Arun Kumar

About Arun Kumar

Senior iOS Developer with 9+ years of experience building, scaling, and maintaining high-performance iOS applications used by millions of users across fintech, travel, and e-commerce domains.I specialize in Swift, SwiftUI, and Objective-C, with deep expertise in Clean Architecture, MVVM, VIPER, and modular app design. Over the years, I’ve owned features end-to-end—from architecture and implementation to testing, CI/CD, and App Store release—while working closely with product managers, designers, backend, and QA teams.I’ve helped teams reduce crash rates by 25%, improve checkout conversions by 12%, and cut release cycles by 30% through performance optimization, strong architectural decisions, and automation using Bitrise, GitHub Actions, XCTest, Instruments, and Firebase Crashlytics.Currently working in a platform SDK team, building shared SwiftUI-based solutions used across multiple large-scale consumer apps. Previously, I’ve contributed to modular fintech apps, large e-commerce platforms, and legacy codebases—modernizing them with Swift, improving test coverage, and reducing technical debt.What I bring to a team:Strong ownership and calm execution in complex systemsClear architectural thinking with practical trade-offsMentorship, code reviews, and clean code standardsPerformance, stability, and scalability mindset

Experience

1. Senior Software Engineer 2

   ixigo

   Dec 2025 — Present · Hyderabad, IN

Education

• Amity University Online

  Master of Computer Applications - MCA, Ml

• Indira Gandhi National Open University

  Bachelor of Computer Application, Computer and Information Sciences and Support Services

  2012 — 2015