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K Praveen Kumar

Senior iOS Engineer at Walmart | Swift • SwiftUI • UIKit • Mobile Architecture | Building Scalable Consumer Apps

Bengaluru

8+ years of work experience

Walmart Global Tech India
Oct 20242 yrs 1 moPresent

Bengaluru

• Owned end-to-end development of critical features in the Walmart US app, serving 25M+ monthly active users. • Optimized iOS memory performance, reducing Cart memory leak rate by ~77% and memory growth by ~79%, validated through A/B testing and performance profiling. • Developed scalable Cart and W+ features using GraphQL, Combine, and MVVM-C, improving data fetching, asynchronous state management, and user experience. • Ensured high-quality code by achieving over 90% test coverage using Native XCTest and supporting a robust CI/CD pipeline.
Lenskart.com
Mar 20231 yr 7 mosSep 2024

Bengaluru

• Led the successful revamp of Product Listing Page (PLP) filters and sorting functionality, resulting in an impressive 25% increase in customer retention. • Collaborated on the redesign of the Product Details Page (PDP), fulfilling new design requirements to enhance user experience and seamless product information access.
Cognizant
Oct 20211 yr 6 mosMar 2023

Bengaluru

• Worked on development of multiple iOS and Mac OS applications for pricing of Apple finished goods and Services. Used Swift 5 and Cocoa & Cocoa Touch Frameworks For the application development. • Engaged in the development & code migration of iOS and macOS enterprise applications, fostering a comprehensive understanding of both platforms. • Focused on debugging, bug fixes, code reviews, and enhancing code quality.
Infosys
Jul 20214 mosOct 2021

Bhubaneswar

• Worked on Finance domain & completed multiple enhancements like multi-search table data and formula builder features which increased the productivity by 20%. • Lead the UI team & co-ordinated the task. Worked on debugging and bug fixing. • Awarded Certificate of excellence for the exceptional performance under JL5.
Infosys
Jul 20201 yr 1 moJul 2021

Bhubaneshwar Area, India

Infosys
Apr 20182 yrs 4 mosJul 2020

Bhubaneswar, Orissa, India

GitHub
@kpkcool
Personal portfoliokpraveenkumar.in

K’s AI Stack

claude code
claude code
codex
codex
cursor
cursor
mcp
mcp
githubcopilot
githubcopilot
OpenAI Agents SDK
OpenAI Agents SDK

Education

Parala Maharaja Engineering College, Berhampur

Bachelor of Technology (BTech), Computer Science and Engineering

Parala Maharaja Engineering College, Berhampur

20134 yrs2017

+2, Science

Khallikote (Autonomous) College, Berhampur

20112 yrs2013

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Headline

Senior iOS Engineer at Walmart | Swift • SwiftUI • UIKit • Mobile Architecture | Building Scalable Consumer Apps

About

Senior iOS Engineer with 8.6+ years of experience building scalable, high-performance mobile applications used by millions of users. Specialized in Swift, SwiftUI, UIKit, and modern mobile architecture, with strong expertise in performance optimization, clean architecture, and engineering best practices. Passionate about building seamless user experiences and delivering reliable, production-grade applications end-to-end.

Location

Bengaluru

AI stack

claude code

codex

cursor

mcp

githubcopilot

OpenAI Agents SDK

Work experience

Senior Software Engineer - iOS at Walmart Global Tech India, Oct 2024 - Present · 2 yrs 1 mo, Bengaluru, • Owned end-to-end development of critical features in the Walmart US app, serving 25M+ monthly active users. • Optimized iOS memory performance, reducing Cart memory leak rate by ~77% and memory growth by ~79%, validated through A/B testing and performance profiling. • Developed scalable Cart and W+ features using GraphQL, Combine, and MVVM-C, improving data fetching, asynchronous state management, and user experience. • Ensured high-quality code by achieving over 90% test coverage using Native XCTest and supporting a robust CI/CD pipeline.

iOS Engineer at Lenskart.com, Mar 2023 - Sep 2024 · 1 yr 7 mos, Bengaluru, • Led the successful revamp of Product Listing Page (PLP) filters and sorting functionality, resulting in an impressive 25% increase in customer retention. • Collaborated on the redesign of the Product Details Page (PDP), fulfilling new design requirements to enhance user experience and seamless product information access.

Associate at Cognizant, Oct 2021 - Mar 2023 · 1 yr 6 mos, Bengaluru, • Worked on development of multiple iOS and Mac OS applications for pricing of Apple finished goods and Services. Used Swift 5 and Cocoa & Cocoa Touch Frameworks For the application development. • Engaged in the development & code migration of iOS and macOS enterprise applications, fostering a comprehensive understanding of both platforms. • Focused on debugging, bug fixes, code reviews, and enhancing code quality.

Technology Analyst at Infosys, Jul 2021 - Oct 2021 · 4 mos, Bhubaneswar, • Worked on Finance domain & completed multiple enhancements like multi-search table data and formula builder features which increased the productivity by 20%. • Lead the UI team & co-ordinated the task. Worked on debugging and bug fixing. • Awarded Certificate of excellence for the exceptional performance under JL5.

Senior Systems Engineer at Infosys, Jul 2020 - Jul 2021 · 1 yr 1 mo, Bhubaneshwar Area, India

System Engineer at Infosys, Apr 2018 - Jul 2020 · 2 yrs 4 mos, Bhubaneswar, Orissa, India

Education

Bachelor of Technology (BTech), Computer Science and Engineering, Parala Maharaja Engineering College, Berhampur

+2, Science, Khallikote (Autonomous) College, Berhampur

Public links

github: https://github.com/kpkcool

kpraveenkumar.in: https://kpraveenkumar.in/