# Mufrat Aritra > Software Engineer @Checkout51 Location: New York City Metropolitan Area, United States Profile: https://flows.cv/mufrat Currently part of the Android team at Checkout 51, one of the leading cashback apps in North America with ~$5M in annual revenue. Previously created a startup called LegoCode, which published MovieMate on both Google Play Store & Apple Store. In the very beginning, though, my professional career began with an Android Developer role at Citi Bank. • Languages: Kotlin, Java, Swift, JavaScript. • Dev Tools: CI/CD (Jira, CircleCI, GitHub Actions, Git), Mixpanel, LamdaTest, Firebase. • Methodologies: MVVM, MVC, Multithreading, Dependency Injection, REST • Android: RxJava, Coroutines, Flow, Dagger Hilt, Coin, Jetpack Compose, XML, Gradle. • iOS: Codable, Cocoa Touch, ARKit, SwiftUI. ## Work Experience ### Software Engineer, Android @ Checkout 51: A Neptune Retail Solutions Company Jan 2023 – Present | United States Building new features and scaling the Checkout 51 App using Kotlin, RxJava, and a modern Android stack. ### Product Owner @ LegoCode Jan 2022 – Jan 2023 Led a team of 4 developers to plan, execute, and publish cross-platform android & iOS apps. ### Android Developer @ Citi Jan 2022 – Jan 2022 Designed the Greenfield development of a versatile investment projection dashboard. ## Education ### Master's degree in Health Analytics Duke University - The Fuqua School of Business Jan 2025 – Jan 2027 ### Bachelor's degree in Computer Programming Farmingdale State College Jan 2018 – Jan 2021 ## Contact & Social - LinkedIn: https://linkedin.com/in/mufrat-aritra - Website: https://mufratkarim.github.io/ --- Source: https://flows.cv/mufrat JSON Resume: https://flows.cv/mufrat/resume.json Last updated: 2026-04-01