2022 - Present
iOS Developer
Tensor LLC
Application development for iOS (version 12.* and below).
Working with XCode
Design and build applications for the iOS platform
Ensure the performance, quality, and responsiveness of applications
Collaborate with a team to define, design, and ship new features
Identify and correct bottlenecks and fix bugs
2020 - 2022
iOS Developer
CT Consulting
Application development for iOS (version 10.* and below).
Working with XCode 10.*, 11.*, 12.*
Design and build applications for the iOS platform
Ensure the performance, quality, and responsiveness of applications
Collaborate with a team to define, design, and ship new features
Identify and correct bottlenecks and fix bugs
Help maintain code quality, organization, and automatization
2019 - 2020
iOS Developer
Keysystems LLC
Application development for iOS (version 11.* and below).
Working with XCode 11.*, 12.*
Design and build applications for the iOS platform
Ensure the performance, quality, and responsiveness of applications
Collaborate with a team to define, design, and ship new features
Identify and correct bottlenecks and fix bugs
2017 - 2020
iOS Developer
Alef Development
Application development for iOS (version 8.* and below).
Working with XCode 7.*, 8.*, 9.*, 10.*, 11.*
Requirement understanding and analysis, design discussions
Flow diagrams creation
Code optimization
Performance improvement
Complex custom implementations
Unit testing, debugging
Crash analysis
2010 - 2019
Software Developer
VIP-technologies LLC
Application development for a company infrastructure on Go (Golang), Obj-C (iOS, macOS)
Developed a report generator for a billing system
Server administration with VMWare ESXi and OS Linux
Head of Technical Department
2007 - 2009
Network administrator & system administrator
Chuvashavtodor
Maintenance of core networkm, commissioning of active and passive network equipment