Mid-Level Mobile Developer (iOS + Android)

We are looking for a mobile developer to join our team and support our VPN application, available on Google Play and the App Store.

Position Details
Position: Mid-Level Mobile Developer
Work Type: Remote / Hybrid
Experience: 2-4 Years

Responsibilities
- Development and maintenance of VPN mobile application (Android & iOS)
- Design and implementation of new features
- Application performance optimization
- Managing Google Play and App Store processes
- Backend API integrations
- In-app purchase and subscription system management

Requirements

Must Have:
- 2+ years of mobile application development experience
- Proficiency in both iOS (Objective-C) and Android (Kotlin) platforms
- Strong knowledge of network protocols (TCP/IP, UDP, HTTP/HTTPS, DNS)
- Familiarity with server-side technologies (backend, systems, networking)
- RESTful API integration experience
- Git version control system knowledge
- Google Play Console and App Store Connect experience

Nice to Have:
- VPN protocols (OpenVPN, WireGuard, IKEv2/IPSec, L2TP, PPTP)
- VPN tunneling and encryption mechanisms
- Network Extension (iOS) / VpnService (Android) API experience
- Socket programming
- Proxy protocols (SOCKS5, Shadowsocks)
- SSL/TLS certificate management
- In-app billing/subscription systems experience
- Firebase or similar analytics tools
- CI/CD pipeline experience

What We Offer
- Competitive salary package
- Remote work opportunity
- Flexible working hours
- Voice in technical decision-making processes
- Career development support