Andrey Cherkashin

I started in FreeNow as a Software Engineer in a team that worked on a taxi pooling solution that is called "Match": https://bit.ly/3japlEp In the middle of 2019 FreeNow started a new project called "New Mobility" that is about providing our users multiple types of transportation apart of taxi hailing. We started it as a team of three backend developers from the Match team and raised it to a platform that already served hundreds of thousands of rides.

I used to work with IntellectoKids by developing the backend services as a freelancer for almost all of their game titles. Apart of that: * Subscription service (managing subscriptions for App Store & Google Play) * Push notification service (sending push notifications to different users with different selection criteria) * Analytics service (collecting analytic data) * Localisation service (providing server localisations) * Mail service (sending e-mail to users by different selection criteria)

Projects I have taken part in as a Server Developer: + Goodgame Empire: http://empire.goodgamestudios.com/ + Empire: Four Kingdoms: http://goo.gl/x5tf7C My main responsibility at Goodgames Empire is performance of the backend. Lots of different improvements were applied and heavily increased the overall performance of servers since the beginning of 2016. Advanced monitoring system was also implemented to help analyzing performance problems.

Leading a team of 3 developers. Developing server-side of a non yet announced AAA mobile game. Creating architecture of client-server protocol and the whole server-side of the game. Responsible for the server-side development of the game.

Managing the junior developers, developing game server architecture from scratch for new games, performance measurement and optimization, provide the approaches and methods of server implementation for other team members. Projects are: Social games such as Lovely farm (http://my.mail.ru/apps/423834), Legend: Revival (http://my.mail.ru/apps/420353), another one unpublished yet, Lucky Fields (Google Play, Mobile)

Implement new server gameplay features, diagnose and fix complex player problems on live servers, implement instrumentation and testing strategies to ensure correct functionality of features. Projects are: Legend: Legacy of The Dragon (http://warofdragons.com/), Juggernaut (http://jugger.mail.ru), Social games: Lovely farm, Legend: Revival, Mini games like Poker, Solitaire, etc. (http://minigames.mail.ru)

Wikimapia is an open-content collaborative mapping project that aims to mark and describe all geographical objects in the world. Responsibilities: Implement new service features, Optimizing tile generation core (PHP firstly, recreated using C++), System adminitration of more than 20 servers uses CentOS