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Harpreet Singh

Senior Software Engineer

New Delhi, Delhi, India8 yrs 2 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Expert in Android development with Kotlin.
  • Improved location tracking for mobility applications.
  • Led development of innovative educational technology solutions.
Stackforce AI infers this person is a Mobile Development Specialist focused on educational technology and mobility solutions.

Contact

Skills

Core Skills

Android DevelopmentKotlin

Other Skills

JSONJavaC++CSQLManagementLeadershipMicrosoft OfficeMicrosoft ExcelMicrosoft WordAndroid SDKMobile DevicesMobile TechnologyInformation TechnologyManual Testing

About

At PhysicsWallah, my role as a Senior Software Engineer centers around enhancing the educational experience through advanced Android development. With a solid foundation in IT from Guru Gobind Singh Indraprastha University, I leverage my expertise in Kotlin and Android to drive innovation and performance improvements in educational technology applications. Previously, with OYE! Rickshaw, our team improved location tracking and application performance, contributing to a smoother commute experience. These efforts reflect my commitment to using technology to solve real-world challenges, making daily life more efficient and connected for our users.

Experience

Pw (physicswallah)

2 roles

Senior Software Engineer (SDE - 3)

Apr 2025Present · 11 mos · Noida, Uttar Pradesh, India · Hybrid

Android DevelopmentKotlin

Senior Software Engineer (SDE - 2)

Nov 2022Apr 2025 · 2 yrs 5 mos · Noida, Uttar Pradesh, India · Hybrid

Android DevelopmentKotlin

Proximity works

Senior Software Engineer

Aug 2022Nov 2022 · 3 mos

  • Proximity Labs is a global team of coders, designers, PMs, and experts including former successful startup founders. We specialize in tackling Performance, UX & Scalability challenges for growth-stage and enterprise companies

Oye! rickshaw

2 roles

Senior Software Engineer

Promoted

Jul 2021Aug 2022 · 1 yr 1 mo

  • Oye! connects real Bharat with public transportation and nearby public places via its shared, electric, micro-mobility, tech-based marketplace. Oye solve people's daily commute problems, making it a seamless, reliable, affordable, and convenient experience for our customers. Oye does all this through our 100% plug-in electric rickshaws.
  • I assisted 2-3 developers at Oye! Rickshaw on different projects.
  • My responsibilities include -
  • ● Managing the Supply side apps of Oye - Driver app, Fleet Operator App
  • ● To work and make sure improved application performance and bug fixing
  • ● Worked extensively on Location based services to improve location tracking for Driver app
  • ● Identify battery drain of android devices and improve on it
  • ● Worked on 3rd party BLE integration through which we were able to get battery data of E-rickshaw battery directly from the device and getting rid of REST API data which was not very accurate
  • ● Improved location flow in app by implementing single location source around the whole project which reduced location based issues in Driver app
  • ● Worked on Bound Services through which our Android Service could run indefinitely in the background
Android DevelopmentKotlin

Software Engineer

Oct 2018Jul 2021 · 2 yrs 9 mos

  • Oye! connects real Bharat with public transportation and nearby public places via its shared, electric, micro-mobility, tech-based marketplace. Oye solve people's daily commute problems, making it a seamless, reliable, affordable, and convenient experience for our customers. Oye does all this through our 100% plug-in electric rickshaws.
  • My Responsibilities include -
  • ● Moved to MVVM architecture for all the apps
  • ● Implemented Firebase Realtime Database for real-time communication
  • ● Implemented MQTT for realtime and low-latency communication between backend and client app
  • ● Integrated UPI Payments, Third-party analytics SDKs.
  • ● Led development in the designs of screens in all the app and implement REST APIs
  • ● Integrated 3rd party SDK for BLE NFC device communication between device and Android device
  • ● Implemented long running Service and WorkMaangers for background tasks
  • ● Implemented Room database for data storage and sync
  • ● Integrated SDK for driver trainings
  • ● Worked on Webview communications between Web and Android using web bridges
  • ● Worked on Location based services and SDKs for getting locations
Android DevelopmentKotlin

Shopclues

4 roles

Software Engineer

Jun 2017Mar 2018 · 9 mos · Gurgaon, Haryana, India

  • ShopClues is and E-Commerce platform and one of India’s first marketplace models to establish a connection between buyers and sellers in a managed environment.
  • My responsibilities include -
  • Building and Designing advanced Android applications for Android platform apps - POS aapp and Consumer app of ShopClues
  • Integrated QR Code feature using Mobile Vision API on POS app
  • Helping to maintain code quality, organization, and automatization
  • Worked on Location service APIs to improve reach of Merchants in an area

Intern

Jan 2017Apr 2017 · 3 mos · Gurgaon, India

  • ShopClues is and E-Commerce platform and one of India’s first marketplace models to establish a connection between buyers and sellers in a managed environment.
  • Android App Development
  • Worked on Product API’s
  • Parsing data using different technologies – JSON, GSON and Jackson
  • Learned how to integrate Google Firebase with an android app
  • Technology used- Android Studio, Google Firebase, GSON, Jackson

Intern

Jun 2016Aug 2016 · 2 mos · Gurgaon, India

  • ShopClues is and E-Commerce platform and one of India’s first marketplace models to establish a connection between buyers and sellers in a managed environment.
  • Android App Development
  • Regulated the entry of catalogue products and addition of new products in the database.
  • Designed and successfully implemented Barcode Reader in the POS(Point of Sale) App.
  • It scans barcode using Google Mobile Vision API. It scans barcode of a product, searches the database and displays the product information and then adds it to the cart.
  • Technology used- Android Studio, SQLite Browser (to view database), Google Mobile Vision API

Summer Internship

Jun 2015Aug 2015 · 2 mos · Gurgaon, India

  • ShopClues is and E-Commerce platform and one of India’s first marketplace models to establish a connection between buyers and sellers in a managed environment.
  • Android App Development
  • Learned different technologies by pairing with experienced engineers.
  • Designed, built and tested ‘force update’ on their Android app.
  • Performed manual testing on the Android app.
  • Reported and verified fixes in new releases.
  • Tested GUI and functionality of the app.

Education

Guru Gobind Singh Indraprastha University

Bachelor of Technology (BTech) — Information Technology

Aug 2013Jun 2017

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