I'm an iOS developer with 8+ years of experience building scalable, high-performance applications used by millions. Expertise includes Swift, SwiftUI, UIKit, Xcode, MVVM-C, Combine, clean architecture, performance optimization, and data-driven product execution.
Walmart
Enhanced Cart Page and W+ service in the Walmart US app using MVVM-C and Combine. Owned critical features for millions of active users, led ACC tire installation iOS execution, integrated fraud detection, mentored developers, and supported CI/CD with 90%+ XCTest coverage.
Oct 2024 - Present · Bangalore
Lenskart
Led revamp of PLP filters and sorting that improved customer retention by 25%. Collaborated on PDP redesign, refreshed rating and review screens, and implemented Google Analytics integrations for stronger data utilization.
Mar 2023 - Sep 2024 · Bangalore
Cognizant Technology Solutions
Worked on iOS and macOS applications for Apple finished goods and services pricing using Swift 5, Cocoa, and Cocoa Touch. Built enterprise apps, supported migration work, and applied MVC, MVVM, VIPER, and design patterns.
Oct 2021 - Mar 2023 · Bangalore
Infosys Limited
Delivered finance-domain enhancements including multi-search table data and formula builder features that increased productivity by 20%. Led UI coordination, debugging, Git workflows, Radar maintenance, and LibXL spreadsheet integrations.
Apr 2018 - Oct 2021 · Bhubaneswar
Technologies and workflows I use to build scalable, performant and production-ready iOS applications used by millions of users.
Modern declarative iOS app development with scalable UI systems.
Production-grade interfaces with reusable and performant components.
Reactive programming and modern concurrency for scalable apps.
Modular, maintainable and testable architecture patterns.
Crash reporting, analytics, remote config and backend integrations.
XCTest, Jenkins-based pipelines and workflows for reliable release processes.
Engineering Philosophy
I focus on clean architecture, smooth user experiences, maintainable codebases, performance optimization and scalable mobile engineering practices across the Apple ecosystem.
8+ Years
Production iOS Experience
“Praveen brings senior iOS ownership, clean execution, and calm delivery to complex product surfaces used by millions.”
“His strength is turning ambiguous feature work into shippable architecture with strong testing and maintainability.”
“Reliable across design, QA, analytics, performance, and the small details that make an app feel polished.”