punit

• Architected and shipped 3 iOS applications using Swift, SwiftUI, UIKit, and MVVM-C architecture, including a Smart TV Remote app ranked Top 50 Utilities in the App Store with 4.7-star rating and 1M+ downloads. • Engineered IoT connectivity layer implementing DLNA, UPnP , SSDP , mDNS, WebSockets, and TCP/UDP protocols, enabling sub-500ms device discovery, pairing, and provisioning with 25+ Smart TV models. • Built low-latency screen mirroring and media casting engine using local networking protocols and streaming technologies, reducing latency by 30% and achieving 99% crash-free rate. • Refactored 5K+ LOC legacy iOS codebase into a modular, Clean Architecture-based structure using the Coordinator pattern and dependency injection, improving maintainability and scalability. • Trained 10 engineers on SwiftUI, async/await, and modern iOS best practices to elevate code quality and team productivity. • Established CI/CD pipeline using Xcode Cloud and Fastlane, automating XCTest unit tests and TestFlight distribution, reducing release cycle from 3 days to 6 hours. • Optimized app performance with Instruments (Time Profiler, Allocations), reducing memory footprint by 30% and improving runtime efficiency. • Managed 7 App Store releases with zero rejections in collaboration with Product, Design, and Backend teams using Agile/Scrum methodology.

• Led and managed a team of 5 iOS engineers, delivering high-quality applications on schedule. • Architected BLE and Wi-Fi connectivity apps using Core Bluetooth and Network frameworks, enabling real-time data sync, device pairing, and OTA firmware updates between iOS apps and IoT peripherals and cloud services. • Re-architected legacy monolithic iOS application into a modular architecture using MVC and MVVM patterns, reducing coupling by 45% and improving scalability, testability, and maintainability. • Implemented a CI/CD pipeline with MS App Center to automate XCTest unit/UI testing and beta releases, reducing QA cycle time by 50%. • Enhanced app performance using Instruments and memory profiling, improving app launch time by 35% and reducing memory usage by 25%. • Mentored 5 engineers through code reviews and technical design discussions to improve code quality and architectural thinking. • Conducted 10+ technical interviews assessing coding, architecture, and problem-solving skills.

• Developed, maintained, and deployed 6+ client-facing iOS applications using Swift, UIKit, and MVC architecture, ensuring high performance, scalability, and maintainability. • Engineered RESTful API integrations using URLSession and Alamofire, supporting product catalogs, user authentication, and secure payment processing via Stripe SDK. • Implemented Core Data persistence with an offline-first architecture, efficiently managing 1,000+ records and ensuring seamless data synchronization. • Designed adaptive UIs using Auto Layout, Size Classes, and UIKit with Core Animation for custom transitions, increasing user engagement by 20% (Firebase Analytics). • Integrated third-party SDKs including Firebase Analytics, Firebase Crashlytics, Facebook SDK, and Google Maps SDK to enhance app functionality, monitoring, and user insights. • Successfully delivered multiple iOS projects within timelines, exceeding client expectations.