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I'm a Senior iOS Engineer with over 9 years of experience building scalable, high-performance mobile apps for healthcare, banking, and IoT. I love turning complex requirements into clean, maintainable code and delivering features that users rely on daily. I specialize in Swift, UIKit, SwiftUI, and iOS architecture, with a proven track record of modernizing legacy systems, mentoring engineers, and owning performance, reliability, and code quality. I thrive in fast-paced environments and enjoy designing robust CI/CD pipelines to accelerate releases.…I'm a Senior iOS Engineer with over 9 years of experience building scalable, high-performance mobile apps for healthcare, banking, and IoT. I love turning complex requirements into clean, maintainable code and delivering features that users rely on daily. I specialize in Swift, UIKit, SwiftUI, and iOS architecture, with a proven track record of modernizing legacy systems, mentoring engineers, and owning performance, reliability, and code quality. I thrive in fast-paced environments and enjoy designing robust CI/CD pipelines to accelerate releases.

VISHNU VARDHAN

App Developer, Web Developer, Front-End Developer, +2

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I'm a Senior iOS Engineer with over 9 years of experience building scalable, high-performance mobile apps for healthcare, banking, and IoT. I love turning complex requirements into clean, maintainable code and delivering features that users rely on daily. I specialize in Swift, UIKit, SwiftUI, and iOS architecture, with a proven track record of modernizing legacy systems, mentoring engineers, and owning performance, reliability, and code quality. I thrive in fast-paced environments and enjoy designing robust CI/CD pipelines to accelerate releases.…I'm a Senior iOS Engineer with over 9 years of experience building scalable, high-performance mobile apps for healthcare, banking, and IoT. I love turning complex requirements into clean, maintainable code and delivering features that users rely on daily. I specialize in Swift, UIKit, SwiftUI, and iOS architecture, with a proven track record of modernizing legacy systems, mentoring engineers, and owning performance, reliability, and code quality. I thrive in fast-paced environments and enjoy designing robust CI/CD pipelines to accelerate releases.

Available to hire

I’m a Senior iOS Engineer with over 9 years of experience building scalable, high-performance mobile apps for healthcare, banking, and IoT. I love turning complex requirements into clean, maintainable code and delivering features that users rely on daily.

I specialize in Swift, UIKit, SwiftUI, and iOS architecture, with a proven track record of modernizing legacy systems, mentoring engineers, and owning performance, reliability, and code quality. I thrive in fast-paced environments and enjoy designing robust CI/CD pipelines to accelerate releases.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Lead iOS Consultant & Freelance Developer at Self-Employed (Remote)

May 1, 2024 - Present

Delivered end-to-end iOS applications for healthcare, banking, and IoT clients using Swift and SwiftUI. Migrated legacy Objective-C/MVC codebases to Swift and MVVM, reducing technical debt and improving maintainability. Implemented structured concurrency using async/await and GCD for scalable background processing. Improved app stability and performance, reducing crash rates by 35%. Designed CI/CD pipelines and TestFlight workflows to accelerate release cycles.

iOS Lead & Engineering Manager at Netmeds.com (Reliance Retail) - KiViDoc Healthcare Platform

October 1, 2022 - December 1, 2023

Led development of a large-scale healthcare practice management app used daily by doctors. Reduced app launch time by 40% through profiling, async processing, and UI optimizations. Profiled performance and memory issues using Instruments. Owned architecture, code quality standards, and mentored iOS engineers.

IT Analyst & iOS Technical Lead at Tata Consultancy Services - City Union Bank Mobile Banking

December 1, 2020 - September 1, 2022

Built secure enterprise mobile banking applications for corporate customers. Implemented biometric authentication (Face ID/Touch ID) and enhanced security protocols using Keychain Services with comprehensive testing, achieving 100% compliance with banking security standards. Wrote and maintained unit tests using XCTest to improve regression safety and ensure stability of banking features. Reduced production crashes by 30% through refactoring and proactive monitoring.

Software Engineer at IDC Technologies - Banking Solutions

January 1, 2020 - December 1, 2020

Implemented UPI, biometric authentication, QR payments, and transaction flows. Built scalable codebase following SOLID principles and design patterns, conducting technical analysis to balance business needs with feasibility. Reduced app load time by 60% through algorithm optimization, code refactoring, and lazy loading strategies, increasing user retention by 25%. Architected scalable MVVM architecture with comprehensive unit tests using XCTest, achieving 80% code coverage and reducing release cycles from 2 weeks to 3 days through CI/CD automation.

iOS Developer (Earlier Roles) at appsfreedom, Contus, Eloka Enterprises, Softcraft Systems

July 1, 2015 - November 1, 2019

Developed consumer and enterprise iOS apps across news, IoT, and lifestyle domains. Migrated apps to Swift and improved UI responsiveness and App Store ratings.