A desktop string decoder.
Stack: Flutter
[Github](https://www.twine.net/signin
- App Developer
Kirill Savelev
- Israel
- 9 projects
I'm Kirill Savelev, a senior Android developer focused on building reliable, high-performance mobile applications.
About
I’m Kirill Savelev, a senior Android developer focused on building reliable, high-performance mobile applications. I specialize in Android and iOS apps, networking, VPN technologies, cybersecurity, and scalable mobile architectures.
Over the years I’ve shipped VPNs, antivirus, encrypted cloud storage, and network filtering solutions, turning complex requirements into robust, maintainable code and delivering strong user experiences.
- Joined June 2026
Industry experience
- Software & Internet
- Professional Services
Projects · 9
- App Developer
- App Developer
Android application for testing shaders.
Main Stack: Kotlin, Jetpack Compose, Camera2 api, AGSL/GLSL.
- App Developer
A demo of checkout module for online store.
Main stack: Jetpack Compose, Kotlin, Google Maps SDK.
- App Developer
Android antivirus app with password leak monitor.
Main stack: Jetpack Compose, Kotlin, Malloc Security SDK.
- App Developer
A client for encrypted cloud storage. All files are encrypted on-device and transferred to cloud storage as encrypted blob.
Stack: Jetpack Compose, Kotlin, Android biometrics service.
- App Developer
VPN application for iOS with password leak monitor.
Main stack: Swift, Network Extension.
- App Developer
VPN application with split tunneling.
Main stack: Jetpack Compose, Kotlin, Singbox/tun2socks.
- App Developer
Work experience
Senior Mobile Developer · GrowEpicJan 2024 – May 2026 · 2 yrs 5 mos
Developed VPN applications for Android and iOS using Kotlin and Swift with tun2socks and SingBox. Built antivirus, encrypted cloud storage, and network filtering features leveraging Kotlin, SingBox and local encryption.
Lead Android Application Developer · HumanteqJan 2018 – Jan 2022 · 4 yrs 1 mo
Developed data-mining applications and backend/frontend for analytical service using Kotlin, Flutter and Python. Designed and implemented Android SDK for analytical platform integration using Java and Kotlin. Built web platform for employee analytics and management utilizing Flutter and Python.
Android Engineer · iForsJan 2014 – Jan 2018 · 4 yrs 1 mo
Developed telemedical applications for private clinics using Java. Built backend for sport analytical service with Java and Spring.
Education
Master's degree in Computer Science · Lomonosov Moscow State University (MSU)2008 – 2014
Master’s degree in Computer Science · Lomonosov Moscow State University (MSU)2008 – 2014
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