About the Role We are seeking a highly experienced iOS developer with deep expertise in Swift real-time communication VoIP RTC and modular app architectures You will lead the development of production-quality UCaaS CCaaS mobile applications focusing on VoIP low-latency audio video and scalable architectures Location Remote India - must have some overlap with Portugal timezone Experience 5-8 years in iOS development Key Responsibilities Develop maintain and optimize iOS mobile applications for real-time audio video communication Implement features using Clean Swift VIP MVVM or VIPER architectures Integrate and troubleshoot CallKit PushKit and other VoIP RTC flows Collaborate with Android and Web teams to ensure consistent user experience across platforms Build and maintain CI CD pipelines Fastlane Codefresh or similar and automated testing Monitor app stability and performance using Bugsnag Crashlytics or similar tools Mentor junior developers and share best practices Participate in agile workflows including backlog grooming sprint planning and estimation Core Requirements 5-8 years of skilled iOS development experience Strong proficiency in Swift and the iOS SDK Hands-on experience with modular architectures VIP MVVM or VIPER Experience with VoIP RTC features CallKit PushKit audio video optimization Solid understanding of networking RESTful APIs asynchronous programming and background execution Preferred Skills Experience with Twilio or Acrobits SDKs Familiarity with SIP and SFU architectures Experience setting up and managing CI CD pipelines Exposure to app monitoring tools like Crashlytics Bugsnag Skills Required Swift iOS SDK Clean Swift VIP MVVM VIPER CallKit PushKit VoIP RTC RESTful APIs Networking Asynchronous programming Background execution Production app development Job Types Full-time Permanent Pay 1 200 000 00 - 2 000 000 00 per year Benefits Health insurance Paid time off Provident Fund Work from home Education Bachelor s Required Experience total work 5 years Required

📌 Senior Ios Developer – Voip/rtc (Tamil Nadu)
🏢 INT9 Solutions
📍 Tamil Nadu