Hello World!

I Am Karan Trehan A Developer A Writer A Speaker

Software Engineer currently working with Android

Hello there! I am Karan.

I have been building softwares since 2012 and have a deep interest in Android; having designed, architected, developed, tested and maintained innumerable Android projects. I have also closely worked with server teams to help them design backend systems and develop APIs.

Nowadays I try to give back, as much as possible, to the amazing tech community through conferences, meetups, open-source contributions, talks and mentorships.

Talk to me about Android, Mobile or Technology in general!

Education
  • Mumbai University

    Bachelor of Science
    - Information Technology

  • Udacity

    Google Certified
    Associate Android Developer

Currently
  • Product Engineer - Android

    Gojek

Previously

  • Senior Android Developer: Pepperfry

  • Co-Organizer & Resident Stand Up Comic: GDG MAD

  • Classroom Mentor: Udacity

  • Senior Android Developer: m.Paani

Open-source & Community

Article

Rx vs Coroutines: Complex network chains on Android

Comparitive post on writing complex network chains on Android using Rx and Coroutines

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App

Starwars - Showcase App

A sample modular Android app written in Kotlin using Rx, Koin, Coroutines and Architecture components

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Article

Kotlin Migration @ Pepperfry: Part Three - Learnings

Learnings from the ongoing MVVM + Kotlin migration @ Pepperfry.

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Article

Kotlin Migration @ Pepperfry: Part Two — Process

Process behind the MVVM + Kotlin migration @ Pepperfry for a better developer experience.

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Article

Kotlin Migration @ Pepperfry: Part One — Motivation

Motivation behind the MVVM + Kotlin migration @ Pepperfry lead by me.

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Article

The non-code aspects of us programmers

A look at the non-code aspects which make us great programmers and better persons.

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Article

To Synk or not to Synk

A guide to intelligent syncing of data in your offline-first Android apps to makes sure your app does not make repeated calls

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Repo

Android @ Google I/O 2018

A repo summarizing all the important Android related launches, talks, discussions at the Google I/O 2018

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App

Posts - Showcase App

A sample Android app using Kotlin, Dagger 2, RxJava, RxAndroid, Retrofit with a modular setup...

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Talk

Writing a modular project on Android - Talk

@ MADMeetup - Feb, about the need and process for modularizing an Android app.

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Article

Writing a modular project on Android - Article

A guide to writing a modular Android app with Posts as the core example

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Article

Effective Networking On Android

A guide to effective networking on Android using Kotlin and Retrofit

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Talk

GDD India - Reliving the days

@GDGMumbai GDDExtended, to help people understand what happened there off the camera & the feeling of being there.

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Talk

Google Certifications - Be Distinct!

@ GDGMumbai DevFest, to promote various benefits and perks of being Google certified.

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Talk

Recap of the Google IO 2017

@ MADMeetup June, to recap Google I/O 2017 from a user as well as developer point of view with concentration on Android.

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Get In Touch

Twitter

@karntrehan

Email

karntrehan+website @ gmail dot com

Location

Mumbai, Maharashtra, India.