Arvind Kumar
Senior Android Engineer

Senior Android Developer with 6+ years of experience building scalable Android applications. Currently working on large-scale production systems serving millions of users with a focus on performance optimization, reliability, and clean architecture.

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Engineering Impact

25M+

Users served at EaseMyTrip

20%

Booking performance improvement

40K+

App downloads built from scratch

6+

Years Android experience

Core Technical Skills

Kotlin Java Jetpack Compose MVVM Clean Architecture Coroutines Flow Room Retrofit Hilt Firebase Crashlytics REST APIs WorkManager Git

Production Projects

EaseMyTrip

Large-scale travel application serving 25M+ users across flights, hotels, cabs and activities.

  • Optimized booking flow by reducing redundant API calls.
  • Improved screen loading performance by ~20%.
  • Worked with Kotlin, MVVM, Coroutines, Retrofit and Jetpack Compose.
  • Reduced crashes and ANRs using Firebase Crashlytics monitoring.
View App

Fision (Hotwire)

Consumer connectivity platform application.

Consumer Connectivity Platform (Android Application)

Contributed to the development of a consumer connectivity platform for a telecom provider, enabling seamless management of internet, TV, and digital services for residential users.

Key Contributions:

  • Developed scalable and maintainable features using modern Android architecture (MVVM + Clean Architecture)
  • Integrated RESTful APIs to support real-time service interactions and efficient backend communication
  • Enhanced application performance, stability, and responsiveness through optimization and proactive issue resolution
  • Improved overall user experience with better state management and UI handling
  • Collaborated with cross-functional teams in an Agile environment to deliver high-quality, production-ready features

Tech Stack:

  • Kotlin, Android, MVVM, Clean Architecture, Coroutines,Flow, REST APIs
View App

Flipspot

Marketplace Android application with backend integration.

  • Built product listing and purchase flows.
  • Integrated REST APIs and payment modules.
  • Focused on performance optimization and user experience.
View App

Royal Botanica

E-commerce application with payment integration.

  • Developed product catalog and checkout modules.
  • Integrated payment gateway and backend APIs.
  • Improved UI performance and reliability.
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Just Opal

Retail shopping Android application.

  • Developed product browsing and checkout features.
  • Optimized app performance and UI responsiveness.
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The Thirty Three

Smart surveillance and network monitoring mobile application.

  • Enables real-time remote monitoring of network cameras and connected security devices.
  • Built using scalable network technologies and open standards for reliable device connectivity.
  • Designed to provide secure, efficient, and intelligent video surveillance management.
View App

Professional Experience

EaseMyTrip — Android Engineer

Dec 2023 – Present | Noida

  • Working on a large-scale travel application serving 25M+ users.
  • Improved booking flow performance by reducing redundant API calls.
  • Reduced ANRs and crashes using Firebase Crashlytics monitoring.
  • Developed features using Kotlin, MVVM, Jetpack Compose and Coroutines.
  • Collaborated with backend and product teams to deliver production-ready features.

Chetu Inc — Android Engineer

May 2022 – Oct 2023

  • Built an Android application from scratch and scaled it to 40K+ downloads.
  • Designed architecture using MVVM, Room and RxJava.
  • Reduced feature integration time by 40% using modular components.
  • Worked with backend teams for API integrations.

Onqanet Technologies — Android Developer

Aug 2019 – Apr 2022

  • Developed and maintained multiple Android applications.
  • Integrated payment gateways such as Razorpay and PayPal.
  • Improved app stability for applications with 25K+ active users.
  • Managed Play Store releases and production issue fixes.

Contact

Email: arvindlink05@gmail.com

Phone: +91 7449803508

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