring activity and subjects of citizens with the purpose of revealing of deviations of indicators of stream of complaints from the expected (average) values.Monitoring the handling of complaints, discipline and compliance with work rules in the Uniform city system of work with references of citizens.Maintaining a database of landings. Development of analytical materials for consideration of citizens appeals.Testing and improving the functionality of the corporate data mart.

Master'S Degree, Fundamental Mathematics And Mechanics

Phd In Mathematics, Mathematics And Computer Science