George Kiriy mpsnp

👋 Hi, I’m George

Perfect knowledge: Swift
Good knowledge: TypeScript, ObjC, C, Go
Sketchy knowledge: Ruby, JavaScript, Dart, Bash, Python, C++

Tried all MVx architectures (VIPER too of course), as well as Flux / Redux / FeedbackLoop (last project uses the last one)
Implemented coordinator pattern (flow controllers)
Last time prefer functional programming techniques/patterns instead of OOP ones
Worked with different FRP libraries (RxSwift / ReactiveSwift / Combine), as well as implementations of Promise / Future concept (PromiseKit / Hydra)
Tried different libraries implementing DI principle (Swinject, Dip, EasyDi, Typhoon)
Worked with different persistence solutions (CoreData, Realm, SQLite)
Worked with different map libraries: MapKit, GoogleMaps, Mapbox. Implemented custom on-device overlay tile renderer for Mapbox (at that time it was not using OpenGL).
Worked with Firebase (RealtimeDatabse, Firestore, CloudMessaging). Implemented true TypeSafe wrapper-ORM for it in Swift
Worked with WebRTC (when it was too young, had to adapt it to select proper codecs: switched to h264 for speedy performance on iOS)
Worked with sockets: WebSockets(socket.io) & TCP/UDP Sockets
Worked with OpenGL ES & Metal as well as with SceneKit

Comparatively good knowledge of Linux (tried Arch, Ubuntu, Debian, CentOS, Alpine)
Worked with virtualisation systems (kvm, lxc, virtualbox, ProxmoxVE)
Good knowledge of Docker
Configured CI/CD (either for iOS or backend/frontend) on different platforms (have experience with Jenkins, Travis, GitlabCI, Bitrise) + fastlane
Have experience of deployment and configuration of k8s cluster on bare metal. Used rke (Rancher Kubernetes Engine) and Tectonic.
Deployed different solutions of PersistentStorage in k8s cluster (Ceph, GlusterFS, OpenEBS, Rook)
Tried DockerSwarm

In some projects developed backend for apps using NodeJS (JS, TypeScript) / Golang / PHP
Worked with different databases:
- Relational: MySQL, Postgres with ORM and without
- NoSQL: MongoDB
- KV: etcd, Redis
Used MessageQueue: NATS
Developed CloudFunctions & Security rules for Firebase

Making use of Git like a Pro and different git workflows (used mercurial a little bit).
Experienced mentor
Have experience of public speaking (local meet-ups)
Have experience of Project Management (around one year)
Have experience of working as iOS TechLead (around one and a half year)

Upper Intermediate