---
title: "Mansi Walecha Kalra - Lead Software Engineer in Delhi | Tal"
description: "Meet Mansi Walecha Kalra, Lead Software Engineer at UST (Swift+ Swiftui + React Native) based in Delhi."
image: "https://tal.club/meet/mansi-walecha-kalra/share-image"
---

# Mansi Walecha Kalra on Tal

## Headline

Lead Software Engineer at UST \(Swift\+ Swiftui \+ React Native\)

## About

Lead iOS Engineer with 12\+ years of experience building scalable, high\-performance mobile applications across fintech, e\-commerce, and healthcare domains\. I have led end\-to\-end development of iOS applications—from architecture design to production release—working with global clients including Heatharc, US Bank, Telstra, Walmart, and Philips\. Key highlights: Led iOS development for large\-scale applications serving 500k\+ users Improved app performance and reduced crash rates by <1% Designed scalable architectures using MVVM, Clean Architecture, and modular design Mentored and led teams of 3 engineers I specialise in building maintainable and scalable systems using Swift, SwiftUI, Combine, and modern iOS architectures, with strong focus on performance, reliability, and user experience\. 🔧 Tech Stack & Architecture Expertise: Languages: Swift \(expert\), Objective\-C \(legacy apps\), SwiftUI, Combine, UIKit, Core Animation Architecture: MVC, MVVM, VIPER, Clean Architecture Frameworks: Core Data, AVFoundation, Core ML, CloudKit, ARKit Tools: Xcode, Instruments, Git, Fastlane, Jenkins, Firebase, TestFlight Networking: REST, GraphQL, URLSession, Alamofire, WebSockets Testing: XCTest, XCUITest, Quick/Nimble, Snapshot Testing Design Patterns: Singleton, Delegate, Observer, Factory, Coordinator DevOps: CI/CD pipelines, app release automation, provisioning profiles, certificates

## Location

Delhi

## Work experience

Lead Software Engineer at UST, Aug 2024 \- Present · 1 yr 11 mos, Noida, Uttar Pradesh, India

Senior Associate at Cognizant, May 2021 \- Apr 2024 · 3 yrs, Gurugram, Haryana, India

Development Team Lead at Unikove Technologies, May 2019 \- Jan 2022 · 2 yrs 9 mos, Noida, Uttar Pradesh, India

Sr\. iOS Application Developer at Unikove Technologies, Sep 2014 \- May 2019 · 4 yrs 9 mos

Sr Application developer \(iOS\) at Unikove Technologies, Mar 2014 \- Sep 2014 · 7 mos, Noida, Uttar Pradesh, India

Application Developer at LSquare Technologies India, Aug 2012 \- Mar 2014 · 1 yr 8 mos, Noida, Got to learn abundant new things in the short span of 1 year and 8 months here\. \- Worked as a mobile application developer for clients in varied domains like Retail, Healthcare, Gaming and Music etc\. \-Coordinated with technical team to write user guides and understand technical specifications of Big projects like KFC, PizzaHut, SnapHits, Fever Ramayana etc\.

## Education

Bachelor of Technology \(B\.Tech\.\), Electrical and Electronics Engineering, sharda university

High School Diploma, kendriya vidyalaya

[View the original profile](https://tal.club/meet/mansi-walecha-kalra)

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